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Analysis
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max time kernel
90s -
max time network
79s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/11/2022, 05:52
Static task
static1
Behavioral task
behavioral1
Sample
freight invoices no 5634521.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
freight invoices no 5634521.exe
Resource
win10v2004-20220812-en
General
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Target
freight invoices no 5634521.exe
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Size
6KB
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MD5
78e6732cbb52224998c71e85f84aa0aa
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SHA1
e2104d3f3b71ffb5f955f26dc42ec750e942e5bb
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SHA256
d2e229f7b947a970e3e102a72c3029ae532306c846186696bf275abf9a182a97
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SHA512
2b3174b3bb8d55a0af5a43ee9704d140ae465869ab127d093da512ef9bebc75f7900c88a70e93318ac86f1899bbc0829bb02d32d1ac5ad25b73c79b708b3ad0e
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SSDEEP
96:PbGgkLgKQBpTZ1rq+khl7kXyHhnl674F3GnUODL:PbGgkMF9Y+kP7kX61ZFv0
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5544798312:AAFCE9wlKN3YHM9MGYnKgWUb8D_lz2PBmQ8/
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 freight invoices no 5634521.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 freight invoices no 5634521.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 freight invoices no 5634521.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1028 set thread context of 1160 1028 freight invoices no 5634521.exe 31 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 992 powershell.exe 1028 freight invoices no 5634521.exe 1028 freight invoices no 5634521.exe 1160 freight invoices no 5634521.exe 1160 freight invoices no 5634521.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1028 freight invoices no 5634521.exe Token: SeDebugPrivilege 992 powershell.exe Token: SeDebugPrivilege 1160 freight invoices no 5634521.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1028 wrote to memory of 992 1028 freight invoices no 5634521.exe 27 PID 1028 wrote to memory of 992 1028 freight invoices no 5634521.exe 27 PID 1028 wrote to memory of 992 1028 freight invoices no 5634521.exe 27 PID 1028 wrote to memory of 992 1028 freight invoices no 5634521.exe 27 PID 1028 wrote to memory of 1164 1028 freight invoices no 5634521.exe 29 PID 1028 wrote to memory of 1164 1028 freight invoices no 5634521.exe 29 PID 1028 wrote to memory of 1164 1028 freight invoices no 5634521.exe 29 PID 1028 wrote to memory of 1164 1028 freight invoices no 5634521.exe 29 PID 1028 wrote to memory of 1408 1028 freight invoices no 5634521.exe 30 PID 1028 wrote to memory of 1408 1028 freight invoices no 5634521.exe 30 PID 1028 wrote to memory of 1408 1028 freight invoices no 5634521.exe 30 PID 1028 wrote to memory of 1408 1028 freight invoices no 5634521.exe 30 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 PID 1028 wrote to memory of 1160 1028 freight invoices no 5634521.exe 31 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 freight invoices no 5634521.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 freight invoices no 5634521.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:992
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C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"2⤵PID:1164
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C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"2⤵PID:1408
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C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"C:\Users\Admin\AppData\Local\Temp\freight invoices no 5634521.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1160
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