4054597a56dc5867ec53af1767416a5336e09423ecd101d8ee52aaad8a3547c6

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 19:43

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General

Target

org/spongepowered/asm/lib/tree/InsnList.class
Size

5KB
MD5

fe856663fa8d36b6930be2d725a03f73
SHA1

e1bf0676f2e90217f2fd59802be0de28438c3d2c
SHA256

622d02b16971ffdf36166ab7c2b9313e2f15d531f0d0561d38b995e14401b5cb
SHA512

fbb689ab38bebae477e70c0c0091ec3ec967eaf9c4d174a5051409e8af37a6c33f232dd35f057936dafbfedba1e38c17b67179f99b1106f79b3620ffdb43cf13
SSDEEP

96:AYq/kQmAk+hXwLLlWHmHbEFuLe3NeiltHKLUj1Om/lOoeVWucPk8SCb6l845vJR7:lXlS3tH/QUEbWuub6lpvJRIxS

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-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_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-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\class_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.class	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2892	AcroRd32.exe
2892	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2636	2596	cmd.exe	31
PID 2596 wrote to memory of 2636	2596	cmd.exe	31
PID 2596 wrote to memory of 2636	2596	cmd.exe	31
PID 2636 wrote to memory of 2892	2636	rundll32.exe	32
PID 2636 wrote to memory of 2892	2636	rundll32.exe	32
PID 2636 wrote to memory of 2892	2636	rundll32.exe	32
PID 2636 wrote to memory of 2892	2636	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\org\spongepowered\asm\lib\tree\InsnList.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- 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\tree\InsnList.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2636
- - 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\tree\InsnList.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2892

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
c1c8ea7994c04cf86485b9d5f0ef1972

SHA1
c61f660828e210462c0198086f85a7839acef219

SHA256
97870037c39574bf7ed2dd4c59b9f59cc7144ca874f4ddf9b07f3966a40b131e

SHA512
4fd190cc0265ea3ecf007460c4df720c5ba32937b4179c71638eff996c60ae6586839def7585d3393567bf8e5ca382bec44e161c04080ed72aa7fcf1f6c95c1c

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