Overview

overview

10

Static

static

3

tmp.exe

windows7-x64

10

tmp.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-03-2024 20:43

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General

  • Target

    tmp.exe

  • Size

    192KB

  • MD5

    35c9b6da794925ee797ce0f6aff3b65b

  • SHA1

    8b2b5d61fc207ffc1483af64da93b61ea6f822f3

  • SHA256

    032fa2a25fe3191577ef3e046b524d1af6d7a94619603309a36d8746f02a8238

  • SHA512

    bcc4576d8f61a02711823e0cc66d9e008006335a28ead8b39cbe5459cf37c88b14c5aa086467c7a3cbb0c8f9f34197fcc30996dda3fc4a030949bc72599c1ecf

  • SSDEEP

    3072:T1ltd5LZseWDzoPZ6WS6BLfvgaSlpcD+05f:NSzkPDNGEf

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 1 IoCs
    ratinfostealer
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Users\Admin\AppData\Local\tmp.exe
      "C:\Users\Admin\AppData\Local\tmp.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\tmp.exe
    Filesize

    192KB

    MD5

    35c9b6da794925ee797ce0f6aff3b65b

    SHA1

    8b2b5d61fc207ffc1483af64da93b61ea6f822f3

    SHA256

    032fa2a25fe3191577ef3e046b524d1af6d7a94619603309a36d8746f02a8238

    SHA512

    bcc4576d8f61a02711823e0cc66d9e008006335a28ead8b39cbe5459cf37c88b14c5aa086467c7a3cbb0c8f9f34197fcc30996dda3fc4a030949bc72599c1ecf

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  • memory/756-0-0x0000000010000000-0x000000001002A000-memory.dmp

    Filesize

    168KB

    Download