General

  • Target

    b2939aee96b950ca152f10d4791107be9f71f17f4d42e55183d259f8f7b6a6e7

  • Size

    6.3MB

  • Sample

    221126-3r7w4ahb4z

  • MD5

    7f66b63ae030d04a43178df57bb78b1a

  • SHA1

    8605715d8de48241315ec8fcfb91a8380f6776c1

  • SHA256

    b2939aee96b950ca152f10d4791107be9f71f17f4d42e55183d259f8f7b6a6e7

  • SHA512

    4a0590a23c10dd257692e1f4497912935556d4e152fe09ecd1eb2531fba0ee80a079c589068315623ff660c8e5c99871d68a4d48fecfc7ed579081c5e77def46

  • SSDEEP

    98304:A1RaZKOTNyQE17hjs+USipFnLSXF9v8CqLoiLwst/IxZsQU3wDkAaXnmkhD:4aZXTLcVs+upF4Lv8CqSstUKQU1lL5

Malware Config

Extracted

Family

xtremerat

C2

remotedesktop11.no-ip.info

Targets

    • Target

      b2939aee96b950ca152f10d4791107be9f71f17f4d42e55183d259f8f7b6a6e7

    • Size

      6.3MB

    • MD5

      7f66b63ae030d04a43178df57bb78b1a

    • SHA1

      8605715d8de48241315ec8fcfb91a8380f6776c1

    • SHA256

      b2939aee96b950ca152f10d4791107be9f71f17f4d42e55183d259f8f7b6a6e7

    • SHA512

      4a0590a23c10dd257692e1f4497912935556d4e152fe09ecd1eb2531fba0ee80a079c589068315623ff660c8e5c99871d68a4d48fecfc7ed579081c5e77def46

    • SSDEEP

      98304:A1RaZKOTNyQE17hjs+USipFnLSXF9v8CqLoiLwst/IxZsQU3wDkAaXnmkhD:4aZXTLcVs+upF4Lv8CqSstUKQU1lL5

    • Detect XtremeRAT payload

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • XtremeRAT

      The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

    • ModiLoader Second Stage

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks