01851640646741b083d5f06c79431f6769707969b66ee8919271dcd9105eeb61

Analysis

max time kernel
42s
max time network
16s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28-05-2024 02:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

PixelFlasher.pyc
Size

194B
MD5

91ce1b2387240a986da96f6fb09e78e0
SHA1

c322271cb70a5360b26ff64782b656e5dfaa4eb4
SHA256

873a4fa35e8858afa2ccc5e8175a5bc5ce3a98c758c527a430f547485f4a5519
SHA512

f79e3fdda6135fd047857ff341e0f10293024be0abb85932f041d4d0b9ea3e9df92466bc40de80b660f79ab40c0e95107261d1c04782f9515346b0c2b46df863

Score

3^/10

Malware Config

Signatures

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
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_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-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2460 AcroRd32.exe
2460 AcroRd32.exe

pid	process
2460	AcroRd32.exe
2460	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1636 wrote to memory of 2580	1636	cmd.exe	rundll32.exe
PID 1636 wrote to memory of 2580	1636	cmd.exe	rundll32.exe
PID 1636 wrote to memory of 2580	1636	cmd.exe	rundll32.exe
PID 2580 wrote to memory of 2460	2580	rundll32.exe	AcroRd32.exe
PID 2580 wrote to memory of 2460	2580	rundll32.exe	AcroRd32.exe
PID 2580 wrote to memory of 2460	2580	rundll32.exe	AcroRd32.exe
PID 2580 wrote to memory of 2460	2580	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PixelFlasher.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1636

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\PixelFlasher.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2580

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\PixelFlasher.pyc"
3⤵
- Suspicious use of SetWindowsHookEx
PID:2460

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
6b10f717ab68d3625134fbd82c1ad4f1

SHA1
2a66d154c2322b93fb53e87c18938964c696423c

SHA256
7c32b01acffb0e1b06ca0e231fef27c290dedb74f2c676e93e707d4fd58461b9

SHA512
227813dec5cb6c9f47616e30cc6385de3103f2be612b3689c39acd4bb137837df50a7f7d26f18c087aec5155a73353c9b0fbfac754f40ab8915a3f136b000506

Download Submit