7b476bbfc4d37fa50c1c5bec98b2e8aede8087b8873eb7de27b78ad4446dddbe

Resubmissions

14/08/2024, 05:47

240814-ggy1jsxfkf 10

14/08/2024, 05:40

240814-gc194ssdjn 6

Analysis

max time kernel
1212s
max time network
1217s
platform
windows7_x64
resource
win7-20240729-ja
resource tags

arch:x64arch:x86image:win7-20240729-jalocale:ja-jpos:windows7-x64systemwindows
submitted
14/08/2024, 05:47

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General

Target

CyberDEV Client/lib/selenium/webdriver/remote/webelement.pyc
Size

21KB
MD5

9d53b34deaa155ccd5a9daaa0c1b46f0
SHA1

eb20d3e302a5681dfed1a7f901acc13f92c10851
SHA256

3bf5e7a87580424db227528e304bce35388cfc31f30742c3e91e63d849fc35fa
SHA512

9347d8b8155077ddb5f8379436d4f680c1f5fcfe9096bdedff245daebee5616e7ecf64ac447ee243107d5e7d6a5e153ca8dea1320ce31062f6bb7fa507e874a8
SSDEEP

384:ZIYdzhjJ8mreOCTkVUwTMDhdGiahhq92pWo6yuZoBK:ZIYlhjJ8mreOCYOwKWVTq92pH6yuZoBK

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

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

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_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-1-5-21-2257386474-3982792636-3902186748-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2708	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2708	AcroRd32.exe
2708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 1456	2980	cmd.exe	30
PID 2980 wrote to memory of 1456	2980	cmd.exe	30
PID 2980 wrote to memory of 1456	2980	cmd.exe	30
PID 1456 wrote to memory of 2708	1456	rundll32.exe	31
PID 1456 wrote to memory of 2708	1456	rundll32.exe	31
PID 1456 wrote to memory of 2708	1456	rundll32.exe	31
PID 1456 wrote to memory of 2708	1456	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\CyberDEV Client\lib\selenium\webdriver\remote\webelement.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CyberDEV Client\lib\selenium\webdriver\remote\webelement.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1456
- - 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\CyberDEV Client\lib\selenium\webdriver\remote\webelement.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2708

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
21a58e18c2f3536fbae7726d571a716c

SHA1
f94152c795b2e43e4db255bc586c69d21cc57506

SHA256
dc0c3688270231788286b16f559af6e82f33abc692e46d2980493affd250efda

SHA512
ff88a9f5634dd38b2a8f8ffc3300b98bafee1865da2ef85d8a33e6583af8dead3556ba2be770833b04db255d1a0dc4e7fade4d910812193e80e9675f1055dcda

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