Analysis

  • max time kernel
    137s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2024, 04:19

General

  • Target

    7941c7f44126c70c8d570ac5eba144a5.exe

  • Size

    133KB

  • MD5

    7941c7f44126c70c8d570ac5eba144a5

  • SHA1

    c64f1f22008e884fc8087c496311c977817e1fc9

  • SHA256

    7e279be2304b43cbfaa1febe174149c50244f98a26d991664048808c15e9799d

  • SHA512

    543ed2310b3dfd05dee9713cce713a86708d892859b651ab4f7a1df46e0d4d8580ef3a1a696f33321de2b7a88c60d243b72d28c103a61d299e84c139eb1799c1

  • SSDEEP

    3072:kUWFqrDMbS2Ixt6rDY/SxoKkXOmKMG2r0DohDd97EIOiB0nYDyQ:6oMbS16DYaxoKkXOZ5WFH9QI10nYWQ

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\7941c7f44126c70c8d570ac5eba144a5.exe
    "C:\Users\Admin\AppData\Local\Temp\7941c7f44126c70c8d570ac5eba144a5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Users\Admin\AppData\Local\Temp\7941c7f44126c70c8d570ac5eba144a5.exe
      C:\Users\Admin\AppData\Local\Temp\7941c7f44126c70c8d570ac5eba144a5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\7941c7f44126c70c8d570ac5eba144a5.exe

    Filesize

    133KB

    MD5

    d4e7e439fd5f57fa1fcff22433ae3c8a

    SHA1

    d5029642355bab7a99a6ea5b3a6770e7979841fd

    SHA256

    8f823c41c49430746d42e73fdd3590e0993a841e1fbb2bd8ecb0a010d13b4cdd

    SHA512

    06d547b844b2fb5d495a425cd5e986d4409aea7b94fa99ec857249abc656f8976baf108c2a1a50f58650d5c3c3382dda55804b05dda62813f5054265a91b9321

  • memory/1684-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1684-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1684-3-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/1684-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1684-14-0x0000000000190000-0x0000000000216000-memory.dmp

    Filesize

    536KB

  • memory/2160-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2160-19-0x00000000001E0000-0x0000000000201000-memory.dmp

    Filesize

    132KB

  • memory/2160-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB