Analysis
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max time kernel
208s -
max time network
224s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 17:21
Static task
static1
Behavioral task
behavioral1
Sample
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe
Resource
win7-20220901-en
General
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Target
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe
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Size
653KB
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MD5
c765709954de589501952d9c5b2dcf37
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SHA1
ee8224513cca860bb63f4238811b8e31fa7a3ccb
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SHA256
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493
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SHA512
4a8b65ec4464848031055bf83b5098a7a5f61ccb0dab1ee7f59bc21d13d57ff7eae04e3c81afc5b01a7ea38d1fbc56f5fa11b63d7c933fc0896a1d6de0641ba7
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SSDEEP
12288:vJDGvAfVK0Y3WqT+SyoBBUU8SuZHX5wfIHn5UrhJZtimjWQ0NWJ7Zgr96:vwkK0Y3WqTnMdJwQHYyQ0NC7ZgrI
Malware Config
Signatures
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NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4884-135-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral2/memory/4276-139-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/4276-140-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4276-142-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4276-143-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4884-135-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral2/memory/1184-144-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/1184-145-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1184-147-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1184-148-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1184-150-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 10 IoCs
Processes:
resource yara_rule behavioral2/memory/4884-135-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral2/memory/4276-139-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/4276-140-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4276-142-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4276-143-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1184-144-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/1184-145-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1184-147-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1184-148-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1184-150-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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 76 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exebf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exedescription pid process target process PID 2760 set thread context of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 4884 set thread context of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 set thread context of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 1184 vbc.exe 1184 vbc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exebf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exedescription pid process Token: SeDebugPrivilege 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe Token: SeDebugPrivilege 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exepid process 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exebf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exedescription pid process target process PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 2760 wrote to memory of 4884 2760 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 4276 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe PID 4884 wrote to memory of 1184 4884 bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe"C:\Users\Admin\AppData\Local\Temp\bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Users\Admin\AppData\Local\Temp\bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe"C:\Users\Admin\AppData\Local\Temp\bf0182ff20cf0172a53c4935e2998cefc7bbe3e2ed367d8863c4051b63214493.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4884 -
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⤵
- Accesses Microsoft Outlook accounts
PID:4276
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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⤵
- Suspicious behavior: EnumeratesProcesses
PID:1184
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196