Analysis
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max time kernel
78s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14/09/2022, 07:19
Static task
static1
Behavioral task
behavioral1
Sample
71943d4cd2ba28a256a384b279210b58.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
71943d4cd2ba28a256a384b279210b58.exe
Resource
win10v2004-20220812-en
General
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Target
71943d4cd2ba28a256a384b279210b58.exe
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Size
959KB
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MD5
71943d4cd2ba28a256a384b279210b58
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SHA1
fb008b799233381e8033f4fe57321d8f50fe22e4
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SHA256
59b0d24fe6efe63e38a7a1ce278a8b3fb81e394bbbe1620568c900200a9b3b7f
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SHA512
2bc4156ed3e3b385b2561bb26cd0c312da978815ce7f4206ffc24814bd20033b13ece5ec58cddb501fdb84326be8a415da02893651791bf4ac15cbb1f44ec53e
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SSDEEP
12288:ydV7uikFgV3T0oUooLfLsS8DImegnp1Zo3BYvT+t6VZP2YCsYF/R4WB:2lubgV3T0+Q4S8Dlegnp3kcKcV1JIR
Malware Config
Extracted
Protocol: smtp- Host:
smtp.ionos.com - Port:
587 - Username:
[email protected] - Password:
consult8
Extracted
agenttesla
Protocol: ftp- Host:
%2B - Port:
21 - Username:
application/x-www-form-urlencoded - Password:
image/jpg
p=
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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 71943d4cd2ba28a256a384b279210b58.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 71943d4cd2ba28a256a384b279210b58.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 71943d4cd2ba28a256a384b279210b58.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4808 set thread context of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4856 71943d4cd2ba28a256a384b279210b58.exe 4856 71943d4cd2ba28a256a384b279210b58.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4856 71943d4cd2ba28a256a384b279210b58.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4808 71943d4cd2ba28a256a384b279210b58.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4808 71943d4cd2ba28a256a384b279210b58.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 PID 4808 wrote to memory of 4856 4808 71943d4cd2ba28a256a384b279210b58.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 71943d4cd2ba28a256a384b279210b58.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 71943d4cd2ba28a256a384b279210b58.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe"C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4808 -
C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe"C:\Users\Admin\AppData\Local\Temp\71943d4cd2ba28a256a384b279210b58.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4856
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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\71943d4cd2ba28a256a384b279210b58.exe.log
Filesize1KB
MD5e08f822522c617a40840c62e4b0fb45e
SHA1ae516dca4da5234be6676d3f234c19ec55725be7
SHA256bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
SHA512894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4