337b9f5f13ee874ebe70fd5468725b638eb7b62c4f8c91a6e2a7deab8f5edbb6

Analysis

max time kernel
75s
max time network
15s
platform
windows7_x64
resource
win7-en-20210920
submitted
02/10/2021, 15:59

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General

Target
5ce78e6071a3d4398df69c1812a979b9.exe
Size 347KB
Sample211002-te38psefcl
SHA256 337b9f5f13ee874ebe70fd5468725b638eb7b62c4f8c91a6e2a7deab8f5edbb6
MD5 5ce78e6071a3d4398df69c1812a979b9
SHA1 9794286bcc437147a847a0ae0e9b6c53c6321ca6
SHA512 2e4a4114bcd04d6b6ddeeaefea11d214f57b7efa74d87f73022bd0e552b3c25a07991952781a622492ab79048d1d74fddcf847720765de73973b407778fa18cb
MD5 SHA1 SHA512

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2024	cmd.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5ce78e6071a3d4398df69c1812a979b9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	5ce78e6071a3d4398df69c1812a979b9.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1592	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 2024	1044	5ce78e6071a3d4398df69c1812a979b9.exe	27
PID 1044 wrote to memory of 2024	1044	5ce78e6071a3d4398df69c1812a979b9.exe	27
PID 1044 wrote to memory of 2024	1044	5ce78e6071a3d4398df69c1812a979b9.exe	27
PID 1044 wrote to memory of 2024	1044	5ce78e6071a3d4398df69c1812a979b9.exe	27
PID 2024 wrote to memory of 1592	2024	cmd.exe	29
PID 2024 wrote to memory of 1592	2024	cmd.exe	29
PID 2024 wrote to memory of 1592	2024	cmd.exe	29
PID 2024 wrote to memory of 1592	2024	cmd.exe	29

C:\Users\Admin\AppData\Local\Temp\5ce78e6071a3d4398df69c1812a979b9.exe
"C:\Users\Admin\AppData\Local\Temp\5ce78e6071a3d4398df69c1812a979b9.exe"
1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\LTUMvqsP & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\5ce78e6071a3d4398df69c1812a979b9.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2024
- - C:\Windows\SysWOW64\timeout.exe
    timeout 4
    3⤵
    - Delays execution with timeout.exe
    PID:1592

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1044-54-0x0000000075871000-0x0000000075873000-memory.dmp

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memory/1044-55-0x0000000000220000-0x0000000000266000-memory.dmp

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memory/1044-56-0x0000000000400000-0x0000000000886000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads