Analysis
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max time kernel
142s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2023 06:49
Static task
static1
Behavioral task
behavioral1
Sample
Proforma Invoice No.42037 _PDF.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
Proforma Invoice No.42037 _PDF.exe
Resource
win10v2004-20231127-en
General
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Target
Proforma Invoice No.42037 _PDF.exe
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Size
696KB
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MD5
ac45ab0fd984c1fbe4caa1624409d419
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SHA1
08cef5d01f69628db280ff96fae998165cf1ba54
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SHA256
80432177df79f70a80d85576936ae972ba85c1c7d949ceb263a97e54b4b48c1c
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SHA512
c02b806c9609b9c73cd79ceadff44086bc354e524077a57d13132956768e45403a2c47e2f0c0f98806fbf6ec5c393edb545b59f2b1bdba77843ab357873f7b65
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SSDEEP
12288:OA31vjJGGna1bOLcOEYUWQczCjAz9C1rOe/KGZmw+XJsK3usIf8sWHJU6:OA31LJ1na1pXtakjwe/K6x+59If8sWHJ
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:
Proforma Invoice No.42037 _PDF.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No.42037 _PDF.exe Key opened \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No.42037 _PDF.exe Key opened \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No.42037 _PDF.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Proforma Invoice No.42037 _PDF.exedescription pid process target process PID 4424 set thread context of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Proforma Invoice No.42037 _PDF.exeProforma Invoice No.42037 _PDF.exepid process 4424 Proforma Invoice No.42037 _PDF.exe 4424 Proforma Invoice No.42037 _PDF.exe 3504 Proforma Invoice No.42037 _PDF.exe 3504 Proforma Invoice No.42037 _PDF.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Proforma Invoice No.42037 _PDF.exeProforma Invoice No.42037 _PDF.exedescription pid process Token: SeDebugPrivilege 4424 Proforma Invoice No.42037 _PDF.exe Token: SeDebugPrivilege 3504 Proforma Invoice No.42037 _PDF.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Proforma Invoice No.42037 _PDF.exedescription pid process target process PID 4424 wrote to memory of 1916 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 1916 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 1916 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe PID 4424 wrote to memory of 3504 4424 Proforma Invoice No.42037 _PDF.exe Proforma Invoice No.42037 _PDF.exe -
outlook_office_path 1 IoCs
Processes:
Proforma Invoice No.42037 _PDF.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No.42037 _PDF.exe -
outlook_win_path 1 IoCs
Processes:
Proforma Invoice No.42037 _PDF.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Proforma Invoice No.42037 _PDF.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No.42037 _PDF.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No.42037 _PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No.42037 _PDF.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No.42037 _PDF.exe"2⤵PID:1916
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No.42037 _PDF.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice No.42037 _PDF.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3504