Analysis Overview
SHA256
ac353acd9090c3683dcf6b122ea09a38bcb8aad4f274f2ecbde5ecb3a06036d2
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
NanoCore
Adds Run key to start application
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Drops file in Program Files directory
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-11-17 22:46
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-11-17 22:46
Reported
2022-11-17 22:48
Platform
win7-20220812-en
Max time kernel
148s
Max time network
154s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Service = "C:\\Program Files (x86)\\UDP Service\\udpsv.exe" | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1300 set thread context of 1904 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\UDP Service\udpsv.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Program Files (x86)\UDP Service\udpsv.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3E2A.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp401E.tmp"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
Files
memory/1300-54-0x0000000000140000-0x000000000024C000-memory.dmp
memory/1300-55-0x0000000074F41000-0x0000000074F43000-memory.dmp
memory/1300-56-0x0000000004DD0000-0x0000000004E6E000-memory.dmp
memory/1300-57-0x00000000003C0000-0x00000000003D8000-memory.dmp
memory/1300-58-0x0000000000350000-0x000000000035C000-memory.dmp
memory/1300-59-0x0000000005870000-0x00000000058F0000-memory.dmp
memory/1300-60-0x00000000050A0000-0x00000000050E6000-memory.dmp
memory/1904-61-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1904-62-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1904-64-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1904-65-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1904-67-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1904-68-0x000000000041E792-mapping.dmp
memory/1904-70-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1904-72-0x0000000000400000-0x0000000000438000-memory.dmp
memory/972-74-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp3E2A.tmp
| MD5 | 3f4dcafa44c36f23e4db2b2315fd09da |
| SHA1 | 8c83089d6f6c887a77af9b42ca09969f3b2f83f6 |
| SHA256 | b8475eb97200b8a15eaf07e0a2cddc5c95e5bc3e7a98685364c9796480de57dc |
| SHA512 | e0624dd6cf0d5e014e96a323d2f7ebe13b683af71bd6ddafa3005cdc2f3c764cfca509262d442fc844b4b390d241ccf3eb36d30043d3d6f6e955a2ee9f792678 |
memory/268-76-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp401E.tmp
| MD5 | 0a24db62cb5b84309c4803346caaa25d |
| SHA1 | 67660778f61bb44168c33ed3fe56ed86cf9583e8 |
| SHA256 | 38d38647af394a04ee6add9f05c43244f04e64a6b96257f4b241a5038efa82df |
| SHA512 | d25d9df063f44595d5e0bf890755bd387655131ff369eeedf3d11ffcc6202ca4455bbb33a8a926dd06839cbd1ddec3d06809b3c66a82c6518aa14beaa469a548 |
memory/1904-78-0x00000000003E0000-0x00000000003EA000-memory.dmp
memory/1904-79-0x0000000000440000-0x000000000045E000-memory.dmp
memory/1904-80-0x00000000003F0000-0x00000000003FA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-11-17 22:46
Reported
2022-11-17 22:48
Platform
win10v2004-20221111-en
Max time kernel
144s
Max time network
137s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DSL Manager = "C:\\Program Files (x86)\\DSL Manager\\dslmgr.exe" | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1448 set thread context of 60 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DSL Manager\dslmgr.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DSL Manager\dslmgr.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DSL Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2FBB.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DSL Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3058.tmp"
Network
| Country | Destination | Domain | Proto |
| N/A | 93.184.221.240:80 | tcp | |
| N/A | 93.184.221.240:80 | tcp | |
| N/A | 104.80.225.205:443 | tcp | |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.253.208.121:80 | tcp | |
| N/A | 8.253.208.121:80 | tcp | |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 8.8.8.8:53 | tzitziklishop.ddns.net | udp |
| N/A | 41.216.183.170:1665 | tzitziklishop.ddns.net | tcp |
| N/A | 127.0.0.1:1665 | tcp | |
| N/A | 127.0.0.1:1665 | tcp |
Files
memory/1448-132-0x0000000000E70000-0x0000000000F7C000-memory.dmp
memory/1448-133-0x0000000005E30000-0x00000000062FC000-memory.dmp
memory/1448-134-0x0000000005960000-0x00000000059F2000-memory.dmp
memory/1448-135-0x00000000068B0000-0x0000000006E54000-memory.dmp
memory/1448-136-0x0000000005A10000-0x0000000005A1A000-memory.dmp
memory/1448-137-0x0000000008570000-0x000000000860C000-memory.dmp
memory/60-138-0x0000000000000000-mapping.dmp
memory/60-139-0x0000000000400000-0x0000000000438000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\tmp.exe.log
| MD5 | fdc4633e85bab26f0cab03369eb0e7fd |
| SHA1 | 0f83c3ee3641d61a1dae8d0228e661996af6516f |
| SHA256 | 47bfdefe51ac7302d4e3eed870e0a51e4d0058f19f36f124469011609a7ec508 |
| SHA512 | 43b78af443ab94294b8879097abe797d12388f55bcbc27147a270ca89fc55b45096d8c12a2e81f4e99d8288c791f4e76942193cd50be58733c145dc0c8fd29e7 |
memory/1356-141-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp2FBB.tmp
| MD5 | 3f4dcafa44c36f23e4db2b2315fd09da |
| SHA1 | 8c83089d6f6c887a77af9b42ca09969f3b2f83f6 |
| SHA256 | b8475eb97200b8a15eaf07e0a2cddc5c95e5bc3e7a98685364c9796480de57dc |
| SHA512 | e0624dd6cf0d5e014e96a323d2f7ebe13b683af71bd6ddafa3005cdc2f3c764cfca509262d442fc844b4b390d241ccf3eb36d30043d3d6f6e955a2ee9f792678 |
memory/2592-143-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\tmp3058.tmp
| MD5 | a0bcaf1694d4fcae2c44258530850f35 |
| SHA1 | 99e9ccea3a9dca8d94808f6488fdc37c0b3bfe73 |
| SHA256 | 099c4a82d8e8ddf5ff801a8f08fb5a143834506e936ce846b380a42eb24e888e |
| SHA512 | ad3f2fbc09f7d57c24a35a62f00251c93d480e065f3b7fbc7133736cb144a3031fdc9f3e8be8a1c6dcdb8b3def654618faab416f66a28628ab71e55de4df0da3 |