29285510b6b4d127892bcc2130da49fd2ca4f9c3ffba3df8e3d0eb43094b7987

Analysis

max time kernel
153s
max time network
86s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23/11/2022, 19:20

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General

Target

Struts2神器集合/struts2漏洞利用/Jar版/Struts2Exp/Shell$StreamConnector.class
Size

1KB
MD5

b6f9d761fe0a65f1a550b82d3fce6340
SHA1

c6a8d6514c98e37fffd747585f0b65cbcbb6f1c2
SHA256

a0358d1c64352400dd5a0f8748c20ee3cedb835d576db5faafaee483355a3af7
SHA512

5a734f344672102f98465573e49e03a40c1650130c6c58fd37049b6b82ffde5069e8cc2acd10a2bce920b0aedfd786d2304d8e2c300316059717503939d20c82

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\class_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.class	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
544	AcroRd32.exe
544	AcroRd32.exe
544	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 956 wrote to memory of 476	956	cmd.exe	29
PID 956 wrote to memory of 476	956	cmd.exe	29
PID 956 wrote to memory of 476	956	cmd.exe	29
PID 476 wrote to memory of 544	476	rundll32.exe	30
PID 476 wrote to memory of 544	476	rundll32.exe	30
PID 476 wrote to memory of 544	476	rundll32.exe	30
PID 476 wrote to memory of 544	476	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Struts2神器集合\struts2漏洞利用\Jar版\Struts2Exp\Shell$StreamConnector.class
1⤵
- Suspicious use of WriteProcessMemory
PID:956
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Struts2神器集合\struts2漏洞利用\Jar版\Struts2Exp\Shell$StreamConnector.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:476
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Struts2神器集合\struts2漏洞利用\Jar版\Struts2Exp\Shell$StreamConnector.class"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:544

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/544-82-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

Filesize
8KB

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memory/956-54-0x000007FEFBAF1000-0x000007FEFBAF3000-memory.dmp

Filesize
8KB

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