General

  • Target

    b0af4f05c0f5658c3d434a4bc74535f742c6680976769a835475c39049e8c118

  • Size

    770KB

  • Sample

    230608-svjzbsgd93

  • MD5

    9779059e51c9cf7963879511a5a21e16

  • SHA1

    eef700922e88cc4a76d22905dc10d56b7c4a5ca0

  • SHA256

    b0af4f05c0f5658c3d434a4bc74535f742c6680976769a835475c39049e8c118

  • SHA512

    ef3c4e69da2e1b36ce90b2db57b4897002ef39d534ed58c11e06d6fedbf3debb977d3af3a9a6ea469cd41bb42610425d73a4b3b473f538e9a88c7549277accfd

  • SSDEEP

    24576:FyD62wSglFKeG3CROwUN1CGIi1LzM+87xbEZXhMxZ:gpgAslycwLz0tEZG

Malware Config

Extracted

Family

redline

Botnet

muha

C2

83.97.73.129:19068

Attributes
  • auth_value

    3c237e5fecb41481b7af249e79828a46

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      b0af4f05c0f5658c3d434a4bc74535f742c6680976769a835475c39049e8c118

    • Size

      770KB

    • MD5

      9779059e51c9cf7963879511a5a21e16

    • SHA1

      eef700922e88cc4a76d22905dc10d56b7c4a5ca0

    • SHA256

      b0af4f05c0f5658c3d434a4bc74535f742c6680976769a835475c39049e8c118

    • SHA512

      ef3c4e69da2e1b36ce90b2db57b4897002ef39d534ed58c11e06d6fedbf3debb977d3af3a9a6ea469cd41bb42610425d73a4b3b473f538e9a88c7549277accfd

    • SSDEEP

      24576:FyD62wSglFKeG3CROwUN1CGIi1LzM+87xbEZXhMxZ:gpgAslycwLz0tEZG

    • 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.

    • Windows security modification

    • 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 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

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks