Analysis

  • max time kernel
    119s
  • max time network
    28s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2024 22:21

General

  • Target

    64f0272523af59b0a03f23976bf9e27556791d5c42786418a421288d16c6bb41N.exe

  • Size

    90KB

  • MD5

    e5631ae981b23411e95b50e8c9cf08a0

  • SHA1

    1752fe2549977d875a6ce334f5ae6deda80e8223

  • SHA256

    64f0272523af59b0a03f23976bf9e27556791d5c42786418a421288d16c6bb41

  • SHA512

    46e8bedc04853ef1b799b2da34638dcf1ef042b035e12bdc2bbf341c9e6434be27308dfb4ca429b3454bdad820acd2edb0245da980d518b94eec1e195a16d157

  • 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 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 27 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 63 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64f0272523af59b0a03f23976bf9e27556791d5c42786418a421288d16c6bb41N.exe
    "C:\Users\Admin\AppData\Local\Temp\64f0272523af59b0a03f23976bf9e27556791d5c42786418a421288d16c6bb41N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Users\Admin\AppData\Local\Temp\64f0272523af59b0a03f23976bf9e27556791d5c42786418a421288d16c6bb41N.exe
      "C:\Users\Admin\AppData\Local\Temp\64f0272523af59b0a03f23976bf9e27556791d5c42786418a421288d16c6bb41N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2708
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OBFBP.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2932
        • 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:1320
      • 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:316
        • 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:1536
        • 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:1700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    a6ee64fdf96389e23fd7cac881d47a8e

    SHA1

    6c98c8a5cbaf7ab99aa735211addf8d773a33cc8

    SHA256

    e764e2b6e223f61461a3a476da15bde677403144525a987182975dd8ec1927d4

    SHA512

    e815edcd4e685bf6bd56d388d155c45fe98215d8f24a45cc35ea900e2ec5ee4ba799ab9c3686aa5cd3b720fd8cace526858f03f168c9a2485d188701e420d959

  • memory/316-163-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/316-220-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/316-219-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/316-261-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/316-185-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/316-173-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/316-178-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1536-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1700-268-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1700-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2220-83-0x00000000004E0000-0x00000000004E2000-memory.dmp

    Filesize

    8KB

  • memory/2220-30-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2220-86-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-73-0x00000000004C0000-0x00000000004C1000-memory.dmp

    Filesize

    4KB

  • memory/2220-67-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-62-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/2220-42-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/2220-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-23-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2220-17-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2220-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2220-7-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2220-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2220-4-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2708-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-152-0x0000000002C10000-0x0000000002C63000-memory.dmp

    Filesize

    332KB

  • memory/2708-157-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-160-0x0000000002C10000-0x0000000002C63000-memory.dmp

    Filesize

    332KB

  • memory/2708-159-0x0000000002C10000-0x0000000002C63000-memory.dmp

    Filesize

    332KB

  • memory/2708-153-0x0000000002C10000-0x0000000002C63000-memory.dmp

    Filesize

    332KB

  • memory/2708-139-0x0000000002C10000-0x0000000002C63000-memory.dmp

    Filesize

    332KB

  • memory/2708-112-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-264-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2708-102-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2708-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB