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Analysis
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max time kernel
21s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
03/07/2023, 20:30
Static task
static1
Behavioral task
behavioral1
Sample
DOCUMENT.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
DOCUMENT.exe
Resource
win10v2004-20230703-en
General
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Target
DOCUMENT.exe
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Size
3.0MB
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MD5
a6b1af7c558a106078ea147df82e13e3
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SHA1
275a5e76aea1365c65ad34132382a9d3e1c07445
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SHA256
ebc89503b1729887f5ea5423b334ef1b3ec215386b8c9c656a177f338158d4d1
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SHA512
bad3655f9cf40dabc188e0d355f8346cfc4796c0ffc5da7cbbb5cb26d087b373c8e87ec4a7e281543bf4a2ad37c070c1d2599f9b85cc24e2ce5bc9a6269a6aeb
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SSDEEP
24576:5rYyiPh6GlRD/FBAZgi04nHH5xGXDx8NFN4Td60tBuyGKq3zZHph/g6A9yROP+Sf:BbiPhYzZHpNOmSRp
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://files.000webhost.com - Port:
21 - Username:
tain00 - Password:
computer@2020
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DOCUMENT.exe Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DOCUMENT.exe Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DOCUMENT.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bjjrmvdqwmr = "C:\\Users\\Admin\\AppData\\Roaming\\Bjjrmvdqwmr.exe" DOCUMENT.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3224 set thread context of 2284 3224 DOCUMENT.exe 80 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2284 DOCUMENT.exe 2284 DOCUMENT.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3224 DOCUMENT.exe Token: SeDebugPrivilege 2284 DOCUMENT.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 PID 3224 wrote to memory of 2284 3224 DOCUMENT.exe 80 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DOCUMENT.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 DOCUMENT.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DOCUMENT.exe"C:\Users\Admin\AppData\Local\Temp\DOCUMENT.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3224 -
C:\Users\Admin\AppData\Local\Temp\DOCUMENT.exeC:\Users\Admin\AppData\Local\Temp\DOCUMENT.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2284
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
927B
MD54a911455784f74e368a4c2c7876d76f4
SHA1a1700a0849ffb4f26671eb76da2489946b821c34
SHA256264098e15b5b33d425f3b76e45b7976b58f917048125041135f7e60d8151108c
SHA5124617591400409e1930195795a55e20d5f063042bb3e9fd1955099066e507b6ac8a1e3ae54cc42418e2639149b31bf7e58cd5743670d9030a15e29f14d813815d