Analysis

  • max time kernel
    175s
  • max time network
    192s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    22-01-2022 01:22

General

  • Target

    bd477f65cd82cff6926d732257f77169c854db46d1173c50d745600cae053388.exe

  • Size

    89KB

  • MD5

    9cee5c49dcaad59ea0eea6e7b67c304c

  • SHA1

    0f049d44b87caf7b1715cd0175a04c13ba423c53

  • SHA256

    bd477f65cd82cff6926d732257f77169c854db46d1173c50d745600cae053388

  • SHA512

    998aee8ba6850dd311722e44295fccfb9d731ec1efd923cfa09e29ac64818da98918bff6c8d64a580ea5435b3c230c2527935b51832d3833a2d54060f7e984b9

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\bd477f65cd82cff6926d732257f77169c854db46d1173c50d745600cae053388.exe
    "C:\Users\Admin\AppData\Local\Temp\bd477f65cd82cff6926d732257f77169c854db46d1173c50d745600cae053388.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4076
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\bd477f65cd82cff6926d732257f77169c854db46d1173c50d745600cae053388.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:416
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:64

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    7933c7b3a593283f919ee41ec6f49da4

    SHA1

    1b8f23a3d53fa52fe4b4665a2e66b9cdf650a7a7

    SHA256

    02ae7202edfad9ec9041514a00b19174d04ed8fa26118cba355d390286345e9d

    SHA512

    4e198ba48d9c976e9d8c6682020bed6708df2825cab793d9df1177a3d1242170ca7f2ebc269cc7f65cf9bd422ff2a0a843f38bed798459b4b0e45612dc917bdc

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

    MD5

    7933c7b3a593283f919ee41ec6f49da4

    SHA1

    1b8f23a3d53fa52fe4b4665a2e66b9cdf650a7a7

    SHA256

    02ae7202edfad9ec9041514a00b19174d04ed8fa26118cba355d390286345e9d

    SHA512

    4e198ba48d9c976e9d8c6682020bed6708df2825cab793d9df1177a3d1242170ca7f2ebc269cc7f65cf9bd422ff2a0a843f38bed798459b4b0e45612dc917bdc