Resubmissions

27/01/2024, 14:29

240127-rtsdmsfggl 10

27/01/2024, 14:26

240127-rr6hgsfgdr 10

Analysis

  • max time kernel
    85s
  • max time network
    89s
  • platform
    windows11-21h2_x64
  • resource
    win11-20231222-en
  • resource tags

    arch:x64arch:x86image:win11-20231222-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27/01/2024, 14:26

General

  • Target

    driver1.exe

  • Size

    513KB

  • MD5

    ecd563c8ea2125310eada2daac93251a

  • SHA1

    1d8e53b0d094b51f5db03d8bdffbeafde33ddaf0

  • SHA256

    77fbf732a2e1869f995d5d5d38a1ac0b35edba9a83ed557d8abb45dec9bbd604

  • SHA512

    be722be655e3ec4aef28651f9fe21cfa48af3abe2aa2c8158e991d75115bcaf8ceebf31737c54cae565c86fa275c252bf68dae5cb2e257c232cea7e61277bece

  • SSDEEP

    6144:Vy55yyymLLkkGGt/+9bBfgcqVXCtKPIszeQYsqRCbIW/Ib4YzCm/Db+3Hsj0OrPJ:VL2yttQYsqREcYmL63MoWyw/539HDn

Malware Config

Signatures

  • Detect ZGRat V1 2 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\driver1.exe
    "C:\Users\Admin\AppData\Local\Temp\driver1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2584
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe"
        3⤵
        • Executes dropped EXE
        PID:4352

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qemu-ga.exe

    Filesize

    4KB

    MD5

    a5ce3aba68bdb438e98b1d0c70a3d95c

    SHA1

    013f5aa9057bf0b3c0c24824de9d075434501354

    SHA256

    9b860be98a046ea97a7f67b006e0b1bc9ab7731dd2a0f3a9fd3d710f6c43278a

    SHA512

    7446f1256873b51a59b9d2d3498cef5a41dbce55864c2a5fb8cb7d25f7d6e6d8ea249d551a45b75d99b1ad0d6fb4b5e4544e5ca77bcd627717d6598b5f566a79

  • memory/1636-9-0x0000000003190000-0x0000000005190000-memory.dmp

    Filesize

    32.0MB

  • memory/1636-1-0x0000000074CD0000-0x0000000075481000-memory.dmp

    Filesize

    7.7MB

  • memory/1636-2-0x0000000005730000-0x0000000005740000-memory.dmp

    Filesize

    64KB

  • memory/1636-40-0x0000000003190000-0x0000000005190000-memory.dmp

    Filesize

    32.0MB

  • memory/1636-10-0x0000000074CD0000-0x0000000075481000-memory.dmp

    Filesize

    7.7MB

  • memory/1636-0-0x0000000000C30000-0x0000000000CB6000-memory.dmp

    Filesize

    536KB

  • memory/2584-16-0x0000000005500000-0x000000000554C000-memory.dmp

    Filesize

    304KB

  • memory/2584-20-0x0000000006440000-0x00000000064B6000-memory.dmp

    Filesize

    472KB

  • memory/2584-13-0x0000000074CD0000-0x0000000075481000-memory.dmp

    Filesize

    7.7MB

  • memory/2584-14-0x0000000005570000-0x000000000567A000-memory.dmp

    Filesize

    1.0MB

  • memory/2584-15-0x00000000054A0000-0x00000000054DC000-memory.dmp

    Filesize

    240KB

  • memory/2584-11-0x00000000052B0000-0x00000000052C0000-memory.dmp

    Filesize

    64KB

  • memory/2584-17-0x0000000005770000-0x00000000057D6000-memory.dmp

    Filesize

    408KB

  • memory/2584-19-0x00000000063A0000-0x0000000006432000-memory.dmp

    Filesize

    584KB

  • memory/2584-18-0x00000000068B0000-0x0000000006E56000-memory.dmp

    Filesize

    5.6MB

  • memory/2584-12-0x0000000005440000-0x0000000005452000-memory.dmp

    Filesize

    72KB

  • memory/2584-21-0x0000000006670000-0x000000000668E000-memory.dmp

    Filesize

    120KB

  • memory/2584-22-0x00000000076E0000-0x0000000007730000-memory.dmp

    Filesize

    320KB

  • memory/2584-23-0x0000000008900000-0x0000000008AC2000-memory.dmp

    Filesize

    1.8MB

  • memory/2584-24-0x0000000009000000-0x000000000952C000-memory.dmp

    Filesize

    5.2MB

  • memory/2584-8-0x00000000059E0000-0x0000000005FF8000-memory.dmp

    Filesize

    6.1MB

  • memory/2584-38-0x0000000074CD0000-0x0000000075481000-memory.dmp

    Filesize

    7.7MB

  • memory/2584-5-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4352-39-0x00007FFD942B0000-0x00007FFD94D72000-memory.dmp

    Filesize

    10.8MB

  • memory/4352-37-0x0000000000360000-0x0000000000368000-memory.dmp

    Filesize

    32KB

  • memory/4352-41-0x00007FFD942B0000-0x00007FFD94D72000-memory.dmp

    Filesize

    10.8MB