Analysis
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max time kernel
101s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
19-01-2021 07:36
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
INVOICE.exe
Resource
win10v20201028
General
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Target
INVOICE.exe
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Size
479KB
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MD5
bedc66c12a9045e1d8e89fd47ccd4ebb
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SHA1
43be31d907ec599edcd6c64b61a5d464c02a981b
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SHA256
94e4d23e3ede10365bdc9ebcf52fab0428c693b3c8d768d4090139d9607d3f95
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SHA512
c807e423c21ea4c7d507f3d8f7023acc1863490c6f984762fd146bf64ce2ba92f5df143d4762b91eace2f807029be023bbdd29553e2aa49eafaa4193f8e1e6b6
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp-mail.outlook.com - Port:
587 - Username:
angeldominic2016@outlook.com - Password:
pastor12
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/496-3-0x0000000000400000-0x000000000044D000-memory.dmp family_agenttesla behavioral2/memory/496-4-0x0000000006E80000-0x0000000006EB6000-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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
INVOICE.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\Task Scheduler Engine = "C:\\Users\\Admin\\AppData\\Roaming\\Task Scheduler Engine\\Task Scheduler Engine.exe" INVOICE.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
INVOICE.exepid process 496 INVOICE.exe 496 INVOICE.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
INVOICE.exepid process 496 INVOICE.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
INVOICE.exedescription pid process Token: SeDebugPrivilege 496 INVOICE.exe
Processes
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/496-2-0x00000000739E0000-0x00000000740CE000-memory.dmpFilesize
6.9MB
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memory/496-3-0x0000000000400000-0x000000000044D000-memory.dmpFilesize
308KB
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memory/496-4-0x0000000006E80000-0x0000000006EB6000-memory.dmpFilesize
216KB
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memory/496-7-0x0000000006F82000-0x0000000006F83000-memory.dmpFilesize
4KB
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memory/496-6-0x0000000006F80000-0x0000000006F81000-memory.dmpFilesize
4KB
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memory/496-8-0x0000000006F83000-0x0000000006F84000-memory.dmpFilesize
4KB
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memory/496-9-0x0000000007490000-0x0000000007491000-memory.dmpFilesize
4KB
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memory/496-10-0x0000000007170000-0x0000000007171000-memory.dmpFilesize
4KB
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memory/496-11-0x0000000006F84000-0x0000000006F85000-memory.dmpFilesize
4KB
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memory/496-12-0x0000000006F50000-0x0000000006F51000-memory.dmpFilesize
4KB
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memory/496-13-0x00000000070D0000-0x00000000070D1000-memory.dmpFilesize
4KB
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memory/496-14-0x0000000007D80000-0x0000000007D81000-memory.dmpFilesize
4KB
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memory/496-15-0x00000000019A0000-0x00000000019A1000-memory.dmpFilesize
4KB