Analysis
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max time kernel
151s -
max time network
138s -
platform
windows7_x64 -
resource
win7v20201028 -
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
-
Processes:
resource yara_rule behavioral1/memory/908-4-0x0000000000400000-0x000000000051D000-memory.dmp upx behavioral1/memory/908-1-0x0000000000400000-0x000000000051D000-memory.dmp upx behavioral1/memory/908-5-0x0000000000400000-0x000000000051D000-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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 5 whatismyipaddress.com 7 whatismyipaddress.com 8 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exe54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription pid process target process PID 1900 set thread context of 908 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 908 set thread context of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 set thread context of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 738 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exe54d657c9a3d9b7b41c8d6c3c351e8e00.exepid process 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 1256 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exepid process 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription pid process Token: SeDebugPrivilege 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exepid process 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
54d657c9a3d9b7b41c8d6c3c351e8e00.exe54d657c9a3d9b7b41c8d6c3c351e8e00.exedescription pid process target process PID 1900 wrote to memory of 908 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 908 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 908 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 908 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 1256 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 1256 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 1256 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 1900 wrote to memory of 1256 1900 54d657c9a3d9b7b41c8d6c3c351e8e00.exe 54d657c9a3d9b7b41c8d6c3c351e8e00.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 980 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 54d657c9a3d9b7b41c8d6c3c351e8e00.exe vbc.exe PID 908 wrote to memory of 1192 908 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" 2 908 2592624142⤵
- 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
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/908-8-0x0000000000292000-0x0000000000293000-memory.dmpFilesize
4KB
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memory/908-5-0x0000000000400000-0x000000000051D000-memory.dmpFilesize
1.1MB
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memory/908-9-0x0000000000320000-0x00000000003A3000-memory.dmpFilesize
524KB
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memory/908-2-0x000000000051B4C0-mapping.dmp
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memory/908-4-0x0000000000400000-0x000000000051D000-memory.dmpFilesize
1.1MB
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memory/908-6-0x0000000001F30000-0x0000000001FB8000-memory.dmpFilesize
544KB
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memory/908-1-0x0000000000400000-0x000000000051D000-memory.dmpFilesize
1.1MB
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memory/980-12-0x0000000000411654-mapping.dmp
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memory/980-11-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/980-13-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1192-14-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1192-15-0x0000000000442628-mapping.dmp
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memory/1192-16-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1256-7-0x0000000000400000-0x00000000004F6000-memory.dmpFilesize
984KB
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memory/1256-3-0x0000000000000000-mapping.dmp
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memory/1760-17-0x000007FEF6E90000-0x000007FEF710A000-memory.dmpFilesize
2.5MB
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memory/1900-0-0x0000000000400000-0x00000000004F6000-memory.dmpFilesize
984KB