General

  • Target

    cca2c639b0d38d833e093eb633643542e4d58e46a2e29c83565bbe8ebfa8b1fa

  • Size

    764KB

  • Sample

    230526-nrvjfafc32

  • MD5

    4dfd75c208666056ea211faf92e01217

  • SHA1

    7f65d9a60861e1963edabf93fb4a84b9d11b9dea

  • SHA256

    cca2c639b0d38d833e093eb633643542e4d58e46a2e29c83565bbe8ebfa8b1fa

  • SHA512

    07899c492f6935cda188040b908879ec8b962e3fcca5e4e32cb8bd6a84ccb3c777f9a8ceff5facc094ab7dcce5a6b160c16baa910d1534eb2b198ce5f4b686aa

  • SSDEEP

    12288:WMrRy90Narv7vim8nxQ6D6BqYzt1kz898/whMoNEI3o911Xv+I1uKzPHypuII4dH:fyJ3Wa6D0qYzi89/MoPo911f7uWHy49k

Malware Config

Extracted

Family

redline

Botnet

misa

C2

83.97.73.122:19062

Attributes
  • auth_value

    9e79529a6bdb4962f44d12b0d6d62d32

Extracted

Family

redline

Botnet

goga

C2

83.97.73.122:19062

Attributes
  • auth_value

    6d57dff6d3c42dddb8a76dc276b8467f

Targets

    • Target

      cca2c639b0d38d833e093eb633643542e4d58e46a2e29c83565bbe8ebfa8b1fa

    • Size

      764KB

    • MD5

      4dfd75c208666056ea211faf92e01217

    • SHA1

      7f65d9a60861e1963edabf93fb4a84b9d11b9dea

    • SHA256

      cca2c639b0d38d833e093eb633643542e4d58e46a2e29c83565bbe8ebfa8b1fa

    • SHA512

      07899c492f6935cda188040b908879ec8b962e3fcca5e4e32cb8bd6a84ccb3c777f9a8ceff5facc094ab7dcce5a6b160c16baa910d1534eb2b198ce5f4b686aa

    • SSDEEP

      12288:WMrRy90Narv7vim8nxQ6D6BqYzt1kz898/whMoNEI3o911Xv+I1uKzPHypuII4dH:fyJ3Wa6D0qYzi89/MoPo911f7uWHy49k

    • 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