Analysis
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max time kernel
150s -
max time network
135s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
10/03/2022, 00:29
Static task
static1
Behavioral task
behavioral1
Sample
7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe
Resource
win10v2004-en-20220113
General
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Target
7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe
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Size
540KB
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MD5
4f98c2cd9c3633740a641104765d2033
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SHA1
67048a2ff708390840106e25eecdb5fdbc0e92e2
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SHA256
7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472
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SHA512
9f9785255b27881eb043425c16a8ffa44855a4ae625ff938dca6130e5b010ebbd7bdb635961e899ae08be5e84ffba182d8ddbf6bb405290cf8afcca1cd08a67f
Malware Config
Signatures
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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1536-58-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1536-61-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/944-63-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/944-66-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 4 IoCs
resource yara_rule behavioral1/memory/1536-58-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1536-61-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/944-63-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/944-66-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
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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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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.
flow ioc 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1624 set thread context of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 set thread context of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 1536 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 28 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29 PID 1624 wrote to memory of 944 1624 7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe"C:\Users\Admin\AppData\Local\Temp\7463b6830dfd90ea15acf26233b7c2aaf6c19f0e7f94795376954b88b507c472.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1624 -
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"2⤵
- Accesses Microsoft Outlook accounts
PID:1536
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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"2⤵PID:944
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