Analysis

  • max time kernel
    137s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    31-01-2022 00:44

General

  • Target

    9723119a19a2fa3daa93d23ad98bb4c34e0747222a868648b2bfa392b3ad93f3.exe

  • Size

    92KB

  • MD5

    0f218e73da96af2939e75ebea7c958dc

  • SHA1

    a20645513c85b2f8381b45245e58963698baf39b

  • SHA256

    9723119a19a2fa3daa93d23ad98bb4c34e0747222a868648b2bfa392b3ad93f3

  • SHA512

    b3b57777849f7df472cc44b00dad8cdaef9354e9a5316a2c4de5d6972d5077e6faac0902b89284e3873d64c9dde5616ba15a556baeedfe53bbd0e41ee9858dee

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • Executes dropped EXE 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9723119a19a2fa3daa93d23ad98bb4c34e0747222a868648b2bfa392b3ad93f3.exe
    "C:\Users\Admin\AppData\Local\Temp\9723119a19a2fa3daa93d23ad98bb4c34e0747222a868648b2bfa392b3ad93f3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      PID:3092
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\9723119a19a2fa3daa93d23ad98bb4c34e0747222a868648b2bfa392b3ad93f3.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:832
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2112

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    b90f11eb6463c64a3161056affc8d8cd

    SHA1

    7fa033073721cfc1efac60c8aeae6025700b3a3f

    SHA256

    86b20b35be68ce380bac081f293a870818718c502c0a88d0e29cde67226627d1

    SHA512

    bb9e7d665b82a847c4ded21a8b1a8c1c76e4c96d465976f8058adcba9f06b50f5f424a08ef48fbd72ec828e219f8003a5bf5e802fa40f5e9f15265b68337d3c3

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

    MD5

    b90f11eb6463c64a3161056affc8d8cd

    SHA1

    7fa033073721cfc1efac60c8aeae6025700b3a3f

    SHA256

    86b20b35be68ce380bac081f293a870818718c502c0a88d0e29cde67226627d1

    SHA512

    bb9e7d665b82a847c4ded21a8b1a8c1c76e4c96d465976f8058adcba9f06b50f5f424a08ef48fbd72ec828e219f8003a5bf5e802fa40f5e9f15265b68337d3c3