Analysis
- max time kernel
186s - max time network
201s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
24/11/2022, 09:46
Static task
static1
Behavioral task
behavioral1
Sample
UAB VISI ATSAKYMAI30000290161120220112162613..js
Resource
win7-20221111-en
windows7-x64
25 signatures
150 seconds
Behavioral task
behavioral2
Sample
UAB VISI ATSAKYMAI30000290161120220112162613..js
Resource
win10v2004-20221111-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target UAB VISI ATSAKYMAI30000290161120220112162613..js
- Size 45KB
- Sample221124-lrmgqaeg24
- SHA256 0075ad3afcd0768928f57844818f6c0765d84d358415075f047346ec119242b0
- MD5 2b4fd5e86969e9a8b56ce60175c15866
- SHA1 0e6890d6be1462aa5576a00ddaac640214e70256
- SHA512 7769908e20121e3e50fea394c16497a99ceae2313af6e7c8bd9952bd8ea8bf0a71aba1fbd47f1462281c91b0db7aa21896413660069b8e413ea8cd65f925f4db
- SSDEEP 768:NZLlAbEuwYu+sN8Ra/4Rm9yLudr3i+ngm6rEZC0Sao4:C4uoNcawo9sUr3i+ngyC0Saj
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
wshrat
C2
-
http://snkcyp.duckdns.org:3369
Signatures
- Blocklisted process makes network request 26 IoCs
flow pid Process 19 3324 wscript.exe 20 2852 wscript.exe 22 3568 wscript.exe 25 3568 wscript.exe 36 2852 wscript.exe 37 3324 wscript.exe 38 3568 wscript.exe 49 3568 wscript.exe 50 3324 wscript.exe 51 2852 wscript.exe 56 3568 wscript.exe 59 3568 wscript.exe 60 3568 wscript.exe 67 2852 wscript.exe 68 3324 wscript.exe 69 3568 wscript.exe 70 3568 wscript.exe 85 3324 wscript.exe 86 2852 wscript.exe 87 3568 wscript.exe 97 3568 wscript.exe 102 3568 wscript.exe 110 3568 wscript.exe 111 3568 wscript.exe 112 3324 wscript.exe 113 2852 wscript.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation wscript.exe Key value queried \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation wscript.exe - Drops startup file 5 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\UAB VISI ATSAKYMAI30000290161120220112162613..js wscript.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mgmTAuaTmT.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mgmTAuaTmT.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\UAB VISI ATSAKYMAI30000290161120220112162613..js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mgmTAuaTmT.js wscript.exe - Adds Run key to start application 2 TTPs 8 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UAB VISI ATSAKYMAI30000290161120220112162613 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\UAB VISI ATSAKYMAI30000290161120220112162613..js\"" wscript.exe Key created \REGISTRY\MACHINE\software\microsoft\windows\currentversion\run wscript.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UAB VISI ATSAKYMAI30000290161120220112162613 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\UAB VISI ATSAKYMAI30000290161120220112162613..js\"" wscript.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\software\microsoft\windows\currentversion\run wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UAB VISI ATSAKYMAI30000290161120220112162613 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\UAB VISI ATSAKYMAI30000290161120220112162613..js\"" wscript.exe Key created \REGISTRY\MACHINE\software\microsoft\windows\currentversion\run wscript.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UAB VISI ATSAKYMAI30000290161120220112162613 = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\UAB VISI ATSAKYMAI30000290161120220112162613..js\"" wscript.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\software\microsoft\windows\currentversion\run wscript.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Script User-Agent 11 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 22 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 49 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 69 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 70 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 97 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 102 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 56 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 59 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 87 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 110 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript HTTP User-Agent header 111 WSHRAT|CEC20621|FXOYPAIQ|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 24/11/2022|JavaScript - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 504 wrote to memory of 3324 504 wscript.exe 83 PID 504 wrote to memory of 3324 504 wscript.exe 83 PID 504 wrote to memory of 3568 504 wscript.exe 84 PID 504 wrote to memory of 3568 504 wscript.exe 84 PID 3568 wrote to memory of 2852 3568 wscript.exe 85 PID 3568 wrote to memory of 2852 3568 wscript.exe 85
Processes
-
C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\UAB VISI ATSAKYMAI30000290161120220112162613..js"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:504 -
C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\mgmTAuaTmT.js"2⤵
- Blocklisted process makes network request
- Drops startup file
PID:3324
-
-
C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\UAB VISI ATSAKYMAI30000290161120220112162613..js"2⤵
- Blocklisted process makes network request
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3568 -
C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\mgmTAuaTmT.js"3⤵
- Blocklisted process makes network request
- Drops startup file
PID:2852
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\UAB VISI ATSAKYMAI30000290161120220112162613..js
- Size 45KB
- SHA256 0075ad3afcd0768928f57844818f6c0765d84d358415075f047346ec119242b0
- MD5 2b4fd5e86969e9a8b56ce60175c15866
- SHA1 0e6890d6be1462aa5576a00ddaac640214e70256
- SHA512 7769908e20121e3e50fea394c16497a99ceae2313af6e7c8bd9952bd8ea8bf0a71aba1fbd47f1462281c91b0db7aa21896413660069b8e413ea8cd65f925f4db
- SSDEEP 768:NZLlAbEuwYu+sN8Ra/4Rm9yLudr3i+ngm6rEZC0Sao4:C4uoNcawo9sUr3i+ngyC0Saj
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mgmTAuaTmT.js
- Size 8KB
- SHA256 0aabf186522f4c8154c13f1a2c55ef0705de899f70f3e6261ac9816aaa39756b
- MD5 94dd9e1490caedd9dddf727c42c773f1
- SHA1 8f65feb0c94185d5b514053851f2849956f2e5f7
- SHA512 741f8c8814715c3459aa8c735623db5daefc4943d2effec94edf39535f530dc8597ad0c9b5dc5a91a0527e9130cad22ec56cd3736213a98764dc27d22ce2ffab
- SSDEEP 96:NIwPFJAlt+ctwa+RIb+rhyywyE4aWUWFs5Uwd1HaFpBW1jHqnJ4R2LPE+/1R2CLC:NZXbP5QWFFsVL6cUJvo+lOR6nHSsA
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\UAB VISI ATSAKYMAI30000290161120220112162613..js
- Size 45KB
- SHA256 0075ad3afcd0768928f57844818f6c0765d84d358415075f047346ec119242b0
- MD5 2b4fd5e86969e9a8b56ce60175c15866
- SHA1 0e6890d6be1462aa5576a00ddaac640214e70256
- SHA512 7769908e20121e3e50fea394c16497a99ceae2313af6e7c8bd9952bd8ea8bf0a71aba1fbd47f1462281c91b0db7aa21896413660069b8e413ea8cd65f925f4db
- SSDEEP 768:NZLlAbEuwYu+sN8Ra/4Rm9yLudr3i+ngm6rEZC0Sao4:C4uoNcawo9sUr3i+ngyC0Saj
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\mgmTAuaTmT.js
- Size 8KB
- SHA256 0aabf186522f4c8154c13f1a2c55ef0705de899f70f3e6261ac9816aaa39756b
- MD5 94dd9e1490caedd9dddf727c42c773f1
- SHA1 8f65feb0c94185d5b514053851f2849956f2e5f7
- SHA512 741f8c8814715c3459aa8c735623db5daefc4943d2effec94edf39535f530dc8597ad0c9b5dc5a91a0527e9130cad22ec56cd3736213a98764dc27d22ce2ffab
- SSDEEP 96:NIwPFJAlt+ctwa+RIb+rhyywyE4aWUWFs5Uwd1HaFpBW1jHqnJ4R2LPE+/1R2CLC:NZXbP5QWFFsVL6cUJvo+lOR6nHSsA
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\mgmTAuaTmT.js
- Size 8KB
- SHA256 0aabf186522f4c8154c13f1a2c55ef0705de899f70f3e6261ac9816aaa39756b
- MD5 94dd9e1490caedd9dddf727c42c773f1
- SHA1 8f65feb0c94185d5b514053851f2849956f2e5f7
- SHA512 741f8c8814715c3459aa8c735623db5daefc4943d2effec94edf39535f530dc8597ad0c9b5dc5a91a0527e9130cad22ec56cd3736213a98764dc27d22ce2ffab
- SSDEEP 96:NIwPFJAlt+ctwa+RIb+rhyywyE4aWUWFs5Uwd1HaFpBW1jHqnJ4R2LPE+/1R2CLC:NZXbP5QWFFsVL6cUJvo+lOR6nHSsA
- MD5 SHA1 SHA512 SSDEEP