Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 05:38

General

  • Target

    a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe

  • Size

    90KB

  • MD5

    fc4ffbcbdac28efd3e6356060b553889

  • SHA1

    c462ee140d06c4dd7e16d8752df23e64ce3bd2b5

  • SHA256

    a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d

  • SHA512

    28c29dc68b2656a80b9c7ec6871a6e4ec9f8f86794bacee7f9f1b81d29f1adc4bfa321ee03a7f72ca3763cfaf4ed44f20d9f6857b78fda1d4c7eabb2c7e6df87

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j

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 25 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\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
    "C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
      "C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\QHQNI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3000
        • 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:1852
      • 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:2896
        • 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:1740
        • 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:1616

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    213a8f0043efd471e571106904d764a2

    SHA1

    64781fe20ac6311ea76c884843c18db37564d694

    SHA256

    54781f1cea23cd65ebcda2ce6b150902e58a67c22a779f503aa995ad0a104186

    SHA512

    aca086374de9968ffc334db510aa4b64a6552d897ee933f865729ebb8e93b76077f207d71075d1949b2144b314f0b4ff2da14d0b1c1c5533afc9c949a8e619a6

  • memory/1616-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1616-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1740-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2100-81-0x0000000000570000-0x0000000000572000-memory.dmp

    Filesize

    8KB

  • memory/2100-94-0x0000000002790000-0x00000000027E3000-memory.dmp

    Filesize

    332KB

  • memory/2100-41-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2100-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-71-0x0000000000510000-0x0000000000511000-memory.dmp

    Filesize

    4KB

  • memory/2100-29-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2100-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-61-0x00000000004F0000-0x00000000004F1000-memory.dmp

    Filesize

    4KB

  • memory/2100-15-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2100-16-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2100-3-0x0000000000200000-0x0000000000201000-memory.dmp

    Filesize

    4KB

  • memory/2100-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-110-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2100-5-0x0000000000200000-0x0000000000201000-memory.dmp

    Filesize

    4KB

  • memory/2896-159-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2896-180-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2896-256-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2896-216-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2896-169-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/3052-151-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-246-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-150-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-149-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-152-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3052-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-244-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-243-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB

  • memory/3052-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3052-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB