Analysis Overview
SHA256
2e2b22d80e84945f3149e24fb08a874e5293d4fbbff6d7df7c941fb47be9b4ff
Threat Level: Known bad
The file 118327932 AR_Feb_kazkhstan _2024-v2.exe was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Loads dropped DLL
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
Program crash
Unsigned PE
Enumerates physical storage devices
NSIS installer
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-09 09:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| 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: behavioral1
Detonation Overview
Submitted
2024-07-09 09:49
Reported
2024-07-09 09:51
Platform
win7-20240705-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder1\\Spektralanalyser.exe" | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | drive.google.com | N/A | N/A |
| N/A | drive.google.com | N/A | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2044 set thread context of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Fonts\Apokryfens\Byggrynene.ini | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2044 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
| PID 2044 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
| PID 2044 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
| PID 2044 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
| PID 2044 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
| PID 2044 wrote to memory of 2696 | N/A | C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe | C:\Program Files (x86)\windows mail\wab.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe
"C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe"
C:\Program Files (x86)\windows mail\wab.exe
"C:\Users\Admin\AppData\Local\Temp\118327932 AR_Feb_kazkhstan _2024-v2.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 172.217.16.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 216.58.201.99:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 216.58.201.99:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 216.58.201.97:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | learfo55ozj01.duckdns.org | udp |
| US | 192.169.69.26:29871 | learfo55ozj01.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj01.duckdns.org | tcp |
| US | 8.8.8.8:53 | learfo55ozj02.duckdns.org | udp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 8.8.8.8:53 | learfo55ozj01.duckdns.org | udp |
| US | 192.169.69.26:29872 | learfo55ozj01.duckdns.org | tcp |
| US | 8.8.8.8:53 | learfo55ozj02.duckdns.org | udp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29871 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
| US | 192.169.69.26:29872 | learfo55ozj02.duckdns.org | tcp |
Files
\Users\Admin\AppData\Local\Temp\nst9CEC.tmp\System.dll
| MD5 | 3f176d1ee13b0d7d6bd92e1c7a0b9bae |
| SHA1 | fe582246792774c2c9dd15639ffa0aca90d6fd0b |
| SHA256 | fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e |
| SHA512 | 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6 |
memory/2044-12-0x00000000775E1000-0x00000000776E2000-memory.dmp
memory/2044-13-0x00000000775E0000-0x0000000077789000-memory.dmp
memory/2696-14-0x00000000775E0000-0x0000000077789000-memory.dmp
memory/2696-16-0x0000000000900000-0x0000000001962000-memory.dmp
memory/2696-36-0x0000000001970000-0x00000000073C2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Reported
0001-01-01 00:00
Command Line
Signatures
Processes
Network
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-07-09 09:49
Reported
2024-07-09 09:51
Platform
win7-20240704-en
Max time kernel
120s
Max time network
121s
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 2792 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-07-09 09:49
Reported
2024-07-09 09:51
Platform
win10v2004-20240704-en
Max time kernel
93s
Max time network
97s
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 1132 wrote to memory of 5052 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1132 wrote to memory of 5052 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1132 wrote to memory of 5052 | 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 432 -p 5052 -ip 5052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.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 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |