Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-01-2025 07:42

General

  • Target

    59b1fcaee3e525fa1a1a50671f9d4b0f34a63e0085758c504b175707b86b6097.exe

  • Size

    90KB

  • MD5

    0dd88de006792429b3b8f09c34ec9ac7

  • SHA1

    9136a170efdfe605eb8b49050ffa99392af5a2af

  • SHA256

    59b1fcaee3e525fa1a1a50671f9d4b0f34a63e0085758c504b175707b86b6097

  • SHA512

    04df40c481775aa41c35fe405d453dd6138f41fdb2f0e95ee1d6e6f8f7e0d9e30b1d01ee25fcbd2a6e435e41b5341e995ea20ea761e399ae05870d13f14bcbfc

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDV:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3D

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\59b1fcaee3e525fa1a1a50671f9d4b0f34a63e0085758c504b175707b86b6097.exe
    "C:\Users\Admin\AppData\Local\Temp\59b1fcaee3e525fa1a1a50671f9d4b0f34a63e0085758c504b175707b86b6097.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Users\Admin\AppData\Local\Temp\59b1fcaee3e525fa1a1a50671f9d4b0f34a63e0085758c504b175707b86b6097.exe
      "C:\Users\Admin\AppData\Local\Temp\59b1fcaee3e525fa1a1a50671f9d4b0f34a63e0085758c504b175707b86b6097.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\RFGBC.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2828
        • 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:1536
      • 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:1508
        • 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:1960
        • 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:1304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    bd0eef024e33a934536ec0f4b4a00984

    SHA1

    71eacb9199e1e74442ed55b108b6c2da3d50bb0f

    SHA256

    a4bde96178b3074839e93de67896b576fed187e69539e974aec9b4ed95f6df9b

    SHA512

    5936824e8a45361d0af2e60f499ce9d0f5be33b2f98bc92d5f31d4dbf2dd0c6899d40c95a496ccebd8b8426de662c89f51db3682a7db4bc6d8ab95ba8e1f4537

  • memory/1304-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1304-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1508-249-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1508-168-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/1508-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1508-179-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1508-158-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1960-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1960-253-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-150-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2624-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-251-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2624-252-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2624-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2624-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-148-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2624-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-149-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2624-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-135-0x0000000002710000-0x0000000002763000-memory.dmp

    Filesize

    332KB

  • memory/2900-41-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2900-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2900-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-29-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2900-61-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/2900-71-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2900-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-79-0x00000000003D0000-0x00000000003D2000-memory.dmp

    Filesize

    8KB

  • memory/2900-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2900-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2900-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2900-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB