Analysis

  • max time kernel
    27s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 05:47

General

  • Target

    d1e383aa9e4aaec3235a6d43fa942ba3fc9e9e10a620403c89e84d767a137b54.exe

  • Size

    95KB

  • MD5

    00b920854c362fd91b08464c211464f8

  • SHA1

    dc090b70178d215b989f3f6084a3629afc3c8a6c

  • SHA256

    d1e383aa9e4aaec3235a6d43fa942ba3fc9e9e10a620403c89e84d767a137b54

  • SHA512

    388478bc3496bf0df6d4a1969c401442c3be240306efd79f4f92390296161ffada74296a48c1dfe3712ff375d4957f1e7669d2a4189d9857bbaa9fdcbcd0257d

  • SSDEEP

    1536:SjEDZ/5+uLEr4EU3xBWZCnJLCL8GV7BBk49bQVBspEzE:SQDFoSE0EQWZCnJLCL5Q

Malware Config

Signatures

  • Ramnit

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

  • UPX packed file 3 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Program crash 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1e383aa9e4aaec3235a6d43fa942ba3fc9e9e10a620403c89e84d767a137b54.exe
    "C:\Users\Admin\AppData\Local\Temp\d1e383aa9e4aaec3235a6d43fa942ba3fc9e9e10a620403c89e84d767a137b54.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:1796
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1796 -s 112
      2⤵
      • Program crash
      PID:2004

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\~TMDE6.tmp
    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • \Users\Admin\AppData\Local\Temp\~TME35.tmp
    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/1796-56-0x0000000000400000-0x0000000000425000-memory.dmp
    Filesize

    148KB

  • memory/1796-57-0x0000000000400000-0x0000000000425000-memory.dmp
    Filesize

    148KB

  • memory/1796-60-0x0000000000400000-0x0000000000425000-memory.dmp
    Filesize

    148KB

  • memory/1796-61-0x0000000077DD0000-0x0000000077F50000-memory.dmp
    Filesize

    1.5MB