Analysis

  • max time kernel
    145s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    30-06-2024 22:31

General

  • Target

    692d35e2225cacedf9d842965c4b81e2ef40b653580e04ff7674a615ccc8d2d8.exe

  • Size

    90KB

  • MD5

    eb6b22e45664b660d8786e8682c3a69f

  • SHA1

    8d5d56418814c3a51ce1fb6da152791b51b6be10

  • SHA256

    692d35e2225cacedf9d842965c4b81e2ef40b653580e04ff7674a615ccc8d2d8

  • SHA512

    d29597fc4a0e083c939d9b7e90aaf545e73ced292768933037a380cd4d97ff991132dd789efd5ac4ea87ef833a406a06776754a2ce6586fd2475482d1feb56e9

  • 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 25 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\692d35e2225cacedf9d842965c4b81e2ef40b653580e04ff7674a615ccc8d2d8.exe
    "C:\Users\Admin\AppData\Local\Temp\692d35e2225cacedf9d842965c4b81e2ef40b653580e04ff7674a615ccc8d2d8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Users\Admin\AppData\Local\Temp\692d35e2225cacedf9d842965c4b81e2ef40b653580e04ff7674a615ccc8d2d8.exe
      "C:\Users\Admin\AppData\Local\Temp\692d35e2225cacedf9d842965c4b81e2ef40b653580e04ff7674a615ccc8d2d8.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2928
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\GSWTH.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2816
        • 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:2164
      • 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:2156
        • 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:1476
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          PID:1896

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

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\GSWTH.bat
    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    90KB

    MD5

    8ef4ce6edf71e5a5165adde603b4df1d

    SHA1

    c52e69fb17d1db993568642d271c35b03d863ba5

    SHA256

    6814f1491dabe383493b9a91c3f3a9f50fb8b8f2cfa781557f2dbd576820d6a2

    SHA512

    ed694cdf4a216b5e499b4ebb283a80544b0363203f13dc75d72f2a256e65eb1c70689a21d58c199f9bd7541ee4be8efc49af4465c9f07db1526342bdbcab0ce7

  • memory/1476-262-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1476-251-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1488-70-0x0000000000350000-0x0000000000351000-memory.dmp
    Filesize

    4KB

  • memory/1488-80-0x0000000000370000-0x0000000000372000-memory.dmp
    Filesize

    8KB

  • memory/1488-96-0x0000000002790000-0x00000000027E3000-memory.dmp
    Filesize

    332KB

  • memory/1488-27-0x00000000002B0000-0x00000000002B1000-memory.dmp
    Filesize

    4KB

  • memory/1488-43-0x0000000000404000-0x0000000000405000-memory.dmp
    Filesize

    4KB

  • memory/1488-60-0x0000000000330000-0x0000000000331000-memory.dmp
    Filesize

    4KB

  • memory/1488-109-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1488-108-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1488-39-0x00000000002E0000-0x00000000002E1000-memory.dmp
    Filesize

    4KB

  • memory/1488-15-0x0000000000290000-0x0000000000291000-memory.dmp
    Filesize

    4KB

  • memory/1488-5-0x0000000000230000-0x0000000000231000-memory.dmp
    Filesize

    4KB

  • memory/1488-91-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1488-82-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1488-3-0x0000000000230000-0x0000000000231000-memory.dmp
    Filesize

    4KB

  • memory/1488-79-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1488-78-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1488-0-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1896-252-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/1896-263-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/2156-178-0x0000000000280000-0x0000000000281000-memory.dmp
    Filesize

    4KB

  • memory/2156-254-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2156-157-0x0000000000230000-0x0000000000231000-memory.dmp
    Filesize

    4KB

  • memory/2156-167-0x0000000000250000-0x0000000000251000-memory.dmp
    Filesize

    4KB

  • memory/2156-153-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2156-219-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/2928-107-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-97-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2928-150-0x0000000002560000-0x00000000025B3000-memory.dmp
    Filesize

    332KB

  • memory/2928-94-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-257-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-101-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-103-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-151-0x0000000002560000-0x00000000025B3000-memory.dmp
    Filesize

    332KB

  • memory/2928-136-0x0000000002560000-0x00000000025B3000-memory.dmp
    Filesize

    332KB

  • memory/2928-92-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-105-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2928-106-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB