33461d788a33b88bed3d489826f9fb766cae421f322b81c5eb861718a1dea7bb

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12-05-2024 17:46

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General

Target

RoBrute-master/socks.pyc
Size

26KB
MD5

c59597fcf54f22c79d319b129c33a62a
SHA1

316daa8cc82926af92ae9400c83c172681f427be
SHA256

245adcd5c71c12585d86e4cee0370781d99bd3ea8029e9869744028ed26bb7d5
SHA512

bf1b978029e2500ef16c4f201ef456324752f2dfc5e213153a861c990010518520e7e2d4b501deab30056302201537291ceff77312f5adae2d3845c8bce2a9c9
SSDEEP

768:x+TMqK0DoOgVH8zD5x50Y8a6RA516g0QsCh:k1DIVczDbXr6Ku4h

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
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2112 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2112 AcroRd32.exe
2112 AcroRd32.exe

pid	process
2112	AcroRd32.exe

pid	process
2112	AcroRd32.exe
2112	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2240 wrote to memory of 2620	2240	cmd.exe	rundll32.exe
PID 2240 wrote to memory of 2620	2240	cmd.exe	rundll32.exe
PID 2240 wrote to memory of 2620	2240	cmd.exe	rundll32.exe
PID 2620 wrote to memory of 2112	2620	rundll32.exe	AcroRd32.exe
PID 2620 wrote to memory of 2112	2620	rundll32.exe	AcroRd32.exe
PID 2620 wrote to memory of 2112	2620	rundll32.exe	AcroRd32.exe
PID 2620 wrote to memory of 2112	2620	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RoBrute-master\socks.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2240

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RoBrute-master\socks.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2620

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\RoBrute-master\socks.pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2112

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

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Downloads

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

MD5
5504d80f08295b53ce00b3627ad04813

SHA1
b42f03cbcbb92fa5b5e17dfb83e6e9a8e9612571

SHA256
4bc04df451bd19d2dc95fb55545316d4c870bb08d45ff725ede463d8056fa75d

SHA512
217d158cfe5f92f292b8907debb848ddfc0bd82a515e929498edf4d3835a9a99b4171207dc2ac0049f63c718c27959830d3e8ecc3883825df32e79ad1b6a0177

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