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Analysis

  • max time kernel
    300s
  • max time network
    378s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 13:03

General

  • Target

    cb8501af699d538705c928fbced1467414ee81b206ff7214cb72efd3f211474b.exe

  • Size

    134KB

  • MD5

    501c92aa16c51c75b0206c8903c518e6

  • SHA1

    c87769925e54c3a9b322ca961e88aca3e02e1495

  • SHA256

    cb8501af699d538705c928fbced1467414ee81b206ff7214cb72efd3f211474b

  • SHA512

    3fa02aaac674ee59486d6a64c74cf5087f2192e02ed17c8795d89f259d96a1a89f11bc909885da8a9f584f8fc4b4e8caac893dbda58f098e9ffab4f5fcb70660

  • SSDEEP

    1536:qh8Zc0c2TXH53F/y8fnFZTd6Ue6IWVvmfYC+zyl+U8/6O:K8Zc0hTH53F/y0nzTd6UjIWVvn+o

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cb8501af699d538705c928fbced1467414ee81b206ff7214cb72efd3f211474b.exe
    "C:\Users\Admin\AppData\Local\Temp\cb8501af699d538705c928fbced1467414ee81b206ff7214cb72efd3f211474b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:3504
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3504 -s 216
      2⤵
      • Program crash
      PID:4976
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3504 -ip 3504
    1⤵
      PID:3208

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TM2471.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/3504-132-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-135-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3504-136-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/3504-137-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-138-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-139-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-140-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-141-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-142-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/3504-144-0x00000000775F0000-0x0000000077793000-memory.dmp

      Filesize

      1.6MB

    • memory/3504-145-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB