Analysis

  • max time kernel
    119s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28/12/2023, 21:45

General

  • Target

    fa4c54e03f87e8edfebe6c2534082a1e.exe

  • Size

    353KB

  • MD5

    fa4c54e03f87e8edfebe6c2534082a1e

  • SHA1

    4a159a051f1d1e0a1dc253d91f55792dec657ed6

  • SHA256

    d49c25c92ce259ac426aaab41bbb638eb9bc200f03896e9e806639f3247a3966

  • SHA512

    a0eaa278bd82b9d16e7e6e5d168af6e0e6dfef963416da565d5dfd25c24503e2704176531f924f0bf1893289dd2f652c4c3537f7bc9c06fb373e0cd65e544f4c

  • SSDEEP

    6144:5CmaWzbm/YaFQz9SOeC1ySkGmN1zkICcj6c9KKgQDYdxfsLPrPwo+:ZLMESOeTSkGmN1zpCcGc9HTYTfmE

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa4c54e03f87e8edfebe6c2534082a1e.exe
    "C:\Users\Admin\AppData\Local\Temp\fa4c54e03f87e8edfebe6c2534082a1e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\fa4c54e03f87e8edfebe6c2534082a1e.exe
      C:\Users\Admin\AppData\Local\Temp\fa4c54e03f87e8edfebe6c2534082a1e.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2720

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\fa4c54e03f87e8edfebe6c2534082a1e.exe

    Filesize

    353KB

    MD5

    6d294e39389d56522d38ce7271691587

    SHA1

    9aa64651b0b8aab6c448391d709888a369532cd3

    SHA256

    b7700811293e58a262ef08d100fbfd79434a7e81db85522580afdc0e447a9117

    SHA512

    deacbc176da72e4aed86e7f43070d1e4caab27a49a74da5b00d2540120943e8418f6b27c45f4246207a726e5b12fb2f2227f8fe9a63237e1c4afa6be7bd9e3e9

  • memory/2324-0-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/2324-1-0x00000000000B0000-0x00000000000E3000-memory.dmp

    Filesize

    204KB

  • memory/2324-2-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2324-14-0x0000000002D70000-0x0000000002E61000-memory.dmp

    Filesize

    964KB

  • memory/2324-15-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2720-17-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/2720-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2720-30-0x00000000002D0000-0x0000000000320000-memory.dmp

    Filesize

    320KB

  • memory/2720-19-0x0000000000400000-0x0000000000450000-memory.dmp

    Filesize

    320KB

  • memory/2720-18-0x0000000000170000-0x00000000001A3000-memory.dmp

    Filesize

    204KB

  • memory/2720-31-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB