Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    04/07/2024, 03:30

General

  • Target

    377e1f0ad9e7ce43d9f42cd6fe9457fe2483f797771829217365d7806c6557a1.exe

  • Size

    90KB

  • MD5

    ff784d54993353c9c90531c4768b3700

  • SHA1

    e26415b4c384c0b6a9ce5c216e400aad9e6c73d1

  • SHA256

    377e1f0ad9e7ce43d9f42cd6fe9457fe2483f797771829217365d7806c6557a1

  • SHA512

    7e65378b75cb14996f16c684f6c61aaaed6c24513b8e7d771cd15477604676f2ed1c63f05363fcd9a87fb33a6760f250d45ac5fd9eef188f6feac9a5f3d66287

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 18 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\377e1f0ad9e7ce43d9f42cd6fe9457fe2483f797771829217365d7806c6557a1.exe
    "C:\Users\Admin\AppData\Local\Temp\377e1f0ad9e7ce43d9f42cd6fe9457fe2483f797771829217365d7806c6557a1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Users\Admin\AppData\Local\Temp\377e1f0ad9e7ce43d9f42cd6fe9457fe2483f797771829217365d7806c6557a1.exe
      "C:\Users\Admin\AppData\Local\Temp\377e1f0ad9e7ce43d9f42cd6fe9457fe2483f797771829217365d7806c6557a1.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2420
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\GLYHH.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1964
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
          4⤵
          • Adds Run key to start application
          PID:2144
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:584
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          PID:1744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\GLYHH.bat

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

  • \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe

    Filesize

    90KB

    MD5

    7cdec885e203801f4bae0ac5658069da

    SHA1

    f8f360d6764aac1fc45060dea91760be1c1f98ac

    SHA256

    2cfdbfec638f12aca4bb627c5da40cf1f1f62d009f204d5b143d5b9390bb69ff

    SHA512

    0eec27ad637e4dda88717a527d2b159588f5b7c96feea89f3b5850c0cb298f6c0c002b7bd6c53f965355e10acb49198a63173aed7a0b522f551e0301bed972bb

  • memory/584-254-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/584-243-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1740-246-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1740-204-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1740-159-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1740-170-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/1740-149-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1740-144-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1744-255-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1744-244-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2372-70-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/2372-40-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2372-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2372-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2372-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2372-21-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2372-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2372-60-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2372-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2372-78-0x00000000003B0000-0x00000000003B2000-memory.dmp

    Filesize

    8KB

  • memory/2372-28-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2372-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2420-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-143-0x0000000003480000-0x00000000034D3000-memory.dmp

    Filesize

    332KB

  • memory/2420-89-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-249-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-95-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2420-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2420-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB