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
    15-11-2024 03:49

General

  • Target

    f7a4ee4ddc6b473ac5d1684357cc617c7ccb1e7fdcabb6e4b566bcf917e32217.exe

  • Size

    326KB

  • MD5

    fcdf537e506d0f29c9bce572039d6157

  • SHA1

    c7fea774cb7458fb0d7e03535493fe9ad849f97f

  • SHA256

    f7a4ee4ddc6b473ac5d1684357cc617c7ccb1e7fdcabb6e4b566bcf917e32217

  • SHA512

    9fe65180dc4c70a499ee200e39073689fd110afccd24b892340d838331960bf953f64106d23066736de8393f8aedb8cea81f370535787aeacd615f9ef14fc091

  • SSDEEP

    3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:csxD5cwohO+O1sVG0/pZ6iPC8

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\f7a4ee4ddc6b473ac5d1684357cc617c7ccb1e7fdcabb6e4b566bcf917e32217.exe
    "C:\Users\Admin\AppData\Local\Temp\f7a4ee4ddc6b473ac5d1684357cc617c7ccb1e7fdcabb6e4b566bcf917e32217.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\f7a4ee4ddc6b473ac5d1684357cc617c7ccb1e7fdcabb6e4b566bcf917e32217.exe
      "C:\Users\Admin\AppData\Local\Temp\f7a4ee4ddc6b473ac5d1684357cc617c7ccb1e7fdcabb6e4b566bcf917e32217.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\RPNSF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1108
        • 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:584
      • 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:784
        • 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:1088
        • 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:2576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    326KB

    MD5

    cf55996dd777657bfd65f3e03a4ec554

    SHA1

    0efe6436e7b6406c896ec1fb95366c8134f2f200

    SHA256

    2045e2d60190655829ff74f085f5b57e23eb06a961019d599b464bf27263f2c7

    SHA512

    f3821c2c4ed4cdcceaa8e1f8d69d8e96d74a884537e54ddf06a843d93440813b64a093fcc7acc816461dad0d0dc065af93f33f98a8c3553026dd5b0d6441db52

  • memory/784-248-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/784-165-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/784-176-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/784-184-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/784-219-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/784-155-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1088-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2576-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2576-247-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2600-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-253-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2600-210-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/2600-211-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/2600-214-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/2600-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-152-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-147-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/2600-146-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/2600-145-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/2600-132-0x0000000003210000-0x0000000003264000-memory.dmp

    Filesize

    336KB

  • memory/3056-70-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/3056-81-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/3056-28-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/3056-100-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/3056-40-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/3056-60-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/3056-0-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/3056-78-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/3056-151-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/3056-90-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/3056-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/3056-80-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/3056-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/3056-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/3056-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB