Analysis

  • max time kernel
    141s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 07:28

General

  • Target

    0d887f5ae411555f6d46c4b6eebeb01f186092c9183c7f680bfe8994c91b92ce.exe

  • Size

    216KB

  • MD5

    39d3045114638a4e17be87f1976873c9

  • SHA1

    2f0720836c0c67890e271a06fa9a8a808d23301c

  • SHA256

    0d887f5ae411555f6d46c4b6eebeb01f186092c9183c7f680bfe8994c91b92ce

  • SHA512

    19b2e9da0f8d982a4179b2df41c4600459a1926e34606c4dc97e0fbd0c841672123286e6bfcd30cb1d1a597561f295e85cce266f60bcf08696c5fc10de3fef3a

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\0d887f5ae411555f6d46c4b6eebeb01f186092c9183c7f680bfe8994c91b92ce.exe
    "C:\Users\Admin\AppData\Local\Temp\0d887f5ae411555f6d46c4b6eebeb01f186092c9183c7f680bfe8994c91b92ce.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1144
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1404
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d887f5ae411555f6d46c4b6eebeb01f186092c9183c7f680bfe8994c91b92ce.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1864
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1836

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    c16090cc96d49bc8add763a0135c188a

    SHA1

    d1163ecae04b2f25b56ca8f22bfc211b12de72f0

    SHA256

    97f4490c03efe8260ea8f46f659222f1efb55de75fd52eb666293cce4a33d43e

    SHA512

    c7cf1150d63fb9f3ffa3dab3e3698fef98ba49e10b13362feb5af3d1e2ce9e5ca4902423b9bdb770e8820d1d811c553c79d677102464829f3a364ba270e0eed8

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

    MD5

    c16090cc96d49bc8add763a0135c188a

    SHA1

    d1163ecae04b2f25b56ca8f22bfc211b12de72f0

    SHA256

    97f4490c03efe8260ea8f46f659222f1efb55de75fd52eb666293cce4a33d43e

    SHA512

    c7cf1150d63fb9f3ffa3dab3e3698fef98ba49e10b13362feb5af3d1e2ce9e5ca4902423b9bdb770e8820d1d811c553c79d677102464829f3a364ba270e0eed8

  • memory/1144-54-0x0000000074F01000-0x0000000074F03000-memory.dmp

    Filesize

    8KB

  • memory/1144-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1404-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB