Analysis Overview
SHA256
8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892
Threat Level: Known bad
The file 8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892 was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Delays execution with timeout.exe
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 22:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 22:30
Reported
2024-06-28 22:33
Platform
win11-20240611-en
Max time kernel
146s
Max time network
150s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.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 3040 set thread context of 1040 | N/A | C:\Users\Admin\AppData\Local\Temp\8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892.exe | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat39FC.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\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892.exe
"C:\Users\Admin\AppData\Local\Temp\8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892.exe"
C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp
C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp" & rd /s /q "C:\ProgramData\CAAKFIIDGIEH" & 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 |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.251.201.195.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 207.180.253.128:80 | tea.arpdabl.org | tcp |
Files
memory/3040-0-0x0000000002390000-0x0000000002391000-memory.dmp
memory/3040-2-0x0000000004060000-0x0000000004170000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat39FC.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1040-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3040-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/1040-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-27-0x000000002D120000-0x000000002D37F000-memory.dmp
memory/1040-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-36-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-44-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-61-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-62-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-78-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 22:30
Reported
2024-06-28 22:33
Platform
win10v2004-20240226-en
Max time kernel
136s
Max time network
162s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.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 3696 set thread context of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892.exe | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat2EAC.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\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892.exe
"C:\Users\Admin\AppData\Local\Temp\8439d562bd930244bdbf9a10fa1e623de3730887f1179a32494bcd3ea6300892.exe"
C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp
C:\Users\Admin\AppData\Local\Temp\kat2EAC.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 --no-appcompat-clear --mojo-platform-channel-handle=3692 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /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 --no-appcompat-clear --mojo-platform-channel-handle=3392 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /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\kat2EAC.tmp" & rd /s /q "C:\ProgramData\GCGIDGCGIEGD" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 145.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.249.124.192.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 214.251.201.195.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
| DE | 207.180.253.128:80 | tea.arpdabl.org | tcp |
| US | 8.8.8.8:53 | 128.253.180.207.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 131.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.143.182.52.in-addr.arpa | udp |
Files
memory/3696-0-0x00000000023E0000-0x00000000023E1000-memory.dmp
memory/3696-1-0x0000000004180000-0x0000000004290000-memory.dmp
memory/3276-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat2EAC.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3696-8-0x0000000000400000-0x0000000000635000-memory.dmp
memory/3276-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-26-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-27-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-28-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-30-0x00000000227F0000-0x0000000022A4F000-memory.dmp
memory/3276-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-46-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-62-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-63-0x0000000000400000-0x0000000000648000-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/3276-80-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-81-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3276-82-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
| MD5 | 20d4b8fa017a12a108c87f540836e250 |
| SHA1 | 1ac617fac131262b6d3ce1f52f5907e31d5f6f00 |
| SHA256 | 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d |
| SHA512 | 507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856 |
memory/3276-88-0x0000000000400000-0x0000000000648000-memory.dmp