Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 12:19

General

  • Target

    c61bd926d17a408a738b79ed3761ac6dddc35fa5f50794a7a59e2eaaf8dc4b11.exe

  • Size

    338KB

  • MD5

    563dc5975e261789895fed97482b43ab

  • SHA1

    733c8ebc3b82a42ec9b5184ec70cc877760cfecb

  • SHA256

    c61bd926d17a408a738b79ed3761ac6dddc35fa5f50794a7a59e2eaaf8dc4b11

  • SHA512

    05a59f4493856263afb09694b371bc38b12130acb15e57a44103a4d4d34c7ef00fb5f50010504ca48b0d5a29468696560f0446e85c5bc16ea0049d27020561a4

  • SSDEEP

    3072:bc3sBG7mXh7m/zZM3jAbNOM6CNtDCZFc/H:w3sBz0Z4Mj72Fg

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 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 17 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\c61bd926d17a408a738b79ed3761ac6dddc35fa5f50794a7a59e2eaaf8dc4b11.exe
    "C:\Users\Admin\AppData\Local\Temp\c61bd926d17a408a738b79ed3761ac6dddc35fa5f50794a7a59e2eaaf8dc4b11.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\c61bd926d17a408a738b79ed3761ac6dddc35fa5f50794a7a59e2eaaf8dc4b11.exe
      "C:\Users\Admin\AppData\Local\Temp\c61bd926d17a408a738b79ed3761ac6dddc35fa5f50794a7a59e2eaaf8dc4b11.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:6576
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\KXYBL.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:18452
        • 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:18504
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:18528
        • 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:154736
        • 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:154804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    338KB

    MD5

    cceb59d2ff2e38bb976e96a47eaba2e3

    SHA1

    c4575071a140f76c66f9ffd4a8be517b2529ec13

    SHA256

    21ecc52cd5dab653b6ebccf12fa88f3207e60cd4ffde4ffdf08b61f8398c635a

    SHA512

    1f9718390c8712b1eecf1a6f77f7b754c0ecdc3ca22d59f9541c98c8a9cfd43b3401a92887cb375846c008c88983b00e9e9a93e62b8a1a15a29aac9b63808dfc

  • memory/2172-73923-0x00000000024D0000-0x0000000002527000-memory.dmp

    Filesize

    348KB

  • memory/2172-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2172-60-0x0000000000405000-0x0000000000406000-memory.dmp

    Filesize

    4KB

  • memory/2172-44682-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/2172-0-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/2172-73927-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/6576-73970-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-73921-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-73926-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-73919-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-73917-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-73928-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-73972-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-73971-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-73929-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-73969-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-73968-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-73924-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/6576-109296-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-109295-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-109294-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-109292-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-109291-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/6576-109297-0x0000000003200000-0x0000000003257000-memory.dmp

    Filesize

    348KB

  • memory/6576-147861-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/18528-147854-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/18528-109298-0x0000000000400000-0x0000000000457000-memory.dmp

    Filesize

    348KB

  • memory/154736-147863-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/154804-147850-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/154804-147865-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB