Analysis

  • max time kernel
    64s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    04-06-2022 00:55

General

  • Target

    Tracking#6902522331741.vbs

  • Size

    592KB

  • MD5

    393258a792991fdab17305e275e5fd31

  • SHA1

    231f60bdb55fc4597a2e4d53d4a43d66429207d2

  • SHA256

    8bde2931a468cc81994985ec803bda715ea70ef2337defc252f404efc8650a51

  • SHA512

    5d67586c90180f0637379bc7537b180a9083e5a125a9927a7320151a6a8e23a0dffefddccc5712679d1c25c3baddf6e5ac34fa41ff1230484d51c9a7424ae644

Malware Config

Extracted

Family

hancitor

Botnet

1912_372823

C2

http://howeelyzuq.com/4/forum.php

http://thriondery.ru/4/forum.php

http://craledlopj.ru/4/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Tracking#6902522331741.vbs"
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:1908
  • C:\Windows\system32\regsvr32.exe
    regsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\rNjdHLz.txt
    1⤵
    • Process spawned unexpected child process
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\SysWOW64\regsvr32.exe
      -s C:\Users\Admin\AppData\Local\Temp\rNjdHLz.txt
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:916
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\System32\svchost.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:864

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\rNjdHLz.txt

    Filesize

    138KB

    MD5

    ea193f350cbcdd48d5bd55e7ea934838

    SHA1

    b22ca46d1da866f4675916580cf2e8cb690f984b

    SHA256

    c1cbc33ffd320ea7657a732db883c989370e501fd902dcabfc8a1924b9e4d16b

    SHA512

    b84dec2a5a9f01d051021018e3f67fc545c11b1d3aec329e95495d411fa7d761feac66034eeea33974260b8c9974111897a51fb50bd68ec71e507d4bcdc22e65

  • \Users\Admin\AppData\Local\Temp\rNjdHLz.txt

    Filesize

    138KB

    MD5

    ea193f350cbcdd48d5bd55e7ea934838

    SHA1

    b22ca46d1da866f4675916580cf2e8cb690f984b

    SHA256

    c1cbc33ffd320ea7657a732db883c989370e501fd902dcabfc8a1924b9e4d16b

    SHA512

    b84dec2a5a9f01d051021018e3f67fc545c11b1d3aec329e95495d411fa7d761feac66034eeea33974260b8c9974111897a51fb50bd68ec71e507d4bcdc22e65

  • memory/864-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/864-61-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/864-62-0x0000000000402960-mapping.dmp

  • memory/864-66-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/864-68-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/916-56-0x0000000000000000-mapping.dmp

  • memory/916-57-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

    Filesize

    8KB

  • memory/916-64-0x00000000001D0000-0x00000000001D9000-memory.dmp

    Filesize

    36KB

  • memory/916-65-0x0000000000200000-0x000000000020C000-memory.dmp

    Filesize

    48KB

  • memory/1968-54-0x000007FEFBA51000-0x000007FEFBA53000-memory.dmp

    Filesize

    8KB