Analysis Overview
SHA256
5a9c5ed46fc46eeb7a5a425d17825ff2e36334e4fd94917768298b0327aaf1a8
Threat Level: Known bad
The file Description CALIPSO dd 26.03.2024.doc.lzh was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 10:15
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 10:15
Reported
2024-06-03 10:18
Platform
win7-20240221-en
Max time kernel
120s
Max time network
125s
Command Line
Signatures
AgentTesla
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1500 set thread context of 2916 | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr
"C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr" /S
C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr
"C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.12.205:443 | api.ipify.org | tcp |
Files
memory/1500-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp
memory/1500-1-0x0000000000CB0000-0x0000000000D88000-memory.dmp
memory/1500-2-0x0000000074A40000-0x000000007512E000-memory.dmp
memory/1500-3-0x0000000000550000-0x0000000000566000-memory.dmp
memory/1500-4-0x00000000005A0000-0x00000000005AE000-memory.dmp
memory/1500-5-0x00000000005B0000-0x00000000005C0000-memory.dmp
memory/1500-6-0x00000000049D0000-0x0000000004A52000-memory.dmp
memory/2916-15-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2916-19-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2916-17-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2916-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2916-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2916-9-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2916-7-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2916-8-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1500-21-0x0000000074A40000-0x000000007512E000-memory.dmp
memory/2916-20-0x0000000074A40000-0x000000007512E000-memory.dmp
memory/2916-22-0x0000000074A40000-0x000000007512E000-memory.dmp
memory/2916-23-0x0000000074A40000-0x000000007512E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 10:15
Reported
2024-06-03 10:18
Platform
win10v2004-20240426-en
Max time kernel
115s
Max time network
117s
Command Line
Signatures
AgentTesla
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1472 set thread context of 4728 | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr
"C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr" /S
C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr
"C:\Users\Admin\AppData\Local\Temp\Description CALIPSO dd 26.03.2024.doc.scr"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.13.205:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | 205.13.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | beirutrest.com | udp |
| US | 50.87.144.157:21 | beirutrest.com | tcp |
| US | 50.87.144.157:47790 | beirutrest.com | tcp |
| US | 8.8.8.8:53 | 157.144.87.50.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/1472-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp
memory/1472-1-0x0000000000A30000-0x0000000000B08000-memory.dmp
memory/1472-2-0x0000000005930000-0x0000000005ED4000-memory.dmp
memory/1472-3-0x0000000005420000-0x00000000054B2000-memory.dmp
memory/1472-4-0x00000000054C0000-0x0000000005814000-memory.dmp
memory/1472-5-0x0000000074A40000-0x00000000751F0000-memory.dmp
memory/1472-6-0x00000000058D0000-0x00000000058DA000-memory.dmp
memory/1472-7-0x0000000006080000-0x0000000006096000-memory.dmp
memory/1472-8-0x00000000060A0000-0x00000000060AE000-memory.dmp
memory/1472-9-0x00000000060B0000-0x00000000060C0000-memory.dmp
memory/1472-10-0x0000000006A30000-0x0000000006AB2000-memory.dmp
memory/1472-11-0x0000000009290000-0x000000000932C000-memory.dmp
memory/4728-12-0x0000000000400000-0x0000000000440000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Description CALIPSO dd 26.03.2024.doc.scr.log
| MD5 | b7b9acb869ccc7f7ecb5304ec0384dee |
| SHA1 | 6a90751c95817903ee833d59a0abbef425a613b3 |
| SHA256 | 8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4 |
| SHA512 | 7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764 |
memory/4728-15-0x0000000074A40000-0x00000000751F0000-memory.dmp
memory/1472-16-0x0000000074A40000-0x00000000751F0000-memory.dmp
memory/4728-17-0x0000000074A40000-0x00000000751F0000-memory.dmp
memory/4728-18-0x0000000005700000-0x0000000005766000-memory.dmp
memory/4728-19-0x0000000006DE0000-0x0000000006E30000-memory.dmp
memory/4728-20-0x0000000074A40000-0x00000000751F0000-memory.dmp