Analysis
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max time kernel
142s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 23:20
Static task
static1
Behavioral task
behavioral1
Sample
PeLCNZPEgPIg58v.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
PeLCNZPEgPIg58v.exe
Resource
win10v2004-20220414-en
General
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Target
PeLCNZPEgPIg58v.exe
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Size
479KB
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MD5
4a1f29fda4f5d00f9e13f0c814d7cf44
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SHA1
b7b311f9547e33f4c8310a5250354aea1bab48f7
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SHA256
2666a1e156a82dc6537a5bc8c9393d90fb21c12d721fb10eeb8d9bfe0ffe6a18
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SHA512
5e4b5642e4381f066bd46b01c3b6130ab5a5193f80aba20f2b9c3f6c9efabaa7c69244434e3d180df6de859c1eec72a6fa8b4c6d7903f0f0536e13cc417bfc70
Malware Config
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 behavioral1/memory/1708-59-0x0000000004ED0000-0x0000000004F1C000-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:
PeLCNZPEgPIg58v.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PeLCNZPEgPIg58v.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PeLCNZPEgPIg58v.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PeLCNZPEgPIg58v.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
PeLCNZPEgPIg58v.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe" PeLCNZPEgPIg58v.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
PeLCNZPEgPIg58v.exepid process 1708 PeLCNZPEgPIg58v.exe 1708 PeLCNZPEgPIg58v.exe 1708 PeLCNZPEgPIg58v.exe 1708 PeLCNZPEgPIg58v.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
PeLCNZPEgPIg58v.exepid process 1708 PeLCNZPEgPIg58v.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
PeLCNZPEgPIg58v.exedescription pid process Token: SeDebugPrivilege 1708 PeLCNZPEgPIg58v.exe -
outlook_office_path 1 IoCs
Processes:
PeLCNZPEgPIg58v.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PeLCNZPEgPIg58v.exe -
outlook_win_path 1 IoCs
Processes:
PeLCNZPEgPIg58v.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PeLCNZPEgPIg58v.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PeLCNZPEgPIg58v.exe"C:\Users\Admin\AppData\Local\Temp\PeLCNZPEgPIg58v.exe"1⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1708-54-0x00000000008C0000-0x000000000093E000-memory.dmpFilesize
504KB
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memory/1708-55-0x00000000758D1000-0x00000000758D3000-memory.dmpFilesize
8KB
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memory/1708-56-0x0000000000480000-0x0000000000490000-memory.dmpFilesize
64KB
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memory/1708-57-0x0000000004C70000-0x0000000004CD6000-memory.dmpFilesize
408KB
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memory/1708-58-0x0000000000800000-0x000000000084C000-memory.dmpFilesize
304KB
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memory/1708-59-0x0000000004ED0000-0x0000000004F1C000-memory.dmpFilesize
304KB