Rewterz Threat Alert – Dridex Banking Trojan – Active IOCs

Severity

High

Analysis Summary

Dridex is a sophisticated strain of banking malware that targets the Windows platform, delivering spam campaigns to infect computers and steal banking credentials and other personal information to facilitate fraudulent money transfers. Through its history and development, Dridex has used several exploits and methods for execution, including modification of directory files, using system recovery to escalate privileges, and modification of firewall rules to facilitate peer-to-peer communication for extraction of data. The malware’s main use is to steal banking credentials and it has been attributed to the TA505 threat group (aka Evil Corp) known to have been active since at least Q3 2014.

Impact

• Credential theft
• Financial loss
• Exposure of sensitive data

Indicators of Compromise

MD5

• 76590750b6933c89a6fd7007812a5897
• 222d9a3950c1dd4e9d659e51e46ca608
• a3cdbeb1d41c114bee6784c02ca42cd6
• 878e2c1c10548a5abbc85cc1334c3aa4
• 3a7d9e9c7b17f37cea12b4a9f2c6581b
• ea91555829c1dfdfd47709496461c5d6
• f035afb3bbb9ddbab86705fc35ee3277
• ea09239b2e17576e1907df8e7f4ef6a2

SHA-256

• d93210076662115315a8713a18a86f22051c45ab7216129daa9b5638a76dac43
• f00e60f5f094abfe9448d10cb84194e73c0e0f2cb52f00d474d6420cb001c579
• 4600e7951a48232623a4c9eaae2209d2a56e6d174d9a5da837fcc4be143f67fa
• 1e7cff422cd9fda456283527e027500af16f9ceceeb23467d55839286b14a8ea
• 672ace07423b11c65be0e0cfcdea8e8a17517b033324b418a1b92d6139daa18d
• 9ffe349bfcaac3ceffbbb5accf85814b0e08d204a02b63a9df9681235a464ecc
• f1da83287dc71efd8d39d03f2c349830826b9c8698b0a7bb6cc6e7eb959428da
• 8e2d3f6bc5f7b639638d2f5ec751bc2985f1636005131623c5d2c448885c5d89

SHA-1

• 804357d2db86df848cf52369236fde45fd61db2e
• f8b456c5a5b9fafe6cd2d90774eaf78ac90824c5
• dab99e5990cab0c9eb2cabd7fef6bd489d53bbd4
• d8877cfd0fa7a9d4c5fff74145f4d254d3085094
• 7e28c856061e2b23f02b74a2dd5edcae762ba04e
• 801a1c4ab318d6e7168208315991e68cf9991a09
• 749817589b2ad782e0fe24087a401621be70b9e5
• 931bfe2fa810a16caf53035f351f08464f3947a2

URL

• http[:]//212[.]114[.]52[.]129[:]80/download/flnam[.]dll
• http[:]//37[.]120[.]239[.]185[:]80/download/dllmar[.]dll
• http[:]//145[.]249[.]106[.]39[:]80/download/cxas[.]dll
• http[:]//5[.]39[.]222[.]102[:]80/download/pdllod[.]dll

Remediation

• Block all threat indicators at their respective controls.
• Search all IOCs in your environment.