Analysis
-
max time kernel
125s -
max time network
123s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
19-10-2021 10:17
Static task
static1
Behavioral task
behavioral1
Sample
PO37F2020-2021.doc.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
PO37F2020-2021.doc.exe
Resource
win10-en-20211014
General
-
Target
PO37F2020-2021.doc.exe
-
Size
455KB
-
MD5
50e83b21c7ad607d296d0c12e6c66a0e
-
SHA1
d1c4b5d66139793c055a7874052076b6c0449228
-
SHA256
e222a0ce0e2d6f8af964efd2510a70a957aabec7fc95d806a4af431f519d9135
-
SHA512
00f8ee3fbe466c92a6716d8c11141950a291c8d8b2a7d4ea4d97a630e669caba746e75962f47035f4d2f0bcb74641d57665b81621c00362425fec9ba274001f1
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.dipiluminacion.com - Port:
587 - Username:
[email protected] - Password:
icui4cu2@@
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/772-61-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/772-62-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/772-63-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/772-64-0x0000000000436D8E-mapping.dmp family_agenttesla behavioral1/memory/772-65-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
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:
PO37F2020-2021.doc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO37F2020-2021.doc.exe Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO37F2020-2021.doc.exe Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO37F2020-2021.doc.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO37F2020-2021.doc.exedescription pid process target process PID 2008 set thread context of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
PO37F2020-2021.doc.exepid process 772 PO37F2020-2021.doc.exe 772 PO37F2020-2021.doc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
PO37F2020-2021.doc.exedescription pid process Token: SeDebugPrivilege 772 PO37F2020-2021.doc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
PO37F2020-2021.doc.exedescription pid process target process PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe PID 2008 wrote to memory of 772 2008 PO37F2020-2021.doc.exe PO37F2020-2021.doc.exe -
outlook_office_path 1 IoCs
Processes:
PO37F2020-2021.doc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO37F2020-2021.doc.exe -
outlook_win_path 1 IoCs
Processes:
PO37F2020-2021.doc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO37F2020-2021.doc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO37F2020-2021.doc.exe"C:\Users\Admin\AppData\Local\Temp\PO37F2020-2021.doc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Users\Admin\AppData\Local\Temp\PO37F2020-2021.doc.exe"C:\Users\Admin\AppData\Local\Temp\PO37F2020-2021.doc.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:772
-