ce08cdf4895f278b15592322e7c317daa3df8c42e76fc559cf88b89a53f1ab2e

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 21:56

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General

Target

Lib/email/mime/nonmultipart.py
Size

713B
MD5

5a28752e8a554879414a02d5d648ea84
SHA1

3f9fd11de698eaab753991c7253c0ff762656d5a
SHA256

f6493f0506df33ddc4b6b349bc1280ba374d4db6e86f43411bc98a062640933f
SHA512

6f7f3fb449a47b91bab42368ceec5219370c90887a342126b4c1cfe5b8327488a772e4648c599a1a6b7bf282a0b50e29ac620b7c71ed6f80a09068b0a6a705b8

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2604 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2604 AcroRd32.exe
2604 AcroRd32.exe

pid	process
2604	AcroRd32.exe

pid	process
2604	AcroRd32.exe
2604	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1856 wrote to memory of 2168	1856	cmd.exe	rundll32.exe
PID 1856 wrote to memory of 2168	1856	cmd.exe	rundll32.exe
PID 1856 wrote to memory of 2168	1856	cmd.exe	rundll32.exe
PID 2168 wrote to memory of 2604	2168	rundll32.exe	AcroRd32.exe
PID 2168 wrote to memory of 2604	2168	rundll32.exe	AcroRd32.exe
PID 2168 wrote to memory of 2604	2168	rundll32.exe	AcroRd32.exe
PID 2168 wrote to memory of 2604	2168	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Lib\email\mime\nonmultipart.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1856

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Lib\email\mime\nonmultipart.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2168

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\Lib\email\mime\nonmultipart.py"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
0b81bbb74b9b59a4e44ab205311636ae

SHA1
881a24fcea9b918f27f9326f26a3a5ce67331883

SHA256
ec962a934967b749e4d668fa5916970a630a79ec0e5e60e2c98e1c4ba004d1a4

SHA512
e42387bbb7c6d41613f719fbc7be2a31f590f04ac109d382bb7852cad17a3e39b2a2361614f6e7daa3d08214d373284e36a985179d4cd4bdef22b93f875a63d1

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