Analysis

  • max time kernel
    120s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:48

General

  • Target

    11a097e3db2cc09bedc8c7500981637d1db2ce9950c125bf0c55e6ea5103c6c8.exe

  • Size

    35KB

  • MD5

    a70f291dcee3db73b910c6d280159d1a

  • SHA1

    91e52726e7a45ac46440694921354bf4da70962a

  • SHA256

    11a097e3db2cc09bedc8c7500981637d1db2ce9950c125bf0c55e6ea5103c6c8

  • SHA512

    dec9c341b571c31cce568196865e547d37b3c76b497538d1a4a130b34626c6aff0445eaf022ad65d88dc831ff682836cf9681722169c1f14ca2ce8011c2a10be

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • 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\11a097e3db2cc09bedc8c7500981637d1db2ce9950c125bf0c55e6ea5103c6c8.exe
    "C:\Users\Admin\AppData\Local\Temp\11a097e3db2cc09bedc8c7500981637d1db2ce9950c125bf0c55e6ea5103c6c8.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:656
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11a097e3db2cc09bedc8c7500981637d1db2ce9950c125bf0c55e6ea5103c6c8.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1864
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1948

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    8f389b18b73c33c347d6e957debbd1dc

    SHA1

    bdc752dc476f40a8f7074343ee2d6166ae706c81

    SHA256

    7e3937ac086d2b4337c34eb649a3e6ee03060b35c7a39cbd45ca649a2b58a310

    SHA512

    fb4cd86b61539400521a6ee970fa3e857668e6f0eaff94035e20293b81d1de67d966bb2573b7e2830f54f79c3f4caa2a77d2e081ba7a5e579d7d4b8fa08c5770

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

    MD5

    8f389b18b73c33c347d6e957debbd1dc

    SHA1

    bdc752dc476f40a8f7074343ee2d6166ae706c81

    SHA256

    7e3937ac086d2b4337c34eb649a3e6ee03060b35c7a39cbd45ca649a2b58a310

    SHA512

    fb4cd86b61539400521a6ee970fa3e857668e6f0eaff94035e20293b81d1de67d966bb2573b7e2830f54f79c3f4caa2a77d2e081ba7a5e579d7d4b8fa08c5770

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

    MD5

    8f389b18b73c33c347d6e957debbd1dc

    SHA1

    bdc752dc476f40a8f7074343ee2d6166ae706c81

    SHA256

    7e3937ac086d2b4337c34eb649a3e6ee03060b35c7a39cbd45ca649a2b58a310

    SHA512

    fb4cd86b61539400521a6ee970fa3e857668e6f0eaff94035e20293b81d1de67d966bb2573b7e2830f54f79c3f4caa2a77d2e081ba7a5e579d7d4b8fa08c5770

  • memory/1500-54-0x0000000074F01000-0x0000000074F03000-memory.dmp

    Filesize

    8KB