Analysis

  • max time kernel
    148s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    24-12-2024 10:35

General

  • Target

    URFT06GSBAWRP_001_PDF/URFT06GSBAWRP_001_PDF.exe

  • Size

    300.0MB

  • MD5

    464753cd8a6523de0fba921ce6846177

  • SHA1

    6b3b77af1129f9ad86acc31163d8450eacb4dbd3

  • SHA256

    3221a50204afcf59f4a836680d1e484903ac3aa389c2105d059efc51b8461092

  • SHA512

    589d0919ddf11d1e8e8eff15a0f78623742e5ab6b16e2b754f519f3bfc7912ccd6c43ad5ffe5c0e11c315f9835936b6b2039dc579527d50cb25333844b0876f2

  • SSDEEP

    3072:1iJZ3k2p8jrvVIYkwur2JMBZ6kINhCRFuaABOUEs64BRg40nOFblHTgr4:1OyRr9u1KJkZ6dIYBUeBRgOlWU

Malware Config

Extracted

Family

asyncrat

Version

Venom RAT 5.0.5

Botnet

Venom Clients

C2

resulttoday2.duckdns.org:6111

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Asyncrat family
  • Executes dropped EXE 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\URFT06GSBAWRP_001_PDF\URFT06GSBAWRP_001_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\URFT06GSBAWRP_001_PDF\URFT06GSBAWRP_001_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\opetr.exe'" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2812
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\opetr.exe'" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2900
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\URFT06GSBAWRP_001_PDF\URFT06GSBAWRP_001_PDF.exe" "C:\Users\Admin\AppData\Roaming\opetr.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2928
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2240
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {88060CC6-E7B2-45BF-B1B7-BAD571DA6609} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Users\Admin\AppData\Roaming\opetr.exe
      C:\Users\Admin\AppData\Roaming\opetr.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2956
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\opetr.exe'" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1540
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\opetr.exe'" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1092
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Roaming\opetr.exe" "C:\Users\Admin\AppData\Roaming\opetr.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1512
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1636
    • C:\Users\Admin\AppData\Roaming\opetr.exe
      C:\Users\Admin\AppData\Roaming\opetr.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1792-26-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1792-2-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1792-3-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/1792-0-0x000000007469E000-0x000000007469F000-memory.dmp

    Filesize

    4KB

  • memory/1792-1-0x0000000000270000-0x00000000002A2000-memory.dmp

    Filesize

    200KB

  • memory/1792-4-0x0000000074690000-0x0000000074D7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2160-49-0x0000000000EB0000-0x0000000000EE2000-memory.dmp

    Filesize

    200KB

  • memory/2240-7-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-17-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-9-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-15-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2240-21-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-11-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-16-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-25-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2240-13-0x0000000000080000-0x0000000000096000-memory.dmp

    Filesize

    88KB

  • memory/2956-29-0x0000000000B90000-0x0000000000BC2000-memory.dmp

    Filesize

    200KB