Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
08-04-2024 01:22
Static task
static1
Behavioral task
behavioral1
Sample
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe
Resource
win10v2004-20240226-en
General
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Target
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe
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Size
746KB
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MD5
7a323326eb6723bf356cd8752077a797
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SHA1
1e18fe521ff092bfc698dbe31df20c6be4c9acd5
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SHA256
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9
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SHA512
3d7e369b198cb9ec3a2f5bf6860d423e0542f71143a05172926a180d2ec6eaf55d575e25d11ac8c335048c69fe7b6bea67b6b406cf15fbd630b726d0685deca1
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SSDEEP
12288:k0KoFwaQyhwM1hilZBrOAoovdMHw9T8FmhiCxaqDmm6:jKo9+M1clmAo00w9oNGaqDmb
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
.Password: mt!VMNE0 - 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\mpTrle = "C:\\Users\\Admin\\AppData\\Roaming\\mpTrle\\mpTrle.exe" 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.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.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exedescription pid Process procid_target PID 2192 set thread context of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exepid Process 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 1640 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 1640 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exedescription pid Process Token: SeDebugPrivilege 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe Token: SeDebugPrivilege 1640 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exedescription pid Process procid_target PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28 PID 2192 wrote to memory of 1640 2192 22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe"C:\Users\Admin\AppData\Local\Temp\22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2192 -
C:\Users\Admin\AppData\Local\Temp\22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe"C:\Users\Admin\AppData\Local\Temp\22a9af12aa1ebf30e2c6975aa4b8e5bc3b5967c55bcfd596233e4f28b3c646e9.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640
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