Analysis

  • max time kernel
    7s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 01:29

General

  • Target

    798b75d7cb2f49cdc10d62bd8ce6aa57f5fba75c9deddd752929b2c82269d450.exe

  • Size

    112KB

  • MD5

    d8cab5a9969dd3032845db5b5b5bee85

  • SHA1

    073f2c3483dca996bca912642b83e17f96ab351a

  • SHA256

    798b75d7cb2f49cdc10d62bd8ce6aa57f5fba75c9deddd752929b2c82269d450

  • SHA512

    1ef57300ad57b167d9194e16b80d2da4636f2bd01669e329245170cc9c2aa11de8addeefb975cf5613474b6a7602fe764ad33e7b1ff3312e9601c417485fc6e8

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJS:tVIr7zI+fAceoGxSKKo5S

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • UPX packed file 12 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\798b75d7cb2f49cdc10d62bd8ce6aa57f5fba75c9deddd752929b2c82269d450.exe
    "C:\Users\Admin\AppData\Local\Temp\798b75d7cb2f49cdc10d62bd8ce6aa57f5fba75c9deddd752929b2c82269d450.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:824
    • C:\Users\Admin\AppData\Local\Temp\798b75d7cb2f49cdc10d62bd8ce6aa57f5fba75c9deddd752929b2c82269d450.exe
      "C:\Users\Admin\AppData\Local\Temp\798b75d7cb2f49cdc10d62bd8ce6aa57f5fba75c9deddd752929b2c82269d450.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\YGUTF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3796
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:2168
      • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1220
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:1360
        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:64
        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    148B

    MD5

    3a4614705555abb049c3298e61170b7f

    SHA1

    c8686410756f346d9551256a5b878b04770950ba

    SHA256

    cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

    SHA512

    65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

  • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

    Filesize

    112KB

    MD5

    8e5c1e2ccf20ee3bcee63e371e97e500

    SHA1

    7027b458fcf551c84d0316db664b99a14c2690f3

    SHA256

    0034c980bae91a7502c0c26fb6323d52cbd829ee41250c28dd3c9aba67af122c

    SHA512

    1c5c1e7ad6a500b143537afcd18922439b85207b4f394532c4b11b2064b50bdccdba6b275fc38b9b494ff244503f751c98994d7ee29f389f1c59eaefe27a2eff

  • memory/64-77-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/824-51-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/824-8-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/824-12-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/824-19-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1220-47-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1220-48-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1220-73-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1220-49-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1220-52-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1360-55-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1360-59-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1360-53-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1360-76-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/1744-16-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-20-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-50-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-11-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-74-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2864-65-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2864-67-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2864-68-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2864-71-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2864-80-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2864-69-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4972-3-0x00000000022D0000-0x00000000022D2000-memory.dmp

    Filesize

    8KB

  • memory/4972-6-0x0000000002320000-0x0000000002322000-memory.dmp

    Filesize

    8KB

  • memory/4972-13-0x00000000022C0000-0x00000000022C2000-memory.dmp

    Filesize

    8KB

  • memory/4972-9-0x0000000002D30000-0x0000000002D32000-memory.dmp

    Filesize

    8KB

  • memory/4972-5-0x0000000002310000-0x0000000002312000-memory.dmp

    Filesize

    8KB

  • memory/4972-4-0x00000000022F0000-0x00000000022F2000-memory.dmp

    Filesize

    8KB

  • memory/4972-2-0x00000000022C0000-0x00000000022C2000-memory.dmp

    Filesize

    8KB

  • memory/4972-7-0x0000000002350000-0x0000000002352000-memory.dmp

    Filesize

    8KB