Overview

overview

10

Static

static

10

3264d80b84...38.exe

windows7-x64

10

3264d80b84...38.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2024 20:57

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    3264d80b841271f4c5da008feb2b11ba2e5702ad8bed7751d8a53883f75d1738.exe

  • Size

    261KB

  • MD5

    9206cb7b2e14f4801a597894a156b8e5

  • SHA1

    c0a84cb768f5848b83fafd0f3b7313a60d0cec9a

  • SHA256

    3264d80b841271f4c5da008feb2b11ba2e5702ad8bed7751d8a53883f75d1738

  • SHA512

    1aabb8ef8b18d49baf39f0fe65b941f7ac02dc6fb2bd4cddc86e1bb889cf745fd7de980bfe96365ccdc0a168fb4424c6edbd724b50f265303dd812a44b1b830a

  • SSDEEP

    6144:vuEat9Zl5bubNNUXeEdQ2BHyaUFRwFCX0hVt:v8lOafLRmFaCmt

Score
10/10
asyncratdefaultdiscoveryrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

chela.ddns.net:1177

Mutex

CF6aV8bVJb6I

Attributes
  • delay

    3

  • install

    true

  • install_file

    AyoubHDJ04.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

    ratasyncrat
  • Asyncrat family
    asyncrat
  • Async RAT payload 1 IoCs
    rat
  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

    discovery
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3264d80b841271f4c5da008feb2b11ba2e5702ad8bed7751d8a53883f75d1738.exe
    "C:\Users\Admin\AppData\Local\Temp\3264d80b841271f4c5da008feb2b11ba2e5702ad8bed7751d8a53883f75d1738.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:60
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "AyoubHDJ04" /tr '"C:\Users\Admin\AppData\Roaming\AyoubHDJ04.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3016
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "AyoubHDJ04" /tr '"C:\Users\Admin\AppData\Roaming\AyoubHDJ04.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1716
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpAF99.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3712
      • C:\Users\Admin\AppData\Roaming\AyoubHDJ04.exe
        "C:\Users\Admin\AppData\Roaming\AyoubHDJ04.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:3816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAF99.tmp.bat
    Filesize

    154B

    MD5

    96071abc75ba8ea409627e376ca2e5df

    SHA1

    49f54536618ad110f1e472483b897b945731972d

    SHA256

    497d96815e9d55bab708cd45dad55cfd0de010dca76c304ed6adca59e4ea55e8

    SHA512

    2dd4eccaf7681b27c3a622a9be7228d5533c426634d88e6c31c73cd494ff1f10e07e115a873ca0e78ed8825ff2fb19dca84dfe3e11dbd5a276f9e0e00be281ab

    Download Submit

  • C:\Users\Admin\AppData\Roaming\AyoubHDJ04.exe
    Filesize

    261KB

    MD5

    9206cb7b2e14f4801a597894a156b8e5

    SHA1

    c0a84cb768f5848b83fafd0f3b7313a60d0cec9a

    SHA256

    3264d80b841271f4c5da008feb2b11ba2e5702ad8bed7751d8a53883f75d1738

    SHA512

    1aabb8ef8b18d49baf39f0fe65b941f7ac02dc6fb2bd4cddc86e1bb889cf745fd7de980bfe96365ccdc0a168fb4424c6edbd724b50f265303dd812a44b1b830a

    Download Submit

  • memory/60-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/60-1-0x0000000000840000-0x0000000000886000-memory.dmp

    Filesize

    280KB

    Download

  • memory/60-2-0x0000000074AA0000-0x0000000075250000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/60-3-0x0000000005200000-0x0000000005266000-memory.dmp

    Filesize

    408KB

    Download

  • memory/60-4-0x0000000005710000-0x00000000057AC000-memory.dmp

    Filesize

    624KB

    Download

  • memory/60-9-0x0000000074AA0000-0x0000000075250000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/3816-14-0x0000000074A00000-0x00000000751B0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/3816-15-0x0000000074A00000-0x00000000751B0000-memory.dmp

    Filesize

    7.7MB

    Download