76c0fea917bcfdec6d57d1f4efc89dea7eadc6f2d02cfd0c3bef0f68284b1c7d

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 15:33

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General

Target

me/vagdedes/spartan/Register.class
Size

47KB
MD5

d2212cba10aa9430cf69f8d8cecb2c3b
SHA1

117460602c149ace6651e83bfa0556a11319e9ac
SHA256

98d4d723ee39ad2a7227233cd521ddf494ea0d03d840e9669d43a94a2c588eb3
SHA512

435c2332f76e0bd230f1ae001b1ba08c36b4e1e4c6de5a5a38b06d4bdb27e028cb7632098455fc62aa97956dea1691672379efdd3860ba309d36c89172d01b27
SSDEEP

768:1+aivxBvgUbqKRiSy1uyPuGWIQ86cCL23lvhGwVyGjSUr8+s23tNFA:obqKvsuyCIQ39L8ZGNfUo23tNFA

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-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_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-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.class	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\class_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2564	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2564	AcroRd32.exe
2564	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2748	2744	cmd.exe	31
PID 2744 wrote to memory of 2748	2744	cmd.exe	31
PID 2744 wrote to memory of 2748	2744	cmd.exe	31
PID 2748 wrote to memory of 2564	2748	rundll32.exe	32
PID 2748 wrote to memory of 2564	2748	rundll32.exe	32
PID 2748 wrote to memory of 2564	2748	rundll32.exe	32
PID 2748 wrote to memory of 2564	2748	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\Register.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\Register.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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\me\vagdedes\spartan\Register.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2564

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
71f60e27327f8ea3a3e3d20d621cbfc1

SHA1
f6dc295312d3bf487fcddaf4ed08a23f988b4c01

SHA256
d3f09b6df5c1e30290985f89951eab231dab8d150f612acad264602e95d67c13

SHA512
ecfb3a773c0c85fc351af4db12b6761a56b16645d60d4906a8a1164ecb496b2f344761bc13186d039c989f54bd4b8607bd7975919f42a70db517311e7f6b32d8

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