b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406

Analysis

max time kernel
105s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 16:56

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General

Target

b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe
Size

100KB
MD5

4326e725f8f38357b4880829d05fe0a0
SHA1

3f04d0ecd2584bd4ec792478a5a056bdda1a93b7
SHA256

b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406
SHA512

91e049302044f0352ec3711221e44f390787173fd30c6c1062217b6473acb169f29beba53f1dcf22628b438207d3bae06a73fcfc5ea4be3122df216dd4913e87
SSDEEP

1536:3LuJzSFivWgCTESNX0ksS+wfPHunFl8D1Bq:KpuivWgCTPY8D1

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:

b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.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:

b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.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

2916 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 2916 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe

pid process

4840 b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe

pid	process
2916	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	2916	tasklist.exe

pid	process
4840	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.execmd.exe

description	pid	process	target process
PID 4840 wrote to memory of 4744	4840	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe	cmd.exe
PID 4840 wrote to memory of 4744	4840	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe	cmd.exe
PID 4840 wrote to memory of 4744	4840	b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe	cmd.exe
PID 4744 wrote to memory of 2916	4744	cmd.exe	tasklist.exe
PID 4744 wrote to memory of 2916	4744	cmd.exe	tasklist.exe
PID 4744 wrote to memory of 2916	4744	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe
"C:\Users\Admin\AppData\Local\Temp\b2d60de6b6d7a883377107f381048ff52b968e517947cff7d3941b74cca16406.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4840

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del b2d60de6b6d7a883377107f381048ff52b
2⤵
- Suspicious use of WriteProcessMemory
PID:4744

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2916

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/2916-135-0x0000000000000000-mapping.dmp

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memory/4744-134-0x0000000000000000-mapping.dmp

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