c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3

Analysis

max time kernel
150s
max time network
168s
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, 03:41

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General

Target

c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe
Size

247KB
MD5

be971bc35fa6da4753c50c5c139cf639
SHA1

57bc50cca76ac01d96c0da58b4e045a5121eb816
SHA256

c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3
SHA512

25d31b237f7c00014b8127c5483200488a60837bed0089b50d290dd2ac09ce51be98b2529046116c99712ee82096eef34883247216d5a2403005997c35b68d5f
SSDEEP

6144:Omv+KyQrSOytJhmq4sJjzbc9GE2r4/Bl/UPd:B+KyQmpCqBVU9Gh0Bl/U

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-1-5-21-919254492-3979293997-764407192-1000\Control Panel\International\Geo\Nation	c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3572	2744	WerFault.exe	72

Kills process with taskkill 1 IoCs

evasion

pid	Process
3844	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3844	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 1076	2744	c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe	94
PID 2744 wrote to memory of 1076	2744	c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe	94
PID 2744 wrote to memory of 1076	2744	c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe	94
PID 1076 wrote to memory of 3844	1076	cmd.exe	98
PID 1076 wrote to memory of 3844	1076	cmd.exe	98
PID 1076 wrote to memory of 3844	1076	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe
"C:\Users\Admin\AppData\Local\Temp\c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1076
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "c656cfce42f8af35358b0ca2d991014674e12ab1f595caed8b490ef09bc093f3.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3844
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 1716
  2⤵
  - Program crash
  PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2744 -ip 2744
1⤵
PID:5064

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

Replay Monitor

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Downloads

memory/2744-0-0x0000000002190000-0x00000000021B4000-memory.dmp

Filesize
144KB

Download
memory/2744-1-0x00000000021C0000-0x00000000021FE000-memory.dmp

Filesize
248KB

Download
memory/2744-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2744-3-0x0000000002190000-0x00000000021B4000-memory.dmp

Filesize
144KB

Download
memory/2744-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2744-5-0x00000000021C0000-0x00000000021FE000-memory.dmp

Filesize
248KB

Download
memory/2744-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download