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
1447s
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/errorhandler.pyc
Size

8KB
MD5

3130d50cd4a4be3b523587cc14fe0ab3
SHA1

f38e9bb41695b2cf43f02308d313202077d43607
SHA256

8baa518d72a1fdd8a61d7c6e28b0b2bd709cc4b4ebc6a0c4f57d8cf75ed2620c
SHA512

96b24a4c85953fb26001bf20418aacbd4e68a3d1721ffd68ba4231801d5d36085a3049ea0601b984ad747e07244731119e3605d7fd0cb2e76006b5c9f44b8a50
SSDEEP

192:gi8qUGzqYl8Z9pm+twGPse57RoXyef2V4WT/zLdSf9yd:d8NG+/xxEf2VNIf9g

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\Local Settings	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_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\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\.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
2808	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2808	AcroRd32.exe
2808	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2572	2544	cmd.exe	30
PID 2544 wrote to memory of 2572	2544	cmd.exe	30
PID 2544 wrote to memory of 2572	2544	cmd.exe	30
PID 2572 wrote to memory of 2808	2572	rundll32.exe	31
PID 2572 wrote to memory of 2808	2572	rundll32.exe	31
PID 2572 wrote to memory of 2808	2572	rundll32.exe	31
PID 2572 wrote to memory of 2808	2572	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\CyberDEV Client\lib\selenium\webdriver\remote\errorhandler.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- 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\errorhandler.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2572
- - 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\errorhandler.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2808

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
01e7e5a1d46f35f8be26ba8104e0531f

SHA1
9d124a7528da1c7a20db0b258bc9047dc09af094

SHA256
5d906b63680c7d09defa18c27a172ffdf96fe4f084387c851380eeae586a8ecf

SHA512
413eccad6fc4cf003ac3cb28bbe50f7ca5404e4ebc9258b299c41f38c5fe419727a4d0bbb2a1d40f55d5ffa8752da95e9aa3b0778ef3d10e80b3cd84167e6291

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