7b476bbfc4d37fa50c1c5bec98b2e8aede8087b8873eb7de27b78ad4446dddbe

Resubmissions

14/08/2024, 05:47

240814-ggy1jsxfkf 10

14/08/2024, 05:40

240814-gc194ssdjn 6

Analysis

max time kernel
1442s
max time network
1448s
platform
windows7_x64
resource
win7-20240708-ja
resource tags

arch:x64arch:x86image:win7-20240708-jalocale:ja-jpos:windows7-x64systemwindows
submitted
14/08/2024, 05:47

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General

Target

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

3KB
MD5

9a6e43648c698d8e00ea626b2487ce97
SHA1

c292ce9d88fe4e3df2ba14c926b290c1c3ca9918
SHA256

b26741176f75f8eaf2cb0c542b1f4fc8d91feacc94b6ec82148de60108ccb529
SHA512

ef32fc445f3c7c883456f5467ccc683041284d73e9c3a61ea9db9a3358fe58001a0505f309500d23981f0e5a2e87ca3021cf8ee53135443c65bd162ab4006ee3

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-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_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-1-5-21-2958949473-3205530200-1453100116-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2692	AcroRd32.exe
2692	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 2348	2612	cmd.exe	31
PID 2612 wrote to memory of 2348	2612	cmd.exe	31
PID 2612 wrote to memory of 2348	2612	cmd.exe	31
PID 2348 wrote to memory of 2692	2348	rundll32.exe	32
PID 2348 wrote to memory of 2692	2348	rundll32.exe	32
PID 2348 wrote to memory of 2692	2348	rundll32.exe	32
PID 2348 wrote to memory of 2692	2348	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\CyberDEV Client\lib\selenium\webdriver\remote\shadowroot.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2612
- 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\shadowroot.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2348
- - 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\shadowroot.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2692

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
f08f22933dfce71da13db148ae9aed57

SHA1
8806bff82ae48c3f6e143f09a4462a35c1934f0c

SHA256
3b0542980330a895aad7f1bbf43b4d5ad91f0308112e2b01fa444d9f0b5380f1

SHA512
d1e4b4ee5f088ffe07495ab56e05e21a8b80f5c4e691a3c86e9febfd14e27083ffdd487c791860487d18bcaae8c50ec7e45ae32220b55c5be3298d8bb103515a

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