a7720638aee803b36ede0135b593d476a86706174e2b2657975cc631e4368ff2

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25-04-2024 10:55

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General

Target

Secured.rar
Size

739KB
MD5

ef56c7500fa4341f60af74e8d81022c4
SHA1

67e072fa9cf296e4e2547e167444e3d667df9918
SHA256

a7720638aee803b36ede0135b593d476a86706174e2b2657975cc631e4368ff2
SHA512

90c8aa0b9b8b4faa52d300d24976f31d1285d3dfed446416d7da442b192264ead3ab97e64edb100df0b560b6dcd01f66671d24be3587bda3fef98d1b5d034eb9
SSDEEP

12288:YqlwtcEQtnhBQN8ud/p17/B2DpjJ92Ycp8oYuZUWqB265UlktJ02Algzre2Vlx8T:3+iEWnhBMTvjB2DpjzQ9UWCUkX8F27xC

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

rundll32.exe

pid process

3012 rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe

pid	process
3012	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

cmd.exe

description	pid	process	target process
PID 1684 wrote to memory of 3012	1684	cmd.exe	rundll32.exe
PID 1684 wrote to memory of 3012	1684	cmd.exe	rundll32.exe
PID 1684 wrote to memory of 3012	1684	cmd.exe	rundll32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Secured.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:1684

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Secured.rar
2⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
PID:3012

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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