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Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 10:47

General

  • Target

    185452d62244de166532c681d93687aa.exe

  • Size

    126KB

  • MD5

    185452d62244de166532c681d93687aa

  • SHA1

    0dc92cd930f23c9a922d1ca520bed7c4ec036223

  • SHA256

    3e817c429e003482a27b638a8e0863b16c9da68989005c2041c03332002e9266

  • SHA512

    cab57324cfa8f9e070fbfc4592a856382655c92634063c73e2c4060c10b46960c485ce1c69ea8c80407cbf4cea3398c3eca1b3396fcd7572e57728364c6af2ef

  • SSDEEP

    3072:0+FDzK71QkbstyJjCKICpC72s/mlaXn4djxGC:0+I713bstyJj0sC7/Hn4W

Malware Config

Signatures

  • Ramnit

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

  • Loads dropped DLL 2 IoCs
  • UPX packed file 8 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\185452d62244de166532c681d93687aa.exe
    "C:\Users\Admin\AppData\Local\Temp\185452d62244de166532c681d93687aa.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:2032
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2032 -s 136
      2⤵
      • Program crash
      PID:2320

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\~TM83B1.tmp

    Filesize

    1.2MB

    MD5

    d124f55b9393c976963407dff51ffa79

    SHA1

    2c7bbedd79791bfb866898c85b504186db610b5d

    SHA256

    ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

    SHA512

    278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

  • \Users\Admin\AppData\Local\Temp\~TM8400.tmp

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/2032-1-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-3-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-5-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-9-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-10-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-8-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-0-0x0000000000400000-0x0000000000437000-memory.dmp

    Filesize

    220KB

  • memory/2032-2-0x0000000000140000-0x0000000000141000-memory.dmp

    Filesize

    4KB

  • memory/2032-17-0x0000000076FE0000-0x0000000076FE2000-memory.dmp

    Filesize

    8KB

  • memory/2032-16-0x0000000076FE0000-0x0000000076FE1000-memory.dmp

    Filesize

    4KB

  • memory/2032-14-0x0000000076FDF000-0x0000000076FE1000-memory.dmp

    Filesize

    8KB

  • memory/2032-4-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-20-0x0000000074A40000-0x0000000074B50000-memory.dmp

    Filesize

    1.1MB

  • memory/2032-21-0x0000000074A40000-0x0000000074B50000-memory.dmp

    Filesize

    1.1MB

  • memory/2032-22-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/2032-23-0x0000000074A40000-0x0000000074B50000-memory.dmp

    Filesize

    1.1MB