General

  • Target

    b378f607d65dbbceded6f57aafd08629.exe

  • Size

    12.6MB

  • Sample

    220815-s2hpvafdb5

  • MD5

    b378f607d65dbbceded6f57aafd08629

  • SHA1

    85c297246e6ef5d19b2b469783ecd5a13b217ac1

  • SHA256

    348754315241bc2b6627b015f97354701bf65255db2604b679dc4762f30c1da4

  • SHA512

    7a5b157f89ff3bb29be3b279e8645fd61acca9dec32537fb966ea2695a580d855618ec65b2e43576cb15ac61c90213f5dc68d5cb41c9af3b1b4da8514bc07748

Malware Config

Extracted

Family

redline

Botnet

1137502411

C2

193.124.22.27:8362

Targets

    • Target

      b378f607d65dbbceded6f57aafd08629.exe

    • Size

      12.6MB

    • MD5

      b378f607d65dbbceded6f57aafd08629

    • SHA1

      85c297246e6ef5d19b2b469783ecd5a13b217ac1

    • SHA256

      348754315241bc2b6627b015f97354701bf65255db2604b679dc4762f30c1da4

    • SHA512

      7a5b157f89ff3bb29be3b279e8645fd61acca9dec32537fb966ea2695a580d855618ec65b2e43576cb15ac61c90213f5dc68d5cb41c9af3b1b4da8514bc07748

    • Modifies security service

    • RedLine

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

    • RedLine payload

    • xmrig

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Possible privilege escalation attempt

    • Stops running service(s)

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Impact

Service Stop

1
T1489

Tasks