a0d69f37d3ba0dc95cb0f3eaa9975a1ff418890a68c6393b3a9d2e7634d1b00b

Resubmissions

13/01/2025, 06:07

250113-gvkebasjeq 7

13/01/2025, 06:00

250113-gqadjs1qhr 7

13/01/2025, 05:49

250113-gh1krs1ndr 7

13/01/2025, 05:36

250113-galfwa1kdl 7

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/01/2025, 05:36

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General

Target

Shared/lssyscat.dat
Size

1.0MB
MD5

8079e21b5980d3089761d2366d1c0828
SHA1

77d8430339e0d384a50064697846c8f818f0176c
SHA256

7cb429032be391e6f01065bb772aaf00f979ce7f1766b71d541fa53c58988f27
SHA512

96cb7f455fb567ba5a4e1cb019114d0680fcd338b78d6ed0a2cdd442809d4611cf46bfa95be39e0657b245a1e8c5913d21c53b1f35ee035d4b98af6b51657438
SSDEEP

6144:4uubPKb5VM8Jyg2T/XcwNOwBfZpM2+k2+E2NzzSJrNtdMBbHmT02Jh2vfRYA8hI9:4uubSPrZM

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 2932	1928	cmd.exe	31
PID 1928 wrote to memory of 2932	1928	cmd.exe	31
PID 1928 wrote to memory of 2932	1928	cmd.exe	31
PID 2932 wrote to memory of 2800	2932	rundll32.exe	32
PID 2932 wrote to memory of 2800	2932	rundll32.exe	32
PID 2932 wrote to memory of 2800	2932	rundll32.exe	32
PID 2932 wrote to memory of 2800	2932	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Shared\lssyscat.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Shared\lssyscat.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2932
- - 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\Shared\lssyscat.dat"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2800

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

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Downloads

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

Filesize
3KB

MD5
b96a6343b3160757d82542e07cf6ad1e

SHA1
5b53d6e0e0b6726a921a73a91326c261c08afef8

SHA256
b699caa9c9cf9c71dcde424bbd091d4cdbe8a9825a9491b62898ba55b1f02df8

SHA512
ac4d91f2fbc491a4ef1bd01dc31ada700615ebfa4b9be4fe34638b81834d7dc653253ff6aa3ad6b6fabcbc56d8101a38d439a7658eb438a2cd0e5ba6ff724a1d

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