Analysis

  • max time kernel
    140s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 15:22

General

  • Target

    d94159c871e2a673228b238ef581737e.exe

  • Size

    133KB

  • MD5

    d94159c871e2a673228b238ef581737e

  • SHA1

    b836cab0285c6ed650520a520bb304ff3a496d81

  • SHA256

    2c06f51f220289029ebdf5679e7e269b5fccd92f48ce7a0dcd0cfc9510443f62

  • SHA512

    bba2669296fbe66cb6f6447a5d09930137709272440fe54a6e004e92dec731ed29e0c4593fc1a18e7d59f3196652e6661b628da24be3e9cc29ed8c1fb1ccbea9

  • SSDEEP

    3072:STQQ0kBTcAPvfAmE2BwTi502XE55W5ouCtLZuWoqAQ:nsYyBSbfqujHoJQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d94159c871e2a673228b238ef581737e.exe
    "C:\Users\Admin\AppData\Local\Temp\d94159c871e2a673228b238ef581737e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2624
    • C:\Users\Admin\AppData\Local\Temp\d94159c871e2a673228b238ef581737e.exe
      C:\Users\Admin\AppData\Local\Temp\d94159c871e2a673228b238ef581737e.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\d94159c871e2a673228b238ef581737e.exe

    Filesize

    133KB

    MD5

    12f7a205aaf7aee2edd7fe3f96db9b44

    SHA1

    a5e1f0e5b0335c46739aee765ecddda29346a1d8

    SHA256

    a4d67ce0dc818b71ebf97a75f728d5eb707913b5c39becf6252005eacb15cc96

    SHA512

    d3e42916f9c2d8db8f5d2217a43cd4e9043966e32030efb727cd10117f074d7383d9f30f01a70af9fe4ba04f5788d14f85a6620eaf60b42badf119c8051a515c

  • memory/2624-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2624-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2624-1-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2624-12-0x0000000001490000-0x0000000001516000-memory.dmp

    Filesize

    536KB

  • memory/2624-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3060-17-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/3060-42-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB