Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2023 21:25

General

  • Target

    b4a6cc1f9877abd7180f52dcab781c610f2c88c3465c4f80e25bd04eda733146.exe

  • Size

    13.4MB

  • MD5

    3bef293a95b584f0a51c8083980a36a6

  • SHA1

    7ac93dba86deaf57f480e8581186d089756687c2

  • SHA256

    b4a6cc1f9877abd7180f52dcab781c610f2c88c3465c4f80e25bd04eda733146

  • SHA512

    61ee8ac7d2dc096ce1436ac0b9f0f719ecf207099f0e650813d6c828cb2ca698d846898506915561f83774ebcf9d350541ee84a047622accdd25d3ec5d0de09f

  • SSDEEP

    393216:dUCUOLH9J4ZG5FHNAMzXea/LbWRG+h56ZvaHzOwnv:dUCUOLHx5FH1zXe8Z+h56ZCHq

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    103.73.163.10
  • Port:
    21
  • Username:
    123
  • Password:
    123123

Extracted

Family

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

103.42.30.227:2023

Mutex

jzdpvaycmfgvhoqf

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#.

  • Async RAT payload 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4a6cc1f9877abd7180f52dcab781c610f2c88c3465c4f80e25bd04eda733146.exe
    "C:\Users\Admin\AppData\Local\Temp\b4a6cc1f9877abd7180f52dcab781c610f2c88c3465c4f80e25bd04eda733146.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2096

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\TarB320.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • memory/2096-26-0x0000000074740000-0x0000000074E2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-5-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB

  • memory/2096-6-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB

  • memory/2096-8-0x0000000077C90000-0x0000000077C91000-memory.dmp

    Filesize

    4KB

  • memory/2096-3-0x0000000004110000-0x0000000004128000-memory.dmp

    Filesize

    96KB

  • memory/2096-27-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB

  • memory/2096-28-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB

  • memory/2096-29-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB

  • memory/2096-4-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB

  • memory/2096-2-0x0000000074740000-0x0000000074E2E000-memory.dmp

    Filesize

    6.9MB

  • memory/2096-50-0x0000000004080000-0x00000000040C0000-memory.dmp

    Filesize

    256KB