Analysis
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max time kernel
129s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 11:14
Static task
static1
Behavioral task
behavioral1
Sample
HBL-BLCOPY.EXCELL.XLs.vr.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
HBL-BLCOPY.EXCELL.XLs.vr.exe
Resource
win10v2004-20220414-en
General
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Target
HBL-BLCOPY.EXCELL.XLs.vr.exe
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Size
546KB
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MD5
b3c3a754b3bc65c1c23f5aba0374cbc3
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SHA1
1dd4140e0d4575cb9ad59ee97a93ea043bec499b
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SHA256
7198765cf784d75d7149e2253af7938eaf1598b960e65351bc0959633f503792
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SHA512
301a86fb2c8a4320b1110abddb8e82956c29b8c55456000bacd4f005d346bd72686afc3fb449d13efddafc9c4667b5fa739c2b79d89c7023250d74117df2c833
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
qwerty123@
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1792-62-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1792-63-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1792-64-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1792-65-0x0000000000446DBE-mapping.dmp family_agenttesla behavioral1/memory/1792-67-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1792-69-0x0000000000400000-0x000000000044C000-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:
HBL-BLCOPY.EXCELL.XLs.vr.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 HBL-BLCOPY.EXCELL.XLs.vr.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 HBL-BLCOPY.EXCELL.XLs.vr.exe Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 HBL-BLCOPY.EXCELL.XLs.vr.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
HBL-BLCOPY.EXCELL.XLs.vr.exedescription pid process target process PID 1044 set thread context of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
HBL-BLCOPY.EXCELL.XLs.vr.exeHBL-BLCOPY.EXCELL.XLs.vr.exepid process 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe 1792 HBL-BLCOPY.EXCELL.XLs.vr.exe 1792 HBL-BLCOPY.EXCELL.XLs.vr.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
HBL-BLCOPY.EXCELL.XLs.vr.exeHBL-BLCOPY.EXCELL.XLs.vr.exedescription pid process Token: SeDebugPrivilege 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe Token: SeDebugPrivilege 1792 HBL-BLCOPY.EXCELL.XLs.vr.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
HBL-BLCOPY.EXCELL.XLs.vr.exedescription pid process target process PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe PID 1044 wrote to memory of 1792 1044 HBL-BLCOPY.EXCELL.XLs.vr.exe HBL-BLCOPY.EXCELL.XLs.vr.exe -
outlook_office_path 1 IoCs
Processes:
HBL-BLCOPY.EXCELL.XLs.vr.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 HBL-BLCOPY.EXCELL.XLs.vr.exe -
outlook_win_path 1 IoCs
Processes:
HBL-BLCOPY.EXCELL.XLs.vr.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 HBL-BLCOPY.EXCELL.XLs.vr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\HBL-BLCOPY.EXCELL.XLs.vr.exe"C:\Users\Admin\AppData\Local\Temp\HBL-BLCOPY.EXCELL.XLs.vr.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\HBL-BLCOPY.EXCELL.XLs.vr.exe"{path}"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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memory/1044-54-0x0000000000BA0000-0x0000000000C2E000-memory.dmpFilesize
568KB
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memory/1044-55-0x00000000759F1000-0x00000000759F3000-memory.dmpFilesize
8KB
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memory/1044-56-0x00000000003E0000-0x00000000003EA000-memory.dmpFilesize
40KB
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memory/1044-57-0x0000000004FF0000-0x000000000506A000-memory.dmpFilesize
488KB
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memory/1044-58-0x00000000023A0000-0x0000000002400000-memory.dmpFilesize
384KB
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memory/1792-59-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1792-60-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1792-62-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1792-63-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1792-64-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1792-65-0x0000000000446DBE-mapping.dmp
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memory/1792-67-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1792-69-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB