Analysis
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max time kernel
130s -
max time network
121s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
22-10-2021 20:50
Static task
static1
Behavioral task
behavioral1
Sample
COMPROBA.BAT.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
COMPROBA.BAT.exe
Resource
win10-en-20211014
General
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Target
COMPROBA.BAT.exe
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Size
735KB
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MD5
82e1d03d8c42186ee9816ebbb7a71e78
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SHA1
a363c459629fca6487c6f2b8265ff2cbb016d628
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SHA256
5e1daf38670154cb7700b046673255609c6b7ff7e8c518e4186d86403d3ab713
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SHA512
5af977aabf13f1ee37dcbcdeab72b21e05300604557f937650ec48f1f6e104fdeede56f3ea7a52c30d7a60e8f31046c0ae6debaa5b2d173af8f1e1a7f88355fc
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mudanzasdistintas.com.ar - Port:
587 - Username:
droid@mudanzasdistintas.com.ar - Password:
icui4cu2@@
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/1872-124-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/1872-125-0x0000000000436DCE-mapping.dmp family_agenttesla -
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:
COMPROBA.BAT.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 COMPROBA.BAT.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 COMPROBA.BAT.exe Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 COMPROBA.BAT.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
COMPROBA.BAT.exedescription pid process target process PID 2968 set thread context of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
COMPROBA.BAT.exeCOMPROBA.BAT.exepid process 2968 COMPROBA.BAT.exe 2968 COMPROBA.BAT.exe 1872 COMPROBA.BAT.exe 1872 COMPROBA.BAT.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
COMPROBA.BAT.exeCOMPROBA.BAT.exedescription pid process Token: SeDebugPrivilege 2968 COMPROBA.BAT.exe Token: SeDebugPrivilege 1872 COMPROBA.BAT.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
COMPROBA.BAT.exedescription pid process target process PID 2968 wrote to memory of 800 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 800 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 800 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe PID 2968 wrote to memory of 1872 2968 COMPROBA.BAT.exe COMPROBA.BAT.exe -
outlook_office_path 1 IoCs
Processes:
COMPROBA.BAT.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 COMPROBA.BAT.exe -
outlook_win_path 1 IoCs
Processes:
COMPROBA.BAT.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 COMPROBA.BAT.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"C:\Users\Admin\AppData\Local\Temp\COMPROBA.BAT.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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\COMPROBA.BAT.exe.logMD5
0c2899d7c6746f42d5bbe088c777f94c
SHA1622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1
SHA2565b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458
SHA512ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078
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memory/1872-124-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1872-133-0x0000000006400000-0x0000000006401000-memory.dmpFilesize
4KB
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memory/1872-132-0x0000000005850000-0x0000000005851000-memory.dmpFilesize
4KB
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memory/1872-131-0x0000000005840000-0x0000000005841000-memory.dmpFilesize
4KB
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memory/1872-125-0x0000000000436DCE-mapping.dmp
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memory/2968-119-0x0000000007390000-0x000000000788E000-memory.dmpFilesize
5.0MB
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memory/2968-123-0x0000000009C10000-0x0000000009C67000-memory.dmpFilesize
348KB
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memory/2968-122-0x00000000086D0000-0x00000000086D1000-memory.dmpFilesize
4KB
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memory/2968-121-0x00000000076B0000-0x00000000076B7000-memory.dmpFilesize
28KB
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memory/2968-120-0x00000000073A0000-0x00000000073A1000-memory.dmpFilesize
4KB
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memory/2968-115-0x00000000005E0000-0x00000000005E1000-memory.dmpFilesize
4KB
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memory/2968-118-0x0000000007430000-0x0000000007431000-memory.dmpFilesize
4KB
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memory/2968-117-0x0000000007890000-0x0000000007891000-memory.dmpFilesize
4KB