Overview

overview

10

Static

static

10

05ae2a071d...d5.exe

windows7_x64

10

05ae2a071d...d5.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    155s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    12-02-2022 10:57

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General

  • Target

    05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe

  • Size

    92KB

  • MD5

    53ad0f12ad054219a6c12e39a4a48bf9

  • SHA1

    ef69914e5b1596e6e1d0967250550308bea54983

  • SHA256

    05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5

  • SHA512

    694f8133d8d0729b9253ab561adf658327320e773db0d47e3b3b9614f60fda79d088d309e8cfc0d8f5ad395f9e59a38023cef1155d4da4e135d18d1cd8aa4701

Score
10/10
sakulapersistenceratsuricatatrojan

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

    trojanratsakula
  • Sakula Payload 2 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata
  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in Windows directory 8 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 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe
    "C:\Users\Admin\AppData\Local\Temp\05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:4404
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4492
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1136
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2192
  • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
    C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2316

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    3d46b56e0f84282957416fa4f63f1e34

    SHA1

    90eb56173fa555d681a4d3726e2b2853c89bf773

    SHA256

    9c61ad11efb3d722bf19503144aba33c2123c032912aab59d89da797023b4cda

    SHA512

    aaaf535c8fbfb4b9463f7c83a8fb99568c08072782bcfcfa2ebb27ca35d9f155c3f1bab11d0d22c58d8ea9b1706f675193ecb9001083f2ed9e561283a5416db5

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    3d46b56e0f84282957416fa4f63f1e34

    SHA1

    90eb56173fa555d681a4d3726e2b2853c89bf773

    SHA256

    9c61ad11efb3d722bf19503144aba33c2123c032912aab59d89da797023b4cda

    SHA512

    aaaf535c8fbfb4b9463f7c83a8fb99568c08072782bcfcfa2ebb27ca35d9f155c3f1bab11d0d22c58d8ea9b1706f675193ecb9001083f2ed9e561283a5416db5

    Download Submit
  • memory/2192-132-0x00000193141A0000-0x00000193141B0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2192-133-0x0000019314720000-0x0000019314730000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2192-134-0x0000019316E20000-0x0000019316E24000-memory.dmp
    Filesize

    16KB

    Download