76c0fea917bcfdec6d57d1f4efc89dea7eadc6f2d02cfd0c3bef0f68284b1c7d

Analysis

max time kernel
102s
max time network
19s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 15:33

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General

Target

me/vagdedes/spartan/a/a/a/d/a.class
Size

4KB
MD5

a674f92436c7b3ebe223d75e5004c523
SHA1

aac9f8cc17f151e83d89270348cb41c0f6fa7e57
SHA256

d554fd6257e7fd91222851b120137d5c86ee6a893efd19463169e761f6f6f307
SHA512

9a937ac8975d6c66e250f7a97afab0963468577c912080a77bc112ec568f973b45fd8ceb50e0de9c90450c3c22a396a903840bf59cd67d11d3a645c251f6788c
SSDEEP

48:HiiVBOlzAwOIzGAsLGpKwZz0hEPxBIAETqX7/VRFNl3B8OTBxK3Aoc88a1RCgzHb:HvuspIoGpKwIAppNlxK31CaAY0c

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\class_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\.class	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_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-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000_CLASSES\class_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1964	AcroRd32.exe
1964	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 580	2944	cmd.exe	30
PID 2944 wrote to memory of 580	2944	cmd.exe	30
PID 2944 wrote to memory of 580	2944	cmd.exe	30
PID 580 wrote to memory of 1964	580	rundll32.exe	31
PID 580 wrote to memory of 1964	580	rundll32.exe	31
PID 580 wrote to memory of 1964	580	rundll32.exe	31
PID 580 wrote to memory of 1964	580	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\a\a\a\d\a.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2944
- 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\a\a\a\d\a.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:580
- - 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\a\a\a\d\a.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1964

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
5a37aad70c96a6543000ef86a60e1c9b

SHA1
3a8421fc2b697fe90da30a5504eeae03601b23b3

SHA256
33bc185b2f0db791350deb04d4eecad2e876bbd1852bf196601390ea5cb08025

SHA512
e92f1f28df8fe33007271c7b01032ea240c6211ea73a2f74336c95d341be561f430c2b4cd38619ee7cf3096a2eae540f4b55a1a5fcb112e0511a2e2effbd2442

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