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General

  • Target

    file.exe

  • Size

    751KB

  • Sample

    230601-def56scg3w

  • MD5

    a594e05f13c6cc8b4e31c16facb2c0ce

  • SHA1

    da50b3b8c3463f5fad4bc0922a58e0cd628fdc3f

  • SHA256

    ee6678289afba6f7944db28ec1b1790cd60166067a5fe302e65900ef73a34749

  • SHA512

    c461a8019088e6a35d4afd8e90548e5794b4c0bb494ad07cafa17ece360609b76654f81e48801d2d44954d5f73fc9b513a4492406a1b5def7658de504e26a3bf

  • SSDEEP

    12288:yMr9y909Ar6E2wBoaBBeXP+1qmtbGumSJj3goi9dGJHYYZtsJLB+U3K0fTk4TeyG:byuArX2wTBBeXPnmtxmSdi9YJHYMs13s

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.127:19045

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

rocker

C2

83.97.73.127:19045

Attributes
  • auth_value

    b4693c25843b5a1c7d63376e73e32dae

Extracted

Family

redline

Botnet

diza

C2

83.97.73.127:19045

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Targets

    • Target

      file.exe

    • Size

      751KB

    • MD5

      a594e05f13c6cc8b4e31c16facb2c0ce

    • SHA1

      da50b3b8c3463f5fad4bc0922a58e0cd628fdc3f

    • SHA256

      ee6678289afba6f7944db28ec1b1790cd60166067a5fe302e65900ef73a34749

    • SHA512

      c461a8019088e6a35d4afd8e90548e5794b4c0bb494ad07cafa17ece360609b76654f81e48801d2d44954d5f73fc9b513a4492406a1b5def7658de504e26a3bf

    • SSDEEP

      12288:yMr9y909Ar6E2wBoaBBeXP+1qmtbGumSJj3goi9dGJHYYZtsJLB+U3K0fTk4TeyG:byuArX2wTBBeXPnmtxmSdi9YJHYMs13s

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Downloads MZ/PE file

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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 Enterprise v6

Tasks