Analysis
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max time kernel
149s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
15/02/2024, 11:03
Static task
static1
Behavioral task
behavioral1
Sample
PO-2143224.exe
Resource
win7-20231215-en
General
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Target
PO-2143224.exe
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Size
865KB
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MD5
d90d929eed0b2f19a2dfc97207e4f1ed
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SHA1
abb561c141dab098b5d28f8d98fb290820b0f1a6
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SHA256
688e1a87b049676464e3aa5303d9a48f184da32c3fdfa0c092e1744153e761b0
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SHA512
6f463e82d2b3cba431bf6a7d7ef52075b52e694ba96599d66fd98564e9de0395f7237504acba82c7f2ff2c95dda366de3b53d02191dc12bde3134b9dd369d784
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SSDEEP
24576:BNP+nbEexncWPdhCCKlhOr8c/eQMNYCi0M:mbEqncAC1ieQMNYC
Malware Config
Extracted
remcos
DESK
198.27.121.194:2024
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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-EQJXDT
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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/2228-82-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView behavioral1/memory/2228-97-0x0000000000400000-0x0000000000457000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1996-71-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/1996-77-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/1996-89-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 8 IoCs
resource yara_rule behavioral1/memory/1996-71-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1996-77-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/596-81-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2228-82-0x0000000000400000-0x0000000000457000-memory.dmp Nirsoft behavioral1/memory/596-83-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/596-84-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1996-89-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2228-97-0x0000000000400000-0x0000000000457000-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-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts PO-2143224.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2372 set thread context of 1240 2372 PO-2143224.exe 34 PID 1240 set thread context of 1996 1240 PO-2143224.exe 39 PID 1240 set thread context of 2228 1240 PO-2143224.exe 40 PID 1240 set thread context of 596 1240 PO-2143224.exe 41 -
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 2584 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2372 PO-2143224.exe 2844 powershell.exe 2704 powershell.exe 2372 PO-2143224.exe 1996 PO-2143224.exe 1996 PO-2143224.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 1240 PO-2143224.exe 1240 PO-2143224.exe 1240 PO-2143224.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2372 PO-2143224.exe Token: SeDebugPrivilege 2844 powershell.exe Token: SeDebugPrivilege 2704 powershell.exe Token: SeDebugPrivilege 596 PO-2143224.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1240 PO-2143224.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 1240 PO-2143224.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 2372 wrote to memory of 2844 2372 PO-2143224.exe 28 PID 2372 wrote to memory of 2844 2372 PO-2143224.exe 28 PID 2372 wrote to memory of 2844 2372 PO-2143224.exe 28 PID 2372 wrote to memory of 2844 2372 PO-2143224.exe 28 PID 2372 wrote to memory of 2704 2372 PO-2143224.exe 30 PID 2372 wrote to memory of 2704 2372 PO-2143224.exe 30 PID 2372 wrote to memory of 2704 2372 PO-2143224.exe 30 PID 2372 wrote to memory of 2704 2372 PO-2143224.exe 30 PID 2372 wrote to memory of 2584 2372 PO-2143224.exe 32 PID 2372 wrote to memory of 2584 2372 PO-2143224.exe 32 PID 2372 wrote to memory of 2584 2372 PO-2143224.exe 32 PID 2372 wrote to memory of 2584 2372 PO-2143224.exe 32 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 2372 wrote to memory of 1240 2372 PO-2143224.exe 34 PID 1240 wrote to memory of 1996 1240 PO-2143224.exe 39 PID 1240 wrote to memory of 1996 1240 PO-2143224.exe 39 PID 1240 wrote to memory of 1996 1240 PO-2143224.exe 39 PID 1240 wrote to memory of 1996 1240 PO-2143224.exe 39 PID 1240 wrote to memory of 1996 1240 PO-2143224.exe 39 PID 1240 wrote to memory of 2228 1240 PO-2143224.exe 40 PID 1240 wrote to memory of 2228 1240 PO-2143224.exe 40 PID 1240 wrote to memory of 2228 1240 PO-2143224.exe 40 PID 1240 wrote to memory of 2228 1240 PO-2143224.exe 40 PID 1240 wrote to memory of 2228 1240 PO-2143224.exe 40 PID 1240 wrote to memory of 596 1240 PO-2143224.exe 41 PID 1240 wrote to memory of 596 1240 PO-2143224.exe 41 PID 1240 wrote to memory of 596 1240 PO-2143224.exe 41 PID 1240 wrote to memory of 596 1240 PO-2143224.exe 41 PID 1240 wrote to memory of 596 1240 PO-2143224.exe 41
Processes
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C:\Users\Admin\AppData\Local\Temp\PO-2143224.exe"C:\Users\Admin\AppData\Local\Temp\PO-2143224.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO-2143224.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2844
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TQbZIZmgTPXQc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2704
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TQbZIZmgTPXQc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB951.tmp"2⤵
- Creates scheduled task(s)
PID:2584
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C:\Users\Admin\AppData\Local\Temp\PO-2143224.exe"C:\Users\Admin\AppData\Local\Temp\PO-2143224.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1240 -
C:\Users\Admin\AppData\Local\Temp\PO-2143224.exeC:\Users\Admin\AppData\Local\Temp\PO-2143224.exe /stext "C:\Users\Admin\AppData\Local\Temp\tkjjgleykyvuktzpzkrzbz"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1996
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C:\Users\Admin\AppData\Local\Temp\PO-2143224.exeC:\Users\Admin\AppData\Local\Temp\PO-2143224.exe /stext "C:\Users\Admin\AppData\Local\Temp\dmobgepzygnhmintqvdtemdww"3⤵
- Accesses Microsoft Outlook accounts
PID:2228
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C:\Users\Admin\AppData\Local\Temp\PO-2143224.exeC:\Users\Admin\AppData\Local\Temp\PO-2143224.exe /stext "C:\Users\Admin\AppData\Local\Temp\ogumhoztmofmxojxagqupryfegwa"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:596
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
1KB
MD502a04098970db5786b54b04362e35bd2
SHA1fcb766725770a0cf2515e7c2daf74bdc36c9f48f
SHA25646b9bd30fbedb67f61097e7d86aa3942387c921c5c454adcb14a2d3e825fec8f
SHA5122b268ce877062fa2c63cc0ea5fc780a0827dd63aca994f4540f1ff222227aca3b9c58dc638d34fdf870cc37ea5c8a62a35a862c8ba66b35a1102880ffc756131
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\I4GVVACIY4SO497J4JCM.temp
Filesize7KB
MD58e332a2995a3b3e77b6a46a31a98bc45
SHA150e0c61552f108d230a0a73c6f3c3af613e7860f
SHA2565e90cabba004a1df052789af0db4d3becb1c104789d5b4418db6c1800dc65e94
SHA512ef48f5f708d1cd27681484085599b91d1caf85b35a17d709be8c4f2477ef60e8f2c93ba437efadc118301a708ab6fad8775f5d43aedba9954ad4151a8812d934