General

  • Target

    6652e93504921a93097f6e19f3e8f51ebf6bdcff9f73234caf6f091dce883c9d

  • Size

    778KB

  • Sample

    230603-lb7gysgd27

  • MD5

    d521c21443558d50dd1eaa830654e6dc

  • SHA1

    16b9dec9b3d4541cc8d6193327fe27208dd2f25d

  • SHA256

    6652e93504921a93097f6e19f3e8f51ebf6bdcff9f73234caf6f091dce883c9d

  • SHA512

    b2246e7e47f55a28f70a24281d5cebdc40924bc629a8db2d923e6bb71ad258f3f6d276f9b3b5a746aa755cda35650aa0a0c80a8db7500349ed7913486a2a2931

  • SSDEEP

    12288:IMrTy90Xw0igLWA367KB5vebV/J1fw3z8WyX+k/bOQ4NY2ntHc9lRZ0d5PaZGP:ryQWAvGdgmX1an9+lsd5vP

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      6652e93504921a93097f6e19f3e8f51ebf6bdcff9f73234caf6f091dce883c9d

    • Size

      778KB

    • MD5

      d521c21443558d50dd1eaa830654e6dc

    • SHA1

      16b9dec9b3d4541cc8d6193327fe27208dd2f25d

    • SHA256

      6652e93504921a93097f6e19f3e8f51ebf6bdcff9f73234caf6f091dce883c9d

    • SHA512

      b2246e7e47f55a28f70a24281d5cebdc40924bc629a8db2d923e6bb71ad258f3f6d276f9b3b5a746aa755cda35650aa0a0c80a8db7500349ed7913486a2a2931

    • SSDEEP

      12288:IMrTy90Xw0igLWA367KB5vebV/J1fw3z8WyX+k/bOQ4NY2ntHc9lRZ0d5PaZGP:ryQWAvGdgmX1an9+lsd5vP

    • 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 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

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks