Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2024 21:53

General

  • Target

    66da76123044dec1e202af86850ee69061f3e75238c2dc723c9f0740e53987a2N.exe

  • Size

    90KB

  • MD5

    0025b1dfb75226810a4cc31936d06a20

  • SHA1

    2a5a64f9c6954dbc82f187c9e2d8cbceb87bf83c

  • SHA256

    66da76123044dec1e202af86850ee69061f3e75238c2dc723c9f0740e53987a2

  • SHA512

    abf0b9ccff6eb722097289b2478ad1476bf0e76c552d2e85293170ace10f4ed2f9f77ee1c64cf23f03d695ca4cc29d5292a19ffd47cb5ec8f1e8e2468e0ab4ff

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDQ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3S

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 23 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 7 IoCs

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

  • 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\66da76123044dec1e202af86850ee69061f3e75238c2dc723c9f0740e53987a2N.exe
    "C:\Users\Admin\AppData\Local\Temp\66da76123044dec1e202af86850ee69061f3e75238c2dc723c9f0740e53987a2N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\66da76123044dec1e202af86850ee69061f3e75238c2dc723c9f0740e53987a2N.exe
      "C:\Users\Admin\AppData\Local\Temp\66da76123044dec1e202af86850ee69061f3e75238c2dc723c9f0740e53987a2N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2828
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\BXWAO.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2420
        • 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
          • System Location Discovery: System Language Discovery
          PID:1408
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1464
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2024
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    0b30dfef9ed89fcfe465ffb31cf785d2

    SHA1

    873c769c68604a3874731163723248221dddbcff

    SHA256

    c30ccf240b0bf3be985d896a7c3ad371485229ccf6ea72f77e3087127bd9965c

    SHA512

    c931f044cd9a1a12e329a5cb0c90ffc27de64bf6393dbcca6ce50e0cda1f5fe030755d0dd8331b9d2a79c0707faeab4c9d35ab4896a81c6702e90ccdea08363b

  • memory/1464-156-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/1464-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1464-177-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/1464-166-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1464-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1916-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1916-261-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1968-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-29-0x0000000001C60000-0x0000000001C61000-memory.dmp

    Filesize

    4KB

  • memory/1968-3-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/1968-101-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-79-0x0000000001D00000-0x0000000001D02000-memory.dmp

    Filesize

    8KB

  • memory/1968-71-0x0000000001CE0000-0x0000000001CE1000-memory.dmp

    Filesize

    4KB

  • memory/1968-61-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

    Filesize

    4KB

  • memory/1968-41-0x0000000001C80000-0x0000000001C81000-memory.dmp

    Filesize

    4KB

  • memory/1968-15-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/1968-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1968-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1968-5-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2024-250-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2024-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-147-0x0000000003470000-0x00000000034C3000-memory.dmp

    Filesize

    332KB

  • memory/2828-148-0x0000000003470000-0x00000000034C3000-memory.dmp

    Filesize

    332KB

  • memory/2828-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-134-0x0000000003470000-0x00000000034C3000-memory.dmp

    Filesize

    332KB

  • memory/2828-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-214-0x0000000003470000-0x00000000034C3000-memory.dmp

    Filesize

    332KB

  • memory/2828-211-0x0000000003470000-0x00000000034C3000-memory.dmp

    Filesize

    332KB

  • memory/2828-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-249-0x0000000003470000-0x00000000034C3000-memory.dmp

    Filesize

    332KB

  • memory/2828-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2828-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2828-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB