4054597a56dc5867ec53af1767416a5336e09423ecd101d8ee52aaad8a3547c6

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/09/2024, 19:43

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

org/spongepowered/asm/lib/signature/SignatureVisitor.class
Size

2KB
MD5

23e3befb4e741cdcf946f91bfc383d6f
SHA1

d28e3882cf4dd844f73042d52ed92d2277993355
SHA256

ec5ffc066c0b9b73fdff85174e7d4df50e3f38df8e213987cf2780ab767cdf40
SHA512

c80ae99526db1f7c2c2b8d1491d3c379e5d8714592a520d308d3a68a8cda659a878ffffce8e11c9a16485602ef8d63fc4cd0bf20372000f0e6e10990d3f4439f

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-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.class	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\class_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2572	AcroRd32.exe
2572	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2888	2396	cmd.exe	32
PID 2396 wrote to memory of 2888	2396	cmd.exe	32
PID 2396 wrote to memory of 2888	2396	cmd.exe	32
PID 2888 wrote to memory of 2572	2888	rundll32.exe	33
PID 2888 wrote to memory of 2572	2888	rundll32.exe	33
PID 2888 wrote to memory of 2572	2888	rundll32.exe	33
PID 2888 wrote to memory of 2572	2888	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\org\spongepowered\asm\lib\signature\SignatureVisitor.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\org\spongepowered\asm\lib\signature\SignatureVisitor.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2888
- - 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\org\spongepowered\asm\lib\signature\SignatureVisitor.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2572

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

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
e1b6c61f1eb6ec62ca66799cc76bb60d

SHA1
e37e4bb88d866ab0363df415251852bba9b01c19

SHA256
2ef0a1ef462c8766a67c045b42b45321ad4be0859ab1e00e642ab9d99dd6f126

SHA512
52382b2bce0866ef201c8c5a7c7f414e98458db6a6eb6630ee03cba708cc8a52719941742e0d9bc77bf46f411ca9d6338f536ceb6eeff7625e0974bf20b74e8a

Download Submit