Analysis
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max time kernel
94s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
27-01-2021 14:03
Static task
static1
Behavioral task
behavioral1
Sample
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe
Resource
win10v20201028
General
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Target
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe
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Size
2.0MB
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MD5
e5b5fde8d8579dca685c942019b10ea1
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SHA1
1c33a8d5d1775777f45793e5e97d408fe055b13f
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SHA256
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209
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SHA512
cb3643c8e54cd2adad6090f6f9d24ae7e4979580aa02c0c9f96640297c95e0cf315198043560103b14e082f5cc3d399931de1b4bc51c4f24297af26a1a024319
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1430527829:AAEVOge50SoiKIG8DObypzFsov8W5H9ybDc/sendDocument
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Local\\Temp\\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe\"" 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/192-10-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/192-11-0x000000000043778E-mapping.dmp family_agenttesla -
Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Drops startup file 2 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\<Unknown> = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe" 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe" 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum\0 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription pid process target process PID 756 set thread context of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exepid process 192 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 192 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription pid process Token: SeDebugPrivilege 192 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exepid process 192 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exedescription pid process target process PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe PID 756 wrote to memory of 192 756 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe 2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe"C:\Users\Admin\AppData\Local\Temp\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Drops startup file
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe"C:\Users\Admin\AppData\Local\Temp\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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\2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209.exe.logMD5
c841b0053b0a6f0dab24458cda1d9b63
SHA11eca8f4096c7867bca4369d5b6afcb9d6842c796
SHA25623ef5f7437f13263563874ec855363339baead4b4a1b2eca7bf4db5f9fd7b13a
SHA5127c159346ec6950a56b436a3c28ee8cc1131e2fa76db03863222da8d7e1d3b5cc81367eaae86c9d98aa52ff813f39701740bfe93002b6b5d872621613d404ff43
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memory/192-19-0x0000000005560000-0x0000000005561000-memory.dmpFilesize
4KB
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memory/192-10-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/192-23-0x0000000005871000-0x0000000005872000-memory.dmpFilesize
4KB
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memory/192-22-0x0000000002F80000-0x0000000002F81000-memory.dmpFilesize
4KB
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memory/192-11-0x000000000043778E-mapping.dmp
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memory/192-21-0x0000000006500000-0x0000000006501000-memory.dmpFilesize
4KB
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memory/192-18-0x0000000005870000-0x0000000005871000-memory.dmpFilesize
4KB
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memory/192-13-0x00000000739A0000-0x000000007408E000-memory.dmpFilesize
6.9MB
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memory/756-8-0x0000000005630000-0x0000000005631000-memory.dmpFilesize
4KB
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memory/756-3-0x00000000009F0000-0x00000000009F1000-memory.dmpFilesize
4KB
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memory/756-5-0x0000000005490000-0x0000000005491000-memory.dmpFilesize
4KB
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memory/756-2-0x00000000739A0000-0x000000007408E000-memory.dmpFilesize
6.9MB
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memory/756-9-0x0000000005530000-0x0000000005531000-memory.dmpFilesize
4KB
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memory/756-7-0x0000000005B40000-0x0000000005B41000-memory.dmpFilesize
4KB
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memory/756-6-0x0000000002E50000-0x0000000002E9A000-memory.dmpFilesize
296KB