Analysis
-
max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
24-07-2024 03:10
Static task
static1
Behavioral task
behavioral1
Sample
rfq1960.exe
Resource
win7-20240705-en
General
-
Target
rfq1960.exe
-
Size
904KB
-
MD5
38b63c968b2733cef310a6df2dcfa478
-
SHA1
bbbb4dcf4ecc6364af54480929d430da1c460a13
-
SHA256
2768689f6c4a60b7fe18d6c87fdecd8a7f8dceefa298a5851c4a7c6909f3a92d
-
SHA512
ab9486482bfae4c5a86a5d3dbe9aa47b003d9d74965b5fbd24f72a30ee1bd5a34a75cbcecff98aa3852e7c2019a582f8633bc1c8d762a65ef9084fb00791f3da
-
SSDEEP
24576:CRv6SSp2ReQ/tOsbwHsIS7NjkDpGrWbv8MXK:CJZeQcsUHPSZjkDpcWb3
Malware Config
Signatures
-
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2572 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 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 rfq1960.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.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 2880 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2220 rfq1960.exe 2572 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2220 rfq1960.exe Token: SeDebugPrivilege 2572 powershell.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2572 2220 rfq1960.exe 30 PID 2220 wrote to memory of 2572 2220 rfq1960.exe 30 PID 2220 wrote to memory of 2572 2220 rfq1960.exe 30 PID 2220 wrote to memory of 2572 2220 rfq1960.exe 30 PID 2220 wrote to memory of 2880 2220 rfq1960.exe 32 PID 2220 wrote to memory of 2880 2220 rfq1960.exe 32 PID 2220 wrote to memory of 2880 2220 rfq1960.exe 32 PID 2220 wrote to memory of 2880 2220 rfq1960.exe 32 PID 2220 wrote to memory of 2712 2220 rfq1960.exe 34 PID 2220 wrote to memory of 2712 2220 rfq1960.exe 34 PID 2220 wrote to memory of 2712 2220 rfq1960.exe 34 PID 2220 wrote to memory of 2712 2220 rfq1960.exe 34 PID 2220 wrote to memory of 2876 2220 rfq1960.exe 35 PID 2220 wrote to memory of 2876 2220 rfq1960.exe 35 PID 2220 wrote to memory of 2876 2220 rfq1960.exe 35 PID 2220 wrote to memory of 2876 2220 rfq1960.exe 35 PID 2220 wrote to memory of 2788 2220 rfq1960.exe 36 PID 2220 wrote to memory of 2788 2220 rfq1960.exe 36 PID 2220 wrote to memory of 2788 2220 rfq1960.exe 36 PID 2220 wrote to memory of 2788 2220 rfq1960.exe 36 PID 2220 wrote to memory of 2564 2220 rfq1960.exe 37 PID 2220 wrote to memory of 2564 2220 rfq1960.exe 37 PID 2220 wrote to memory of 2564 2220 rfq1960.exe 37 PID 2220 wrote to memory of 2564 2220 rfq1960.exe 37 PID 2220 wrote to memory of 2560 2220 rfq1960.exe 38 PID 2220 wrote to memory of 2560 2220 rfq1960.exe 38 PID 2220 wrote to memory of 2560 2220 rfq1960.exe 38 PID 2220 wrote to memory of 2560 2220 rfq1960.exe 38
Processes
-
C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TlykqEvmBV.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2572
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TlykqEvmBV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp34C6.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2880
-
-
C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"2⤵PID:2712
-
-
C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"2⤵PID:2876
-
-
C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"2⤵PID:2788
-
-
C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"2⤵PID:2564
-
-
C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"C:\Users\Admin\AppData\Local\Temp\rfq1960.exe"2⤵PID:2560
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD543a38dc28f75ab4d650ef5b0eb44a033
SHA1c6467da6e0f766c1c261f6d8dec9ea32aefcc42d
SHA2563d4ff6c0121eac2b9825b17e9de1fbb39bfe713fa89989522286fd0a9d18120d
SHA512f229ec197b20f4d6f1d279fa7fcede25cd34a09d481201888e1cd997b0525acf1bd763d14238de76860ceba42f0c76d47866589dc81c72172ae246c84d017eb1