Analysis

  • max time kernel
    34s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 19:04

General

  • Target

    asyncrat_loaded.exe

  • Size

    66KB

  • MD5

    630f7b325bb0110d3fd7b7b212e8aef0

  • SHA1

    b9bff3af9eec35cc17c247aff85ffaa8b7101b69

  • SHA256

    8eaaf4eb077a9c7b0b005cc89b001040ca409fc266d02f57dfa449429d7787c6

  • SHA512

    69506226838e4935f8a8f9adcedd6d6bb0e8ab84d8b13f9e640f4d397e759965a623976488ac2d4f07c6045d44d25f1eaaa1736f7bccfebae751d2e7aea60987

  • SSDEEP

    1536:c2M8KXSkhR2M0vaIdTN3fm2ugkkE8vU6aCkacWeFRqbFuALS8wA28rBTR1x:c2M8MSkiE8vU6aCjcFFUbFuZ8wGJvx

Malware Config

Extracted

Family

asyncrat

Version

AWS | 3Losh

Botnet

XNailZHRRINNKKTanyaa5555

C2

maiichoommbbsendaya5577.ddns.net:5555

Mutex

AsyncMutex_wHUHUjZlq7Kkj91I

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe
    "C:\Users\Admin\AppData\Local\Temp\asyncrat_loaded.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1500

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\Tar890.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/1500-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

    Filesize

    4KB

  • memory/1500-1-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/1500-2-0x0000000074A40000-0x000000007512E000-memory.dmp

    Filesize

    6.9MB

  • memory/1500-20-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

    Filesize

    4KB

  • memory/1500-21-0x0000000074A40000-0x000000007512E000-memory.dmp

    Filesize

    6.9MB

  • memory/1500-22-0x0000000005C80000-0x0000000005CEC000-memory.dmp

    Filesize

    432KB

  • memory/1500-43-0x0000000000700000-0x000000000070A000-memory.dmp

    Filesize

    40KB