Analysis Overview
SHA256
8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13
Threat Level: Known bad
The file 8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13 was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
Reads user/profile data of web browsers
Executes dropped EXE
Windows security modification
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-23 23:42
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-23 23:42
Reported
2023-04-23 23:45
Platform
win10v2004-20230220-en
Max time kernel
99s
Max time network
128s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe | N/A |
Reads user/profile data of web browsers
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce | C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe | N/A |
Checks installed software on the system
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe
"C:\Users\Admin\AppData\Local\Temp\8dfb8cf0fb9c6a3f313cf0773f3aa82111c4b71968f6861baeec3358fb203e13.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3116 -ip 3116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 1080
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4188 -ip 4188
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4188 -s 1932
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| N/A | 185.161.248.142:38452 | tcp | |
| US | 8.8.8.8:53 | 142.248.161.185.in-addr.arpa | udp |
| N/A | 185.161.248.142:38452 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 20.189.173.15:443 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| US | 93.184.220.29:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
| MD5 | f07eeca9627268a67c74be8440b0fa5f |
| SHA1 | f81e51f016d7d79fbe70fbb5174a85028e9dd6a6 |
| SHA256 | bb0bfa1c06172e145f97a7249b0a4679b56f395ebd536e062951fa8d50d59029 |
| SHA512 | 4be2cb6925d1ec217a15c11376079d993a02da9a8849b7760856b40f26fb4af56a16b7939a0ebb75849a848e026733d4699b0e255b24f45f5bbe61b48816035a |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un041039.exe
| MD5 | f07eeca9627268a67c74be8440b0fa5f |
| SHA1 | f81e51f016d7d79fbe70fbb5174a85028e9dd6a6 |
| SHA256 | bb0bfa1c06172e145f97a7249b0a4679b56f395ebd536e062951fa8d50d59029 |
| SHA512 | 4be2cb6925d1ec217a15c11376079d993a02da9a8849b7760856b40f26fb4af56a16b7939a0ebb75849a848e026733d4699b0e255b24f45f5bbe61b48816035a |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
| MD5 | c8fe5c7d1269ad2be6d6fa56637e8ed4 |
| SHA1 | 77be7457e2889634d7508ba8f874afd7cdba19d9 |
| SHA256 | d5b11da6e0dc9d247582437ff9d4415862b4279136316e19ac02b6ef2d7f426d |
| SHA512 | 424163c9ce373846c56b5af39bff75b4562f7dc3ed0c44d5879e4a94f6ad67caa644abe0b5add460603b53aed10720db9b04b2503830303678c0c3191c196c48 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr989912.exe
| MD5 | c8fe5c7d1269ad2be6d6fa56637e8ed4 |
| SHA1 | 77be7457e2889634d7508ba8f874afd7cdba19d9 |
| SHA256 | d5b11da6e0dc9d247582437ff9d4415862b4279136316e19ac02b6ef2d7f426d |
| SHA512 | 424163c9ce373846c56b5af39bff75b4562f7dc3ed0c44d5879e4a94f6ad67caa644abe0b5add460603b53aed10720db9b04b2503830303678c0c3191c196c48 |
memory/3116-148-0x0000000002BB0000-0x0000000002BDD000-memory.dmp
memory/3116-149-0x0000000007340000-0x00000000078E4000-memory.dmp
memory/3116-150-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-151-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-153-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-155-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-157-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-159-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-161-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-163-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-165-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-167-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-169-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-171-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-173-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-175-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-177-0x0000000004AB0000-0x0000000004AC2000-memory.dmp
memory/3116-178-0x0000000004B40000-0x0000000004B50000-memory.dmp
memory/3116-179-0x0000000004B40000-0x0000000004B50000-memory.dmp
memory/3116-180-0x0000000004B40000-0x0000000004B50000-memory.dmp
memory/3116-181-0x0000000000400000-0x0000000002BAF000-memory.dmp
memory/3116-183-0x0000000004B40000-0x0000000004B50000-memory.dmp
memory/3116-184-0x0000000004B40000-0x0000000004B50000-memory.dmp
memory/3116-185-0x0000000004B40000-0x0000000004B50000-memory.dmp
memory/3116-186-0x0000000000400000-0x0000000002BAF000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
| MD5 | 3c419bac69dd7fb41d35ac5d91c84dfb |
| SHA1 | 2e31f27249232edaf7de3fc44b10aa42590f3368 |
| SHA256 | 9dd49e434cc1e5029dcf22372f5529c6d6da8cd2b583c05cbda4999933cd8cac |
| SHA512 | 01f2276de35218f29f913a243fc7f305b16e14b3a65f203b02fa1480f96dac4ec8b264701ff22397a044669986197142d830bc0160f5adadc4441bdee0c13eb0 |
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu011467.exe
| MD5 | 3c419bac69dd7fb41d35ac5d91c84dfb |
| SHA1 | 2e31f27249232edaf7de3fc44b10aa42590f3368 |
| SHA256 | 9dd49e434cc1e5029dcf22372f5529c6d6da8cd2b583c05cbda4999933cd8cac |
| SHA512 | 01f2276de35218f29f913a243fc7f305b16e14b3a65f203b02fa1480f96dac4ec8b264701ff22397a044669986197142d830bc0160f5adadc4441bdee0c13eb0 |
memory/4188-191-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-192-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-194-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-196-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-198-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-200-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-202-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-204-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-206-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-208-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-210-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-212-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-214-0x0000000002CA0000-0x0000000002CE6000-memory.dmp
memory/4188-216-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-217-0x0000000007480000-0x0000000007490000-memory.dmp
memory/4188-215-0x0000000007480000-0x0000000007490000-memory.dmp
memory/4188-220-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-222-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-219-0x0000000007480000-0x0000000007490000-memory.dmp
memory/4188-224-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-226-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-228-0x0000000004D40000-0x0000000004D75000-memory.dmp
memory/4188-987-0x0000000009DC0000-0x000000000A3D8000-memory.dmp
memory/4188-988-0x0000000004F70000-0x0000000004F82000-memory.dmp
memory/4188-989-0x000000000A3E0000-0x000000000A4EA000-memory.dmp
memory/4188-990-0x0000000007480000-0x0000000007490000-memory.dmp
memory/4188-991-0x00000000073F0000-0x000000000742C000-memory.dmp
memory/4188-992-0x000000000A760000-0x000000000A7C6000-memory.dmp
memory/4188-993-0x000000000AE30000-0x000000000AEC2000-memory.dmp
memory/4188-994-0x000000000AFE0000-0x000000000B030000-memory.dmp
memory/4188-995-0x000000000B040000-0x000000000B0B6000-memory.dmp
memory/4188-996-0x000000000B120000-0x000000000B2E2000-memory.dmp
memory/4188-997-0x000000000B300000-0x000000000B82C000-memory.dmp
memory/4188-998-0x000000000BA70000-0x000000000BA8E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe
| MD5 | ace73b2b1f835de11594ea9a243a9f5c |
| SHA1 | 2f929d1f69784fbe499a95b064679a16947bdd84 |
| SHA256 | 7310c28dc6a24530885da07d08c851b4a6c5aa987d2a44ce53cb73e72235fa49 |
| SHA512 | 024e1ce3ab37e27c8647d02f79c434e103a84265c97b4773aed1a0b1fd3e8228eab560fc9b6f53b0132575ea855d1da0cd0b6b6e5cd2965f841cf8551c7d138e |
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si539098.exe
| MD5 | ace73b2b1f835de11594ea9a243a9f5c |
| SHA1 | 2f929d1f69784fbe499a95b064679a16947bdd84 |
| SHA256 | 7310c28dc6a24530885da07d08c851b4a6c5aa987d2a44ce53cb73e72235fa49 |
| SHA512 | 024e1ce3ab37e27c8647d02f79c434e103a84265c97b4773aed1a0b1fd3e8228eab560fc9b6f53b0132575ea855d1da0cd0b6b6e5cd2965f841cf8551c7d138e |
memory/484-1004-0x0000000000030000-0x0000000000058000-memory.dmp
memory/484-1005-0x0000000006E50000-0x0000000006E60000-memory.dmp