Analysis

  • max time kernel
    118s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 06:25

General

  • Target

    796d286a8f4073ed67eff3a0ad3b94e0ecef4e354b7a0d26424581adda87b124N.exe

  • Size

    90KB

  • MD5

    970adb5518541e1652bd1514bd1092f0

  • SHA1

    658a7d0fc0df47516b752239792b552dbe26fa17

  • SHA256

    796d286a8f4073ed67eff3a0ad3b94e0ecef4e354b7a0d26424581adda87b124

  • SHA512

    e12b7697fd8bd59141d0f2cb107789fb778390c68e488006091a5603a37813e1fc6eeb3418ea3874d4e92c71a0d11586aadc81b293446fe4b827540019bf041c

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDS:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3c

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\796d286a8f4073ed67eff3a0ad3b94e0ecef4e354b7a0d26424581adda87b124N.exe
    "C:\Users\Admin\AppData\Local\Temp\796d286a8f4073ed67eff3a0ad3b94e0ecef4e354b7a0d26424581adda87b124N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Users\Admin\AppData\Local\Temp\796d286a8f4073ed67eff3a0ad3b94e0ecef4e354b7a0d26424581adda87b124N.exe
      "C:\Users\Admin\AppData\Local\Temp\796d286a8f4073ed67eff3a0ad3b94e0ecef4e354b7a0d26424581adda87b124N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\XBYMY.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:648
        • 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:1688
      • 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:2124
        • 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:1444
        • 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:1148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    740f5666488bccd317c4a99abd343cad

    SHA1

    b000c0998c5a24714999d553e2b7b857402688f8

    SHA256

    a9166c40d3b0899a377dc2021f48570dc329726245e07e27453c6c34bc45aa01

    SHA512

    6bc2d63debb40df3fe548d84f65c1271043eb0c9c6490ecd76e5a83d6c98ca11de24fe775cd3f37fe338eb3a4e788033757b69415a6033312c15d89c8a11fc0a

  • memory/1148-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1148-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1444-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1444-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-250-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-224-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2124-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-57-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2500-106-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2500-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-54-0x00000000008A0000-0x00000000009A0000-memory.dmp

    Filesize

    1024KB

  • memory/2500-53-0x00000000008A0000-0x00000000009A0000-memory.dmp

    Filesize

    1024KB

  • memory/2500-52-0x00000000008A0000-0x00000000009A0000-memory.dmp

    Filesize

    1024KB

  • memory/2500-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2500-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-51-0x00000000008A0000-0x00000000009A0000-memory.dmp

    Filesize

    1024KB

  • memory/2500-109-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-39-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2500-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2500-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2500-27-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2500-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-60-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2500-80-0x0000000000360000-0x0000000000362000-memory.dmp

    Filesize

    8KB

  • memory/2500-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2500-70-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/3032-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-151-0x0000000003120000-0x0000000003173000-memory.dmp

    Filesize

    332KB

  • memory/3032-150-0x0000000003120000-0x0000000003173000-memory.dmp

    Filesize

    332KB

  • memory/3032-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-149-0x0000000003120000-0x0000000003173000-memory.dmp

    Filesize

    332KB

  • memory/3032-148-0x0000000003120000-0x0000000003173000-memory.dmp

    Filesize

    332KB

  • memory/3032-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-216-0x0000000003120000-0x0000000003173000-memory.dmp

    Filesize

    332KB

  • memory/3032-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3032-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB