General

  • Target

    d4f71f1933aba41e003d363321a199fb262d27a8c2a42ff3aaa61e28a38ab1be

  • Size

    12.8MB

  • Sample

    220516-q57r2adab8

  • MD5

    e293f7a69f4b687ff718897087b594cb

  • SHA1

    97bc9ce0fdb3609e8ea9c4d4ee50c5aa1d7f739e

  • SHA256

    d4f71f1933aba41e003d363321a199fb262d27a8c2a42ff3aaa61e28a38ab1be

  • SHA512

    71b54b2351739b63b8c5449ec2f7ee1848402d7fb0a7358e907667744fef1d455320cf7199e0447fa40bacccc2e6d593ae87dcb14fd8bf5d8448aa56dcd9030e

Malware Config

Targets

    • Target

      d4f71f1933aba41e003d363321a199fb262d27a8c2a42ff3aaa61e28a38ab1be

    • Size

      12.8MB

    • MD5

      e293f7a69f4b687ff718897087b594cb

    • SHA1

      97bc9ce0fdb3609e8ea9c4d4ee50c5aa1d7f739e

    • SHA256

      d4f71f1933aba41e003d363321a199fb262d27a8c2a42ff3aaa61e28a38ab1be

    • SHA512

      71b54b2351739b63b8c5449ec2f7ee1848402d7fb0a7358e907667744fef1d455320cf7199e0447fa40bacccc2e6d593ae87dcb14fd8bf5d8448aa56dcd9030e

    • UAC bypass

    • xmrig

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

    • XMRig Miner Payload

    • Executes dropped EXE

    • Sets file execution options in registry

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

4
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Tasks