Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 07:01

General

  • Target

    c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe

  • Size

    163KB

  • MD5

    7301d686bd3265bdb25ea71b4cfa8ece

  • SHA1

    6bc92a116bc9c5c6ab6c4b81531fe2f6698034f7

  • SHA256

    c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7

  • SHA512

    4bbf7144f6e6cbbd275d5dc6e7a37437a83e1a8c018be7657346575b7fba373972b11626a5fd4394b75ec129898e6fae8f181ca26a510511191a73b8b08f29d9

  • SSDEEP

    3072:Y8Zc0hTH53F/y0nzTd6UjIWVvn+ojp0L/YFh:00XXzxHhvJIc

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\c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe
    "C:\Users\Admin\AppData\Local\Temp\c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:2000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 176
      2⤵
      • Program crash
      PID:1728

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\~TMF789.tmp
    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • \Users\Admin\AppData\Local\Temp\~TMF7D8.tmp
    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/2000-57-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2000-58-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2000-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmp
    Filesize

    8KB

  • memory/2000-61-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2000-62-0x0000000077E70000-0x0000000077FF0000-memory.dmp
    Filesize

    1.5MB