Analysis

  • max time kernel
    13s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-05-2024 22:24

General

  • Target

    6140cbc7a6112ce11ae6a95c7a13b85d91ef942a087eca635c196c9d4b5587d4.exe

  • Size

    112KB

  • MD5

    4306bcba85d7eab4fc890c91c35bd310

  • SHA1

    7c3d7fe5bbdc9578ca244147969ad921f649fd65

  • SHA256

    6140cbc7a6112ce11ae6a95c7a13b85d91ef942a087eca635c196c9d4b5587d4

  • SHA512

    19f3750dd9baeda2809943a3182e79a28a373ce0a27f1cd699d581185a2c534453002980742126a6842b3cd3a0ee2dfa2a68f5b1d10d4edf9c2e091a7063c86d

  • SSDEEP

    1536:t2ovIa47CqIf2f3w41p7sDcX7juR/JSJw8EeNshUDGXJ:tVIr7zI+fAceoGxSKKo5

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • ModiLoader Second Stage 4 IoCs
  • UPX dump on OEP (original entry point) 20 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 11 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6140cbc7a6112ce11ae6a95c7a13b85d91ef942a087eca635c196c9d4b5587d4.exe
    "C:\Users\Admin\AppData\Local\Temp\6140cbc7a6112ce11ae6a95c7a13b85d91ef942a087eca635c196c9d4b5587d4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3596
    • C:\Users\Admin\AppData\Local\Temp\6140cbc7a6112ce11ae6a95c7a13b85d91ef942a087eca635c196c9d4b5587d4.exe
      "C:\Users\Admin\AppData\Local\Temp\6140cbc7a6112ce11ae6a95c7a13b85d91ef942a087eca635c196c9d4b5587d4.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\XAXFT.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3372
        • 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
          PID:4108
      • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4376
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
          • Suspicious use of SetWindowsHookEx
          PID:4188
        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4644
        • C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
          4⤵
          • Executes dropped EXE
          PID:4024

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\XAXFT.txt
    Filesize

    148B

    MD5

    3a4614705555abb049c3298e61170b7f

    SHA1

    c8686410756f346d9551256a5b878b04770950ba

    SHA256

    cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

    SHA512

    65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

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

    112KB

    MD5

    ae32f13469ae17c38bf09ae444934b5e

    SHA1

    11636b2ebff175a561f0e81c40472372de7f0d7f

    SHA256

    2d04254d25d6828950bf9d9972d91f0d4df5b0d77d9b9de293d68b1b9e91f992

    SHA512

    49bd4b8a5555e843ae2f51b3ddef760757ce53f32afa4877aec24625b0265e00a0a68694c0bc6bffc7869f4f03d81e9640834503a2865142915a1b3740dba30d

  • memory/2624-21-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2624-71-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2624-11-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2624-18-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/3596-20-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/3596-10-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/3596-12-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/3596-8-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/3596-73-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/3616-3-0x00000000029E0000-0x00000000029E2000-memory.dmp
    Filesize

    8KB

  • memory/3616-17-0x0000000002BF0000-0x0000000002BF2000-memory.dmp
    Filesize

    8KB

  • memory/3616-6-0x0000000002A30000-0x0000000002A32000-memory.dmp
    Filesize

    8KB

  • memory/3616-7-0x0000000002A70000-0x0000000002A72000-memory.dmp
    Filesize

    8KB

  • memory/3616-5-0x0000000002A20000-0x0000000002A22000-memory.dmp
    Filesize

    8KB

  • memory/3616-4-0x0000000002A00000-0x0000000002A02000-memory.dmp
    Filesize

    8KB

  • memory/3616-2-0x0000000002180000-0x0000000002182000-memory.dmp
    Filesize

    8KB

  • memory/4024-68-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/4024-67-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/4024-75-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/4024-69-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/4024-66-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/4024-64-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/4188-61-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/4188-53-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/4188-51-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/4188-86-0x0000000000400000-0x000000000040C000-memory.dmp
    Filesize

    48KB

  • memory/4376-49-0x0000000000400000-0x000000000041F000-memory.dmp
    Filesize

    124KB

  • memory/4376-50-0x0000000000400000-0x000000000041F000-memory.dmp
    Filesize

    124KB

  • memory/4376-70-0x0000000000400000-0x000000000041F000-memory.dmp
    Filesize

    124KB

  • memory/4376-48-0x0000000000400000-0x000000000041F000-memory.dmp
    Filesize

    124KB

  • memory/4376-47-0x0000000000400000-0x000000000041F000-memory.dmp
    Filesize

    124KB

  • memory/4644-74-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB