Analysis
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max time kernel
105s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
20-07-2022 18:15
Static task
static1
Behavioral task
behavioral1
Sample
4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe
Resource
win7-20220715-en
General
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Target
4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe
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Size
689KB
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MD5
6c85faa32d34646e1d77df136d2b92cc
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SHA1
323f197579f40381fffa6a3ac1b462563def8e68
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SHA256
4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc
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SHA512
161a7c452ee9915cd6f7c51b70466762bfe65125b6a14103e785c66f8c6a2cbe2935885353a71eddbc4f7e74bb1a5a9945f0f670cde1a2e6ec8199e9478fa172
Malware Config
Signatures
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NirSoft MailPassView 7 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/1108-66-0x00000000024C0000-0x0000000002556000-memory.dmp MailPassView behavioral1/memory/1108-69-0x0000000077330000-0x00000000774B0000-memory.dmp MailPassView behavioral1/memory/632-72-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/632-73-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/632-76-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/632-78-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/632-80-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1108-66-0x00000000024C0000-0x0000000002556000-memory.dmp WebBrowserPassView behavioral1/memory/1108-69-0x0000000077330000-0x00000000774B0000-memory.dmp WebBrowserPassView behavioral1/memory/1476-81-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1476-82-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1476-85-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1476-87-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 11 IoCs
resource yara_rule behavioral1/memory/1108-66-0x00000000024C0000-0x0000000002556000-memory.dmp Nirsoft behavioral1/memory/1108-69-0x0000000077330000-0x00000000774B0000-memory.dmp Nirsoft behavioral1/memory/632-72-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/632-73-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/632-76-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/632-78-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/632-80-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1476-81-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1476-82-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1476-85-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1476-87-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\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 5 whatismyipaddress.com 6 whatismyipaddress.com 3 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1680 set thread context of 1108 1680 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 27 PID 1108 set thread context of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 set thread context of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1680 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1680 wrote to memory of 1108 1680 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 27 PID 1680 wrote to memory of 1108 1680 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 27 PID 1680 wrote to memory of 1108 1680 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 27 PID 1680 wrote to memory of 1108 1680 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 27 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 632 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 29 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30 PID 1108 wrote to memory of 1476 1108 4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1680 -
C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exeC:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1108 -
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:632
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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⤵PID:1476
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84