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
29-03-2024 10:30
Static task
static1
Behavioral task
behavioral1
Sample
83b5f3c1326831ab20c2d8114e4c324e.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
83b5f3c1326831ab20c2d8114e4c324e.exe
Resource
win10v2004-20240226-en
General
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Target
83b5f3c1326831ab20c2d8114e4c324e.exe
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Size
646KB
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MD5
83b5f3c1326831ab20c2d8114e4c324e
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SHA1
5d0e55293b342f849f2a4a5e71174af52559a466
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SHA256
29b71c3a7f3ae4017bd2e71cee4e9fbecfe5c7693ef30b5c541d27edc3d425b8
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SHA512
2148ac63bdafa9eda5c2e11ae97d7bde1930142d93b3b38dde16d09059ff9ce8d51c387928f4a16243c1e85050c327c79e6e49a5c79efb303bbdc8e67d5cbb66
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SSDEEP
12288:i2WIm0FEUjrw3i/03o7BcD1Q38vYWYNwmDSOaqaJez7bKaNoVsnjBf/LT3pCj:i2W70F7jL03GcDyeYjwqSOvaJezaaNsF
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.gosportz.in - Port:
587 - Username:
[email protected] - Password:
Ss@gosportz - 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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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:
83b5f3c1326831ab20c2d8114e4c324e.exedescription pid process target process PID 2744 set thread context of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvcs.exepid process 2888 regsvcs.exe 2888 regsvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
regsvcs.exedescription pid process Token: SeDebugPrivilege 2888 regsvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
regsvcs.exepid process 2888 regsvcs.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
83b5f3c1326831ab20c2d8114e4c324e.exedescription pid process target process PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2888 2744 83b5f3c1326831ab20c2d8114e4c324e.exe regsvcs.exe PID 2744 wrote to memory of 2688 2744 83b5f3c1326831ab20c2d8114e4c324e.exe WerFault.exe PID 2744 wrote to memory of 2688 2744 83b5f3c1326831ab20c2d8114e4c324e.exe WerFault.exe PID 2744 wrote to memory of 2688 2744 83b5f3c1326831ab20c2d8114e4c324e.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\83b5f3c1326831ab20c2d8114e4c324e.exe"C:\Users\Admin\AppData\Local\Temp\83b5f3c1326831ab20c2d8114e4c324e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2744 -s 7922⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2744-0-0x0000000000890000-0x00000000008A2000-memory.dmpFilesize
72KB
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memory/2744-1-0x000007FEF5A70000-0x000007FEF645C000-memory.dmpFilesize
9.9MB
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memory/2744-2-0x000000001B040000-0x000000001B0C0000-memory.dmpFilesize
512KB
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memory/2744-3-0x000000001B040000-0x000000001B0C0000-memory.dmpFilesize
512KB
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memory/2744-4-0x0000000000600000-0x0000000000696000-memory.dmpFilesize
600KB
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memory/2744-18-0x000000001B040000-0x000000001B0C0000-memory.dmpFilesize
512KB
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memory/2744-17-0x000000001B040000-0x000000001B0C0000-memory.dmpFilesize
512KB
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memory/2744-16-0x000007FEF5A70000-0x000007FEF645C000-memory.dmpFilesize
9.9MB
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memory/2888-8-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2888-10-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-12-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-14-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-15-0x0000000074860000-0x0000000074F4E000-memory.dmpFilesize
6.9MB
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memory/2888-7-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-6-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-5-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
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memory/2888-19-0x0000000074860000-0x0000000074F4E000-memory.dmpFilesize
6.9MB