Overview

overview

10

Static

static

3

8c1f2670e5...0b.exe

windows7-x64

10

8c1f2670e5...0b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    128s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-06-2024 10:38

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General

  • Target

    8c1f2670e5eee538bf62274f68e9316d55f51376d03017bf64c3f9887630230b.exe

  • Size

    140KB

  • MD5

    cfb70656b7855c0374683a875f44f0e4

  • SHA1

    b84452ab83f392fac9c2e7b9c1e0ba5f9f951168

  • SHA256

    8c1f2670e5eee538bf62274f68e9316d55f51376d03017bf64c3f9887630230b

  • SHA512

    926367b18c23a768feb1f9a5679731ddd0de7b6c1c8542805a72debbbcba7588adfbbefb830b97e0946abe269bd7057c19e63ca704283d96f4fc7e0a671227b8

  • SSDEEP

    1536:Vua+BTv3tIO8MtM+/6jRVGIk1MgHjsPGYYwOda2CqqZOIgQJb0lfjtO+vbWL8xJb:Vn+htWMtf+7GZYGVA2QJgi8xJLDoU

Score
10/10
fatalratinfostealerrat

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

    infostealerratfatalrat
  • Fatal Rat payload 2 IoCs
    ratinfostealer
  • Executes dropped EXE 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Modifies data under HKEY_USERS 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c1f2670e5eee538bf62274f68e9316d55f51376d03017bf64c3f9887630230b.exe
    "C:\Users\Admin\AppData\Local\Temp\8c1f2670e5eee538bf62274f68e9316d55f51376d03017bf64c3f9887630230b.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:740
  • C:\Windows\Nopqrs.exe
    C:\Windows\Nopqrs.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2816
    • C:\Windows\Nopqrs.exe
      C:\Windows\Nopqrs.exe Win7
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:116
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4280,i,6522675234395427298,2952738987384583032,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:8
    1⤵
      PID:2404

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Windows\Nopqrs.exe
      Filesize

      140KB

      MD5

      cfb70656b7855c0374683a875f44f0e4

      SHA1

      b84452ab83f392fac9c2e7b9c1e0ba5f9f951168

      SHA256

      8c1f2670e5eee538bf62274f68e9316d55f51376d03017bf64c3f9887630230b

      SHA512

      926367b18c23a768feb1f9a5679731ddd0de7b6c1c8542805a72debbbcba7588adfbbefb830b97e0946abe269bd7057c19e63ca704283d96f4fc7e0a671227b8

      Download Submit

    • memory/740-0-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

      Download

    • memory/2816-9-0x0000000010000000-0x000000001001C000-memory.dmp

      Filesize

      112KB

      Download