a9cd3d966d453afd424d9ac54df414b80073bb51d249f4089185976fb316e254

Resubmissions

31-03-2023 14:59

230331-scyprscb61 7

Analysis

max time kernel
44s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2023 14:59

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General

Target

MEMZ 3.0/MEMZ.exe
Size

12KB
MD5

a7bcf7ea8e9f3f36ebfb85b823e39d91
SHA1

761168201520c199dba68add3a607922d8d4a86e
SHA256

3ff64f10603f0330fa2386ff99471ca789391ace969bd0ec1c1b8ce1b4a6db42
SHA512

89923b669d31e590189fd06619bf27e47c5a47e82be6ae71fdb1b9b3b30b06fb7ca8ffed6d5c41ac410a367f2eb07589291e95a2644877d6bffd52775a5b1523
SSDEEP

192:HMDLTxWDf/pl3cIEiwqZKBktLe3P+qf2jhP6B5b2yL3:H4IDH3cIqqvUWq+jhyT2yL

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

MEMZ.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation MEMZ.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation	MEMZ.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

MEMZ.exe

description	pid	process	target process
PID 3704 wrote to memory of 2888	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 2888	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 2888	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 4728	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 4728	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 4728	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 392	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 392	3704	MEMZ.exe	MEMZ.exe
PID 3704 wrote to memory of 392	3704	MEMZ.exe	MEMZ.exe

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3704

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe" /watchdog
2⤵
PID:2888

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe" /watchdog
2⤵
PID:4728

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe" /watchdog
2⤵
PID:392

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe" /watchdog
2⤵
PID:4652

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe" /watchdog
2⤵
PID:1696

C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe
"C:\Users\Admin\AppData\Local\Temp\MEMZ 3.0\MEMZ.exe" /main
2⤵
PID:1672

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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