Analysis
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max time kernel
155s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
04/05/2023, 11:53
Static task
static1
Behavioral task
behavioral1
Sample
5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
Resource
win10v2004-20230221-en
General
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Target
5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
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Size
551KB
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MD5
2cf1bc4e8bb567307773de651dccff18
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SHA1
898460e54dc4a9799f094bfaf99f8a99eb43876f
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SHA256
5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570
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SHA512
85f4bafce76469a79372682453934011efbf60ed83343ab825506b3787b5cbc6f5a5bb60f68775a4b0a729741eda3977d79c49de4eec48fc97252bbba8c0c61a
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SSDEEP
12288:7eiamOX0qMYK0O0+yDG1MkHr6VTgEOPtepFP0CG:7eiG0qvhQMkSOPCG
Malware Config
Extracted
Protocol: smtp- Host:
smtp.nssltalia.com - Port:
587 - Username:
[email protected] - Password:
jSPKfh#5
Extracted
agenttesla
Protocol: smtp- Host:
smtp.nssltalia.com - Port:
587 - Username:
[email protected] - Password:
jSPKfh#5 - Email To:
[email protected]
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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 44 api.ipify.org 45 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4620 set thread context of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe Token: SeDebugPrivilege 3968 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3968 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4620 wrote to memory of 3796 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 91 PID 4620 wrote to memory of 3796 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 91 PID 4620 wrote to memory of 3796 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 91 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 PID 4620 wrote to memory of 3968 4620 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4620 -
C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"2⤵PID:3796
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C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"C:\Users\Admin\AppData\Local\Temp\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3968
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5ad812cb5f8de1cf00232dad670e6d0711e198d8e97ade700fb7d8d1819e8570.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3