6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24

Analysis

max time kernel
198s
max time network
211s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 18:58

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General

Target

6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe
Size

64KB
MD5

58b3841e1328852d18057a104a509a60
SHA1

28b38e7e5b51ca5a0a322fe0aa254c4f1fbf0dfb
SHA256

6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24
SHA512

ef5e2ca99a5d3ee7d88472387bced54186078fd85026c04a07bb2f7be1395121882b00fc2c0df5c7b02d8e7f35c0da438552b9d3f10e741f381dbb00eec0069a
SSDEEP

1536:khVdbbu4f2k0iM8RiQOcDh7Rg1otiV0BPUfeMebZJ:CG4+NWOcFO0qfeTJ

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:

6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

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

System Information Discovery
T1082
Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery
T1057

Processes:

tasklist.exe

pid process

4628 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 4628 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

pid process

1700 6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

pid	process
4628	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	4628	tasklist.exe

pid	process
1700	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.execmd.exe

description	pid	process	target process
PID 1700 wrote to memory of 3372	1700	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe	cmd.exe
PID 1700 wrote to memory of 3372	1700	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe	cmd.exe
PID 1700 wrote to memory of 3372	1700	6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe	cmd.exe
PID 3372 wrote to memory of 4628	3372	cmd.exe	tasklist.exe
PID 3372 wrote to memory of 4628	3372	cmd.exe	tasklist.exe
PID 3372 wrote to memory of 4628	3372	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe
"C:\Users\Admin\AppData\Local\Temp\6727f65c17cb0f91d4bd52ba1174df3c16c4dc04fc04ddc420bb1bd8263e9e24.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del 6727f65c17cb0f91d4bd52ba1174df3c16
2⤵
- Suspicious use of WriteProcessMemory
PID:3372

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:4628

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3372-134-0x0000000000000000-mapping.dmp

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memory/4628-135-0x0000000000000000-mapping.dmp

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