Analysis

  • max time kernel
    93s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 12:50

General

  • Target

    b6525ea9fb2cf9aadf7d0e714c567f0830576132da10ec3a6ac0e258eaf60003.exe

  • Size

    126KB

  • MD5

    f2f0c1b174c1b5a7127bc4b6e4bb575f

  • SHA1

    dbc7ed713f4b72b7d094cc3d31c040b36ae5e42d

  • SHA256

    b6525ea9fb2cf9aadf7d0e714c567f0830576132da10ec3a6ac0e258eaf60003

  • SHA512

    33d759eaca3641ef00246fdc4a1cb7b18fdd566704d7716980722366e09ab17907dbf54804d05cd1a4fd43d835a2ba35dcb76321d9899627b60c1b54c12b104b

  • SSDEEP

    3072:U+FDmJK71QkbstyJjCKICpC72s/mlaXiSml:U+oA713bstyJj0sC7/HiSml

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\b6525ea9fb2cf9aadf7d0e714c567f0830576132da10ec3a6ac0e258eaf60003.exe
    "C:\Users\Admin\AppData\Local\Temp\b6525ea9fb2cf9aadf7d0e714c567f0830576132da10ec3a6ac0e258eaf60003.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:5056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5056 -s 420
      2⤵
      • Program crash
      PID:4688
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5056 -ip 5056
    1⤵
      PID:5108

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~TME796.tmp

      Filesize

      1.6MB

      MD5

      4f3387277ccbd6d1f21ac5c07fe4ca68

      SHA1

      e16506f662dc92023bf82def1d621497c8ab5890

      SHA256

      767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

      SHA512

      9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

    • memory/5056-132-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-135-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/5056-136-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB

    • memory/5056-138-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-139-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-140-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-141-0x0000000077450000-0x00000000775F3000-memory.dmp

      Filesize

      1.6MB

    • memory/5056-142-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-143-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-144-0x0000000000400000-0x0000000000439000-memory.dmp

      Filesize

      228KB

    • memory/5056-145-0x0000000000400000-0x000000000042A000-memory.dmp

      Filesize

      168KB