Overview

overview

10

Static

static

1

Transactio...01.exe

windows7-x64

10

Transactio...01.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    5s
  • max time network
    11s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/04/2023, 07:16

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General

  • Target
    TransactionSummary13-04-2023-01.exe
  • Size 171KB
  • Sample230413-h3slbsaa45
  • SHA256 9ae2652b21aec0fc4943c65aca9d962365cee932c8047b7ab59cfd88bebbeea4
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TransactionSummary13-04-2023-01.exe
    "C:\Users\Admin\AppData\Local\Temp\TransactionSummary13-04-2023-01.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4284
    • C:\Users\Admin\AppData\Local\Temp\gzhym.exe
      "C:\Users\Admin\AppData\Local\Temp\gzhym.exe" C:\Users\Admin\AppData\Local\Temp\uaupalwe.x
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Users\Admin\AppData\Local\Temp\gzhym.exe
        "C:\Users\Admin\AppData\Local\Temp\gzhym.exe"
        3⤵
        • Executes dropped EXE
        PID:4124
      • C:\Users\Admin\AppData\Local\Temp\gzhym.exe
        "C:\Users\Admin\AppData\Local\Temp\gzhym.exe"
        3⤵
        • Executes dropped EXE
        PID:3460
      • C:\Users\Admin\AppData\Local\Temp\gzhym.exe
        "C:\Users\Admin\AppData\Local\Temp\gzhym.exe"
        3⤵
          PID:4396

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          ffbbsphozqc.fda
          • Path C:\Users\Admin\AppData\Local\Temp\ffbbsphozqc.fda
          • Size 124KB
          • SHA256 cf1de78b2b245bc0e1010401e69bcac450e514f3d933409c8bfa414dd885f0cb
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          gzhym.exe
          • Path C:\Users\Admin\AppData\Local\Temp\gzhym.exe
          • Size 58KB
          • SHA256 e09676500c14520b1805010452f9ba5c60a25ecf99faace4349f735075b2875f
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          gzhym.exe
          • Path C:\Users\Admin\AppData\Local\Temp\gzhym.exe
          • Size 58KB
          • SHA256 e09676500c14520b1805010452f9ba5c60a25ecf99faace4349f735075b2875f
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          gzhym.exe
          • Path C:\Users\Admin\AppData\Local\Temp\gzhym.exe
          • Size 58KB
          • SHA256 e09676500c14520b1805010452f9ba5c60a25ecf99faace4349f735075b2875f
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          gzhym.exe
          • Path C:\Users\Admin\AppData\Local\Temp\gzhym.exe
          • Size 58KB
          • SHA256 e09676500c14520b1805010452f9ba5c60a25ecf99faace4349f735075b2875f
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          uaupalwe.x
          • Path C:\Users\Admin\AppData\Local\Temp\uaupalwe.x
          • Size 5KB
          • SHA256 d85e9c8e972eab2229303ecb791dc9d22b7288fcf7b414dea3b555a1ea277393
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download