476efe162f8ca4f0c7ad83f3602ac1ee661f97312fd00d71d765469425dbc60c

Analysis

max time kernel
150s
max time network
125s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
08-08-2023 22:09

Target

_sysconfigdata.pyc
Size

20KB
MD5

934699af3b14cb5c632aefc2d86cb3b7
SHA1

3ee3e6cadba5e72a6686e22b8a71d0000373f50e
SHA256

046cc6eb5e2b675e6114962743d423e52f14c931ea35e7e117710251cc177dbf
SHA512

f6ea4b0412e13cac50c820969501ba23192c9dd06066005db8dc9a63af9cd36b187e189e9a4f5dd66872d5661d38210a69a00f0893d729f84b5c993b35b6783c
SSDEEP

384:f6KrM1y5Nz+bEtkjoLHvPWUS85cDWzy9uIu4JiyBK125Fk8Z:fvcm+bAAWzy9ux4JQg5PZ

Score

3^/10

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000_CLASSES\.pyc	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

1632 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1632 AcroRd32.exe
1632 AcroRd32.exe
1632 AcroRd32.exe

pid	process
1632	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1564 wrote to memory of 1628	1564	cmd.exe	rundll32.exe
PID 1564 wrote to memory of 1628	1564	cmd.exe	rundll32.exe
PID 1564 wrote to memory of 1628	1564	cmd.exe	rundll32.exe
PID 1628 wrote to memory of 1632	1628	rundll32.exe	AcroRd32.exe
PID 1628 wrote to memory of 1632	1628	rundll32.exe	AcroRd32.exe
PID 1628 wrote to memory of 1632	1628	rundll32.exe	AcroRd32.exe
PID 1628 wrote to memory of 1632	1628	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\_sysconfigdata.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1564
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\_sysconfigdata.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1628
- - 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\_sysconfigdata.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1632

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
701eb8a1f83aefa166d1e9ccf579a878

SHA1
f033800055134bc4defa2a109e7a2ef10a26bbc2

SHA256
d5345457ae6a2762e26e5493596ffc4b998ba2d89437a463582a74229ed251ce

SHA512
9ccc5f7483d79b924e6caadc51632f0c15a1f1ad0a296082897d79468a6ae46389d58ceaa6855556bd7fb62bc94eb79219d6420854d4f46609b2d9fa50d1afdc

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