57f487f0d8eddd22ea6c42f697c612d3969e8cba20925cb72a1b8568b67b3003

Analysis

max time kernel
2s
max time network
4s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
15/06/2024, 00:40

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General

Target

CrystalUPDATED.rar
Size

11.5MB
MD5

c4c793cef987e26464a0e2175bad3a4d
SHA1

ea9951d2d76a9435f13a5d5032ba6abf6c4d10da
SHA256

57f487f0d8eddd22ea6c42f697c612d3969e8cba20925cb72a1b8568b67b3003
SHA512

23ab84985bc9fb40655f6fb0ecb7eb48f133be4c4be83ccb52fff35225de47aadb6a394a027cfc7ec370e5c9a234f38e04e2c246443d161e40405719381174f6
SSDEEP

196608:ozhyrqZFHiXs4opYKvXUnIaR7tDzZq2cZSCfPwMUlAc4xN/jnAUN9AxIfg+HM+aX:KIrqHj4opZvYIaRpVq+Cn72AjN7nAUvO

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_Classes\Local Settings	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2708	2124	cmd.exe	29
PID 2124 wrote to memory of 2708	2124	cmd.exe	29
PID 2124 wrote to memory of 2708	2124	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CrystalUPDATED.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\CrystalUPDATED.rar
  2⤵
  - Modifies registry class
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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