Analysis Overview
SHA256
25527da024d34cc3015815ddd8e0963705ba67a01ade3d18d0291520efa6b2f8
Threat Level: Known bad
The file 69fad7d6792450fb7bf97b72852b0b0f was found to be: Known bad.
Malicious Activity Summary
Ardamax
Ardamax main executable
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Checks installed software on the system
Adds Run key to start application
Drops file in System32 directory
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-20 08:40
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-20 08:40
Reported
2024-01-20 08:43
Platform
win7-20231215-en
Max time kernel
117s
Max time network
121s
Command Line
Signatures
Ardamax
Ardamax main executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WUBF Agent = "C:\\Windows\\SysWOW64\\28463\\WUBF.exe" | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Checks installed software on the system
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\28463 | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.001 | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.006 | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.007 | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.exe | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\AKV.exe | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe
"C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe"
C:\Windows\SysWOW64\28463\WUBF.exe
"C:\Windows\system32\28463\WUBF.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\WUBF.exe > nul
Network
Files
\Users\Admin\AppData\Local\Temp\@8891.tmp
| MD5 | 908f7f4b0cf93759447afca95cd84aa6 |
| SHA1 | d1903a49b211bcb4a460904019ee7441420aa961 |
| SHA256 | 3e6378164f9dc4148b86c9312b63c5a6b1fabcfebf9557f182d331e9cb32fc23 |
| SHA512 | 958e0880565b008cdb045d6aba5103f0ba820ac037facf24b78924187a119258e3a8a97de4c3874694962114ef672d41a55feb71b92d5038e7d45bc3d91d6b0d |
\Windows\SysWOW64\28463\WUBF.exe
| MD5 | d7bd4739313a8e2fc9e080b7d0ba13b2 |
| SHA1 | 808fcbe663bc02780b1d9962873a1e3066d55f05 |
| SHA256 | c9b47519386b1b7cd6dfecd42e586883d301b7a99c0c3d67a4beabc3ae3dcd6b |
| SHA512 | d70e04444a2cc0f5b1fc5c81873b2c93582afa013f9aafe0e7c0eaaac36582b736b6ad8ef23a3d3aa4e3541fd478cbdcb8596dd4d233ada85f861c858c94b398 |
C:\Windows\SysWOW64\28463\AKV.exe
| MD5 | 54fe8eaa9ee0817099f087873a03e13b |
| SHA1 | a5720f21bca8a8703e6d89209926284de320b432 |
| SHA256 | 91c746c2d25af7323199f5e51e0bc9f6da15ba437e74962260590cafca2aa5e1 |
| SHA512 | c9fc6d6b96a34b4e1e4635b72373ce1e521f344d7a8ae7ec0d2856bd46ed09baf24af6a56077220dfef1601000b9114d070f0296f5dea437a00e293dd582a6ef |
C:\Windows\SysWOW64\28463\WUBF.001
| MD5 | 50286c5ca86842ac5690b6fe4ed2ea2a |
| SHA1 | 13474fef03d3ef030b3f2c2c78f21557f7604f96 |
| SHA256 | 623518707b4f389a146cf8ac05514da251c0a4cb923f94d5533ff720e411df71 |
| SHA512 | cbd06f6f8b6be028ca44b8699108bca5f9d95642511cadc7bfcc5f8e7b0b707bde707513a59e16fc1e44c66927f5e4e4822a2bd3cdbe80c92a074ab241ed400c |
C:\Windows\SysWOW64\28463\WUBF.exe
| MD5 | d6c68396fb7266ba1dcae09edf7217d4 |
| SHA1 | eba3435bedb9f69cba79557c23c156f7229ea54b |
| SHA256 | 8a5d13277573c89e19283a99aceffc7e0ab2cbc01bb7ee6970b08ba455ca437c |
| SHA512 | 4fe4429b7740b0f796194bdce1593245c60c4ca4acacf68c4f17ee39db007941b3048c3ddc97822bfab4e41f11605e9ab43875d8f2fc32881a3d68a820bb4e59 |
C:\Windows\SysWOW64\28463\WUBF.007
| MD5 | ca72cd485d116033f1b776903ce7ee0a |
| SHA1 | 85b0b73a75b0498f56200dd1a5cf0de5371e42a3 |
| SHA256 | e583532d6b4d8cfc1def5e550674e9e1a4eef2a107adacddf729fddac64f49c4 |
| SHA512 | 8dbf6920af64aac6a80c3da4a567473dc20c8d4e24078f7e66bb5aa1a08641e5081b0a1ee05f82fb1dd14218b62572c198ff39b1add5f19893008b3d8e54538f |
C:\Windows\SysWOW64\28463\WUBF.006
| MD5 | e0fcfa7cad88d1a8a462cee6b06cf668 |
| SHA1 | a7e49078517abc929a6da261df06556c8f5a8cf0 |
| SHA256 | 340ff9f7f784e299030abb9982c88547e67251a6cca07d30ca8073d01a2840c4 |
| SHA512 | 430fd640432769047de7bb4432f710193855a5121fe5944ef07f6b68749608312e7c22b29834967d429637fc9b285671cd10bbc9e1cfb43654695a206ba9cf82 |
memory/2876-24-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2876-27-0x0000000000250000-0x0000000000251000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-20 08:40
Reported
2024-01-20 08:43
Platform
win10v2004-20231215-en
Max time kernel
140s
Max time network
146s
Command Line
Signatures
Ardamax
Ardamax main executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WUBF Agent = "C:\\Windows\\SysWOW64\\28463\\WUBF.exe" | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Checks installed software on the system
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\28463\WUBF.exe | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\AKV.exe | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\28463 | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.001 | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.006 | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
| File created | C:\Windows\SysWOW64\28463\WUBF.007 | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\28463\WUBF.exe |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2004 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | C:\Windows\SysWOW64\28463\WUBF.exe |
| PID 2004 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | C:\Windows\SysWOW64\28463\WUBF.exe |
| PID 2004 wrote to memory of 5044 | N/A | C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe | C:\Windows\SysWOW64\28463\WUBF.exe |
| PID 5044 wrote to memory of 3268 | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5044 wrote to memory of 3268 | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5044 wrote to memory of 3268 | N/A | C:\Windows\SysWOW64\28463\WUBF.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe
"C:\Users\Admin\AppData\Local\Temp\69fad7d6792450fb7bf97b72852b0b0f.exe"
C:\Windows\SysWOW64\28463\WUBF.exe
"C:\Windows\system32\28463\WUBF.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5044 -ip 5044
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5044 -s 1116
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\28463\WUBF.exe > nul
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 170.117.168.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\@C89F.tmp
| MD5 | 908f7f4b0cf93759447afca95cd84aa6 |
| SHA1 | d1903a49b211bcb4a460904019ee7441420aa961 |
| SHA256 | 3e6378164f9dc4148b86c9312b63c5a6b1fabcfebf9557f182d331e9cb32fc23 |
| SHA512 | 958e0880565b008cdb045d6aba5103f0ba820ac037facf24b78924187a119258e3a8a97de4c3874694962114ef672d41a55feb71b92d5038e7d45bc3d91d6b0d |
C:\Windows\SysWOW64\28463\WUBF.exe
| MD5 | d7bd4739313a8e2fc9e080b7d0ba13b2 |
| SHA1 | 808fcbe663bc02780b1d9962873a1e3066d55f05 |
| SHA256 | c9b47519386b1b7cd6dfecd42e586883d301b7a99c0c3d67a4beabc3ae3dcd6b |
| SHA512 | d70e04444a2cc0f5b1fc5c81873b2c93582afa013f9aafe0e7c0eaaac36582b736b6ad8ef23a3d3aa4e3541fd478cbdcb8596dd4d233ada85f861c858c94b398 |
C:\Windows\SysWOW64\28463\AKV.exe
| MD5 | b0b09699ea39c0107af1c0833f07c054 |
| SHA1 | b730e2fb0bda9bf4a1b1f8768a00838e3ca9dcc1 |
| SHA256 | be63e3b5a6c3fbec11a737332d4e0040a23cc2d17182b4bc5e7d5dd41d930ee1 |
| SHA512 | 55430e53058964961808f37d738c31f1502c3ec4a14b0296bef7bad22e468734bcd119eedba14cc87894d4acc81c9266572aff9919b18bd584823c47fa149796 |
C:\Windows\SysWOW64\28463\WUBF.007
| MD5 | ca72cd485d116033f1b776903ce7ee0a |
| SHA1 | 85b0b73a75b0498f56200dd1a5cf0de5371e42a3 |
| SHA256 | e583532d6b4d8cfc1def5e550674e9e1a4eef2a107adacddf729fddac64f49c4 |
| SHA512 | 8dbf6920af64aac6a80c3da4a567473dc20c8d4e24078f7e66bb5aa1a08641e5081b0a1ee05f82fb1dd14218b62572c198ff39b1add5f19893008b3d8e54538f |
C:\Windows\SysWOW64\28463\WUBF.006
| MD5 | e0fcfa7cad88d1a8a462cee6b06cf668 |
| SHA1 | a7e49078517abc929a6da261df06556c8f5a8cf0 |
| SHA256 | 340ff9f7f784e299030abb9982c88547e67251a6cca07d30ca8073d01a2840c4 |
| SHA512 | 430fd640432769047de7bb4432f710193855a5121fe5944ef07f6b68749608312e7c22b29834967d429637fc9b285671cd10bbc9e1cfb43654695a206ba9cf82 |
C:\Windows\SysWOW64\28463\WUBF.001
| MD5 | 50286c5ca86842ac5690b6fe4ed2ea2a |
| SHA1 | 13474fef03d3ef030b3f2c2c78f21557f7604f96 |
| SHA256 | 623518707b4f389a146cf8ac05514da251c0a4cb923f94d5533ff720e411df71 |
| SHA512 | cbd06f6f8b6be028ca44b8699108bca5f9d95642511cadc7bfcc5f8e7b0b707bde707513a59e16fc1e44c66927f5e4e4822a2bd3cdbe80c92a074ab241ed400c |
memory/5044-23-0x0000000000C00000-0x0000000000C01000-memory.dmp
memory/5044-27-0x0000000000C00000-0x0000000000C01000-memory.dmp