ce08cdf4895f278b15592322e7c317daa3df8c42e76fc559cf88b89a53f1ab2e

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 21:56

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General

Target

Lib/email/quoprimime.py
Size

9KB
MD5

91e0134c7993b62df821299cbfe9cf20
SHA1

3e647d829457fc8e76b5d36ed31aff8f383b004f
SHA256

0ac88715c424e80122e3d861bbacc20ee289562f2c685aefe40b88471515a1bd
SHA512

dcc68ced12bc04dc7643fe0b636af764d7136ed203eb1e74e2b669ed6349e62f5fb6022cc86dc03b4824dfb1e8ef5d59ee648dc9d015a0a44641b6cd01eb22d4
SSDEEP

192:/3mMHQE/phvw+cxdP6AwkAZFAFx6Rr7qsXDTFaUf/B2m/fbweCMBsTmam8k2LHd:/t/phvEHzw9ZFAArbXDTvXC4sTcA

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-1-5-21-940600906-3464502421-4240639183-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_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-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\py_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2924 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2924 AcroRd32.exe
2924 AcroRd32.exe

pid	process
2924	AcroRd32.exe

pid	process
2924	AcroRd32.exe
2924	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2552 wrote to memory of 2940	2552	cmd.exe	rundll32.exe
PID 2552 wrote to memory of 2940	2552	cmd.exe	rundll32.exe
PID 2552 wrote to memory of 2940	2552	cmd.exe	rundll32.exe
PID 2940 wrote to memory of 2924	2940	rundll32.exe	AcroRd32.exe
PID 2940 wrote to memory of 2924	2940	rundll32.exe	AcroRd32.exe
PID 2940 wrote to memory of 2924	2940	rundll32.exe	AcroRd32.exe
PID 2940 wrote to memory of 2924	2940	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Lib\email\quoprimime.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2552

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\quoprimime.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2940

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\quoprimime.py"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2924

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
971bab6e10f0f98cf7fbcf0ac76af9ca

SHA1
99882d4178b4b1a483d75f9401dd9f81ec271de7

SHA256
a23ec78e4ee2582431bbc9815ab329c1504429fd54948aad102fd18977eee72a

SHA512
771f74250e3a09ffb91dba559429356c91e5fffeacd3f8a0208ed5b2f59385d8e535c9272c3e03dceeea58e7e05cf581dea59fbedaf10b66de07d612ab038df4

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