b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5

Analysis

max time kernel
154s
max time network
192s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 13:25

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General

Target

b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe
Size

79KB
MD5

d1d12eed486f943fb15ea04da63be9e9
SHA1

b6b365a0f04bddeabe2cdb0879c76e972602f933
SHA256

b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5
SHA512

db7aae4cbe3b70c9e397b6b909f34e65bc58425d0dacc6264481155d48337329eaeebafc5df8b139ff5d4a1b0608b97f3236158bebb34f94af159588b31b771d
SSDEEP

1536:hKoYJ/VnGgXqkwk885iXMmX5zGpY8A24xk6p:MoyVGZD8IMm6J4xk

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe

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

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 396	4412	b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe	83
PID 4412 wrote to memory of 396	4412	b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe	83
PID 4412 wrote to memory of 396	4412	b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe	83

C:\Users\Admin\AppData\Local\Temp\b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe
"C:\Users\Admin\AppData\Local\Temp\b577f7aa19e0d720515e2e187c229975dbda637689ef9d30f3c94281473672e5.exe"
1⤵
- Checks computer location settings
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:4412
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Tqz..bat" > nul 2> nul
  2⤵
  PID:396

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Tqz..bat

Filesize
274B

MD5
6f2a6a52f6d482410094a735671b8a58

SHA1
526cb15ee7f6b090d8869e1c3d02894cb0a34c27

SHA256
3d6f823f45099fd4b6c1aabe6c2c6de02c6dd35f18b449d6590d1e36d8c756b0

SHA512
602736a7f1db164651e6ac2ee9ffe436814a6d9bc71de2ca349d2bfff781406671ba713581d9cf9838561b2a2ce592c9175a5e907e0d71f16c0d25a0dffe7a9e

Download Submit
memory/4412-132-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4412-134-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads