Analysis
-
max time kernel
139s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 23:30
Static task
static1
Behavioral task
behavioral1
Sample
Catalog.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Catalog.exe
Resource
win10v2004-20220414-en
General
-
Target
Catalog.exe
-
Size
432KB
-
MD5
7d7aae060d553d8ae3a48a6a1e7dbddb
-
SHA1
44ab5e2b2e0f870e592e7cb1026ba9cb2c2a451f
-
SHA256
2a2a628e23fa234e422aa5edcb6718f54e5caa2822ee10950a30619d9e9b0534
-
SHA512
7f7bfec03fa197ba78ab4b1f42090409224aede7abe321fac52f98207be7dfca46c32a8c081e0d84dfa91e93897c4adabc543c52cac61a352c98a3174f155b12
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
K$pbkEK0
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/956-63-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/956-64-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/956-65-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/956-66-0x0000000000446DFE-mapping.dmp family_agenttesla behavioral1/memory/956-68-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/956-70-0x0000000000400000-0x000000000044C000-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:
Catalog.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalog.exe Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalog.exe Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalog.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Catalog.exedescription pid process target process PID 1792 set thread context of 956 1792 Catalog.exe Catalog.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:
Catalog.exepid process 956 Catalog.exe 956 Catalog.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Catalog.exedescription pid process Token: SeDebugPrivilege 956 Catalog.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Catalog.exepid process 956 Catalog.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Catalog.exedescription pid process target process PID 1792 wrote to memory of 1252 1792 Catalog.exe schtasks.exe PID 1792 wrote to memory of 1252 1792 Catalog.exe schtasks.exe PID 1792 wrote to memory of 1252 1792 Catalog.exe schtasks.exe PID 1792 wrote to memory of 1252 1792 Catalog.exe schtasks.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe PID 1792 wrote to memory of 956 1792 Catalog.exe Catalog.exe -
outlook_office_path 1 IoCs
Processes:
Catalog.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalog.exe -
outlook_win_path 1 IoCs
Processes:
Catalog.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalog.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Catalog.exe"C:\Users\Admin\AppData\Local\Temp\Catalog.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eJVfFedO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE486.tmp"2⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\Catalog.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\tmpE486.tmpFilesize
1KB
MD515ec6fb8fe12cba546b0dc6139da60d6
SHA12045892f8749243657342a8e2ee39b421150d071
SHA256656323da8dad446951cb06e3baa12fd7f5dbbb6dd0b3d1ce60e0cb7806e383f7
SHA5129cc89945a261d83d6622c0869023918dcc63c27c758cddb61fe7bd22441bee4b1fda7f1cfad2f6c918f433672ef067a8d0e7bcc8f49cfe79b041fadc519c78ff
-
memory/956-64-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/956-60-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/956-61-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/956-63-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/956-65-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/956-66-0x0000000000446DFE-mapping.dmp
-
memory/956-68-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/956-70-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
-
memory/1252-58-0x0000000000000000-mapping.dmp
-
memory/1792-56-0x00000000006A0000-0x00000000006F4000-memory.dmpFilesize
336KB
-
memory/1792-57-0x0000000076461000-0x0000000076463000-memory.dmpFilesize
8KB
-
memory/1792-55-0x00000000002F0000-0x00000000002F8000-memory.dmpFilesize
32KB
-
memory/1792-54-0x00000000013D0000-0x0000000001442000-memory.dmpFilesize
456KB