Analysis
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max time kernel
118s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
01-12-2023 06:48
Static task
static1
Behavioral task
behavioral1
Sample
PO #50927.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
PO #50927.exe
Resource
win10v2004-20231127-en
General
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Target
PO #50927.exe
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Size
694KB
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MD5
706db86ba1dc103e4e0c077df259f2b0
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SHA1
0596787953854f3f051e854b463f9f491f1edeee
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SHA256
bb43b2c0ebce3b50ab06f88375624660207270a8f14b0ee952b40f1810f1c9f6
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SHA512
301c40c186b5093b3055fc7ad56aeaf9ee538a490f2596e0e90ce65461aceb3e737a4c2f6e0e03bd734486312e9d45fb982934d142219ebbe7114e32e63d09d9
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SSDEEP
12288:MVo1gur4bP98Ev8mm4jy00142pl90QwJ1PFtTNlHxanDNumB0:GoOa4bPhnydVBdI1vxlInsy
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.rmmarine.com.sg - Port:
587 - Username:
[email protected] - Password:
Rmms201809 - 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 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:
PO #50927.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO #50927.exe Key opened \REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO #50927.exe Key opened \REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO #50927.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO #50927.exedescription pid process target process PID 2152 set thread context of 2624 2152 PO #50927.exe PO #50927.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
PO #50927.exePO #50927.exepid process 2152 PO #50927.exe 2152 PO #50927.exe 2624 PO #50927.exe 2624 PO #50927.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PO #50927.exePO #50927.exedescription pid process Token: SeDebugPrivilege 2152 PO #50927.exe Token: SeDebugPrivilege 2624 PO #50927.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
PO #50927.exedescription pid process target process PID 2152 wrote to memory of 2648 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2648 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2648 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2648 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2616 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2616 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2616 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2616 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe PID 2152 wrote to memory of 2624 2152 PO #50927.exe PO #50927.exe -
outlook_office_path 1 IoCs
Processes:
PO #50927.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO #50927.exe -
outlook_win_path 1 IoCs
Processes:
PO #50927.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO #50927.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2152 -
C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"2⤵PID:2648
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C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"2⤵PID:2616
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C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"C:\Users\Admin\AppData\Local\Temp\PO #50927.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2624