Analysis

  • max time kernel
    147s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:29

General

  • Target

    177e703a68de3b6a4a16e6edfd872ccf19df818e576ceea44e70ca9c10284209.exe

  • Size

    220KB

  • MD5

    dc3853de9b041682bd162c573fe10b58

  • SHA1

    26271116d67b71225b9a30cd815b2df5ae3e9db4

  • SHA256

    177e703a68de3b6a4a16e6edfd872ccf19df818e576ceea44e70ca9c10284209

  • SHA512

    efe65ecd267e82b6b1e9a93ee57951d661359638cbcf04befdad1fb454d3203f194597f880f535672fed4e0b381154db9153f018731dbcc95e33b7f63efdd81d

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\177e703a68de3b6a4a16e6edfd872ccf19df818e576ceea44e70ca9c10284209.exe
    "C:\Users\Admin\AppData\Local\Temp\177e703a68de3b6a4a16e6edfd872ccf19df818e576ceea44e70ca9c10284209.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1204
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\177e703a68de3b6a4a16e6edfd872ccf19df818e576ceea44e70ca9c10284209.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1212
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2044

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    dd3e76bdcfb21854194d7a9b3d5764e2

    SHA1

    0d383e782c51d24471ee85bc1e2576700b90c1b1

    SHA256

    47f3739b0a19313a78714ca71b541fd2b8bded44a8fbfdef2c06aa7f34acaac9

    SHA512

    381e2563f94bde6ed0672dd6658cf47f37e964d78f6841569e09bac359e59e473664264fdd98746ce252e45ef670ce0d7c31a1e079fe24dddedaaf75df44cf89

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

    MD5

    dd3e76bdcfb21854194d7a9b3d5764e2

    SHA1

    0d383e782c51d24471ee85bc1e2576700b90c1b1

    SHA256

    47f3739b0a19313a78714ca71b541fd2b8bded44a8fbfdef2c06aa7f34acaac9

    SHA512

    381e2563f94bde6ed0672dd6658cf47f37e964d78f6841569e09bac359e59e473664264fdd98746ce252e45ef670ce0d7c31a1e079fe24dddedaaf75df44cf89

  • memory/1180-55-0x0000000075831000-0x0000000075833000-memory.dmp

    Filesize

    8KB

  • memory/1180-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1204-60-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB