Analysis

  • max time kernel
    122s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 20:06

General

  • Target

    41cafb2243de36687d783137f3324f64.exe

  • Size

    1.5MB

  • MD5

    41cafb2243de36687d783137f3324f64

  • SHA1

    f298ae4cdaffa491182d1f2bd7cf43666da2ee52

  • SHA256

    e44f5026c931cd60087d943f52a6f2f88a6a0a224dad2ecfffdbdd017b4c4489

  • SHA512

    7d379b86d3820296528699b51db473dbdf0388e92f1412482255a3c619affd1d8eca770cee6fb52a4f545ee4022b6d0d2c5bc3400f118cacfcba768becc7188a

  • SSDEEP

    24576:oS0YdMLVvQL87v5KSreuhfg7ONFfuUd12HUL/A+1MIXyHKheY2cW:MYSxQL87B7ThC2zd1cUM4MIlx

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 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\41cafb2243de36687d783137f3324f64.exe
    "C:\Users\Admin\AppData\Local\Temp\41cafb2243de36687d783137f3324f64.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Users\Admin\AppData\Local\Temp\41cafb2243de36687d783137f3324f64.exe
      C:\Users\Admin\AppData\Local\Temp\41cafb2243de36687d783137f3324f64.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2348

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\41cafb2243de36687d783137f3324f64.exe

    Filesize

    1KB

    MD5

    bae6a4a7f56fca86301e5a3411bc4bea

    SHA1

    bcf15e56caa0db890fb1866235705926b4645570

    SHA256

    5fafd55d0ec43c35f1118015a0d018b7b3cfc387eed03f7a3ebd13abc5b9ccd6

    SHA512

    42d0fe33502b025d605bc3ccc9a2e71afa75d12d78078010f84d5765f0898fa405f38ac95a418ca9d2054ea8ab8b85dd9d0d943edd993db90188c68ff2229ea2

  • \Users\Admin\AppData\Local\Temp\41cafb2243de36687d783137f3324f64.exe

    Filesize

    23KB

    MD5

    1b93cd96b20ef5a93a59ee4a117558bc

    SHA1

    8a3cecd9df01dc7644fe708f065c5404557d0d65

    SHA256

    e7709868bf6a9d06a73ab710ceac393d86cba3736bd3473f455bab08b86ba465

    SHA512

    74d6d651d236875df24b911f123dc662327a3d1b1b65f5222d08050bbf83550c035f3a97b39608f358d6bda44196bf9453f49e2b7aa2098dc3d9828afc6f61a0

  • memory/1636-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1636-2-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/1636-14-0x0000000003510000-0x00000000039FF000-memory.dmp

    Filesize

    4.9MB

  • memory/1636-1-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/1636-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2348-17-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2348-19-0x0000000000130000-0x0000000000263000-memory.dmp

    Filesize

    1.2MB

  • memory/2348-16-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2348-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2348-24-0x00000000033F0000-0x000000000361A000-memory.dmp

    Filesize

    2.2MB

  • memory/2348-31-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB