Analysis

  • max time kernel
    139s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:57

General

  • Target

    0c212fbde3f7a7fc8ae33649fcb316a7c338edb31cf37579341d5d972a0df39a.exe

  • Size

    216KB

  • MD5

    11ac5015db07b180426784ef739e0f45

  • SHA1

    91df958d1ba8ceda2ae76a90e3228ee105b1f465

  • SHA256

    0c212fbde3f7a7fc8ae33649fcb316a7c338edb31cf37579341d5d972a0df39a

  • SHA512

    8f38230ed0644e85639fb2bc39b61883fc299025d6016b50407a9f26815f7dbca48c049896cea0256a957236cea84d58cbe39a291e009feef9fe07e25136ad0e

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\0c212fbde3f7a7fc8ae33649fcb316a7c338edb31cf37579341d5d972a0df39a.exe
    "C:\Users\Admin\AppData\Local\Temp\0c212fbde3f7a7fc8ae33649fcb316a7c338edb31cf37579341d5d972a0df39a.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:952
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1556
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0c212fbde3f7a7fc8ae33649fcb316a7c338edb31cf37579341d5d972a0df39a.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:608
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:360

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    df6c11f28985867ef9b3acd0fafcced2

    SHA1

    d7e004fbaf74fa65ffc463b5c1544838af831bdb

    SHA256

    7f74986be27caee8e8830b1acf8d5e123730bd25289d84ef84591754081951f3

    SHA512

    5e3906a6b7f869a81bd8dc5883806fbc779bb2d58bbcc2f14aae612708cc88366159d7c9d445c64397786dafd066f8cf20f04d39ece5a4013d078dbc390b31e2

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

    MD5

    df6c11f28985867ef9b3acd0fafcced2

    SHA1

    d7e004fbaf74fa65ffc463b5c1544838af831bdb

    SHA256

    7f74986be27caee8e8830b1acf8d5e123730bd25289d84ef84591754081951f3

    SHA512

    5e3906a6b7f869a81bd8dc5883806fbc779bb2d58bbcc2f14aae612708cc88366159d7c9d445c64397786dafd066f8cf20f04d39ece5a4013d078dbc390b31e2

  • memory/952-55-0x00000000756C1000-0x00000000756C3000-memory.dmp

    Filesize

    8KB

  • memory/952-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1556-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB