Analysis

  • max time kernel
    118s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 06:24

General

  • Target

    10155d402e9401e8d37c3a0dd5e003a0cafbe471ffbdaf5f41049ea2b56b0270.exe

  • Size

    80KB

  • MD5

    a8a22acdb7205b9fc175573457e1243b

  • SHA1

    9d69b0803a957abe209fc59f007ed0ed3fba7ead

  • SHA256

    10155d402e9401e8d37c3a0dd5e003a0cafbe471ffbdaf5f41049ea2b56b0270

  • SHA512

    98175008c0e77517d5e1766750a449a233d465788421afb069395e71880732716858f9750a5f8a66c07a09e28aeaa1661e589cd684c0444823b667ba7cb61443

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\10155d402e9401e8d37c3a0dd5e003a0cafbe471ffbdaf5f41049ea2b56b0270.exe
    "C:\Users\Admin\AppData\Local\Temp\10155d402e9401e8d37c3a0dd5e003a0cafbe471ffbdaf5f41049ea2b56b0270.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1540
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2028
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10155d402e9401e8d37c3a0dd5e003a0cafbe471ffbdaf5f41049ea2b56b0270.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1960

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    7e94e53729d18220a8e51362d99b7701

    SHA1

    1494cf78998bb19e38e04eaf23ff500c98ee0dc1

    SHA256

    f4beec523515658601577b7de08a4e16fe9f31ac6e9654fffd1d8defa1d37f74

    SHA512

    ab50564ef70ce49b46656a9a0c476d46671f7cb5e90966ae4b0560b064a4bf55ca424193750239a5613ea2472c6d15039ac59e1136de602d86ca3ae76f9d7950

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

    MD5

    7e94e53729d18220a8e51362d99b7701

    SHA1

    1494cf78998bb19e38e04eaf23ff500c98ee0dc1

    SHA256

    f4beec523515658601577b7de08a4e16fe9f31ac6e9654fffd1d8defa1d37f74

    SHA512

    ab50564ef70ce49b46656a9a0c476d46671f7cb5e90966ae4b0560b064a4bf55ca424193750239a5613ea2472c6d15039ac59e1136de602d86ca3ae76f9d7950

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

    MD5

    7e94e53729d18220a8e51362d99b7701

    SHA1

    1494cf78998bb19e38e04eaf23ff500c98ee0dc1

    SHA256

    f4beec523515658601577b7de08a4e16fe9f31ac6e9654fffd1d8defa1d37f74

    SHA512

    ab50564ef70ce49b46656a9a0c476d46671f7cb5e90966ae4b0560b064a4bf55ca424193750239a5613ea2472c6d15039ac59e1136de602d86ca3ae76f9d7950

  • memory/1540-55-0x0000000076731000-0x0000000076733000-memory.dmp

    Filesize

    8KB