73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2

Analysis

max time kernel
54s
max time network
65s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
22-03-2023 23:08

Target

73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2.vbs
Size

89KB
MD5

7559f0ff4f7e58ed031fe0b4438f4c57
SHA1

e2225573a8877c057319e10029fd85b0a51375a8
SHA256

73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2
SHA512

252d0a52c3b7bca5ea56a14c7ad1e27967b03e3dccfc3b8d79b8e1c474ed625937719af314e74f62583c708b45b937091e8fae7f1e40e56bf261d0f839f94e4a
SSDEEP

384:6/EHPbchpdLrwUkRI8K5mAX3E53EnoUyd4989GgFWfYyLxgaHxixxOD/n3FiSf+y:6/EKr9ka8yZrgGayLpbng5s6n96

Score

8^/10

Blocklisted process makes network request 7 IoCs

Processes:

wscript.exe

flow pid process

2 4136 wscript.exe
4 4136 wscript.exe
6 4136 wscript.exe
8 4136 wscript.exe
10 4136 wscript.exe
12 4136 wscript.exe
14 4136 wscript.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Script User-Agent 7 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	10	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	12	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	14	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	4	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 1616 wrote to memory of 4136	1616	WScript.exe	wscript.exe
PID 1616 wrote to memory of 4136	1616	WScript.exe	wscript.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\73527befbcc1ec6716003fc875d578c40e3dfe619349ff288008bab33c90e5d2.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //E:vbscript C:\Users\Admin\AppData\Local\Temp\rad6475CB540darrad4ADA49FE5dar.txt
  2⤵
  - Blocklisted process makes network request
  PID:4136

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Users\Admin\AppData\Local\Temp\rad2FDCE.tmp.zip

Filesize
10B

MD5
7605968e79d0ca095ab1231486d2b814

SHA1
a007b420d19ceefa840f0373e050e3b51a4ab480

SHA256
493fda53120050f85836032324409be6c6484f90a0755ae0c6a673ba7626818b

SHA512
769249da7ed6c6bf5671bbc2371a6453b433226ceb8c4c2aa3604000d66647bcec83dee1ab64c0262fa40f923d77e23bad2c47274d339effc51d904ce77072a6

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C:\Users\Admin\AppData\Local\Temp\rad6475CB540darrad4ADA49FE5dar.txt

Filesize
61KB

MD5
958eb4fa0bfca295216cd6027977fcb8

SHA1
0bc88fb4229a73152b2c33750dd5b5be52fcf287

SHA256
9b32ca5d8a34ae2351bc68500fb6929468c42d0ddda53fba5676410beab6d498

SHA512
4e4e2d84ce82eaa222180e86a2feaa7fdb19108d227ca922c69d30e30ef1ed463c41d540c25f604edd04be86f8490ae8570d2b67a97e0f9f45d048954d32787f

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