Analysis

  • max time kernel
    118s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 16:47

General

  • Target

    b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe

  • Size

    90KB

  • MD5

    90704e39057b15433a2ff078c3b91ba0

  • SHA1

    a05d8b57456100a6c002891f56472298dbbba239

  • SHA256

    b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4

  • SHA512

    5cfb928f2e68a824e4ad2c0460ca3973f849f82fd31a96cac331ec859915af39ef48c7087829a31d2c23caac0e1db9489e6a9ed4f8373efcca2601e64b7853fd

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • 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\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe
    "C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe
      "C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\ALSWI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2604
        • 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:1712
      • 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:1612
        • 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:1580
        • 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:1244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    5bed07785c05ffbf72c58c5e3c5ed0d7

    SHA1

    45a6a128c5a3a1a16caf0b9d5d442a4ef848e76f

    SHA256

    6199e68ab1398c01a80d92aa47bd7ccd21a5baf896b2c2800a0f082ae635cbac

    SHA512

    3730916110fda0f1100e5e688b07e27f7b13034ccc80863d01878d977dd69e55b9b5597be7d8741ca2814855492cfc3b739554211a153da08c051669304d0aac

  • memory/1244-265-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1244-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1580-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1580-252-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1612-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1612-169-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/1612-218-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1612-180-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/1612-159-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2488-41-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/2488-29-0x0000000000370000-0x0000000000371000-memory.dmp

    Filesize

    4KB

  • memory/2488-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2488-3-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2488-15-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/2488-5-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2488-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-108-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2488-71-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2488-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-80-0x0000000001E90000-0x0000000001E92000-memory.dmp

    Filesize

    8KB

  • memory/2488-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2488-61-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2488-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2600-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-151-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2600-150-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2600-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-152-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2600-137-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2600-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-250-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2600-245-0x0000000002820000-0x0000000002873000-memory.dmp

    Filesize

    332KB

  • memory/2600-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2600-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB