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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
17/04/2024, 14:31
Static task
static1
Behavioral task
behavioral1
Sample
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
Resource
win10v2004-20240412-en
General
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Target
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe
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Size
984KB
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MD5
3f6158f27ef80630313026f52cac93f4
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SHA1
ba374eb42010c5cf44fdc259983dc44442cb0753
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SHA256
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b
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SHA512
7ce1b216d055a6ae8491d93fab07502646b1a1939e2796005005875405e65ae5a2d97fc7607690ba2d38683678d22206529ad57d26c243e76c695da5b67faaf0
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SSDEEP
24576:4Nxc5Gjn6R/TiWtnTS65ox40AjuCDLym06vQvyi3B:CxfjnkOYJ5cbuLyZ9
Malware Config
Extracted
remcos
RemoteHost
paygateme.net:2286
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-BDTHCE
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/2040-74-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2040-91-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1652-63-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/1652-82-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 6 IoCs
resource yara_rule behavioral1/memory/1652-63-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1964-76-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2040-74-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/1652-82-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2040-91-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/1964-98-0x0000000000400000-0x0000000000424000-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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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2216 set thread context of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2624 set thread context of 1652 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2624 set thread context of 2040 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 38 PID 2624 set thread context of 1964 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 39 -
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 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2556 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2664 powershell.exe 1652 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 1652 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe Token: SeDebugPrivilege 2664 powershell.exe Token: SeDebugPrivilege 1964 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 2216 wrote to memory of 2664 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 2216 wrote to memory of 2664 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 2216 wrote to memory of 2664 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 2216 wrote to memory of 2664 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 2216 wrote to memory of 2556 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 2216 wrote to memory of 2556 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 2216 wrote to memory of 2556 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 2216 wrote to memory of 2556 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2216 wrote to memory of 2624 2216 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2624 wrote to memory of 1652 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2624 wrote to memory of 1652 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2624 wrote to memory of 1652 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2624 wrote to memory of 1652 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2624 wrote to memory of 1652 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2624 wrote to memory of 1644 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2624 wrote to memory of 1644 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2624 wrote to memory of 1644 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2624 wrote to memory of 1644 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2624 wrote to memory of 2024 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2624 wrote to memory of 2024 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2624 wrote to memory of 2024 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2624 wrote to memory of 2024 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2624 wrote to memory of 2040 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 38 PID 2624 wrote to memory of 2040 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 38 PID 2624 wrote to memory of 2040 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 38 PID 2624 wrote to memory of 2040 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 38 PID 2624 wrote to memory of 2040 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 38 PID 2624 wrote to memory of 1964 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 39 PID 2624 wrote to memory of 1964 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 39 PID 2624 wrote to memory of 1964 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 39 PID 2624 wrote to memory of 1964 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 39 PID 2624 wrote to memory of 1964 2624 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe"C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\opYxqsS.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2664
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\opYxqsS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA6AB.tmp"2⤵
- Creates scheduled task(s)
PID:2556
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C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe"C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exeC:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\kvexvwrfqovjwwkx"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1652
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C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exeC:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\vxrpwochmwnoylybhvn"3⤵PID:1644
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C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exeC:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\vxrpwochmwnoylybhvn"3⤵PID:2024
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C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exeC:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\vxrpwochmwnoylybhvn"3⤵
- Accesses Microsoft Outlook accounts
PID:2040
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C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exeC:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\xrxaxhmbaefbjrufqgzwyta"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1964
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD51d5c3ebb109343522aa1a423b1cba2f5
SHA1ed59b6782453902759f4eab2edf663899539d167
SHA256ced48227dbbfe1b295b54cef627ff879a4870698431e4f8647072e1cf9d6df23
SHA512f39e13c2ae2f37a71b0e8e4e03c30fce1072eeff8a55ef0fd020cfabda46f726c021a609e2b70c910affcc0c18644584c8a75f0db0dd90fc19f9a7fdfb1ba180
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
1KB
MD5c757c5f2905f28dcc7496e2b9420dc7b
SHA118496806bc8fd0adf9f1ce890ea1fa14910f2dcf
SHA256296b34324b16414e557ab8c44713a3910ac6339f292fa78526dfe67715c759c7
SHA5120ab9731e208f381de393882da271adc64406defdfd1f5e656ea97443d5013d920354f158900db8092a8e1bdedc2556a48bde5f8bb28288184ac77612ba8a5dcd