Analysis

  • max time kernel
    148s
  • max time network
    163s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 08:27

General

  • Target

    0b06661cadf127315450cfcbd763aced03de2035f54247c97b6ce1285bc38184.exe

  • Size

    216KB

  • MD5

    a6bfd0eaf669613fc2abdc90dd227959

  • SHA1

    a2371363f63317296dfc342534e54fc386ac35ff

  • SHA256

    0b06661cadf127315450cfcbd763aced03de2035f54247c97b6ce1285bc38184

  • SHA512

    e947abee052f01fb4955ea6858843d28c1c64c9dbaa7ab876899cc16efda208b978eb03fbfbe387d33e577618e243bb83246deef1c1e081c090d29ba85b9b252

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 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\0b06661cadf127315450cfcbd763aced03de2035f54247c97b6ce1285bc38184.exe
    "C:\Users\Admin\AppData\Local\Temp\0b06661cadf127315450cfcbd763aced03de2035f54247c97b6ce1285bc38184.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:524
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b06661cadf127315450cfcbd763aced03de2035f54247c97b6ce1285bc38184.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1060

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    a1b6583de7c2cee77b798773263d0735

    SHA1

    37b907d054eed3182f9ba603a053b3bb48f83114

    SHA256

    2fbfb3db2eb0212057ea1a9251d9eb61643c5e984e88b6e5b94da22800ddc0f7

    SHA512

    3f3df205c77927ef198b7980a1a82c3a048b20c74882158b16951e974c216fb7ee16dfd778fc297236c8a65d60ef7dc7e4e5a4f95470a2a24bf9cc641b5047de

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    a1b6583de7c2cee77b798773263d0735

    SHA1

    37b907d054eed3182f9ba603a053b3bb48f83114

    SHA256

    2fbfb3db2eb0212057ea1a9251d9eb61643c5e984e88b6e5b94da22800ddc0f7

    SHA512

    3f3df205c77927ef198b7980a1a82c3a048b20c74882158b16951e974c216fb7ee16dfd778fc297236c8a65d60ef7dc7e4e5a4f95470a2a24bf9cc641b5047de

  • memory/524-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1180-54-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB

  • memory/1180-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB