Analysis
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max time kernel
145s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 11:24
Static task
static1
Behavioral task
behavioral1
Sample
Catalogue-Disinfectant 1.scr
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Catalogue-Disinfectant 1.scr
Resource
win10v2004-20220414-en
General
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Target
Catalogue-Disinfectant 1.scr
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Size
553KB
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MD5
0d9af17e7af59794c369d1c480a4dc1d
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SHA1
3d74c23fecabe7389aedd61b07f0ab23cf11ecdd
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SHA256
ab4da6a6eb17001b2427284b5007cd62a6cf724ba1546a13420a40fb4ecde06d
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SHA512
a55bec9c2e0e5ea0e64b8366c012db07a53b15facbb857786548ca9ef2631a6279d76f537c834df7ce0b7da3d87db6b65e936f112e767b9eaa12243a0cea9cc2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
333link00win0303
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/452-138-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Catalogue-Disinfectant 1.scrdescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation Catalogue-Disinfectant 1.scr -
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:
Catalogue-Disinfectant 1.scrdescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalogue-Disinfectant 1.scr Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalogue-Disinfectant 1.scr Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalogue-Disinfectant 1.scr -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Catalogue-Disinfectant 1.scrdescription pid process target process PID 1148 set thread context of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 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 4 IoCs
Processes:
Catalogue-Disinfectant 1.scrCatalogue-Disinfectant 1.scrpid process 1148 Catalogue-Disinfectant 1.scr 1148 Catalogue-Disinfectant 1.scr 452 Catalogue-Disinfectant 1.scr 452 Catalogue-Disinfectant 1.scr -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Catalogue-Disinfectant 1.scrCatalogue-Disinfectant 1.scrdescription pid process Token: SeDebugPrivilege 1148 Catalogue-Disinfectant 1.scr Token: SeDebugPrivilege 452 Catalogue-Disinfectant 1.scr -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Catalogue-Disinfectant 1.scrpid process 452 Catalogue-Disinfectant 1.scr -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Catalogue-Disinfectant 1.scrCatalogue-Disinfectant 1.scrdescription pid process target process PID 1148 wrote to memory of 4980 1148 Catalogue-Disinfectant 1.scr schtasks.exe PID 1148 wrote to memory of 4980 1148 Catalogue-Disinfectant 1.scr schtasks.exe PID 1148 wrote to memory of 4980 1148 Catalogue-Disinfectant 1.scr schtasks.exe PID 1148 wrote to memory of 4992 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 4992 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 4992 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 1148 wrote to memory of 452 1148 Catalogue-Disinfectant 1.scr Catalogue-Disinfectant 1.scr PID 452 wrote to memory of 3360 452 Catalogue-Disinfectant 1.scr netsh.exe PID 452 wrote to memory of 3360 452 Catalogue-Disinfectant 1.scr netsh.exe PID 452 wrote to memory of 3360 452 Catalogue-Disinfectant 1.scr netsh.exe -
outlook_office_path 1 IoCs
Processes:
Catalogue-Disinfectant 1.scrdescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Catalogue-Disinfectant 1.scr -
outlook_win_path 1 IoCs
Processes:
Catalogue-Disinfectant 1.scrdescription 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 Catalogue-Disinfectant 1.scr
Processes
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C:\Users\Admin\AppData\Local\Temp\Catalogue-Disinfectant 1.scr"C:\Users\Admin\AppData\Local\Temp\Catalogue-Disinfectant 1.scr" /S1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LyCgiShv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3009.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Catalogue-Disinfectant 1.scr"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\Catalogue-Disinfectant 1.scr"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
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\Catalogue-Disinfectant 1.scr.logFilesize
507B
MD5d1a92622541a19a1840491deb2bb5e6d
SHA15b61bb7d8973644f736968ea416ec502a0ae9bce
SHA2563b453ecc382d28d36f2c3c33634d332f856389fc3d709e40cbe9be8076da7a3c
SHA512c451f1b9a3dd7c9c2acb1174c0029591f60193b99c9d2712701e182f94fdc89cf93053b402b1ffc26ff5876bec38df7e105c4fe975826acdf6bd215011bcfe41
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C:\Users\Admin\AppData\Local\Temp\tmp3009.tmpFilesize
1KB
MD514ee63782986b47c8006e6f8c310ce96
SHA13c978a31bd94b7438c61be45094611b788bca3fa
SHA256b64d2fa46e95f24be2f7d4c6fa4c21c304d07454df27309ffbf33786f27b524d
SHA512f47ac5c0390e90b0322e8f5ccb40847bda697536a0d6da77d59d3b8c0e85f2c1da5acf8eb9dbf0a806e3f0f24a0cbdd955615ec2c8715986d7a201b2d98c786c
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memory/452-137-0x0000000000000000-mapping.dmp
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memory/452-143-0x0000000000FA0000-0x0000000000FAA000-memory.dmpFilesize
40KB
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memory/452-141-0x0000000006720000-0x0000000006770000-memory.dmpFilesize
320KB
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memory/452-140-0x0000000005850000-0x00000000058B6000-memory.dmpFilesize
408KB
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memory/452-138-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1148-133-0x0000000006530000-0x0000000006AD4000-memory.dmpFilesize
5.6MB
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memory/1148-130-0x0000000000BF0000-0x0000000000C80000-memory.dmpFilesize
576KB
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memory/1148-132-0x0000000005690000-0x000000000572C000-memory.dmpFilesize
624KB
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memory/1148-131-0x00000000055F0000-0x0000000005682000-memory.dmpFilesize
584KB
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memory/3360-142-0x0000000000000000-mapping.dmp
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memory/4980-134-0x0000000000000000-mapping.dmp
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memory/4992-136-0x0000000000000000-mapping.dmp