Analysis
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max time kernel
149s -
max time network
147s -
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
Processes:
resource yara_rule behavioral1/memory/812-61-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/812-75-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2228-58-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2228-72-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 6 IoCs
Processes:
resource yara_rule behavioral1/memory/812-61-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2228-58-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/612-66-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/612-67-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2228-72-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/812-75-0x0000000000400000-0x0000000000462000-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
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exedescription pid Process procid_target PID 3048 set thread context of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2292 set thread context of 2228 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2292 set thread context of 812 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2292 set thread context of 612 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 -
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.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exepowershell.exe839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exepid Process 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 3068 powershell.exe 2228 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2228 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exepid Process 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exepowershell.exe839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exedescription pid Process Token: SeDebugPrivilege 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe Token: SeDebugPrivilege 3068 powershell.exe Token: SeDebugPrivilege 612 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exepid Process 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exedescription pid Process procid_target PID 3048 wrote to memory of 3068 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 3048 wrote to memory of 3068 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 3048 wrote to memory of 3068 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 3048 wrote to memory of 3068 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 28 PID 3048 wrote to memory of 2704 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 3048 wrote to memory of 2704 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 3048 wrote to memory of 2704 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 3048 wrote to memory of 2704 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 30 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 3048 wrote to memory of 2292 3048 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 32 PID 2292 wrote to memory of 2228 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2292 wrote to memory of 2228 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2292 wrote to memory of 2228 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2292 wrote to memory of 2228 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2292 wrote to memory of 2228 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 35 PID 2292 wrote to memory of 812 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2292 wrote to memory of 812 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2292 wrote to memory of 812 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2292 wrote to memory of 812 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2292 wrote to memory of 812 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 36 PID 2292 wrote to memory of 612 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2292 wrote to memory of 612 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2292 wrote to memory of 612 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2292 wrote to memory of 612 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37 PID 2292 wrote to memory of 612 2292 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe 37
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:3048 -
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:3068
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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\tmp50A0.tmp"2⤵
- Creates scheduled task(s)
PID:2704
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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:2292 -
C:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exeC:\Users\Admin\AppData\Local\Temp\839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b.exe /stext "C:\Users\Admin\AppData\Local\Temp\ockohbxddbabloien"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2228
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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\yepzathxrjsgouwqetxc"3⤵
- Accesses Microsoft Outlook accounts
PID:812
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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\jydramsyfrktyjsuoejedff"3⤵
- Suspicious use of AdjustPrivilegeToken
PID:612
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144B
MD54eda485d122ada6cc26b7e8cb87078ef
SHA16a185e2615162db87c996761edf182dde3ddd1b4
SHA2562dcf4bc9cbec51ee5c05b692496adcfc493b897a0234b91e78f7fb6d054720f8
SHA5122b7b229b7305f606e2437d1a29f83fdea67c3dc36a6ea00682cf180a8592fb7c3be6e398d2699ce9583af447b24ba887e7c404603e9956729a67bc470459482c
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
1KB
MD5f03af8846c39a79a9ea69e6ab4adf215
SHA1a86f7b0260c46f15c3d08009966f48be4d559bf6
SHA256925816d5feae20da8934d9b39b0329b68451bb402fe504fae588d3a4fe62ffcc
SHA5122feeb2a724eb580f0134da033bca94260b63dc8778c77479e43bf04a114cbd99456e6c43941ef15fe2b9dd23981c75dc4ac36c3e44ac5ceb45f89c722637c563