c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814

Analysis

max time kernel
91s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2022, 20:38

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General

Target

c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe
Size

53KB
MD5

85018385b548dcdeb9be5fe4579bac57
SHA1

0825b5556665318205ca893f7ba3a8af21d9d6b4
SHA256

c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814
SHA512

d5810a275bcff8f23f431620241c5d29af24efd4eecc2965aacb4eee1e042f17544f5ebc3abf5c9b7811066c83fafe66bbf3aa161cbc33b2382d64f1f5af4fa6
SSDEEP

768:uJChTypVTFylNCQKowZS4E6SynTruH712N3b4wFBOV1mJt6oRZPJW2q5Q/2wRl:uAhTyTTFQNC13U4rtnDb4tmJ8AJq4n

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 2740	5076	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe	84
PID 5076 wrote to memory of 2740	5076	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe	84
PID 5076 wrote to memory of 2740	5076	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe	84
PID 5076 wrote to memory of 3032	5076	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe	85
PID 5076 wrote to memory of 3032	5076	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe	85
PID 5076 wrote to memory of 3032	5076	c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe	85

C:\Users\Admin\AppData\Local\Temp\c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe
"C:\Users\Admin\AppData\Local\Temp\c52a1bb3441ab330463da4dcb34d96eb5e472fea9e3fb0e6cf75c7c28a23e814.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\newsetup.vbs"
  2⤵
  PID:2740
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\1.vbs"
  2⤵
  PID:3032

Network

MITRE ATT&CK Enterprise v6

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

C:\newsetup.vbs

Filesize
651B

MD5
4736e7158c27f244482f5a614b9dbdae

SHA1
d3a0e95a81e9e3ec95cfd596b25749a0e24e27b9

SHA256
b8229bc8d6b0013858fb9599cb510afa4566a439164b2c7444c449540a124acc

SHA512
cebf895dd3ec3822c42b78bac49c685b063cb5afcbcfb3850b073cb118d086c5fa75ec50b6e73d90e14f2c6b595752ad87910b8cf27378424d72a9ea309bf824

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