Analysis
-
max time kernel
138s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 12:41
Static task
static1
Behavioral task
behavioral1
Sample
PO-7890374.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
PO-7890374.exe
Resource
win10v2004-20220414-en
General
-
Target
PO-7890374.exe
-
Size
488KB
-
MD5
e9578b76923aaf0ef5c6ddd29f04c44b
-
SHA1
fd105ad0cfaac1465e7773e1f5a98a4bdc9ab7d9
-
SHA256
0e1398abdfa85e32529125bf46eca2248faa7baa07f114ead8e310fc05a73beb
-
SHA512
fb064a5aad513cf8650d03b716e0502a920779a9c2f7f3db0628e65c89c439b72984f2efc21f43112874fff3cbe1c59d1cc0d8e4cc944ecd97abb043c280cc37
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://gsmtp.me/ - Port:
21 - Username:
mikano - Password:
N1!4o8yg
Protocol: ftp- Host:
ftp://gsmtp.me/ - Port:
21 - Username:
mikano - Password:
N1!4o8yg
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1456-63-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1456-64-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1456-65-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1456-66-0x0000000000446BAE-mapping.dmp family_agenttesla behavioral1/memory/1456-68-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1456-70-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
PO-7890374.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-7890374.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-7890374.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-7890374.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO-7890374.exedescription pid process target process PID 552 set thread context of 1456 552 PO-7890374.exe PO-7890374.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
PO-7890374.exepid process 1456 PO-7890374.exe 1456 PO-7890374.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
PO-7890374.exedescription pid process Token: SeDebugPrivilege 1456 PO-7890374.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
PO-7890374.exepid process 1456 PO-7890374.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
PO-7890374.exedescription pid process target process PID 552 wrote to memory of 1264 552 PO-7890374.exe schtasks.exe PID 552 wrote to memory of 1264 552 PO-7890374.exe schtasks.exe PID 552 wrote to memory of 1264 552 PO-7890374.exe schtasks.exe PID 552 wrote to memory of 1264 552 PO-7890374.exe schtasks.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe PID 552 wrote to memory of 1456 552 PO-7890374.exe PO-7890374.exe -
outlook_office_path 1 IoCs
Processes:
PO-7890374.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-7890374.exe -
outlook_win_path 1 IoCs
Processes:
PO-7890374.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO-7890374.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO-7890374.exe"C:\Users\Admin\AppData\Local\Temp\PO-7890374.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nyDUFmqp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF5D.tmp"2⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\PO-7890374.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\tmpF5D.tmpFilesize
1KB
MD58fefb2efeb0c8f0def8bd5246d5b0501
SHA1fe8b4768119adcf5bc905986a6dc4a215ab5177d
SHA2566e6c57563122695181d988ee5bcfe679e158acc83e05099b9e961630ee89caa7
SHA51226b6bd9d24bae7df6022de80d39552e8493f3e4e1c9659795ad4fa8b2d48288852e017d6b3135e2ada5b0f97749509f9c23c242bd3572d19f0c8d0afc1af0b72
-
memory/552-54-0x0000000000B40000-0x0000000000BC0000-memory.dmpFilesize
512KB
-
memory/552-55-0x0000000000390000-0x000000000039A000-memory.dmpFilesize
40KB
-
memory/552-56-0x0000000004760000-0x00000000047B4000-memory.dmpFilesize
336KB
-
memory/552-57-0x0000000075501000-0x0000000075503000-memory.dmpFilesize
8KB
-
memory/1264-58-0x0000000000000000-mapping.dmp
-
memory/1456-60-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1456-61-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1456-63-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1456-64-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1456-65-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1456-66-0x0000000000446BAE-mapping.dmp
-
memory/1456-68-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1456-70-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB