Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2024 23:52

General

  • Target

    3862305dcc2a0713816fabceacebbb75c01afb1ac6d1ebbbea98eda4be9b4866.exe

  • Size

    90KB

  • MD5

    a91150aafd539bd81412fe8ded578698

  • SHA1

    ffb235bcec1bd17e1279441878765497b74f5307

  • SHA256

    3862305dcc2a0713816fabceacebbb75c01afb1ac6d1ebbbea98eda4be9b4866

  • SHA512

    1742da7dd01dbf3db1f5e20ae208c97b035c39364e5b224129cedb0c54fbc9ecb315bced59f1f57c65b74b3fd4c931ee6d72cf9994d307a1f4356b8b6cda9e36

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDj:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE39

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 2 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\3862305dcc2a0713816fabceacebbb75c01afb1ac6d1ebbbea98eda4be9b4866.exe
    "C:\Users\Admin\AppData\Local\Temp\3862305dcc2a0713816fabceacebbb75c01afb1ac6d1ebbbea98eda4be9b4866.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\3862305dcc2a0713816fabceacebbb75c01afb1ac6d1ebbbea98eda4be9b4866.exe
      "C:\Users\Admin\AppData\Local\Temp\3862305dcc2a0713816fabceacebbb75c01afb1ac6d1ebbbea98eda4be9b4866.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\JFERH.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2036
        • 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:1544
      • 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:476
        • 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:1120
        • 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:1456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    2ae4fde2bebdea6191c63c4850323840

    SHA1

    148088e39c64ac9ccfda69bd87e16a91a7a6a1d3

    SHA256

    fb34903c74ada20f8f2aa7f14fd13dbe57cbfdff93f0862f3291c72cb228e805

    SHA512

    faacb4e7022593836846c574e8378d6cc0a91bba4502123d90db04446e2f9724726e2819b35476c256ed6cb52a552cc39bde842e8a54f7fd77544cca35a04743

  • memory/476-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/476-169-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/476-180-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/476-219-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/476-159-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1120-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1456-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1456-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2684-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-137-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2684-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-213-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2684-215-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2684-218-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2684-112-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-150-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2684-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-101-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2684-151-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2684-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2684-152-0x0000000003190000-0x00000000031E3000-memory.dmp

    Filesize

    332KB

  • memory/2692-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2692-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-61-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2692-100-0x0000000001E20000-0x0000000001E73000-memory.dmp

    Filesize

    332KB

  • memory/2692-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2692-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2692-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-29-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2692-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2692-41-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2692-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2692-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB