Analysis
-
max time kernel
262s -
max time network
264s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
16-03-2023 06:36
Static task
static1
Behavioral task
behavioral1
Sample
click.wsf
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
click.wsf
Resource
win10v2004-20230220-en
General
-
Target
click.wsf
-
Size
61KB
-
MD5
45282862aeb428ffb5d4986704a8f4d5
-
SHA1
fa2b0a82f3ca6bc7c00704556c9494b303613972
-
SHA256
af0c7d355bb6a495d038fd05217209054107d31aa6199c491b74ae3d24b11c7e
-
SHA512
db6457af502f45665ce4cc6573c5746607d8ffc661f0dcb224beceed93886f6c6194561cacc0efa543f0b2f62db976742f42c6c8102c5b11b65329757110b1db
-
SSDEEP
768:6hKs7p4MAPEQbhh/8avllsFEaN3K19Z5zkzCIi5:6L7p4MafVLYEaN3K19ZWzCn5
Malware Config
Extracted
emotet
Epoch5
103.85.95.4:8080
103.224.241.74:8080
178.238.225.252:8080
37.59.103.148:8080
78.47.204.80:443
138.197.14.67:8080
128.199.242.164:8080
54.37.228.122:443
37.44.244.177:8080
139.59.80.108:8080
218.38.121.17:443
82.98.180.154:7080
114.79.130.68:443
159.65.135.222:7080
174.138.33.49:7080
195.77.239.39:8080
193.194.92.175:443
198.199.70.22:8080
85.214.67.203:8080
93.84.115.205:7080
186.250.48.5:443
46.101.98.60:8080
160.16.143.191:8080
64.227.55.231:8080
175.126.176.79:8080
85.25.120.45:8080
178.62.112.199:8080
185.148.169.10:8080
128.199.217.206:443
103.41.204.169:8080
209.239.112.82:8080
202.28.34.99:8080
139.196.72.155:8080
87.106.97.83:7080
93.104.209.107:8080
104.244.79.94:443
115.178.55.22:80
83.229.80.93:8080
103.254.12.236:7080
62.171.178.147:8080
Signatures
-
Blocklisted process makes network request 1 IoCs
Processes:
WScript.exeflow pid process 4 812 WScript.exe -
Downloads MZ/PE file
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
WScript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation WScript.exe -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2376 regsvr32.exe 2252 regsvr32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XuAoM.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\MyRwGklBwik\\XuAoM.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 4 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2376 regsvr32.exe 2376 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WScript.exeregsvr32.exedescription pid process target process PID 812 wrote to memory of 2376 812 WScript.exe regsvr32.exe PID 812 wrote to memory of 2376 812 WScript.exe regsvr32.exe PID 2376 wrote to memory of 2252 2376 regsvr32.exe regsvr32.exe PID 2376 wrote to memory of 2252 2376 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\click.wsf"1⤵
- Blocklisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" "C:\Users\Admin\AppData\Local\Temp\radE45E8.tmp.dll"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\MyRwGklBwik\XuAoM.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\radE45E8.tmp.dllFilesize
300KB
MD527c6e6bc4b46148fb4dcc6a6a9346914
SHA1065d7e71a66ef077b07ea28d7e26b07ea5a26c86
SHA256aa57889a91be96c5b5cae185792f5ad76eb5248abb66344a740266a1c297cfd7
SHA5123b50da2b20c50c07d9ad916623ee9da5455f2724567a171943959226dee18bc359de10f0638a34b50c51ba7e539f4845167f52b9f083966dd8a3f3a3454bba26
-
C:\Users\Admin\AppData\Local\Temp\radE45E8.tmp.dllFilesize
300KB
MD527c6e6bc4b46148fb4dcc6a6a9346914
SHA1065d7e71a66ef077b07ea28d7e26b07ea5a26c86
SHA256aa57889a91be96c5b5cae185792f5ad76eb5248abb66344a740266a1c297cfd7
SHA5123b50da2b20c50c07d9ad916623ee9da5455f2724567a171943959226dee18bc359de10f0638a34b50c51ba7e539f4845167f52b9f083966dd8a3f3a3454bba26
-
C:\Windows\System32\MyRwGklBwik\XuAoM.dllFilesize
300KB
MD527c6e6bc4b46148fb4dcc6a6a9346914
SHA1065d7e71a66ef077b07ea28d7e26b07ea5a26c86
SHA256aa57889a91be96c5b5cae185792f5ad76eb5248abb66344a740266a1c297cfd7
SHA5123b50da2b20c50c07d9ad916623ee9da5455f2724567a171943959226dee18bc359de10f0638a34b50c51ba7e539f4845167f52b9f083966dd8a3f3a3454bba26
-
memory/2376-136-0x0000000001440000-0x000000000146C000-memory.dmpFilesize
176KB
-
memory/2376-139-0x0000000001350000-0x0000000001351000-memory.dmpFilesize
4KB