4054597a56dc5867ec53af1767416a5336e09423ecd101d8ee52aaad8a3547c6

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 19:43

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General

Target

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

7KB
MD5

ed425e176a96406a09ebc66b990a689c
SHA1

235b5f9125cc896e515218d1c3f70a59ee8a776e
SHA256

a3eb215ac51547a6775b6788d56bd651f2a4b99cb85a3d98f4add71d0bade445
SHA512

e0e1e87bbb3964d1598374bbc0514f46e62e51b839de923acd1904b7eb4ed56e09f1c32d8351a5a011d32a9fb4924b3d8be4b528becf94aa00103d839321a14e
SSDEEP

96:PchZI51Q/SqoKZTfrB7lcrxzoHeRWVBV5+lp/9E62wnksrXKzXKFPz/Nk5yJBSaX:PNpqp1NlcrVRRh+wkeKDKFr/50kT

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-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\class_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.class	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2600	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2600	AcroRd32.exe
2600	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2820	2604	cmd.exe	31
PID 2604 wrote to memory of 2820	2604	cmd.exe	31
PID 2604 wrote to memory of 2820	2604	cmd.exe	31
PID 2820 wrote to memory of 2600	2820	rundll32.exe	32
PID 2820 wrote to memory of 2600	2820	rundll32.exe	32
PID 2820 wrote to memory of 2600	2820	rundll32.exe	32
PID 2820 wrote to memory of 2600	2820	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\org\spongepowered\asm\lib\tree\ClassNode.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- 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\ClassNode.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2820
- - 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\ClassNode.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2600

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
80f7870e79695b51ed267e97600516ea

SHA1
b439e1b1308d389baa9b367bbe956a15e2dc4d9e

SHA256
a7f50b7b4cea0e786dbcb7f51088451904885e54ff575e0b1bca788abc473bf0

SHA512
0f0bf3d3aacae510b5d1305328cd8e4bb460b6716fe882db575a44d5b3098dc648a8331e914428a67f2a131d82e75deb57e274a8b1639492034cd01d470af877

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