7b476bbfc4d37fa50c1c5bec98b2e8aede8087b8873eb7de27b78ad4446dddbe

Resubmissions

14/08/2024, 05:47

240814-ggy1jsxfkf 10

14/08/2024, 05:40

240814-gc194ssdjn 6

Analysis

max time kernel
1563s
max time network
1568s
platform
windows7_x64
resource
win7-20240704-ja
resource tags

arch:x64arch:x86image:win7-20240704-jalocale:ja-jpos:windows7-x64systemwindows
submitted
14/08/2024, 05:47

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General

Target

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

6KB
MD5

a4f7f1c03bd23323e9cdbbea8fe2f5a7
SHA1

a7155b2fc34773b580f8078e9bdee6f0eaef79d2
SHA256

55056bbe51592d0bee90042dad783e6fdf6f97cbf577530d625cc5db9dcc18ac
SHA512

70150fd0f85d7fbf4860be8720b50db49eee80460d7a15648720fe23f7473c2990054bef3a772dd156b7f54be309d384c558db48e304267328d1dd026da37c23
SSDEEP

96:3T7isYn4mI+5QvCokxPXKvj5ywAjup1zPewd5zwKky:j7W4BwQvwXGAjuLj7iy

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_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-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2792	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2792	AcroRd32.exe
2792	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 2844	2332	cmd.exe	31
PID 2332 wrote to memory of 2844	2332	cmd.exe	31
PID 2332 wrote to memory of 2844	2332	cmd.exe	31
PID 2844 wrote to memory of 2792	2844	rundll32.exe	32
PID 2844 wrote to memory of 2792	2844	rundll32.exe	32
PID 2844 wrote to memory of 2792	2844	rundll32.exe	32
PID 2844 wrote to memory of 2792	2844	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\CyberDEV Client\lib\selenium\webdriver\remote\switch_to.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2332
- 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\switch_to.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2844
- - 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\switch_to.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2792

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
3922c4b3571c1ae89b6a55e6b2d40c5e

SHA1
8248452f676548806f3146425c57f7773439d041

SHA256
51e73aaa5d2e88702527e83306617bf46d602ec1dd7885329173a6058b0d9de0

SHA512
5360d3cb67e96681a9d43c82a8aff857897e6cc0cf61d602b2640eb3f15ee4e014c53e9cd78cedce158769a6de17fc9cd102fd5abdf899aa0e02ee6b49e0e0be

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