Analysis Overview
SHA256
7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edba
Threat Level: Known bad
The file 7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Checks QEMU agent file
Loads dropped DLL
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Drops file in Windows directory
Enumerates physical storage devices
NSIS installer
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-06 09:58
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
2023-08-06 09:58
Reported
2023-08-06 10:01
Platform
win7-20230712-en
Max time kernel
147s
Max time network
150s
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\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 952 set thread context of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\0409\alfaquins.ini | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe"
C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe"
Network
| Country | Destination | Domain | Proto |
| NL | 194.59.218.151:80 | 194.59.218.151 | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsoE0C0.tmp\System.dll
| MD5 | 0063d48afe5a0cdc02833145667b6641 |
| SHA1 | e7eb614805d183ecb1127c62decb1a6be1b4f7a8 |
| SHA256 | ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7 |
| SHA512 | 71cbbcaeb345e09306e368717ea0503fe8df485be2e95200febc61bcd8ba74fb4211cd263c232f148c0123f6c6f2e3fd4ea20bdecc4070f5208c35c6920240f0 |
C:\Windows\Resources\0409\alfaquins.ini
| MD5 | 0f9aaea120fd9352cf55694c9500e138 |
| SHA1 | bc89504eadbd05cd616470145910a1d5b66c631e |
| SHA256 | 24966d03a28e75c5f10be3d0a75a6a2469d88a82cb32c9c8272657f096a89244 |
| SHA512 | 1f21aa429773c03679d3593c5c3983ac3e4c57c8041a9e6b320bfff4330ac2bcff7bf246481c0a05e27966d24e410eaa3555041eb35036c9bb0ed120831811b6 |
memory/952-274-0x00000000036C0000-0x0000000004FD0000-memory.dmp
memory/952-275-0x00000000036C0000-0x0000000004FD0000-memory.dmp
memory/952-276-0x0000000077B00000-0x0000000077CA9000-memory.dmp
memory/952-277-0x0000000077CF0000-0x0000000077DC6000-memory.dmp
memory/952-278-0x0000000075020000-0x0000000075026000-memory.dmp
memory/2172-279-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2172-280-0x0000000001470000-0x0000000002D80000-memory.dmp
memory/2172-281-0x0000000077B00000-0x0000000077CA9000-memory.dmp
memory/2172-282-0x0000000000400000-0x0000000001462000-memory.dmp
memory/2172-283-0x0000000001470000-0x0000000002D80000-memory.dmp
memory/2172-284-0x0000000000400000-0x0000000001462000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-06 09:58
Reported
2023-08-06 10:01
Platform
win10v2004-20230703-en
Max time kernel
143s
Max time network
157s
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\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4956 set thread context of 4512 | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\0409\alfaquins.ini | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe"
C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\7da5b2207cf789cf6807b6cc3373048cbc951d7fd09ca8fb858693cfa5f5edbaexe_JC.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 254.23.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| NL | 194.59.218.151:80 | 194.59.218.151 | tcp |
| US | 8.8.8.8:53 | 151.218.59.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.15.104.51.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nso8F90.tmp\System.dll
| MD5 | 0063d48afe5a0cdc02833145667b6641 |
| SHA1 | e7eb614805d183ecb1127c62decb1a6be1b4f7a8 |
| SHA256 | ac9dfe3b35ea4b8932536ed7406c29a432976b685cc5322f94ef93df920fede7 |
| SHA512 | 71cbbcaeb345e09306e368717ea0503fe8df485be2e95200febc61bcd8ba74fb4211cd263c232f148c0123f6c6f2e3fd4ea20bdecc4070f5208c35c6920240f0 |
C:\Windows\Resources\0409\alfaquins.ini
| MD5 | 0f9aaea120fd9352cf55694c9500e138 |
| SHA1 | bc89504eadbd05cd616470145910a1d5b66c631e |
| SHA256 | 24966d03a28e75c5f10be3d0a75a6a2469d88a82cb32c9c8272657f096a89244 |
| SHA512 | 1f21aa429773c03679d3593c5c3983ac3e4c57c8041a9e6b320bfff4330ac2bcff7bf246481c0a05e27966d24e410eaa3555041eb35036c9bb0ed120831811b6 |
memory/4956-353-0x00000000052E0000-0x0000000006BF0000-memory.dmp
memory/4956-354-0x00000000052E0000-0x0000000006BF0000-memory.dmp
memory/4956-355-0x0000000077DA1000-0x0000000077EC1000-memory.dmp
memory/4956-356-0x0000000074C00000-0x0000000074C06000-memory.dmp
memory/4512-357-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4512-358-0x0000000001660000-0x0000000002F70000-memory.dmp
memory/4512-359-0x0000000001660000-0x0000000002F70000-memory.dmp
memory/4512-360-0x0000000077E28000-0x0000000077E29000-memory.dmp
memory/4512-361-0x0000000000400000-0x0000000001654000-memory.dmp
memory/4512-362-0x0000000077DA1000-0x0000000077EC1000-memory.dmp