Overview

overview

10

Static

static

PO1807200020_XLS.scr

windows7_x64

10

PO1807200020_XLS.scr

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:20

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General

  • Target

    PO1807200020_XLS.scr

  • Size

    271KB

  • MD5

    981ee0bdf8ccd8ecaba13eefa6c58fb9

  • SHA1

    a70e9310bf6bd033710321e1dfe77d3377237c36

  • SHA256

    b05af3b65673a21e658075117c050ce9ebdf47634b64e354a6abf241fc8e8a9e

  • SHA512

    ec52f6bd62bbf21de8be391cd2a16ffee274ed5462d5bf23c15d7eea0f535f5741389a15fed9e0ac1feb3c317120a02afd8527ce5493591c54edd4340654686d

Score
10/10
asyncrat5persistencerat

Malware Config

Extracted

Family

asyncrat

Version

0.5.6A

Botnet

5

C2

62.102.148.158:62727

82.102.28.107:62727
Mutex

xfndfpqfqzwft

Attributes
  • delay

    0

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 35 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO1807200020_XLS.scr
    "C:\Users\Admin\AppData\Local\Temp\PO1807200020_XLS.scr" /S
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2544
    • C:\Users\Admin\AppData\Local\Temp\PO1807200020_XLS.scr
      "C:\Users\Admin\AppData\Local\Temp\PO1807200020_XLS.scr"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4888

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/2544-130-0x0000000000CA0000-0x0000000000CEA000-memory.dmp
    Filesize

    296KB

    Download
  • memory/2544-131-0x0000000005D10000-0x00000000062B4000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/2544-132-0x0000000005670000-0x0000000005702000-memory.dmp
    Filesize

    584KB

    Download
  • memory/2544-133-0x0000000005730000-0x000000000573A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/2544-134-0x0000000005970000-0x0000000005A0C000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4888-135-0x0000000000000000-mapping.dmp
    Download
  • memory/4888-136-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/4888-137-0x00000000053D0000-0x0000000005436000-memory.dmp
    Filesize

    408KB

    Download