Analysis

  • max time kernel
    136s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    20-04-2021 01:36

General

  • Target

    7D657B92578B212DF37CA6236774E860.exe

  • Size

    300KB

  • MD5

    7d657b92578b212df37ca6236774e860

  • SHA1

    b8a9c104ca289e2efa17253c2ad5a07869b690f6

  • SHA256

    c6ebbad6263ea4ae1ff444be47083183a6a28e351210f778dd380fd0da6ea063

  • SHA512

    0933ad82f2640590d1713558e3ee121e0d26ae1f2a1c1148be86bf12ae95ec0af772fa514caaf7dd45c0de8f92d2a6fcf9fca1d8fa97c1e1f0f848a31012d13c

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

C2

aliali785.ddns.net:5551

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • aes_key

    WuizH99uJ00pqwI5w8jOxiuiON7hVmVS

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

    Default

  • host

    aliali785.ddns.net

  • hwid

    3

  • install_file

  • install_folder

    %AppData%

  • mutex

    AsyncMutex_6SI8OkPnk

  • pastebin_config

    null

  • port

    5551

  • version

    0.5.7B

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

  • Async RAT payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7D657B92578B212DF37CA6236774E860.exe
    "C:\Users\Admin\AppData\Local\Temp\7D657B92578B212DF37CA6236774E860.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1556

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1088-59-0x0000000000A00000-0x0000000000A01000-memory.dmp
    Filesize

    4KB

  • memory/1088-61-0x0000000000310000-0x000000000031C000-memory.dmp
    Filesize

    48KB

  • memory/1088-66-0x0000000005230000-0x0000000005231000-memory.dmp
    Filesize

    4KB

  • memory/1556-62-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

  • memory/1556-63-0x000000000040C73E-mapping.dmp
  • memory/1556-64-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

  • memory/1556-67-0x0000000004B30000-0x0000000004B31000-memory.dmp
    Filesize

    4KB