Analysis
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max time kernel
128s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02-04-2024 13:54
Static task
static1
Behavioral task
behavioral1
Sample
647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe
Resource
win7-20240221-en
General
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Target
647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe
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Size
5.8MB
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MD5
e0ad1b070ad9c0430f491d07c2708484
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SHA1
f36de48706a23f38d7b3fa070d8948dbc9ac3491
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SHA256
647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712
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SHA512
d7bea99b6595f75c0a448d93f8a1394d93a23d88933d3d26ba4c141faa69f9d87a18cf0535cb9e0e3016ad9067ade5320fc0171e7bbe84a42989bfd2f6c25ef9
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SSDEEP
98304:AuBV+GvjiaLzY5lk+Ar+fbleEfho0b6s0LSvIragO0fMvU/5Lf62LDY:AbGvPE5Ca183
Malware Config
Signatures
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NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/2108-7-0x0000000000C00000-0x0000000000C88000-memory.dmp MailPassView behavioral2/memory/4124-36-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4124-38-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4124-34-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/2108-7-0x0000000000C00000-0x0000000000C88000-memory.dmp WebBrowserPassView behavioral2/memory/1772-42-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1772-44-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1772-45-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/1772-52-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 8 IoCs
resource yara_rule behavioral2/memory/2108-7-0x0000000000C00000-0x0000000000C88000-memory.dmp Nirsoft behavioral2/memory/4124-36-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4124-38-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4124-34-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1772-42-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1772-44-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1772-45-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/1772-52-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe -
Executes dropped EXE 6 IoCs
pid Process 4768 svchost.exe 4140 svchost.exe 4472 svchost.exe 1828 svchost.exe 4880 svchost.exe 2160 svchost.exe -
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-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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.
flow ioc 37 whatismyipaddress.com 39 whatismyipaddress.com -
Suspicious use of SetThreadContext 6 IoCs
description pid Process procid_target PID 1732 set thread context of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 2108 set thread context of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 set thread context of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 4768 set thread context of 4472 4768 svchost.exe 109 PID 4140 set thread context of 1828 4140 svchost.exe 117 PID 4880 set thread context of 2160 4880 svchost.exe 126 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 4 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3892 schtasks.exe 4704 schtasks.exe 3736 schtasks.exe 4700 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1772 vbc.exe 1772 vbc.exe 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe -
Suspicious behavior: SetClipboardViewer 1 IoCs
pid Process 4472 svchost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 2108 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 97 PID 1732 wrote to memory of 4768 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 98 PID 1732 wrote to memory of 4768 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 98 PID 1732 wrote to memory of 4768 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 98 PID 1732 wrote to memory of 4636 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 99 PID 1732 wrote to memory of 4636 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 99 PID 1732 wrote to memory of 4636 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 99 PID 1732 wrote to memory of 460 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 101 PID 1732 wrote to memory of 460 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 101 PID 1732 wrote to memory of 460 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 101 PID 460 wrote to memory of 3892 460 cmd.exe 103 PID 460 wrote to memory of 3892 460 cmd.exe 103 PID 460 wrote to memory of 3892 460 cmd.exe 103 PID 1732 wrote to memory of 1656 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 104 PID 1732 wrote to memory of 1656 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 104 PID 1732 wrote to memory of 1656 1732 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 104 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 4124 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 106 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 2108 wrote to memory of 1772 2108 647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe 108 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 4472 4768 svchost.exe 109 PID 4768 wrote to memory of 3544 4768 svchost.exe 110 PID 4768 wrote to memory of 3544 4768 svchost.exe 110 PID 4768 wrote to memory of 3544 4768 svchost.exe 110 PID 4768 wrote to memory of 2772 4768 svchost.exe 112 PID 4768 wrote to memory of 2772 4768 svchost.exe 112 PID 4768 wrote to memory of 2772 4768 svchost.exe 112 PID 2772 wrote to memory of 4704 2772 cmd.exe 114 PID 2772 wrote to memory of 4704 2772 cmd.exe 114 PID 2772 wrote to memory of 4704 2772 cmd.exe 114 PID 4768 wrote to memory of 5040 4768 svchost.exe 115 PID 4768 wrote to memory of 5040 4768 svchost.exe 115 PID 4768 wrote to memory of 5040 4768 svchost.exe 115 PID 4140 wrote to memory of 1828 4140 svchost.exe 117 PID 4140 wrote to memory of 1828 4140 svchost.exe 117 PID 4140 wrote to memory of 1828 4140 svchost.exe 117
Processes
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C:\Users\Admin\AppData\Local\Temp\647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe"C:\Users\Admin\AppData\Local\Temp\647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Users\Admin\AppData\Local\Temp\647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe"C:\Users\Admin\AppData\Local\Temp\647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2108 -
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:4124
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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:1772
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C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: SetClipboardViewer
PID:4472
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\svchost"3⤵PID:3544
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f4⤵
- Creates scheduled task(s)
PID:4704
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"3⤵PID:5040
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:4636
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:460 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:3892
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:1656
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4140 -
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵
- Executes dropped EXE
PID:1828
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:5080
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵PID:2628
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:3736
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:3564
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:4880 -
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵
- Executes dropped EXE
PID:2160
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:4732
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵PID:3392
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:4700
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:4800
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
520B
MD503febbff58da1d3318c31657d89c8542
SHA1c9e017bd9d0a4fe533795b227c855935d86c2092
SHA2565164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4
SHA5123750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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Filesize
3.0MB
MD5646f6ea76cd0f29d4c2d6b0c8935e39e
SHA159962777a41b8ca3dfd0c40147e013a3a6d9bda4
SHA2560f71486baf108292e78215a8ca9643408664ecf173a6d556185c784297fc2ac5
SHA512480044c8f611ead3ba8351f4e580fe191f3b7a8dfa2ab513a3caf6a3927d9997d9a3c77ae2e26c7ffa26d1569d8d2ecec235deca23b389b491237a1cca5d9442
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Filesize
5.8MB
MD5e0ad1b070ad9c0430f491d07c2708484
SHA1f36de48706a23f38d7b3fa070d8948dbc9ac3491
SHA256647816ec76f04594da29576e94eb3febd405dd027379bc558b20babe65b11712
SHA512d7bea99b6595f75c0a448d93f8a1394d93a23d88933d3d26ba4c141faa69f9d87a18cf0535cb9e0e3016ad9067ade5320fc0171e7bbe84a42989bfd2f6c25ef9