Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 04:13

General

  • Target

    f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe

  • Size

    90KB

  • MD5

    64709d9fc11d5ef95aa12a88581baf5e

  • SHA1

    cc3b45357b755c5c6deba2476f9a61c0b424882f

  • SHA256

    f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63

  • SHA512

    bc7cc097d80b5b2184147960822efa18cb6123a095045923918fa2aedf09f70b2ee063627bd815b2a71721df510fca907d0b90a2758204401ee9ddb26522ec4a

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDC:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE34

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\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe
    "C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe
      "C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2200
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\JRJSO.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2796
        • 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:2728
      • 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:2928
        • 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:2056
        • 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:1864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    004fc528c040a354bd45ea0ee0fd8f28

    SHA1

    aaabe2d6ba921d080cfd04ef98752eb9eb06f381

    SHA256

    d2b0ff2b38d1ebd4b77d920fcaec57037b9109c0b754e4b3f53020d6fe89e81e

    SHA512

    720622f76531d43478a976c62e50577694155723d0a93b4822a4a46066ae2ef7f054fe4d21e2f3f5d361ab05207dd9c12d4d76c2a1dd27b4570ec519b0f384a0

  • memory/1864-252-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1864-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2056-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-149-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-250-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-216-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-249-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2200-251-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-150-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2200-151-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-152-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2200-253-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2712-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-29-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2712-67-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-81-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/2712-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-102-0x00000000004A0000-0x00000000004F3000-memory.dmp

    Filesize

    332KB

  • memory/2712-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2712-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2712-16-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2712-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2712-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-72-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2712-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2712-41-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2712-61-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2928-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2928-217-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2928-180-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2928-169-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2928-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB