Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2024 03:50

General

  • Target

    e7ae79b4b6aea962bf1a5b99d570d6ee1dcddd1bfa167a41e0a6e6fa1a5a6d0d.exe

  • Size

    90KB

  • MD5

    c18a027dcd18412f7f8e76ab0041fa7f

  • SHA1

    b8392b6ab7023f376cd3c78e3375c46fd503e5ed

  • SHA256

    e7ae79b4b6aea962bf1a5b99d570d6ee1dcddd1bfa167a41e0a6e6fa1a5a6d0d

  • SHA512

    d5de51c74444ae9543584f36ba190df780f949cd35114709b44599bdb079c462b881696662faad875201b1c76cfa8e67071e60ecf3500ce6c247720d6a73f05f

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3v

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 24 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\e7ae79b4b6aea962bf1a5b99d570d6ee1dcddd1bfa167a41e0a6e6fa1a5a6d0d.exe
    "C:\Users\Admin\AppData\Local\Temp\e7ae79b4b6aea962bf1a5b99d570d6ee1dcddd1bfa167a41e0a6e6fa1a5a6d0d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Users\Admin\AppData\Local\Temp\e7ae79b4b6aea962bf1a5b99d570d6ee1dcddd1bfa167a41e0a6e6fa1a5a6d0d.exe
      "C:\Users\Admin\AppData\Local\Temp\e7ae79b4b6aea962bf1a5b99d570d6ee1dcddd1bfa167a41e0a6e6fa1a5a6d0d.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2572
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\PMAMX.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2784
        • 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:1760
      • 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:2592
        • 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:1384
        • 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:1320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    b66adb47bd6db667a006ad90a0faa9e1

    SHA1

    a61d5c35d0f70a9d63f18956b61c98e6d61f88ea

    SHA256

    f9fb76b2c0c5e0a3ab184d539d1bbd402fe91a7c0312d64219fb139327c9b57c

    SHA512

    1cc905c9ded07b569846169a49990deb84abb018845b59191be83a4d6bac7bd5d01d2e385a45fb82d3884ad14326a04095c7554a476f0926634b53fe8c29c2fb

  • memory/1128-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/1128-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-40-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1128-60-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/1128-67-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1128-28-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/1128-3-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1128-5-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1128-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-15-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/1128-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1128-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1320-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1320-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1384-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2572-136-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2572-151-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2572-150-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2572-149-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2572-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-222-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2572-255-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2572-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-179-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2592-168-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2592-250-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-244-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2592-158-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB