4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 18:52

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General

Target

4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe
Size

199KB
MD5

8417e9497e2ceb0e937737fb9dfd1fde
SHA1

5633c4925912eab544ba9d6c4146726fea3485ac
SHA256

4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248
SHA512

fe444170105acced8fe28e19487cd71ce371674cb4592a29d3d865b910b34d7cc6eb15c488a22947b969a9029b887e9d88d2f72d0629c4af9e051fa0a311ae29
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOE:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXx

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-1-5-21-1574508946-349927670-1185736483-1000\Control Panel\International\Geo\Nation	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe

Executes dropped EXE 1 IoCs

pid	Process
3708	igkhost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\igkhost.exe	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe
File opened for modification	C:\Windows\Debug\igkhost.exe	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	igkhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	igkhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3284	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3284 wrote to memory of 3640	3284	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe	84
PID 3284 wrote to memory of 3640	3284	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe	84
PID 3284 wrote to memory of 3640	3284	4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe	84

C:\Users\Admin\AppData\Local\Temp\4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe
"C:\Users\Admin\AppData\Local\Temp\4a59f6c452172dd8e0c627d00a7f07aa1e8e30cdc7293721d7c02a8810b60248.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3284
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\4A59F6~1.EXE > nul
  2⤵
  PID:3640

C:\Windows\Debug\igkhost.exe
C:\Windows\Debug\igkhost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:3708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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:\Windows\Debug\igkhost.exe

Filesize
199KB

MD5
f2f85ced39e3aa61f725d6af0706203f

SHA1
22e863d1c8701e1008ff92f88fba16aeffac7cce

SHA256
2aeb72e316e19e15288e5d4f44c80d1ec1cfd1b2ae9c2839685d826654cb92e1

SHA512
bd1c6c4f8813599cce786e936a180aed39bf8158d01aa7fdb6b0b46d3fb088edced5ca0d12ee56a2617a12610c5032f494faba4c4e0241ac8410d2c623433982

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C:\Windows\debug\igkhost.exe

Filesize
199KB

MD5
f2f85ced39e3aa61f725d6af0706203f

SHA1
22e863d1c8701e1008ff92f88fba16aeffac7cce

SHA256
2aeb72e316e19e15288e5d4f44c80d1ec1cfd1b2ae9c2839685d826654cb92e1

SHA512
bd1c6c4f8813599cce786e936a180aed39bf8158d01aa7fdb6b0b46d3fb088edced5ca0d12ee56a2617a12610c5032f494faba4c4e0241ac8410d2c623433982

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads