General

  • Target

    3746fde9e1cd969eed0564bc1f5decc77e93a13d8506cbad16edc482a9c39e3a

  • Size

    763KB

  • Sample

    230526-mxwg9afe91

  • MD5

    2603f7ba36d401e163239fccc3080dca

  • SHA1

    dc2a09c848c2f5997ceb3610850f63c1078709d0

  • SHA256

    3746fde9e1cd969eed0564bc1f5decc77e93a13d8506cbad16edc482a9c39e3a

  • SHA512

    1d837575b14b0cbfec87747303e36efb0fcfcf3aeb0fd7bd7c773a288a7e4db8f308d17c204f67bfce6f39f13bafa06d4921d348425da15c5bd704960f82fb3e

  • SSDEEP

    12288:eMrby90/V4qHHx5vMNyS/6pA9fLov+k7vYZuLztPqrK4DD9UGMbLc34dBdmdqLBt:5yq4qxxMNAeaWiguLztP2K89fym4fdme

Malware Config

Extracted

Family

redline

Botnet

disa

C2

83.97.73.122:19062

Attributes
  • auth_value

    93f8c4ca7000e3381dd4b6b86434de05

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      3746fde9e1cd969eed0564bc1f5decc77e93a13d8506cbad16edc482a9c39e3a

    • Size

      763KB

    • MD5

      2603f7ba36d401e163239fccc3080dca

    • SHA1

      dc2a09c848c2f5997ceb3610850f63c1078709d0

    • SHA256

      3746fde9e1cd969eed0564bc1f5decc77e93a13d8506cbad16edc482a9c39e3a

    • SHA512

      1d837575b14b0cbfec87747303e36efb0fcfcf3aeb0fd7bd7c773a288a7e4db8f308d17c204f67bfce6f39f13bafa06d4921d348425da15c5bd704960f82fb3e

    • SSDEEP

      12288:eMrby90/V4qHHx5vMNyS/6pA9fLov+k7vYZuLztPqrK4DD9UGMbLc34dBdmdqLBt:5yq4qxxMNAeaWiguLztP2K89fym4fdme

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks