Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    16-06-2022 07:40

General

  • Target

    26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe

  • Size

    79KB

  • MD5

    6623ef6b58ca25808463b629d56e4660

  • SHA1

    a432c50373feb75ab0fb681c9f502a5e49fa43bd

  • SHA256

    26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409

  • SHA512

    ac58292418685528ae87db45f2e44bb92fc8ed61376939038e9ec2f2fd7ef162351564534f12c9dfd2cf203277316facccf53ef7d345c87acb48bca9f6d09fba

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe
    "C:\Users\Admin\AppData\Local\Temp\26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1908
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\26aeb4306d11fe8219e450cd26a8af73a8972e1675486cefb2a56bf2b2d04409.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:916
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1424

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    79KB

    MD5

    626fdfeb1e749c44cbf24e27c7a98087

    SHA1

    6aab97046df238654d1e28541ade7018c71cc93f

    SHA256

    722fd7daa9df3f0a21ade872ad9d382d5f11bbff3faa3b90a999e21feeb7dc8b

    SHA512

    7e2d48c6d0ba5250a0670c7633351572e2d2a2bba637ae58a3d4584905ab63045dc0bbfe1ef060e53c8409443ab9df83b9cd56a9c6a8e3c78af1615d1458ed7d

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    79KB

    MD5

    626fdfeb1e749c44cbf24e27c7a98087

    SHA1

    6aab97046df238654d1e28541ade7018c71cc93f

    SHA256

    722fd7daa9df3f0a21ade872ad9d382d5f11bbff3faa3b90a999e21feeb7dc8b

    SHA512

    7e2d48c6d0ba5250a0670c7633351572e2d2a2bba637ae58a3d4584905ab63045dc0bbfe1ef060e53c8409443ab9df83b9cd56a9c6a8e3c78af1615d1458ed7d

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    79KB

    MD5

    626fdfeb1e749c44cbf24e27c7a98087

    SHA1

    6aab97046df238654d1e28541ade7018c71cc93f

    SHA256

    722fd7daa9df3f0a21ade872ad9d382d5f11bbff3faa3b90a999e21feeb7dc8b

    SHA512

    7e2d48c6d0ba5250a0670c7633351572e2d2a2bba637ae58a3d4584905ab63045dc0bbfe1ef060e53c8409443ab9df83b9cd56a9c6a8e3c78af1615d1458ed7d

  • memory/916-60-0x0000000000000000-mapping.dmp
  • memory/1424-61-0x0000000000000000-mapping.dmp
  • memory/1908-57-0x0000000000000000-mapping.dmp
  • memory/2044-54-0x0000000075441000-0x0000000075443000-memory.dmp
    Filesize

    8KB