Analysis

  • max time kernel
    31s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21-03-2023 19:21

General

  • Target

    tmp.exe

  • Size

    1.6MB

  • MD5

    37317372099e898e9a7686c11dcf7c69

  • SHA1

    a5a9ff71fae5e624f38f9fee00b47043d70cc57a

  • SHA256

    87f59fd25653bda292722dc12141612bc8eab765b50534e4f5698ee66f3061e8

  • SHA512

    b121b09756252912b09fe88be46089837e51744f128faaeebb494c3b2078a09db1954ecc27d2e0c6bab1bf5424774dbfa1590e1ddd5f6f1a41f64dc19b8eaeed

  • SSDEEP

    49152:PEF3qBsLNJBaGB+V3dZAVHdXWolM/5bxb9EnmG9o8GiiUTmVU5dZH:sI+LNJBaGQFdZyHdW/5bxb9EnmGrZhT/

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    45.151.135.235
  • Port:
    21
  • Username:
    123
  • Password:
    123

Extracted

Family

asyncrat

C2

43.152.225.81:8848

Mutex

gergerergedfgehtyrjyutkyuiklhjmki

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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1684-56-0x00000000012C0000-0x00000000012D6000-memory.dmp

    Filesize

    88KB

  • memory/1684-58-0x00000000028B0000-0x00000000028F0000-memory.dmp

    Filesize

    256KB

  • memory/1684-57-0x00000000028B0000-0x00000000028F0000-memory.dmp

    Filesize

    256KB