General

  • Target

    4f7a427579f50779ecf321f86e06fc29

  • Size

    304KB

  • Sample

    220523-ha7vjsbhg4

  • MD5

    4f7a427579f50779ecf321f86e06fc29

  • SHA1

    1d4133535b7ba2e52871ba3d84a6d03d89ea59ce

  • SHA256

    32dbd23da3165e24cca4714f1b822d02f7056fb7bf21e687ae5506109f223b3f

  • SHA512

    2ee1dd0860f666a1f98255044f93de8147bcb1b6757da78cd4d93cdd281525a393a6d5914731a36b4d64a4080472688e9ecbc51e2c1fe9cd799c67a84f1ab402

Malware Config

Extracted

Family

redline

C2

141.95.140.173:33470

Attributes
  • auth_value

    ccdf86c63434db56ca19a6af104c916b

Targets

    • Target

      4f7a427579f50779ecf321f86e06fc29

    • Size

      304KB

    • MD5

      4f7a427579f50779ecf321f86e06fc29

    • SHA1

      1d4133535b7ba2e52871ba3d84a6d03d89ea59ce

    • SHA256

      32dbd23da3165e24cca4714f1b822d02f7056fb7bf21e687ae5506109f223b3f

    • SHA512

      2ee1dd0860f666a1f98255044f93de8147bcb1b6757da78cd4d93cdd281525a393a6d5914731a36b4d64a4080472688e9ecbc51e2c1fe9cd799c67a84f1ab402

    • RedLine

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

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks