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Analysis

  • max time kernel
    175s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 01:52

General

  • Target

    0abcac168e9f57bfeaa19d1a0e5dbf9b.exe

  • Size

    440KB

  • MD5

    0abcac168e9f57bfeaa19d1a0e5dbf9b

  • SHA1

    d248545e0f652b13356a7f3671215f1bdbb8b874

  • SHA256

    35e3aa85bd1d97eed8a682a6eed57007b040a1b0b67e2e13a97fc3f2d5be37a8

  • SHA512

    91df5115f6e91e51b30bc2c4d6854f53fb15831e2e0c0badb803c2f0721ec7e92ce99f6d60eca93a136c2f3e802fad2a3435cbd06b3c9141ada752f5c1c230cf

  • SSDEEP

    6144:5ZunObR8sVImcyYC5JvY5XlCdraWDgfjrfhartBI+zlbKvCB2txqWwKQ3GdYuxPZ:WK+mzMNE/Ds3fM20lHmYWwH3zuxPnIc

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0abcac168e9f57bfeaa19d1a0e5dbf9b.exe
    "C:\Users\Admin\AppData\Local\Temp\0abcac168e9f57bfeaa19d1a0e5dbf9b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:1092
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\dxcyswg.exe
        dxcyswg.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4400
        • C:\Windows\SysWOW64\GTH60369.exe
          C:\Windows\system32\GTH60369.exe C:\Windows\fOnTs\comres.dll dns C:\Users\Admin\AppData\Local\Temp\RarSFX0\dxcyswg.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\dxcyswg.exe

    Filesize

    16KB

    MD5

    0d728917bfe5d5e43b9683733897e897

    SHA1

    bcd4babb6fe2dd167d9bd53795dddca2e07830b3

    SHA256

    91aca432b8b075f56591f9d868fa6164cbf6c85d91efb636757cc17035fc537a

    SHA512

    afdca009ed96686bcdc69129bc34e54360f9960533f38e618c50a6983bd740f1f946ddb086d360d617ae479cdd2870c0ca33ae163bf979b9628c7851264fd84f

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\loadwg.exe

    Filesize

    333KB

    MD5

    5a74f1a22e11a717cff8bd4f6f18913d

    SHA1

    459db43f79a38a9d67aeb248328039eb6c77ac43

    SHA256

    0e32d8dbe4d9861956539fa69bc3475bedcf1d02f42807b651d2d699928c1d6a

    SHA512

    bee37a8e334329e4e4fb27f4b9850924aeb2a363d93c770af0dc61ac3b5794b5bf1fecf2978c1cd4a2a0d29a645b49bab78d219480680241792062493249ddaa

  • C:\Windows\SysWOW64\GTH60369.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • C:\Windows\SysWOW64\mmsfc1.dll

    Filesize

    48KB

    MD5

    98c499fccb739ab23b75c0d8b98e0481

    SHA1

    0ef5c464823550d5f53dd485e91dabc5d5a1ba0a

    SHA256

    d9d8ce1b86b3978889466ab1b9f46778942d276922bf7533327a493083913087

    SHA512

    9e64ac13e18ab0a518bb85b6612520645b5ab2c9a5359ced943813ba7344714999f25ba0e52240ad2d0c2fefc76552ff43173adc46334ff0b5dba171fb58e4e6

  • C:\Windows\fOnTs\comres.dll

    Filesize

    12KB

    MD5

    500ed35dd00ab4d97149325645fdda56

    SHA1

    030821994984093e48acebce7faea6fff894bd39

    SHA256

    2aae8310f3e8560d5f672a690f49b073b037a2c6f43fc8207443f4194711573f

    SHA512

    666509f6f3f63fae83e777e9bf7050c1f3eaaeffa60d5a06d0d848cb635a2f7424859504fb93f6885554452be12e35efb1ced317335204b0996cf01dc8fdc33b

  • memory/952-41-0x0000000010000000-0x0000000010017000-memory.dmp

    Filesize

    92KB

  • memory/1092-20-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/1092-30-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/1092-43-0x0000000000400000-0x00000000004AC000-memory.dmp

    Filesize

    688KB

  • memory/1692-1-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1692-9-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1692-0-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/4400-23-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/4400-37-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB