Rewterz Threat Alert – Trickbot – IoCs

Severity

Medium

Analysis Summary

TrickBot is a banking Trojan which targets sensitive information and acts as a dropper for other malware. Trickbot is usually spread via malicious malspam campaigns. These campaigns send unsolicited emails that direct users to download malware from malicious websites or trick the user into opening malware through an attachment. The TrickBot banking Trojan, one of the most persistent threats on the current landscape, has been uncovered targeting users from the UK with geofenced malicious spam. The spam email looks like this: 

When a victim downloads the attachment, it requires user authentication of enabling macros. Upon clicking, payload is downloaded. 

Impact

• Exposure of sensitive data 
• Credential theft 
• Financial loss

Indicators of Compromise

MD5

• f7ba28d76229a780717120f7fd0d6e37
• b1d79a3bf998b8b7621ae5e965f7a0a4
• a4824cda0d25d70efe66ea039e639ab4
• 5a7061e6c1ca578906ccac4fb3014790
• acb475814b5d81cd05d65e07e5cdb9c4
• 97085bea673123dba7ee07e04c314fe5
• 12c1eb3250a11c9e9c2c9b0be5002b33
• db45693dc3980a0c45782a82f8d51d7a
• ae8588731ed8b4a51de9b1c15d436520

SHA-256

• 1eada510670dffe57447c5a786a440c4472e416d6bb9ece2c018526e6447688c
• 5b53e93d56e20740ef468c0dc16bf4b0dc459007637874f1b2e8094f7d41e0a2
• beb10ebe9c50b64a5ed3ac389970bca007efc4003aac0152955cfc43d14553cb
• 346ee8817352965cc2b186525a1362d44e9aecf7f9a08aad1f7865f447de12f1
• 7a0931294c47ca316d3628c77332410709b7d4978d2c5dffca2e12a581928e20
• 730398632d22d8b2a26649e6c44127fa1df8219e0bca29771939d449adb481f9
• 76523edc9cffb188d14ac6682bec7926b25777b412817cc3ce3597dd23a5972e
• f7068cc038a64f2d45f6a78e1e45f11dd1eadc2ad97c4fc2cbd995439a011785
• 6f48b2bab8659efd30c47c5883252feb17a174e637eafa8992746ce9aae660a7
• 0e52b69f392021522f3cd205701f66c3453615591e9367429732d6efd8f7af05
• 14237a377cec9b34c01b0007112b8c8658020024af84f7dd1e4a6087cb6b34fc
• 20c9bc71b314710dfa814a325e67024daad6ef64650dc862dfd5dabd5b0de09b
• 2c64c35727214c3294fbb484526fb659e770daf73ef3ed068199091b74fe70b1
• 2e5a57a5dc26e8a03b19cab7b202f58a58b6a37a09e0126ba5272d8ff9e95857
• 4112d6392209fe37538911eb4f8e15188045c41f774423df24d61e3769f8778d
• 625f20648bff976e1e0e6760bd505189b7b0b5b22d177b94d9eb5c13a13f8120
• 64e7fd6aa67c42ca0c81ba677c5a7b46ea364a92c367e1244681ec1445465b1b
• 6bf6aacd3ac91349df2c2fb1747946e6e655b66fd55a1febc6b01f85ee4d980a
• 6e010ed5ee255cf8d86fb9a1d494438d591039eb95413b93ca3cca3b5f56072f
• 7033e5a07ef9c5e45de59e394ba36df319a8640f6d30d9b9acd945146ad3281d
• 7e20153fdc83d18e475c6e5360e71f49dfed96f39f3441cd52ddb64bf4c674f8
• 984a861ee3129393f6196edf7933958aa2ea23a95a06dae257ebb9758c616dde
• a2f48b9ffa7ba2a54f86bf2980fa6682ee0deb3205813271d649c0addbbfdbb8
• abd67e26a0f0db07a5d29f769687c1ad17308c7afc8aa60d161c7b3098785c03
• cd832c4e1602d984c28d75fdee47afa5098b94b1cb2118a5e45d91c2267aca9a
• ce18a0e28233af9143b82bf1809c19aaa65b12fdca60b18bda5db298ac2d1de4
• d2472641e76279123590196e251d3419b600c128b13173d0c64b852f24a12a80
• ef03f5c6e52e96e9ea7bb00d454d3fa219be22f0ffa4fe8226b28b788c7e12e4
• f92d3952c4cd454507645525fd50bbf58e9cd223cd9278d9a3fe88036b38c3b9

SHA1

• adbdace8847aa3822dd94284337d9f6a9212189b
• e6a35a0de7d6fd3f623136718a7fd107b092bc73
• 96839ccd5375a672ab91eb68b8c355354ac115b7
• 33b53a6db814e2373c0c9e8d32feaa1f0bc67bb2
• b152637766b37ea9f5202060d9a3f5d1e825aa6c
• 9ddd646df11570760cad8e8577d4541a466462ae

Source IP

• 51[.]81[.]112[.]144
• 88[.]218[.]16[.]9
• 185[.]82[.]126[.]178

URL

• http[:]//185[.]82[.]126[.]178/api-exel[.]php
• http[:]//88[.]218[.]16[.]9/filecall-dll[.]php
• http[:]//88[.]218[.]16[.]9/file[.]php
• http[:]//185[.]82[.]126[.]178/trafficdll[.]php

Remediation

• Block the threat indicators at their respective controls. 
• Do not downloads any email attachments coming from untrusted email addresses.