64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 16:35

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General

Target

64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe
Size

194KB
MD5

819b6bf6ed6aac52b504dfbc473ef1b9
SHA1

9272b380835e1d7087f6b20ab558a80b07f61c68
SHA256

64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004
SHA512

36d6e660cb4cbfbdf97ad7e0066101faf53618be9b8978da90ef6081a3d41a77bf4fc10d59e8184277675d690a659a35a525b0707af76760b524c84f47dad5c6
SSDEEP

6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOv:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXX6

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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe

Executes dropped EXE 1 IoCs

pid	Process
1508	cwshost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Debug\cwshost.exe	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe
File opened for modification	C:\Windows\Debug\cwshost.exe	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	cwshost.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	cwshost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4796	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 2520	4796	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe	97
PID 4796 wrote to memory of 2520	4796	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe	97
PID 4796 wrote to memory of 2520	4796	64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe	97

C:\Users\Admin\AppData\Local\Temp\64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe
"C:\Users\Admin\AppData\Local\Temp\64fafe82b69c821735041ca2841d3592d9dd6d3837d363c90c027c972f2a4004.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4796
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\64FAFE~1.EXE > nul
  2⤵
  PID:2520

C:\Windows\Debug\cwshost.exe
C:\Windows\Debug\cwshost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:1508

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\cwshost.exe

Filesize
195KB

MD5
44982b1818c4435e20183bce33619e13

SHA1
37b61a166c63fa394fe543a536a75f78131e714e

SHA256
77c5eea8853e7930329b3372509b8aa04da74cc54d77ad082724cfc84079c2f2

SHA512
7f4f82b6d43bcc0f160acf52525a1aeeb889d317384fde2bf908be22c93c77beec151d20b613ab2406d5954d6693285a3db3688a8c0ad065fe7891107a76261d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads