6225163149b173fc81c96620a4c6502654d32609f0ca215ff5d234079e2fa25d

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-09-2024 08:02

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General

Target

seamlesspass/banner.py
Size

1KB
MD5

b0599dc382a56b999fad5c22560f57ac
SHA1

bb1163eadd3594f4d7ee49a6a22bc7563fc8b2a4
SHA256

ae9fea3da206097b5e7141193af37de7e0e0593e02e3000d86b7f49b54e9352d
SHA512

6b5b6812db01e3ee6daf7275f1fee2298a777c4a03a7a8f8e87e9e9d892882a5d7f59cca71f6d714ed895d32c10c4c557d8a2b9735ec41d1e53563d643fe3bf5

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-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2756 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2756 AcroRd32.exe
2756 AcroRd32.exe

pid	process
2756	AcroRd32.exe

pid	process
2756	AcroRd32.exe
2756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 3004 wrote to memory of 2128	3004	cmd.exe	rundll32.exe
PID 3004 wrote to memory of 2128	3004	cmd.exe	rundll32.exe
PID 3004 wrote to memory of 2128	3004	cmd.exe	rundll32.exe
PID 2128 wrote to memory of 2756	2128	rundll32.exe	AcroRd32.exe
PID 2128 wrote to memory of 2756	2128	rundll32.exe	AcroRd32.exe
PID 2128 wrote to memory of 2756	2128	rundll32.exe	AcroRd32.exe
PID 2128 wrote to memory of 2756	2128	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\seamlesspass\banner.py
1⤵
- Suspicious use of WriteProcessMemory
PID:3004

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\seamlesspass\banner.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2128

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\seamlesspass\banner.py"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2756

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

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

MD5
215489f51f56dd58a55820a84461688e

SHA1
ea14c24fcded4edc3e40b1a91e3232d3675124d7

SHA256
ebf151c2ea095c428a394c209d69fe2963edcdb6fdc98c8c4f62da9a0efe2edf

SHA512
040f6f3a67ed73bb6ce24168efa953a546ac4a2f273dff2c2daaefc38ec5db682cdbfc1515c687d8f2ae397995e0b70b4295c1b44cf1b1714fba845dd0e1cbf0

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