General

  • Target

    b50a455b38340055fe28091525b17a3b9de0ed0a3c0a8bb6d8337850ea3bb81f

  • Size

    342KB

  • Sample

    221224-j6t41ahg44

  • MD5

    1883b1cf887b4748bcf5f6fd82a6dce3

  • SHA1

    0027119a3c92b25e6dac059d952c2298de29cc66

  • SHA256

    b50a455b38340055fe28091525b17a3b9de0ed0a3c0a8bb6d8337850ea3bb81f

  • SHA512

    88f56c14b4517b1745e769c9995d3dd5f8ae804cb3ab4e861017a85837b967b88ece92c7cb5a16d50a1cb1d6189f38e75d971b3f28a6f506f061f6ce1d7c2edc

  • SSDEEP

    6144:bkXpGtKOhRiO2etLe6ftHYoUJ2Kw4kN4SHyK1tjvoFSDtZQxW:bmpkKOXiO57ftHjJ4xzwWW

Malware Config

Extracted

Family

amadey

Version

3.60

C2

85.209.135.11/gjend7w/index.php

Extracted

Family

systembc

C2

89.22.236.225:4193

176.124.205.5:4193

Targets

    • Target

      b50a455b38340055fe28091525b17a3b9de0ed0a3c0a8bb6d8337850ea3bb81f

    • Size

      342KB

    • MD5

      1883b1cf887b4748bcf5f6fd82a6dce3

    • SHA1

      0027119a3c92b25e6dac059d952c2298de29cc66

    • SHA256

      b50a455b38340055fe28091525b17a3b9de0ed0a3c0a8bb6d8337850ea3bb81f

    • SHA512

      88f56c14b4517b1745e769c9995d3dd5f8ae804cb3ab4e861017a85837b967b88ece92c7cb5a16d50a1cb1d6189f38e75d971b3f28a6f506f061f6ce1d7c2edc

    • SSDEEP

      6144:bkXpGtKOhRiO2etLe6ftHYoUJ2Kw4kN4SHyK1tjvoFSDtZQxW:bmpkKOXiO57ftHjJ4xzwWW

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Blocklisted process makes network request

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Tasks