dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d

Analysis

max time kernel
91s
max time network
128s
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

dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe
Size

74KB
MD5

184904113a39943bcbe328168c084e10
SHA1

be9ede0565962e78fc9e92a274d12672f5dae473
SHA256

dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d
SHA512

5cde9298c546cfee5609f9c8e65475ff24c1b212eea10f6299cd46b7864878bdf434635aedebb8194b445535f3b6b7436be9bfb7927ff68d592959006d7b7e70
SSDEEP

1536:2Ik8+jsec8YstoiZI1CXt8bVuOhllEJaWOTaIKbOZGM/Zup8:Rk3JJZIktMVueEJa3TiCZGMxup8

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

Processes:

dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

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:

dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

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

System Information Discovery
T1082
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

ipconfig.exe

pid process

4824 ipconfig.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

pid process

4848 dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

pid	process
4824	ipconfig.exe

pid	process
4848	dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe

description	pid	process	target process
PID 4848 wrote to memory of 4824	4848	dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe	ipconfig.exe
PID 4848 wrote to memory of 4824	4848	dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe	ipconfig.exe
PID 4848 wrote to memory of 4824	4848	dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe	ipconfig.exe

C:\Users\Admin\AppData\Local\Temp\dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe
"C:\Users\Admin\AppData\Local\Temp\dc6cd88ae96d8a2e4bc5bb8e3e7d8f1228ca7f43f1df5d0decdebb4d70b5695d.exe"
1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4848

C:\Windows\SysWOW64\ipconfig.exe
"C:\Windows\system32\ipconfig.exe" /flushdns
2⤵
- Gathers network information
PID:4824

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

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

memory/4824-135-0x0000000000000000-mapping.dmp

Download
memory/4848-132-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

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