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/remote_connection.pyc
Size

22KB
MD5

3e3051750eb79c9e0bb75f225c33cb62
SHA1

3fc51d54a357e9b51c6ac2ad2d14145499037a84
SHA256

dbe6a4386ba87833f2076f6dc6122d5073defd42681d18ee931219a6bfef92a0
SHA512

95b780ad8e628f975a0c33fb492f70fea4ea319d603f9c84ecc5d10daf3f7268f6eea7e743f378cdd7b548a3be1177e421e2b576b967cc51a73abfb08b1d9629
SSDEEP

384:eRfgZgleqsU1W2frvujwA9AOZASmWn2boukdjAoFVxDjNB4ypF:3qleqsUVjOT3BmljKcDypF

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_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_Classes\Local Settings	rundll32.exe
Key created	\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	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\pyc_auto_file\shell\Read	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
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	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
2668	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2668	AcroRd32.exe
2668	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 2196	2284	cmd.exe	30
PID 2284 wrote to memory of 2196	2284	cmd.exe	30
PID 2284 wrote to memory of 2196	2284	cmd.exe	30
PID 2196 wrote to memory of 2668	2196	rundll32.exe	31
PID 2196 wrote to memory of 2668	2196	rundll32.exe	31
PID 2196 wrote to memory of 2668	2196	rundll32.exe	31
PID 2196 wrote to memory of 2668	2196	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\CyberDEV Client\lib\selenium\webdriver\remote\remote_connection.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2284
- 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\remote_connection.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2196
- - 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\remote_connection.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2668

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
a669fa3bed0ac4be7b6af31336397939

SHA1
1a4da8c9be9c6167ad1727bcb673be090d648dcf

SHA256
79a4cbe1105b52f73af58a84d1580e910e36e4a1262d2595f4b0d930450c7491

SHA512
d2ca3732297ce842bb7206ad6fe6ccb23e12d4de7322f8fa755ba4961ffd9b1460a183c9e9ca780fd7224f9f6f73521dde05cee4024fa8ce8f7e7d83c0f3bb42

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