Analysis Overview
SHA256
434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7
Threat Level: Known bad
The file 434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7 was found to be: Known bad.
Malicious Activity Summary
Stealc
Detect Vidar Stealer
Vidar
Downloads MZ/PE file
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Checks computer location settings
Executes dropped EXE
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-12 21:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-12 21:30
Reported
2024-06-12 21:33
Platform
win10v2004-20240611-en
Max time kernel
133s
Max time network
127s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 908 set thread context of 1356 | N/A | C:\Users\Admin\AppData\Local\Temp\434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7.exe | C:\Users\Admin\AppData\Local\Temp\katE639.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE639.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7.exe
"C:\Users\Admin\AppData\Local\Temp\434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7.exe"
C:\Users\Admin\AppData\Local\Temp\katE639.tmp
C:\Users\Admin\AppData\Local\Temp\katE639.tmp
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3060,i,3595107284059830391,18018199024659337217,262144 --variations-seed-version --mojo-platform-channel-handle=4052 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --field-trial-handle=3612,i,3595107284059830391,18018199024659337217,262144 --variations-seed-version --mojo-platform-channel-handle=3416 /prefetch:3
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\katE639.tmp" & rd /s /q "C:\ProgramData\FCFBFHIEBKJK" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| NL | 23.62.61.184:443 | www.bing.com | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| US | 8.8.8.8:53 | 184.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 244.235.13.49.in-addr.arpa | udp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/908-0-0x00000000024B0000-0x00000000024B1000-memory.dmp
memory/908-2-0x0000000002AD0000-0x0000000002BE0000-memory.dmp
memory/1356-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\katE639.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1356-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/908-10-0x0000000000400000-0x0000000000629000-memory.dmp
memory/1356-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-14-0x0000000023AF0000-0x0000000023D4F000-memory.dmp
memory/1356-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-32-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-48-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
| MD5 | d751713988987e9331980363e24189ce |
| SHA1 | 97d170e1550eee4afc0af065b78cda302a97674c |
| SHA256 | 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945 |
| SHA512 | b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af |
memory/1356-55-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-66-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-67-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1356-70-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
| MD5 | 20d4b8fa017a12a108c87f540836e250 |
| SHA1 | 1ac617fac131262b6d3ce1f52f5907e31d5f6f00 |
| SHA256 | 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d |
| SHA512 | 507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-12 21:30
Reported
2024-06-12 21:33
Platform
win11-20240611-en
Max time kernel
90s
Max time network
123s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3712 set thread context of 3340 | N/A | C:\Users\Admin\AppData\Local\Temp\434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7.exe | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7.exe
"C:\Users\Admin\AppData\Local\Temp\434f86807717375db754317362f8d5cc82aa81b19cf9b445b79d130170d3cad7.exe"
C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp
C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp" & rd /s /q "C:\ProgramData\HIIIJDAAAAAA" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 36.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | tcp | |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
| DE | 49.13.235.244:5432 | 49.13.235.244 | tcp |
Files
memory/3712-0-0x0000000002380000-0x0000000002381000-memory.dmp
memory/3712-2-0x0000000004010000-0x0000000004120000-memory.dmp
memory/3340-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6EB8.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3340-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3712-10-0x0000000000400000-0x0000000000629000-memory.dmp
memory/3340-20-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-21-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-24-0x00000000193D0000-0x000000001962F000-memory.dmp
memory/3340-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-32-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-41-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-58-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-70-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3340-73-0x0000000000400000-0x0000000000648000-memory.dmp