Analysis
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max time kernel
130s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
26-03-2024 18:18
Static task
static1
Behavioral task
behavioral1
Sample
dfcca1c0512fb60c55bc167340b8e653.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
dfcca1c0512fb60c55bc167340b8e653.exe
Resource
win10v2004-20240226-en
General
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Target
dfcca1c0512fb60c55bc167340b8e653.exe
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Size
857KB
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MD5
dfcca1c0512fb60c55bc167340b8e653
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SHA1
95931116c675f2b616c169c2bd62af810751ce22
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SHA256
d2ac9d14c748cb3068f47fb3b8e0c30466f14a706eb17737b9122a8f8a023f0c
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SHA512
e76a9c15f77173ea568b912260ff970420dbdd962d46fc2575491257cd45a684c2f0577eafc15aa693c6fe46738487a86b64933c2c17ea062ebdf96fe7ec080e
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SSDEEP
12288:tsK51JPhdVEnz3LGg9K1rJHaF1nVqwOXe4pyiosTwQA/kod+dKLfrYARYeMgeP/P:yK51JPL6Ho4nQfpdj3woW7mo5oFCEkv
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.simpleitalian.com.au - Port:
587 - Username:
[email protected] - Password:
SIpassword101$
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2744-10-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2744-11-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2744-14-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2744-16-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2744-18-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2744-21-0x00000000049B0000-0x00000000049F0000-memory.dmp family_agenttesla behavioral1/memory/2744-23-0x00000000049B0000-0x00000000049F0000-memory.dmp family_agenttesla behavioral1/memory/2744-24-0x00000000049B0000-0x00000000049F0000-memory.dmp family_agenttesla -
CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
Processes:
resource yara_rule behavioral1/memory/2164-3-0x0000000000320000-0x0000000000332000-memory.dmp CustAttr -
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
Processes:
dfcca1c0512fb60c55bc167340b8e653.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dfcca1c0512fb60c55bc167340b8e653.exe Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dfcca1c0512fb60c55bc167340b8e653.exe Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dfcca1c0512fb60c55bc167340b8e653.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
dfcca1c0512fb60c55bc167340b8e653.exedescription pid process target process PID 2164 set thread context of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
dfcca1c0512fb60c55bc167340b8e653.exepid process 2744 dfcca1c0512fb60c55bc167340b8e653.exe 2744 dfcca1c0512fb60c55bc167340b8e653.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dfcca1c0512fb60c55bc167340b8e653.exedescription pid process Token: SeDebugPrivilege 2744 dfcca1c0512fb60c55bc167340b8e653.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
dfcca1c0512fb60c55bc167340b8e653.exedescription pid process target process PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe PID 2164 wrote to memory of 2744 2164 dfcca1c0512fb60c55bc167340b8e653.exe dfcca1c0512fb60c55bc167340b8e653.exe -
outlook_office_path 1 IoCs
Processes:
dfcca1c0512fb60c55bc167340b8e653.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dfcca1c0512fb60c55bc167340b8e653.exe -
outlook_win_path 1 IoCs
Processes:
dfcca1c0512fb60c55bc167340b8e653.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dfcca1c0512fb60c55bc167340b8e653.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe"C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe"C:\Users\Admin\AppData\Local\Temp\dfcca1c0512fb60c55bc167340b8e653.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2164-19-0x0000000073EB0000-0x000000007459E000-memory.dmpFilesize
6.9MB
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memory/2164-2-0x0000000000BD0000-0x0000000000C10000-memory.dmpFilesize
256KB
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memory/2164-0-0x0000000000FC0000-0x000000000109C000-memory.dmpFilesize
880KB
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memory/2164-3-0x0000000000320000-0x0000000000332000-memory.dmpFilesize
72KB
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memory/2164-4-0x0000000073EB0000-0x000000007459E000-memory.dmpFilesize
6.9MB
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memory/2164-5-0x0000000000BD0000-0x0000000000C10000-memory.dmpFilesize
256KB
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memory/2164-6-0x0000000008060000-0x00000000080E4000-memory.dmpFilesize
528KB
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memory/2164-7-0x0000000000960000-0x00000000009A2000-memory.dmpFilesize
264KB
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memory/2164-1-0x0000000073EB0000-0x000000007459E000-memory.dmpFilesize
6.9MB
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memory/2744-16-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2744-24-0x00000000049B0000-0x00000000049F0000-memory.dmpFilesize
256KB
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memory/2744-14-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2744-8-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2744-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2744-9-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2744-11-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2744-21-0x00000000049B0000-0x00000000049F0000-memory.dmpFilesize
256KB
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memory/2744-20-0x0000000073EB0000-0x000000007459E000-memory.dmpFilesize
6.9MB
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memory/2744-18-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2744-22-0x0000000073EB0000-0x000000007459E000-memory.dmpFilesize
6.9MB
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memory/2744-23-0x00000000049B0000-0x00000000049F0000-memory.dmpFilesize
256KB
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memory/2744-10-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB