Analysis
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max time kernel
133s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2024 02:01
Static task
static1
Behavioral task
behavioral1
Sample
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe
Resource
win10v2004-20241007-en
General
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Target
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe
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Size
600KB
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MD5
be75b9aed26b7e7138a7e8c0251eb12f
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SHA1
caab38fe413396dbbfba8a5ea8a118b6fe435bd2
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SHA256
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5
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SHA512
131e831196f414645372e0579c8acc08ac51d81a324a36d767080a7cf95ef18dea4786fecc2e40bdade55df61e63c217fc79f95c3761230053c9632324aeedca
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SSDEEP
12288:qRX4+E+eG8iIcxs+S/2nX57WHeWHOfOaK1lOLFM/0f3S09PbtunPnXbuCAiyNvan:qh4QeSxs+S6XBTWuWaK1gN+N
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.diva-italia.com - Port:
587 - Username:
[email protected] - Password:
rr.@%5LjgLz7
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4076-15-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe" 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription pid Process procid_target PID 4928 set thread context of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exeschtasks.exe8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exepid Process 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 4076 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 4076 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription pid Process Token: SeDebugPrivilege 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Token: SeDebugPrivilege 4076 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exepid Process 4076 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription pid Process procid_target PID 4928 wrote to memory of 3432 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 95 PID 4928 wrote to memory of 3432 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 95 PID 4928 wrote to memory of 3432 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 95 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 PID 4928 wrote to memory of 4076 4928 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 97 -
outlook_office_path 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
outlook_win_path 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe"C:\Users\Admin\AppData\Local\Temp\8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jAhDFpkzATjOFr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27D6.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3432
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C:\Users\Admin\AppData\Local\Temp\8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe"{path}"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4076
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
1KB
MD59a50b251b84bbe33aa93e61a1810e4e4
SHA13e5d3db2e6db5c40b133e096464dc1be2794eeab
SHA256380b3dc375ce3b44135b3a93d85e4be1c2d334ae74606f174f973c69df97a5bb
SHA5127b3e3aabe0a88a7bd08c0981d8e6b0fee521eed179ba7987866e52a559fa59c6f4171095ab33ebb672916aa67e82c8bae8101da090834cd9092a5d05d85ca115