ae80e5dd014bf7859015c477e29616e6499c765552de0b95d38e8160b5515fb2

Analysis

max time kernel
153s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
26/01/2023, 06:07

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General

Target

Installer_1.0.8_win64_86-setup+manual/About/PowerShellExecutionPolicy.admx
Size

4KB
MD5

cf3a6940f87d0a1b53a99e3e205066c9
SHA1

29c3d8ca609a60358f958b6036e225ab18423558
SHA256

04bb49c481891cded0c411626070851ef30b21c61d2e8d8d5475604662f0e518
SHA512

7805f940621a91353cd5de0d49720bb829d1bfe9df0127e1af98c030d94c5e18fd7229ee392e28ba1edf745b06ce6339071020a316541b1f64842da60fa3bf29
SSDEEP

96:5yGMFLoQKnKeg56bc/GwFb1E+N/GwBC1eHK/GwnMa1K0z/GwAeFACc1Ed/GwUx3:whL7GcJFb1NJoSKJnMaHzJAemEdJUx3

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-1-5-21-2292972927-2705560509-2768824231-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\admx_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\admx_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.admx	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\.admx\ = "admx_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\admx_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\admx_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\admx_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\admx_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 340	1956	cmd.exe	29
PID 1956 wrote to memory of 340	1956	cmd.exe	29
PID 1956 wrote to memory of 340	1956	cmd.exe	29
PID 340 wrote to memory of 1712	340	rundll32.exe	30
PID 340 wrote to memory of 1712	340	rundll32.exe	30
PID 340 wrote to memory of 1712	340	rundll32.exe	30
PID 340 wrote to memory of 1712	340	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\About\PowerShellExecutionPolicy.admx
1⤵
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\About\PowerShellExecutionPolicy.admx
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:340
- - 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\Installer_1.0.8_win64_86-setup+manual\About\PowerShellExecutionPolicy.admx"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1712

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/1712-82-0x00000000762F1000-0x00000000762F3000-memory.dmp

Filesize
8KB

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memory/1956-54-0x000007FEFC421000-0x000007FEFC423000-memory.dmp

Filesize
8KB

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