Overview

overview

10

Static

static

PO-HDQ-524...34.exe

windows7_x64

10

PO-HDQ-524...34.exe

windows10_x64

10

Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    23-07-2021 07:19

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General

  • Target

    PO-HDQ-52443-VTXOK-4584934.exe

  • Size

    22KB

  • MD5

    d458750e9eb89bd8f97fd365773eba31

  • SHA1

    c8cae1c126bf03d79502698d9b90520be2bfcc36

  • SHA256

    6979809578bc2caf8da003a70023e86d66cd9aa7e4b8c4448b942931a908583f

  • SHA512

    64c33c69ad2653d24865a969ffff5cd351abf080e64d2189f95df211f7f657fa0b70454e45c97a6b557ba760e761ef4cd3426aca5c32e38f84d7c1c04cffc204

Score
10/10
asyncratratsuricata

Malware Config

Extracted

Family

asyncrat

Version

0.5.6A

C2

185.140.53.192:1515

grant123four5.ddns.net:1515
Mutex

mewetkcokhrlmr

Attributes
  • aes_key

    2YCtMmTskUhh8TBzJJD3qNNyS40EuN7P

  • anti_detection

    false

  • autorun

    false

  • bdos

    false

  • delay

  • host

    185.140.53.192,grant123four5.ddns.net

  • hwid

    5

  • install_file

  • install_folder

    %AppData%

  • mutex

    mewetkcokhrlmr

  • pastebin_config

    null

  • port

    1515

  • version

    0.5.6A

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

    ratasyncrat
  • suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)
    suricata
  • Async RAT payload 3 IoCs
    rat
  • Drops startup file 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO-HDQ-52443-VTXOK-4584934.exe
    "C:\Users\Admin\AppData\Local\Temp\PO-HDQ-52443-VTXOK-4584934.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c Copy "C:\Users\Admin\AppData\Local\Temp\PO-HDQ-52443-VTXOK-4584934.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO-HDQ-52443-VTXOK-4584934.exe"
      2⤵
      • Drops startup file
      PID:1640
    • C:\Users\Admin\AppData\Local\Temp\PO-HDQ-52443-VTXOK-4584934.exe
      "C:\Users\Admin\AppData\Local\Temp\PO-HDQ-52443-VTXOK-4584934.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PO-HDQ-52443-VTXOK-4584934.exe
    MD5

    d458750e9eb89bd8f97fd365773eba31

    SHA1

    c8cae1c126bf03d79502698d9b90520be2bfcc36

    SHA256

    6979809578bc2caf8da003a70023e86d66cd9aa7e4b8c4448b942931a908583f

    SHA512

    64c33c69ad2653d24865a969ffff5cd351abf080e64d2189f95df211f7f657fa0b70454e45c97a6b557ba760e761ef4cd3426aca5c32e38f84d7c1c04cffc204

    Download Submit
  • memory/984-66-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/984-67-0x000000000040C3BE-mapping.dmp
    Download
  • memory/984-68-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/984-70-0x0000000074D91000-0x0000000074D93000-memory.dmp
    Filesize

    8KB

    Download
  • memory/984-71-0x0000000004DE0000-0x0000000004DE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1640-63-0x0000000000000000-mapping.dmp
    Download
  • memory/1832-59-0x00000000010D0000-0x00000000010D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1832-61-0x0000000004820000-0x0000000004821000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1832-62-0x0000000000490000-0x00000000004A8000-memory.dmp
    Filesize

    96KB

    Download
  • memory/1832-65-0x0000000000680000-0x0000000000681000-memory.dmp
    Filesize

    4KB

    Download