Analysis Overview
SHA256
8c63c1e28683c7aa90cb40df346fe1d5dbc3b2bd994cd883cd7e551518486098
Threat Level: Known bad
The file tmp was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Checks QEMU agent file
Loads dropped DLL
Checks installed software on the system
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
NSIS installer
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-07-12 16:15
Signatures
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-07-12 16:15
Reported
2023-07-12 16:17
Platform
win7-20230712-en
Max time kernel
146s
Max time network
153s
Command Line
Signatures
Guloader,Cloudeye
Checks QEMU agent file
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Checks installed software on the system
Suspicious use of NtSetInformationThreadHideFromDebugger
| 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 use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1260 set thread context of 2704 | 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 opened for modification | C:\Program Files (x86)\Common Files\Metronomic\Telefonis\glitzier\nutters.ini | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Fonts\arklngdernes\Lowly\brunch\Brugerskrms.lnk | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Windows\Fonts\burning\Miniks64.ini | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Windows\resources\0409\denitrified\alleging\Lightheadedly.sko | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1260 wrote to memory of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1260 wrote to memory of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1260 wrote to memory of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1260 wrote to memory of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 1260 wrote to memory of 2704 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
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"
Network
| Country | Destination | Domain | Proto |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsy7CBF.tmp\System.dll
| MD5 | 2ae993a2ffec0c137eb51c8832691bcb |
| SHA1 | 98e0b37b7c14890f8a599f35678af5e9435906e1 |
| SHA256 | 681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59 |
| SHA512 | 2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9 |
memory/1260-65-0x0000000002D50000-0x0000000005452000-memory.dmp
memory/1260-66-0x0000000002D50000-0x0000000005452000-memory.dmp
memory/2704-67-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2704-68-0x0000000001470000-0x0000000003B72000-memory.dmp
memory/2704-69-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2704-70-0x0000000001470000-0x0000000003B72000-memory.dmp
memory/2704-71-0x0000000000400000-0x0000000001462000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-07-12 16:15
Reported
2023-07-12 16:17
Platform
win10v2004-20230703-en
Max time kernel
148s
Max time network
153s
Command Line
Signatures
Guloader,Cloudeye
Checks QEMU agent file
| Description | Indicator | Process | Target |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Checks installed software on the system
Suspicious use of NtSetInformationThreadHideFromDebugger
| 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 use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2144 set thread context of 4384 | 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 opened for modification | C:\Program Files (x86)\Common Files\Metronomic\Telefonis\glitzier\nutters.ini | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Fonts\arklngdernes\Lowly\brunch\Brugerskrms.lnk | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Windows\Fonts\burning\Miniks64.ini | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
| File opened for modification | C:\Windows\resources\0409\denitrified\alleging\Lightheadedly.sko | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2144 wrote to memory of 4384 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2144 wrote to memory of 4384 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2144 wrote to memory of 4384 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
| PID 2144 wrote to memory of 4384 | N/A | C:\Users\Admin\AppData\Local\Temp\tmp.exe | C:\Users\Admin\AppData\Local\Temp\tmp.exe |
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"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.111.26.67.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 8.8.8.8:53 | 208.148.172.107.in-addr.arpa | udp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
| US | 107.172.148.208:80 | 107.172.148.208 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\nss7475.tmp\System.dll
| MD5 | 2ae993a2ffec0c137eb51c8832691bcb |
| SHA1 | 98e0b37b7c14890f8a599f35678af5e9435906e1 |
| SHA256 | 681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59 |
| SHA512 | 2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9 |
memory/2144-143-0x0000000003360000-0x0000000005A62000-memory.dmp
memory/2144-144-0x0000000003360000-0x0000000005A62000-memory.dmp
memory/4384-145-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4384-146-0x0000000001660000-0x0000000003D62000-memory.dmp
memory/4384-147-0x0000000001660000-0x0000000003D62000-memory.dmp
memory/4384-148-0x0000000000400000-0x0000000001654000-memory.dmp