Analysis Overview
SHA256
495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c
Threat Level: Known bad
The file 495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c was found to be: Known bad.
Malicious Activity Summary
Stealc
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Reads data files stored by FTP clients
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Unsigned PE
Enumerates physical storage devices
Program crash
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-03 12:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-03 12:30
Reported
2024-04-03 12:32
Platform
win10v2004-20240226-en
Max time kernel
144s
Max time network
155s
Command Line
Signatures
Stealc
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\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | 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
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe
"C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe"
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=3224 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:3
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2904 -ip 2904
C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe
"C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 2464
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe
C:\Windows\SysWOW64\PING.EXE
ping 2.2.2.2 -n 1 -w 3000
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=3704 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.26:80 | 185.172.128.26 | tcp |
| US | 8.8.8.8:53 | 26.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| NL | 142.251.39.106:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 216.239.32.29:80 | pki.goog | tcp |
| US | 8.8.8.8:53 | 106.39.251.142.in-addr.arpa | udp |
| DE | 185.172.128.65:80 | 185.172.128.65 | tcp |
| US | 8.8.8.8:53 | 29.32.239.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.128.172.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.66.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.111.86.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 93.65.42.20.in-addr.arpa | udp |
Files
memory/2904-1-0x00000000008E0000-0x00000000009E0000-memory.dmp
memory/2904-2-0x00000000025D0000-0x00000000025F7000-memory.dmp
memory/2904-3-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2904-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/2904-26-0x0000000000400000-0x0000000000866000-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 |
C:\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
C:\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
memory/2904-86-0x0000000000400000-0x0000000000866000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries
| MD5 | 20d4b8fa017a12a108c87f540836e250 |
| SHA1 | 1ac617fac131262b6d3ce1f52f5907e31d5f6f00 |
| SHA256 | 6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d |
| SHA512 | 507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856 |
C:\ProgramData\Are.docx
| MD5 | a33e5b189842c5867f46566bdbf7a095 |
| SHA1 | e1c06359f6a76da90d19e8fd95e79c832edb3196 |
| SHA256 | 5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454 |
| SHA512 | f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b |
memory/2904-100-0x00000000008E0000-0x00000000009E0000-memory.dmp
memory/2904-101-0x00000000025D0000-0x00000000025F7000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\BKJEHCAKFB.exe
| MD5 | fe380780b5c35bd6d54541791151c2be |
| SHA1 | 7fe3a583cf91474c733f85cebf3c857682e269e1 |
| SHA256 | b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53 |
| SHA512 | ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c |
memory/2904-105-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2384-106-0x0000000071E70000-0x0000000072620000-memory.dmp
memory/2384-107-0x0000000000110000-0x0000000000130000-memory.dmp
memory/2904-108-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2384-109-0x0000000002440000-0x0000000002450000-memory.dmp
memory/2384-112-0x0000000071E70000-0x0000000072620000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-03 12:30
Reported
2024-04-03 12:32
Platform
win11-20240221-en
Max time kernel
146s
Max time network
149s
Command Line
Signatures
Stealc
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | 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
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe
"C:\Users\Admin\AppData\Local\Temp\495286cf4a06a306c3774ab6eaa7293c7e3ee8bdd86137474fc914068301233c.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2992 -ip 2992
C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe
"C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 2428
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe
C:\Windows\SysWOW64\PING.EXE
ping 2.2.2.2 -n 1 -w 3000
Network
| Country | Destination | Domain | Proto |
| DE | 185.172.128.26:80 | 185.172.128.26 | tcp |
| US | 8.8.8.8:53 | 26.128.172.185.in-addr.arpa | udp |
| DE | 185.172.128.65:80 | 185.172.128.65 | tcp |
| IE | 52.111.236.23:443 | tcp |
Files
memory/2992-1-0x0000000000BD0000-0x0000000000CD0000-memory.dmp
memory/2992-2-0x00000000026B0000-0x00000000026D7000-memory.dmp
memory/2992-3-0x0000000000400000-0x0000000000866000-memory.dmp
memory/2992-4-0x0000000061E00000-0x0000000061EF3000-memory.dmp
C:\ProgramData\nss3.dll
| MD5 | 1cc453cdf74f31e4d913ff9c10acdde2 |
| SHA1 | 6e85eae544d6e965f15fa5c39700fa7202f3aafe |
| SHA256 | ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5 |
| SHA512 | dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571 |
C:\ProgramData\mozglue.dll
| MD5 | c8fd9be83bc728cc04beffafc2907fe9 |
| SHA1 | 95ab9f701e0024cedfbd312bcfe4e726744c4f2e |
| SHA256 | ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a |
| SHA512 | fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040 |
memory/2992-75-0x0000000000400000-0x0000000000866000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\FHJKKECFIE.exe
| MD5 | fe380780b5c35bd6d54541791151c2be |
| SHA1 | 7fe3a583cf91474c733f85cebf3c857682e269e1 |
| SHA256 | b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53 |
| SHA512 | ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c |
memory/4500-95-0x0000000000FA0000-0x0000000000FC0000-memory.dmp
memory/4500-96-0x0000000071D30000-0x00000000724E1000-memory.dmp
memory/4500-97-0x0000000005A10000-0x0000000005A20000-memory.dmp
memory/2992-99-0x0000000000400000-0x0000000000866000-memory.dmp
memory/4500-101-0x0000000071D30000-0x00000000724E1000-memory.dmp