Analysis Overview
SHA256
bb034789e31ce1271fe7e9beb5a70096705dee3a3b12fc56711932be7693887f
Threat Level: Shows suspicious behavior
The file eee.zip was found to be: Shows suspicious behavior.
Malicious Activity Summary
Obfuscated with Agile.Net obfuscator
Loads dropped DLL
Unsigned PE
Suspicious use of SetWindowsHookEx
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Checks SCSI registry key(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-29 22:48
Signatures
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-29 22:47
Reported
2024-02-29 22:51
Platform
win7-20240221-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Guna.UI.dll,#1
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-29 22:47
Reported
2024-02-29 22:51
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Guna.UI.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-29 22:47
Reported
2024-02-29 22:51
Platform
win7-20240221-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Guna.UI2.dll,#1
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-29 22:47
Reported
2024-02-29 22:51
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Guna.UI2.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-02-29 22:47
Reported
2024-02-29 22:51
Platform
win7-20240221-en
Max time kernel
119s
Max time network
122s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe
"C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe"
Network
Files
memory/1200-1-0x0000000000040000-0x00000000004E6000-memory.dmp
memory/1200-0-0x0000000074510000-0x0000000074BFE000-memory.dmp
memory/1200-2-0x00000000006B0000-0x00000000006B6000-memory.dmp
memory/1200-3-0x0000000000900000-0x0000000000940000-memory.dmp
memory/1200-4-0x000000000CA10000-0x000000000CF0E000-memory.dmp
memory/1200-5-0x00000000007F0000-0x00000000007F6000-memory.dmp
memory/1200-6-0x000000000A580000-0x000000000A69A000-memory.dmp
memory/1200-7-0x000000000AB00000-0x000000000AD4C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\53b4dde3-ceef-4149-b63d-4b67cc36c3e9\GunaDotNetRT.dll
| MD5 | 9af5eb006bb0bab7f226272d82c896c7 |
| SHA1 | c2a5bb42a5f08f4dc821be374b700652262308f0 |
| SHA256 | 77dc05a6bda90757f66552ee3f469b09f1e00732b4edca0f542872fb591ed9db |
| SHA512 | 7badd41be4c1039302fda9bba19d374ec9446ce24b7db33b66bee4ef38180d1abcd666d2aea468e7e452aa1e1565eedfefed582bf1c2fe477a4171d99d48772a |
memory/1200-15-0x0000000074310000-0x0000000074390000-memory.dmp
memory/1200-14-0x0000000073980000-0x00000000739B7000-memory.dmp
memory/1200-16-0x0000000002440000-0x00000000024A6000-memory.dmp
memory/1200-17-0x0000000074510000-0x0000000074BFE000-memory.dmp
memory/1200-18-0x0000000000900000-0x0000000000940000-memory.dmp
memory/1200-19-0x0000000000900000-0x0000000000940000-memory.dmp
memory/1200-20-0x0000000000900000-0x0000000000940000-memory.dmp
memory/1200-21-0x0000000073980000-0x00000000739B7000-memory.dmp
memory/1200-22-0x0000000000900000-0x0000000000940000-memory.dmp
Analysis: behavioral6
Detonation Overview
Submitted
2024-02-29 22:47
Reported
2024-02-29 22:51
Platform
win10v2004-20240226-en
Max time kernel
142s
Max time network
151s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks SCSI registry key(s)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 | C:\Windows\system32\taskmgr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A | C:\Windows\system32\taskmgr.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName | C:\Windows\system32\taskmgr.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeCreateGlobalPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe
"C:\Users\Admin\AppData\Local\Temp\Onyx Free Crypter.exe"
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /0
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=3592 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| IE | 209.85.202.95:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 95.202.85.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
Files
memory/1364-0-0x0000000074E00000-0x00000000755B0000-memory.dmp
memory/1364-1-0x0000000000DF0000-0x0000000001296000-memory.dmp
memory/1364-2-0x0000000001E80000-0x0000000001E86000-memory.dmp
memory/1364-3-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-4-0x000000000D650000-0x000000000DB4E000-memory.dmp
memory/1364-5-0x0000000003670000-0x000000000370C000-memory.dmp
memory/1364-6-0x0000000001930000-0x0000000001936000-memory.dmp
memory/1364-7-0x000000000B770000-0x000000000BD14000-memory.dmp
memory/1364-8-0x000000000B1C0000-0x000000000B252000-memory.dmp
memory/1364-9-0x000000000B380000-0x000000000B49A000-memory.dmp
memory/1364-10-0x000000000BF70000-0x000000000C1BC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\53b4dde3-ceef-4149-b63d-4b67cc36c3e9\GunaDotNetRT.dll
| MD5 | 9af5eb006bb0bab7f226272d82c896c7 |
| SHA1 | c2a5bb42a5f08f4dc821be374b700652262308f0 |
| SHA256 | 77dc05a6bda90757f66552ee3f469b09f1e00732b4edca0f542872fb591ed9db |
| SHA512 | 7badd41be4c1039302fda9bba19d374ec9446ce24b7db33b66bee4ef38180d1abcd666d2aea468e7e452aa1e1565eedfefed582bf1c2fe477a4171d99d48772a |
memory/1364-16-0x0000000072C90000-0x0000000072CC7000-memory.dmp
memory/1364-19-0x0000000073810000-0x0000000073899000-memory.dmp
memory/1364-20-0x000000000B6E0000-0x000000000B746000-memory.dmp
memory/1364-21-0x000000000C950000-0x000000000C95A000-memory.dmp
memory/1364-22-0x000000000C9C0000-0x000000000CA16000-memory.dmp
memory/1364-23-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-24-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-25-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/3956-27-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-26-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-28-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-32-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-33-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-34-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-35-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-36-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-37-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/3956-38-0x000001C2109B0000-0x000001C2109B1000-memory.dmp
memory/1364-39-0x0000000074E00000-0x00000000755B0000-memory.dmp
memory/1364-40-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-41-0x0000000072C90000-0x0000000072CC7000-memory.dmp
memory/1364-42-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-43-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-44-0x0000000005E30000-0x0000000005E40000-memory.dmp
memory/1364-46-0x0000000074E00000-0x00000000755B0000-memory.dmp