Analysis
-
max time kernel
125s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-12-2024 17:06
Static task
static1
Behavioral task
behavioral1
Sample
6AT6W_file.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6AT6W_file.exe
Resource
win10v2004-20241007-en
General
-
Target
6AT6W_file.exe
-
Size
625KB
-
MD5
30e5e5a39df67a1138bf84db89a5eb47
-
SHA1
d269595a30fd1e49086c51f629e39c15200e0149
-
SHA256
1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160
-
SHA512
365324ec484c65e7fb010f1a1fa5b5f97afef3e99d7e16e5ae753fe26da6a62c782196283ec71269a7198e6690de40fcc877f5f7b558a588f4994edfb95fe673
-
SSDEEP
12288:2dMdY9shQglOUQwZvb6JecS0W/0Wjz3lXsBHxxe70ZjwqmKH2JS:BdhlrQwIJe/bYxiqmm28
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7329625827:AAFusOMtNxAA4AfTt7YzeN1zaE4Sm-WxFiw/sendMessage?chat_id=8096159140
Signatures
-
Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
-
Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3480-45-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
-
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 532 powershell.exe 1680 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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 6AT6W_file.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6AT6W_file.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6AT6W_file.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6AT6W_file.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 22 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2988 set thread context of 3480 2988 6AT6W_file.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 5 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6AT6W_file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6AT6W_file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1244 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 2988 6AT6W_file.exe 532 powershell.exe 532 powershell.exe 2988 6AT6W_file.exe 1680 powershell.exe 2988 6AT6W_file.exe 3480 6AT6W_file.exe 1680 powershell.exe 3480 6AT6W_file.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2988 6AT6W_file.exe Token: SeDebugPrivilege 532 powershell.exe Token: SeDebugPrivilege 1680 powershell.exe Token: SeDebugPrivilege 3480 6AT6W_file.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2988 wrote to memory of 532 2988 6AT6W_file.exe 89 PID 2988 wrote to memory of 532 2988 6AT6W_file.exe 89 PID 2988 wrote to memory of 532 2988 6AT6W_file.exe 89 PID 2988 wrote to memory of 1680 2988 6AT6W_file.exe 91 PID 2988 wrote to memory of 1680 2988 6AT6W_file.exe 91 PID 2988 wrote to memory of 1680 2988 6AT6W_file.exe 91 PID 2988 wrote to memory of 1244 2988 6AT6W_file.exe 93 PID 2988 wrote to memory of 1244 2988 6AT6W_file.exe 93 PID 2988 wrote to memory of 1244 2988 6AT6W_file.exe 93 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 PID 2988 wrote to memory of 3480 2988 6AT6W_file.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6AT6W_file.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6AT6W_file.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe"C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988 -
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\6AT6W_file.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:532
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rXcourOVPD.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1680
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rXcourOVPD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp182.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1244
-
-
C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe"C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3480
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD51d398981fd608a3dd221875e785b8d6a
SHA102a28ec0849a715e2ca402faa1ac5c9b3221e95b
SHA256ed05e22441ecd20d94add7eefae16cb0adb624e6c74a4ead852b40e4dbea8227
SHA512f6c8e99e3abefa354e87bf0dba6a04d1c07a7c3942e707149419c81440073b776174c381b32691ccbee2960d0d10854b149322f9c862277014474415b89c1d1c