Analysis Overview
SHA256
62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a
Threat Level: Known bad
The file 62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Checks QEMU agent file
Loads dropped DLL
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
NSIS installer
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-10 12:53
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win10v2004-20240709-en
Max time kernel
149s
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\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Erhvervsorganisationer = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Jaggies\\Aserne.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2996 set thread context of 2804 | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.dropbox.com | udp |
| GB | 162.125.64.18:443 | www.dropbox.com | tcp |
| US | 8.8.8.8:53 | 18.64.125.162.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 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsxBEEC.tmp\System.dll
| MD5 | 2ae993a2ffec0c137eb51c8832691bcb |
| SHA1 | 98e0b37b7c14890f8a599f35678af5e9435906e1 |
| SHA256 | 681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59 |
| SHA512 | 2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9 |
memory/2996-14-0x0000000004190000-0x0000000005038000-memory.dmp
memory/2996-15-0x0000000076F21000-0x0000000077041000-memory.dmp
memory/2996-16-0x0000000010004000-0x0000000010005000-memory.dmp
memory/2996-17-0x0000000010000000-0x0000000010006000-memory.dmp
memory/2804-18-0x0000000000A30000-0x00000000018D8000-memory.dmp
memory/2996-19-0x0000000004190000-0x0000000005038000-memory.dmp
memory/2804-21-0x0000000076FA8000-0x0000000076FA9000-memory.dmp
memory/2804-22-0x0000000076F21000-0x0000000077041000-memory.dmp
memory/2804-29-0x0000000000400000-0x000000000062B000-memory.dmp
memory/2804-30-0x0000000000A30000-0x00000000018D8000-memory.dmp
Analysis: behavioral5
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win7-20240704-en
Max time kernel
12s
Max time network
19s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MonitorPlugin.dll,#1
Network
Files
Analysis: behavioral7
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:57
Platform
win7-20240704-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Skriveblokkes\libdatrie-1.dll,#1
Network
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win7-20240708-en
Max time kernel
143s
Max time network
146s
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:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe | N/A |
| File opened (read-only) | C:\Program Files\Qemu-ga\qemu-ga.exe | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Erhvervsorganisationer = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Jaggies\\Aserne.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2480 set thread context of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\caspol.exe
"C:\Users\Admin\AppData\Local\Temp\62548c66d11776c84706553bdd76afd7248d2c3e69b0f47215c0dc307f0dd06a.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.dropbox.com | udp |
| GB | 162.125.64.18:443 | www.dropbox.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsy899.tmp\System.dll
| MD5 | 2ae993a2ffec0c137eb51c8832691bcb |
| SHA1 | 98e0b37b7c14890f8a599f35678af5e9435906e1 |
| SHA256 | 681382f3134de5c6272a49dd13651c8c201b89c247b471191496e7335702fa59 |
| SHA512 | 2501371eb09c01746119305ba080f3b8c41e64535ff09cee4f51322530366d0bd5322ea5290a466356598027e6cda8ab360caef62dcaf560d630742e2dd9bcd9 |
memory/2480-16-0x0000000004380000-0x0000000005228000-memory.dmp
memory/2480-17-0x0000000077B31000-0x0000000077C32000-memory.dmp
memory/2480-18-0x0000000077B30000-0x0000000077CD9000-memory.dmp
memory/2696-19-0x0000000077B30000-0x0000000077CD9000-memory.dmp
memory/2480-21-0x0000000004380000-0x0000000005228000-memory.dmp
memory/2696-42-0x0000000000400000-0x0000000000615000-memory.dmp
memory/2480-48-0x0000000004380000-0x0000000005228000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win7-20240705-en
Max time kernel
14s
Max time network
18s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win10v2004-20240709-en
Max time kernel
93s
Max time network
95s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4728 wrote to memory of 2220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4728 wrote to memory of 2220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4728 wrote to memory of 2220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2220 -ip 2220
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral6
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win10v2004-20240704-en
Max time kernel
149s
Max time network
157s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MonitorPlugin.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 211.143.182.52.in-addr.arpa | udp |
Files
Analysis: behavioral8
Detonation Overview
Submitted
2024-07-10 12:53
Reported
2024-07-10 12:56
Platform
win10v2004-20240709-en
Max time kernel
95s
Max time network
97s
Command Line
Signatures
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Skriveblokkes\libdatrie-1.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/5032-0-0x0000000068AC0000-0x0000000068AD1000-memory.dmp