98d1e9e65b5c404ffb034df779b0b676b205a9bb97074f3149078894c2b1c205

Analysis

max time kernel
102s
max time network
16s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 06:39

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General

Target

log.pyc
Size

9KB
MD5

fc9c451b97415cc1df14311f65869440
SHA1

dbca1e2eeba5f1a10c9237130de6407274bbaa28
SHA256

a33d5b3f343bc047c2f9bd7f8b859dfe6618056b4eec273cf10bcc9d3134cb4b
SHA512

345ad52164031559129742547787b551a357afd589bcd7115220378c5ad0f4fbd0c1c86a45a296033d9f6b1c57f304452f00ac622e6c4b5d4a12bcc753439563
SSDEEP

192:imTZv/C1S3gfpT0gVdBeVyYoKRpmILplUEkmU635UQeY:nZqfp4gVmVyY7pblUEkmUsUA

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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyc	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2632 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2632 AcroRd32.exe
2632 AcroRd32.exe

pid	process
2632	AcroRd32.exe

pid	process
2632	AcroRd32.exe
2632	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2004 wrote to memory of 2016	2004	cmd.exe	rundll32.exe
PID 2004 wrote to memory of 2016	2004	cmd.exe	rundll32.exe
PID 2004 wrote to memory of 2016	2004	cmd.exe	rundll32.exe
PID 2016 wrote to memory of 2632	2016	rundll32.exe	AcroRd32.exe
PID 2016 wrote to memory of 2632	2016	rundll32.exe	AcroRd32.exe
PID 2016 wrote to memory of 2632	2016	rundll32.exe	AcroRd32.exe
PID 2016 wrote to memory of 2632	2016	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\log.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2004

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\log.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2016

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\log.pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2632

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

MD5
8aa3566f737982916ff20cd312001641

SHA1
aacbfa3e711a1d8938c30b6f0086e49f2c9a6e55

SHA256
be4ae6235cb59556872ab275d92c49a397c02da082d9a409d14581f305696d5b

SHA512
fc683ec3a9006ef05585900f081c483f67a74aefb5503dd11981c0594e068a803ed6c8cdacf776d6facfd7d61a7c91f75f3d347b290e0c6a993035a69cb70e14

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