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General

  • Target

    4bc77ad6c9a8d4cadcb19eb43fa9293dae7cbc35d4f5f40482ec764bad4ada33

  • Size

    625KB

  • Sample

    230604-nv2f6acg3v

  • MD5

    7412febfca904a9c9b255ac388637331

  • SHA1

    ff341f7ed48efacb86a9c97fcddf9eb7268b1e64

  • SHA256

    4bc77ad6c9a8d4cadcb19eb43fa9293dae7cbc35d4f5f40482ec764bad4ada33

  • SHA512

    9ecc4ad0c6efd260f1f0443e449bf7dfbd98c5165100b7408072ecbee813e230ba83a17d1b09c766c70c023e2a96166359296b2f0e9e1614cb3e043a14a188f5

  • SSDEEP

    12288:qMrcy90OtxQAo5Iqr7U/nrN+4Qn/h4uEbB6X4HOqLTaKwbwQf:yyFwCg7U/nJL2Z4ucnXTNqwQf

Malware Config

Extracted

Family

redline

Botnet

musa

C2

83.97.73.126:19046

Attributes
  • auth_value

    745cd242a52ab79c9c9026155d62f359

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      4bc77ad6c9a8d4cadcb19eb43fa9293dae7cbc35d4f5f40482ec764bad4ada33

    • Size

      625KB

    • MD5

      7412febfca904a9c9b255ac388637331

    • SHA1

      ff341f7ed48efacb86a9c97fcddf9eb7268b1e64

    • SHA256

      4bc77ad6c9a8d4cadcb19eb43fa9293dae7cbc35d4f5f40482ec764bad4ada33

    • SHA512

      9ecc4ad0c6efd260f1f0443e449bf7dfbd98c5165100b7408072ecbee813e230ba83a17d1b09c766c70c023e2a96166359296b2f0e9e1614cb3e043a14a188f5

    • SSDEEP

      12288:qMrcy90OtxQAo5Iqr7U/nrN+4Qn/h4uEbB6X4HOqLTaKwbwQf:yyFwCg7U/nJL2Z4ucnXTNqwQf

    • 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.

    • 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