Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
17-11-2020 12:09
Static task
static1
Behavioral task
behavioral1
Sample
54d657c9a3d9b7b41c8d6c3c351e8e00.exe
Resource
win7v20201028
General
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Target
54d657c9a3d9b7b41c8d6c3c351e8e00.exe
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Size
960KB
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MD5
9a180b603d9232a773acfee12f5e448e
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SHA1
ed5536d823ab96e7543269dceddad076af54b63d
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SHA256
7907686d20104808021d5d4130039fed4fc7946ebc48d6e554bfcf01e69edfae
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SHA512
643d5062367b1fcb00399a4827e7f42e3b5e02178d4eba8b7d68ea75cf3dd843fffa7da0f75b33d82aaf4cb7840a38368c44716e5c9727d12e0a8fb5dcdffeeb
Malware Config
Extracted
Protocol: smtp- Host:
mail.ilkimegitim.com - Port:
587 - Username:
savas@ilkimegitim.com - Password:
Savas581
Signatures
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Processes:
resource yara_rule behavioral2/memory/640-1-0x0000000000400000-0x000000000051D000-memory.dmp upx behavioral2/memory/640-4-0x0000000000400000-0x000000000051D000-memory.dmp upx behavioral2/memory/640-5-0x0000000000400000-0x000000000051D000-memory.dmp upx -
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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Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 54d657c9a3d9b7b41c8d6c3c351e8e00.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 9 whatismyipaddress.com 11 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exe54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription pid process target process PID 1400 set thread context of 640 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 640 set thread context of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 set thread context of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 1694 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exe54d657c9a3d9b7b41c8d6c3c351e8e00.exepid process 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 2932 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exepid process 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription pid process Token: SeDebugPrivilege 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exepid process 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exe54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription pid process target process PID 1400 wrote to memory of 640 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1400 wrote to memory of 640 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1400 wrote to memory of 640 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1400 wrote to memory of 2932 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1400 wrote to memory of 2932 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1400 wrote to memory of 2932 1400 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 2216 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 640 wrote to memory of 3700 640 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\54d657c9a3d9b7b41c8d6c3c351e8e00.exe"C:\Users\Admin\AppData\Local\Temp\54d657c9a3d9b7b41c8d6c3c351e8e00.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\54d657c9a3d9b7b41c8d6c3c351e8e00.exe"C:\Users\Admin\AppData\Local\Temp\54d657c9a3d9b7b41c8d6c3c351e8e00.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵
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C:\Users\Admin\AppData\Local\Temp\54d657c9a3d9b7b41c8d6c3c351e8e00.exe"C:\Users\Admin\AppData\Local\Temp\54d657c9a3d9b7b41c8d6c3c351e8e00.exe" 2 640 2592973752⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtMD5
f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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memory/640-1-0x0000000000400000-0x000000000051D000-memory.dmpFilesize
1.1MB
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memory/640-2-0x000000000051B4C0-mapping.dmp
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memory/640-4-0x0000000000400000-0x000000000051D000-memory.dmpFilesize
1.1MB
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memory/640-5-0x0000000000400000-0x000000000051D000-memory.dmpFilesize
1.1MB
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memory/640-7-0x00000000022C0000-0x0000000002348000-memory.dmpFilesize
544KB
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memory/640-8-0x00000000023E2000-0x00000000023E3000-memory.dmpFilesize
4KB
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memory/1400-0-0x0000000000400000-0x00000000004F6000-memory.dmpFilesize
984KB
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memory/2216-11-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2216-10-0x0000000000411654-mapping.dmp
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memory/2216-9-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2932-3-0x0000000000000000-mapping.dmp
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memory/2932-6-0x0000000000400000-0x00000000004F6000-memory.dmpFilesize
984KB
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memory/3700-12-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/3700-13-0x0000000000442628-mapping.dmp
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memory/3700-14-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB