Analysis

  • max time kernel
    151s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:48

General

  • Target

    1460078f1a6875972f9cae2e98f532722c53b8648f4732032242651a5d167f16.exe

  • Size

    176KB

  • MD5

    bdf1e255ef4bf1e21100551fd49bf028

  • SHA1

    6d9274cd78a14d730b1ad4b06dd9add50f285be9

  • SHA256

    1460078f1a6875972f9cae2e98f532722c53b8648f4732032242651a5d167f16

  • SHA512

    2f862c60803b8b161f92a2bebce3a3f33da015ce634bc8ef470dab0f117d4142885567b1ac87658ddc8b335dc60e26fe477bbdec47824a13a48c2562062c2153

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\1460078f1a6875972f9cae2e98f532722c53b8648f4732032242651a5d167f16.exe
    "C:\Users\Admin\AppData\Local\Temp\1460078f1a6875972f9cae2e98f532722c53b8648f4732032242651a5d167f16.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:964
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1304
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1460078f1a6875972f9cae2e98f532722c53b8648f4732032242651a5d167f16.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1804
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1680

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    960745c417eca50d6b68cc9679bf93d3

    SHA1

    ed5ee1aba08d89a15da6d8d25c893ddf0a00728e

    SHA256

    159209f589dfa4de2a8a1b7e8c92334d8d59b0fbfc88a42f5f906807dbc65f2d

    SHA512

    159d9e6de50a934faa121f9827a660e6e66d0533c8844e58282cd5380ad97b4c754ec5056020ab20f769b9e98d592a629300c2d60bb21265764772a4be2818ed

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

    MD5

    960745c417eca50d6b68cc9679bf93d3

    SHA1

    ed5ee1aba08d89a15da6d8d25c893ddf0a00728e

    SHA256

    159209f589dfa4de2a8a1b7e8c92334d8d59b0fbfc88a42f5f906807dbc65f2d

    SHA512

    159d9e6de50a934faa121f9827a660e6e66d0533c8844e58282cd5380ad97b4c754ec5056020ab20f769b9e98d592a629300c2d60bb21265764772a4be2818ed

  • memory/964-55-0x0000000075F91000-0x0000000075F93000-memory.dmp

    Filesize

    8KB

  • memory/964-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1304-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB