Analysis
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max time kernel
121s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23-05-2024 02:22
Static task
static1
Behavioral task
behavioral1
Sample
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe
Resource
win10v2004-20240508-en
General
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Target
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe
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Size
1.0MB
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MD5
f27ad4ab520013e2f76d51af512b5b31
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SHA1
c9cbd71c2d3cd1ee4581babae82db446f82e7e42
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SHA256
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531
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SHA512
736cfb8351dda3bfa7ea25194960fb66d48439ea46e96022ff8f048efaa7185000222f01fb5b7fc6003c603de37e94db09b390f1f339cb3d09fa81b9cc04b4c2
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SSDEEP
24576:7AHnh+eWsN3skA4RV1Hom2KXMmHaT16Y9lbuyK6j5:Wh+ZkldoPK8Ya5Pb1v
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.finolexpipes.com - Port:
587 - Username:
[email protected] - Password:
Finolex@678 - 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Apps = "C:\\Users\\Admin\\AppData\\Roaming\\Apps\\Apps.exe" RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exedescription pid process target process PID 2256 set thread context of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 1396 RegSvcs.exe 1396 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exepid process 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 1396 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exepid process 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exepid process 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 1396 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exedescription pid process target process PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe PID 2256 wrote to memory of 1396 2256 b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe"C:\Users\Admin\AppData\Local\Temp\b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\b2b0006585ba86458d9207e94e10fec7379e1445419772af417953cd4d689531.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1396
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1396-11-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1396-15-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1396-13-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1396-16-0x00000000740FE000-0x00000000740FF000-memory.dmpFilesize
4KB
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memory/1396-17-0x00000000740F0000-0x00000000747DE000-memory.dmpFilesize
6.9MB
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memory/1396-20-0x00000000740FE000-0x00000000740FF000-memory.dmpFilesize
4KB
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memory/1396-21-0x00000000740F0000-0x00000000747DE000-memory.dmpFilesize
6.9MB
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memory/2256-10-0x0000000000120000-0x0000000000124000-memory.dmpFilesize
16KB