Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 13:50

General

  • Target

    1a90c016bf382adf516a227df374ae1c.exe

  • Size

    13KB

  • MD5

    1a90c016bf382adf516a227df374ae1c

  • SHA1

    8642d824f50cfa8c05c33833d1fdbf3b7eb4b896

  • SHA256

    1287d2fc9d3605e6d14c5ba2c2e8695fe63b5fddfbae0c8f1a835e61d0dff83a

  • SHA512

    e695753f1fc81bbd32c207c761bc9d083db1a0f5c2e796a2766fe1f91ae02fc285f32ea63b62e96e76fca0f9c7c9292a8fb821ebcccb237206bebb12dd6a6069

  • SSDEEP

    384:Q7UxXsWy0lynhnxwNhTQxUsH1L5WRmCTqxv:hXkMyh2jTQxUsHRIRmCe

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a90c016bf382adf516a227df374ae1c.exe
    "C:\Users\Admin\AppData\Local\Temp\1a90c016bf382adf516a227df374ae1c.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 604
      2⤵
      • Program crash
      PID:2456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab43E5.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar44A3.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2084-0-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB

  • memory/2084-54-0x0000000000400000-0x0000000000410000-memory.dmp

    Filesize

    64KB