Analysis
-
max time kernel
119s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-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
-
Target
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe
-
Size
600KB
-
MD5
be75b9aed26b7e7138a7e8c0251eb12f
-
SHA1
caab38fe413396dbbfba8a5ea8a118b6fe435bd2
-
SHA256
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5
-
SHA512
131e831196f414645372e0579c8acc08ac51d81a324a36d767080a7cf95ef18dea4786fecc2e40bdade55df61e63c217fc79f95c3761230053c9632324aeedca
-
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
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Agenttesla family
-
AgentTesla payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1884-21-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1884-25-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1884-23-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1884-17-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1884-15-0x0000000000400000-0x000000000043C000-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 -
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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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-1-5-21-2039016743-699959520-214465309-1000\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 2324 set thread context of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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.exe8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exepid Process 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 1884 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 1884 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription pid Process Token: SeDebugPrivilege 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe Token: SeDebugPrivilege 1884 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exepid Process 1884 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription pid Process procid_target PID 2324 wrote to memory of 2812 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 30 PID 2324 wrote to memory of 2812 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 30 PID 2324 wrote to memory of 2812 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 30 PID 2324 wrote to memory of 2812 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 30 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 PID 2324 wrote to memory of 1884 2324 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe 32 -
outlook_office_path 1 IoCs
Processes:
8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe"C:\Users\Admin\AppData\Local\Temp\8391aae8c5d9970e3dc4de04a92850729c3e726f3281aacc9e4db306b4ac8cd5.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jAhDFpkzATjOFr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp20AA.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2812
-
-
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:1884
-
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
-
Filesize
1KB
MD5612d76309eeda25c531e7600f65ca324
SHA184988181816b15253a1dc1fd8beb7fa773817933
SHA256e60601394307d921530ffb30c1bbe922542c65e2a15c48f38ba60b6224a90bb8
SHA5120ef7595ed366ceb36cd625a59af617c9815adf590df5e3862cfb78da5018b8d3ce80d9c1e0335a90828225c8393f60857b4ccc074a966fdc1e62c4751792e3f3