Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-01-2024 01:24

General

  • Target

    3c9da20ad78d24df53b661b7129959e0.exe

  • Size

    412KB

  • MD5

    3c9da20ad78d24df53b661b7129959e0

  • SHA1

    e7956e819cc1d2abafb2228a10cf22b9391fb611

  • SHA256

    2fd37ed834b6cd3747f1017ee09b3f97170245f59f9f2ed37c15b62580623319

  • SHA512

    1a02da1652a2c00df33eceda0706adebb5a5f1c3c05e30a09857c94d2fbb93e570f768af5d6648d3a5d11eea3b5c4b1ceb9393fc05248f1eefd96e17f3bbe1b4

  • SSDEEP

    12288:eDmrLy4dMMrASo/n7zUvOTdlzAarl6LmH6RPz5N:um9MMo7zUKdlzlJ62qPP

Malware Config

Signatures

  • Detect ZGRat V1 1 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#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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\3c9da20ad78d24df53b661b7129959e0.exe
    "C:\Users\Admin\AppData\Local\Temp\3c9da20ad78d24df53b661b7129959e0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3844
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1964
      • 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:3964

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/1964-16-0x0000000005740000-0x000000000578C000-memory.dmp

    Filesize

    304KB

  • memory/1964-5-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/1964-18-0x00000000065B0000-0x0000000006626000-memory.dmp

    Filesize

    472KB

  • memory/1964-19-0x00000000066D0000-0x0000000006762000-memory.dmp

    Filesize

    584KB

  • memory/1964-17-0x0000000005AB0000-0x0000000005B16000-memory.dmp

    Filesize

    408KB

  • memory/1964-10-0x00000000055E0000-0x00000000055F0000-memory.dmp

    Filesize

    64KB

  • memory/1964-11-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1964-12-0x0000000005C10000-0x0000000006228000-memory.dmp

    Filesize

    6.1MB

  • memory/1964-13-0x0000000005680000-0x0000000005692000-memory.dmp

    Filesize

    72KB

  • memory/1964-14-0x00000000057B0000-0x00000000058BA000-memory.dmp

    Filesize

    1.0MB

  • memory/1964-15-0x00000000056E0000-0x000000000571C000-memory.dmp

    Filesize

    240KB

  • memory/1964-38-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/1964-24-0x0000000008800000-0x0000000008D2C000-memory.dmp

    Filesize

    5.2MB

  • memory/1964-23-0x0000000007F00000-0x00000000080C2000-memory.dmp

    Filesize

    1.8MB

  • memory/1964-22-0x00000000075D0000-0x0000000007620000-memory.dmp

    Filesize

    320KB

  • memory/1964-20-0x0000000006D20000-0x00000000072C4000-memory.dmp

    Filesize

    5.6MB

  • memory/1964-21-0x0000000006890000-0x00000000068AE000-memory.dmp

    Filesize

    120KB

  • memory/3844-8-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/3844-2-0x0000000005620000-0x0000000005630000-memory.dmp

    Filesize

    64KB

  • memory/3844-1-0x0000000000B20000-0x0000000000B8C000-memory.dmp

    Filesize

    432KB

  • memory/3844-0-0x0000000074B90000-0x0000000075340000-memory.dmp

    Filesize

    7.7MB

  • memory/3844-40-0x0000000002FF0000-0x0000000004FF0000-memory.dmp

    Filesize

    32.0MB

  • memory/3844-9-0x0000000002FF0000-0x0000000004FF0000-memory.dmp

    Filesize

    32.0MB

  • memory/3964-41-0x00007FFA30060000-0x00007FFA30B21000-memory.dmp

    Filesize

    10.8MB

  • memory/3964-36-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/3964-39-0x00007FFA30060000-0x00007FFA30B21000-memory.dmp

    Filesize

    10.8MB