Analysis Overview
SHA256
4f0d2ffbc946083e38333012faa1132ff7f2479760819a1d5a05bd80777e50fc
Threat Level: Known bad
The file 61c7407f12837bb4ea4c2de526f7364d was found to be: Known bad.
Malicious Activity Summary
Ardamax main executable
Ardamax
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Checks installed software on the system
Adds Run key to start application
Drops file in System32 directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-17 04:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-17 04:50
Reported
2024-01-17 04:53
Platform
win7-20231215-en
Max time kernel
120s
Max time network
124s
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 |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AAL Start = "C:\\Windows\\SysWOW64\\GQULCE\\AAL.exe" | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Checks installed software on the system
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.004 | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.001 | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.002 | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AKV.exe | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.exe | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GQULCE\ | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe
"C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe"
C:\Windows\SysWOW64\GQULCE\AAL.exe
"C:\Windows\system32\GQULCE\AAL.exe"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Novo Documento de Texto.txt
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\GQULCE\AAL.exe > nul
Network
Files
C:\Windows\SysWOW64\GQULCE\AAL.exe
| MD5 | d28e7a834583efeec920bd1ae59a5b05 |
| SHA1 | 1f1fa6cc6e88a41fe0c997672430bd11ad8f956a |
| SHA256 | d047e423eca042ce0486cd4708866651ad20ddb35a93587ffe25f27bc103f07f |
| SHA512 | 11fd9ed71b6fcf0e62807e8e3de9f3ea95e43d90097e7c955e5ae572abe46d00bba549aa80fc4b393fe42e7ae0bb5f874e38f7f90243b54dc33d4f039eefcced |
\Windows\SysWOW64\GQULCE\AAL.exe
| MD5 | 74a17db38dfe5e982b5bfde3c99b525c |
| SHA1 | c9060e15bf7a085f9f7c8ca0f5fd6282fd0bf291 |
| SHA256 | 36c241cff975907723d245f7c08535a81f651cb220bec49f566dfd9cca190198 |
| SHA512 | 5c8465d31f73a40237cbcf1573bb15e7f7d6c7487b1b13f91945250086c02ab81f20fc2d1457cfb38ca599b73c4ab490749fe4359cd068fb4eff71b4027c310c |
C:\Windows\SysWOW64\GQULCE\AKV.exe
| MD5 | 74e70d1c588f7201a91987b1bc794bfb |
| SHA1 | cd14847c6ef051b5699776a0e14f8ba762dc730c |
| SHA256 | 5faa4a771163b2309d5763cf415906de56d17628607904fa35e574a44d7a7431 |
| SHA512 | 3f80e657f6bc19fdb0606c74318e629582097fdf7e2e3a726567d54b4427e4c45f3cae34f31c9446ae2daf091345465c85754e7e34b82a149d7c4195185dcc38 |
memory/2300-16-0x0000000000230000-0x0000000000231000-memory.dmp
C:\Windows\SysWOW64\GQULCE\AAL.exe
| MD5 | 27e6eb1b55a52338307a416235afd401 |
| SHA1 | 13287f7b1dacca85fa2e0b6bdbd038c6a750b9db |
| SHA256 | 482535180b50b5a08635ce5a5adcb5d6f6d4e6b04144eb88a8440933de9687aa |
| SHA512 | dd9ce7b3f2936745a35c5073a043852f034246fe1e14147151abcb26ca0a6d493e520b1707f08c281c8b5d854fa3fc88cf2a53c7a5a3f2425bdba9b62bc5c847 |
C:\Windows\SysWOW64\GQULCE\AAL.004
| MD5 | ad82ac49c5d1eec272fbd616b6609229 |
| SHA1 | e99acd004ab0dc00a57b660bdf3b08563c09d980 |
| SHA256 | 7079d0ddb867f967e7a4fad5cf35f4ec4f4b927805937fce5434b3346a665576 |
| SHA512 | 423d202f8ea334408cdaf6509efc9c5b82635212d14f29669e6bf9a050094864d75004f1c6a30bc6c4da329da9ff9861555078046bccb98d6a2cab653bb26cbe |
\Windows\SysWOW64\GQULCE\AAL.001
| MD5 | 2a38ddfd6bb6c8361ba759224a53f098 |
| SHA1 | 09b429e031962cf1c5c8cb27ffa26fa13fc1abfd |
| SHA256 | 49633f0489cebbcf31a6bcf3ba6897dc4d651e0bb0e32cb779afb0182e5289ec |
| SHA512 | 2a4f6eda74e20be439ffaeebeeb06d3fcd768450cb3850f29c1e660108debb43b5ab1d45a5048ade95db0e0254acad5a43563c30eb725c9708b356e9a826c026 |
C:\Windows\SysWOW64\GQULCE\AAL.001
| MD5 | a15c556f17d7db8287e023138942d5db |
| SHA1 | 880bf8ec944120830dc2e2e040e5996e4e0e6c83 |
| SHA256 | f3716810ab011a4cb7693d31b69cd540380ef2a067724e0d568070c8a558694e |
| SHA512 | 930339711e3d73e5af0778367a648c94411c20d23bf4c27ec5d72222e76b8902eb3fc0992d70cc4141600c19087159514246d42f1e762c98dad306f8e0bd99cd |
C:\Windows\SysWOW64\GQULCE\AAL.002
| MD5 | daabecdfba287a3333b60ae82211acd7 |
| SHA1 | e67b4c7bf0dd71ad47263a58bb60be4bce504b84 |
| SHA256 | 12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173 |
| SHA512 | 937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f |
C:\Users\Admin\AppData\Local\Temp\Novo Documento de Texto.txt
| MD5 | f18bcc7084002b55c9c34a8214b5a055 |
| SHA1 | 9d95f2fd61d24840a31dfce2d9a872cf04fc9f7c |
| SHA256 | 787ae0a8898f2faeafdd0cf90f3b6ae3badf87c10335e36431a21c1f59ff6027 |
| SHA512 | ff13fbcb2a720c5ff5e776794a657068762baab108342f8c91d8c8c0c893a86027c5d37a1e3940dcac8f167621581914dd4ec8c7be17592e518afe0ec88dbbc8 |
memory/2300-21-0x0000000000230000-0x0000000000231000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-17 04:50
Reported
2024-01-17 04:53
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
152s
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-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\NOTEPAD.EXE | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AAL Start = "C:\\Windows\\SysWOW64\\GQULCE\\AAL.exe" | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Checks installed software on the system
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.exe | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GQULCE\ | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.004 | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.001 | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AAL.002 | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
| File created | C:\Windows\SysWOW64\GQULCE\AKV.exe | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\GQULCE\AAL.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe
"C:\Users\Admin\AppData\Local\Temp\61c7407f12837bb4ea4c2de526f7364d.exe"
C:\Windows\SysWOW64\GQULCE\AAL.exe
"C:\Windows\system32\GQULCE\AAL.exe"
C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Novo Documento de Texto.txt
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Windows\SysWOW64\GQULCE\AAL.exe > nul
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.143.182.52.in-addr.arpa | udp |
Files
C:\Windows\SysWOW64\GQULCE\AAL.exe
| MD5 | f3819a6cab8ae058254c4abb3844d87e |
| SHA1 | 0f8b1a74af87f1823ec0d76e21a8d54d55a53a8b |
| SHA256 | 3d656d1364b4b2382020f64990a2c630b7b9422ca7b7fe2c30646fda3303e6c9 |
| SHA512 | dfe9d342f3ad543fec8bd278e21ac5059b1c36ed3f735734e9b92d639cb25609f9307862ab2b35ea3e88713f4a652abe5863871225f915462c79d493ac5e1f57 |
C:\Windows\SysWOW64\GQULCE\AAL.001
| MD5 | a15c556f17d7db8287e023138942d5db |
| SHA1 | 880bf8ec944120830dc2e2e040e5996e4e0e6c83 |
| SHA256 | f3716810ab011a4cb7693d31b69cd540380ef2a067724e0d568070c8a558694e |
| SHA512 | 930339711e3d73e5af0778367a648c94411c20d23bf4c27ec5d72222e76b8902eb3fc0992d70cc4141600c19087159514246d42f1e762c98dad306f8e0bd99cd |
C:\Windows\SysWOW64\GQULCE\AKV.exe
| MD5 | 48cfaed4d566c34716326302b49bdad2 |
| SHA1 | 566e0989b6bc7ed205f9ae250ea98e3a4d7fba52 |
| SHA256 | 54c2e10de3ed7135d20c239a7f656c6ff57d1158607fa4c6779e042681de87ea |
| SHA512 | 96c871ed9af039142aab5904021d3ef3f75a58c5cc1fdf4d59e40e3699fd03e7cff384b788f7359a1de519ebdcafdad55891fef4f67e2c216ea89ebc945996a0 |
C:\Windows\SysWOW64\GQULCE\AAL.004
| MD5 | ad82ac49c5d1eec272fbd616b6609229 |
| SHA1 | e99acd004ab0dc00a57b660bdf3b08563c09d980 |
| SHA256 | 7079d0ddb867f967e7a4fad5cf35f4ec4f4b927805937fce5434b3346a665576 |
| SHA512 | 423d202f8ea334408cdaf6509efc9c5b82635212d14f29669e6bf9a050094864d75004f1c6a30bc6c4da329da9ff9861555078046bccb98d6a2cab653bb26cbe |
C:\Windows\SysWOW64\GQULCE\AAL.002
| MD5 | daabecdfba287a3333b60ae82211acd7 |
| SHA1 | e67b4c7bf0dd71ad47263a58bb60be4bce504b84 |
| SHA256 | 12981c35adf6f00c7dddbc3ab23c04c30133cc5be107015dab9fd7ba4e8b4173 |
| SHA512 | 937f551f959bd823292fe5983bbfb1c3a6dd86426a5da228dc7ddba38138c898599bc713d707b9d3463b20825cee0783d92c1c19019cd0328986a8aef5c1222f |
memory/1172-17-0x0000000000650000-0x0000000000651000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Novo Documento de Texto.txt
| MD5 | f18bcc7084002b55c9c34a8214b5a055 |
| SHA1 | 9d95f2fd61d24840a31dfce2d9a872cf04fc9f7c |
| SHA256 | 787ae0a8898f2faeafdd0cf90f3b6ae3badf87c10335e36431a21c1f59ff6027 |
| SHA512 | ff13fbcb2a720c5ff5e776794a657068762baab108342f8c91d8c8c0c893a86027c5d37a1e3940dcac8f167621581914dd4ec8c7be17592e518afe0ec88dbbc8 |
memory/1172-22-0x0000000000650000-0x0000000000651000-memory.dmp