Analysis
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max time kernel
141s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
20-10-2021 03:39
Static task
static1
Behavioral task
behavioral1
Sample
PI7-1204-Linkapac-CW-19-10.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
PI7-1204-Linkapac-CW-19-10.exe
Resource
win10-en-20211014
General
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Target
PI7-1204-Linkapac-CW-19-10.exe
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Size
405KB
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MD5
22c999f6b5f2c7d7bea5f03d0405197a
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SHA1
9ceb02fbab7cb667edb6dbc71c43f1f839ab0291
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SHA256
04d6c0b73528c0b03eb5f0df3ba4da8f3f111c38aaa721d590e1186e2b342b57
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SHA512
3d8503242e2fbc576c25aa2b6a727253270bd0c9b6e268febfa5c399ca6376478e383223b536013e63ad065d08e3f836dd63b2083a9d8d1e53fb8d1e6b3c83c2
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.vinnyinteriors.com - Port:
587 - Username:
[email protected] - Password:
koxZJ@I2
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/3540-124-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/3540-125-0x00000000004374EE-mapping.dmp family_agenttesla behavioral2/memory/3540-130-0x0000000005260000-0x000000000575E000-memory.dmp family_agenttesla -
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:
PI7-1204-Linkapac-CW-19-10.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PI7-1204-Linkapac-CW-19-10.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PI7-1204-Linkapac-CW-19-10.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PI7-1204-Linkapac-CW-19-10.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PI7-1204-Linkapac-CW-19-10.exedescription pid process target process PID 2340 set thread context of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
PI7-1204-Linkapac-CW-19-10.exepid process 3540 PI7-1204-Linkapac-CW-19-10.exe 3540 PI7-1204-Linkapac-CW-19-10.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
PI7-1204-Linkapac-CW-19-10.exedescription pid process Token: SeDebugPrivilege 3540 PI7-1204-Linkapac-CW-19-10.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
PI7-1204-Linkapac-CW-19-10.exedescription pid process target process PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe PID 2340 wrote to memory of 3540 2340 PI7-1204-Linkapac-CW-19-10.exe PI7-1204-Linkapac-CW-19-10.exe -
outlook_office_path 1 IoCs
Processes:
PI7-1204-Linkapac-CW-19-10.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PI7-1204-Linkapac-CW-19-10.exe -
outlook_win_path 1 IoCs
Processes:
PI7-1204-Linkapac-CW-19-10.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PI7-1204-Linkapac-CW-19-10.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PI7-1204-Linkapac-CW-19-10.exe"C:\Users\Admin\AppData\Local\Temp\PI7-1204-Linkapac-CW-19-10.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Users\Admin\AppData\Local\Temp\PI7-1204-Linkapac-CW-19-10.exe"C:\Users\Admin\AppData\Local\Temp\PI7-1204-Linkapac-CW-19-10.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3540
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PI7-1204-Linkapac-CW-19-10.exe.logMD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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memory/2340-122-0x0000000008CC0000-0x0000000008CC1000-memory.dmpFilesize
4KB
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memory/2340-117-0x0000000005890000-0x0000000005891000-memory.dmpFilesize
4KB
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memory/2340-119-0x0000000005260000-0x0000000005261000-memory.dmpFilesize
4KB
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memory/2340-120-0x0000000005230000-0x00000000052C2000-memory.dmpFilesize
584KB
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memory/2340-121-0x0000000005570000-0x0000000005578000-memory.dmpFilesize
32KB
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memory/2340-115-0x00000000009D0000-0x00000000009D1000-memory.dmpFilesize
4KB
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memory/2340-123-0x0000000008E60000-0x0000000008EB8000-memory.dmpFilesize
352KB
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memory/2340-118-0x00000000052D0000-0x00000000052D1000-memory.dmpFilesize
4KB
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memory/3540-124-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/3540-125-0x00000000004374EE-mapping.dmp
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memory/3540-130-0x0000000005260000-0x000000000575E000-memory.dmpFilesize
5.0MB
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memory/3540-132-0x0000000005410000-0x0000000005411000-memory.dmpFilesize
4KB
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memory/3540-133-0x0000000005FC0000-0x0000000005FC1000-memory.dmpFilesize
4KB
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memory/3540-136-0x0000000005260000-0x000000000575E000-memory.dmpFilesize
5.0MB