Analysis
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max time kernel
145s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-05-2022 23:20
Static task
static1
Behavioral task
behavioral1
Sample
xUeolpdaadrSzyA.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
xUeolpdaadrSzyA.exe
Resource
win10v2004-20220414-en
General
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Target
xUeolpdaadrSzyA.exe
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Size
472KB
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MD5
73e6206c14e1a2a9e225b14ff7a9528c
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SHA1
129df38aaf8223b7171d28198a1d85d8bda4dda7
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SHA256
2303d08c9c8f35e63306c76d1c12aa08f963082214151638bf9d2390b43c14d3
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SHA512
82569e8d9b3fc39e5c35a3ea438f4a75ce019d6c3e9a373a5ff020984f40c35a9259c17dca1f9cc669977fd64b8a4f3a8fcd21b01952cbccb2007f36b5f3f67a
Malware Config
Extracted
Protocol: smtp- Host:
mail.orbingenieria.com - Port:
587 - Username:
[email protected] - Password:
junio777
Extracted
agenttesla
Protocol: smtp- Host:
mail.orbingenieria.com - Port:
587 - Username:
[email protected] - Password:
junio777
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/488-136-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
xUeolpdaadrSzyA.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 xUeolpdaadrSzyA.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 xUeolpdaadrSzyA.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 xUeolpdaadrSzyA.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
xUeolpdaadrSzyA.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IpMrV = "C:\\Users\\Admin\\AppData\\Roaming\\IpMrV\\IpMrV.exe" xUeolpdaadrSzyA.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
xUeolpdaadrSzyA.exedescription pid process target process PID 3420 set thread context of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
xUeolpdaadrSzyA.exexUeolpdaadrSzyA.exepid process 3420 xUeolpdaadrSzyA.exe 3420 xUeolpdaadrSzyA.exe 3420 xUeolpdaadrSzyA.exe 488 xUeolpdaadrSzyA.exe 488 xUeolpdaadrSzyA.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
xUeolpdaadrSzyA.exexUeolpdaadrSzyA.exedescription pid process Token: SeDebugPrivilege 3420 xUeolpdaadrSzyA.exe Token: SeDebugPrivilege 488 xUeolpdaadrSzyA.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
xUeolpdaadrSzyA.exepid process 488 xUeolpdaadrSzyA.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
xUeolpdaadrSzyA.exedescription pid process target process PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe PID 3420 wrote to memory of 488 3420 xUeolpdaadrSzyA.exe xUeolpdaadrSzyA.exe -
outlook_office_path 1 IoCs
Processes:
xUeolpdaadrSzyA.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 xUeolpdaadrSzyA.exe -
outlook_win_path 1 IoCs
Processes:
xUeolpdaadrSzyA.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 xUeolpdaadrSzyA.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\xUeolpdaadrSzyA.exe"C:\Users\Admin\AppData\Local\Temp\xUeolpdaadrSzyA.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\xUeolpdaadrSzyA.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- 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
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\xUeolpdaadrSzyA.exe.logFilesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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memory/488-135-0x0000000000000000-mapping.dmp
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memory/488-136-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/488-138-0x0000000005D30000-0x0000000005D96000-memory.dmpFilesize
408KB
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memory/488-139-0x00000000063D0000-0x0000000006420000-memory.dmpFilesize
320KB
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memory/3420-130-0x0000000000EE0000-0x0000000000F5C000-memory.dmpFilesize
496KB
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memory/3420-131-0x0000000005EC0000-0x0000000006464000-memory.dmpFilesize
5.6MB
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memory/3420-132-0x0000000005910000-0x00000000059A2000-memory.dmpFilesize
584KB
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memory/3420-133-0x00000000059B0000-0x00000000059BA000-memory.dmpFilesize
40KB
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memory/3420-134-0x00000000085B0000-0x000000000864C000-memory.dmpFilesize
624KB