General

  • Target

    InstagramAccountCreator.exe

  • Size

    50.2MB

  • Sample

    221206-sxkzeadf21

  • MD5

    26f0227e22e82d1bb4b670a57a33f2e4

  • SHA1

    c6ce6febe356e5fcb0edfaf78f1d7f47d73c670e

  • SHA256

    2bbf2e073912caf5e14068311b9fdd384e2e3ba18926e6e970be32968f3f044d

  • SHA512

    b66b1da5cc53307179d6102b053a78103cbadfa949cbdcd8a18dd4507b7422a673eb8e5af4c70ece1e1223005b21f2bbac4d561f66db69193ca28d6a29530401

  • SSDEEP

    786432:nagctlsdx7hxfhCvQhR0+YkqgQkvs2nI+W1/FYtKUi5rum7Xu8+iG9sixXHcf:aJtlsdx7h3Ws0GNI+JKUi5KHxiKsmHc

Malware Config

Targets

    • Target

      InstagramAccountCreator.exe

    • Size

      50.2MB

    • MD5

      26f0227e22e82d1bb4b670a57a33f2e4

    • SHA1

      c6ce6febe356e5fcb0edfaf78f1d7f47d73c670e

    • SHA256

      2bbf2e073912caf5e14068311b9fdd384e2e3ba18926e6e970be32968f3f044d

    • SHA512

      b66b1da5cc53307179d6102b053a78103cbadfa949cbdcd8a18dd4507b7422a673eb8e5af4c70ece1e1223005b21f2bbac4d561f66db69193ca28d6a29530401

    • SSDEEP

      786432:nagctlsdx7hxfhCvQhR0+YkqgQkvs2nI+W1/FYtKUi5rum7Xu8+iG9sixXHcf:aJtlsdx7h3Ws0GNI+JKUi5KHxiKsmHc

    • Modifies security service

    • xmrig

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

    • XMRig Miner payload

    • Executes dropped EXE

    • Possible privilege escalation attempt

    • Stops running service(s)

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

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

3
T1112

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Install Root Certificate

1
T1130

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks