Analysis
-
max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe
Resource
win10v2004-20241007-en
General
-
Target
89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe
-
Size
201KB
-
MD5
ed2438c1b05266d53173915d007acdf5
-
SHA1
a33627fa61b0dd3183dd87ad529df784ea8da114
-
SHA256
89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb
-
SHA512
44b8076f6f7762d31413e010b8094d664a78e7bd1caeaafa9da9a953751679dc66e58cc0539e03e7c88554543231bcefdad4d96c58048b398278a45a8e7799ad
-
SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
Malware Config
Signatures
-
Deletes itself 1 IoCs
Processes:
vecluftpz.exepid process 1360 vecluftpz.exe -
Executes dropped EXE 2 IoCs
Processes:
vecluftpz.execqxwv.exepid process 1360 vecluftpz.exe 2268 cqxwv.exe -
Loads dropped DLL 7 IoCs
Processes:
cmd.exevecluftpz.execqxwv.exepid process 2112 cmd.exe 2112 cmd.exe 1360 vecluftpz.exe 2268 cqxwv.exe 2268 cqxwv.exe 2268 cqxwv.exe 2268 cqxwv.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
cqxwv.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\nrzlf\\cqxwv.exe \"c:\\Program Files\\nrzlf\\cqxwv.dll\",Compliance" cqxwv.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
cqxwv.exedescription ioc process File opened (read-only) \??\l: cqxwv.exe File opened (read-only) \??\t: cqxwv.exe File opened (read-only) \??\u: cqxwv.exe File opened (read-only) \??\z: cqxwv.exe File opened (read-only) \??\e: cqxwv.exe File opened (read-only) \??\h: cqxwv.exe File opened (read-only) \??\i: cqxwv.exe File opened (read-only) \??\m: cqxwv.exe File opened (read-only) \??\o: cqxwv.exe File opened (read-only) \??\p: cqxwv.exe File opened (read-only) \??\s: cqxwv.exe File opened (read-only) \??\v: cqxwv.exe File opened (read-only) \??\b: cqxwv.exe File opened (read-only) \??\j: cqxwv.exe File opened (read-only) \??\n: cqxwv.exe File opened (read-only) \??\q: cqxwv.exe File opened (read-only) \??\x: cqxwv.exe File opened (read-only) \??\a: cqxwv.exe File opened (read-only) \??\g: cqxwv.exe File opened (read-only) \??\k: cqxwv.exe File opened (read-only) \??\r: cqxwv.exe File opened (read-only) \??\w: cqxwv.exe File opened (read-only) \??\y: cqxwv.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
cqxwv.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 cqxwv.exe -
Drops file in Program Files directory 4 IoCs
Processes:
vecluftpz.exedescription ioc process File opened for modification \??\c:\Program Files\nrzlf vecluftpz.exe File created \??\c:\Program Files\nrzlf\cqxwv.dll vecluftpz.exe File created \??\c:\Program Files\nrzlf\cqxwv.exe vecluftpz.exe File opened for modification \??\c:\Program Files\nrzlf\cqxwv.exe vecluftpz.exe -
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.
Processes:
PING.EXEvecluftpz.execqxwv.exe89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.execmd.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vecluftpz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cqxwv.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
cmd.exePING.EXEpid process 2112 cmd.exe 2988 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
cqxwv.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 cqxwv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString cqxwv.exe -
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
cqxwv.exepid process 2268 cqxwv.exe 2268 cqxwv.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
cqxwv.exedescription pid process Token: SeDebugPrivilege 2268 cqxwv.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exevecluftpz.exepid process 2236 89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe 1360 vecluftpz.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.execmd.exevecluftpz.exedescription pid process target process PID 2236 wrote to memory of 2112 2236 89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe cmd.exe PID 2236 wrote to memory of 2112 2236 89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe cmd.exe PID 2236 wrote to memory of 2112 2236 89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe cmd.exe PID 2236 wrote to memory of 2112 2236 89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe cmd.exe PID 2112 wrote to memory of 2988 2112 cmd.exe PING.EXE PID 2112 wrote to memory of 2988 2112 cmd.exe PING.EXE PID 2112 wrote to memory of 2988 2112 cmd.exe PING.EXE PID 2112 wrote to memory of 2988 2112 cmd.exe PING.EXE PID 2112 wrote to memory of 1360 2112 cmd.exe vecluftpz.exe PID 2112 wrote to memory of 1360 2112 cmd.exe vecluftpz.exe PID 2112 wrote to memory of 1360 2112 cmd.exe vecluftpz.exe PID 2112 wrote to memory of 1360 2112 cmd.exe vecluftpz.exe PID 1360 wrote to memory of 2268 1360 vecluftpz.exe cqxwv.exe PID 1360 wrote to memory of 2268 1360 vecluftpz.exe cqxwv.exe PID 1360 wrote to memory of 2268 1360 vecluftpz.exe cqxwv.exe PID 1360 wrote to memory of 2268 1360 vecluftpz.exe cqxwv.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe"C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\vecluftpz.exe "C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2988 -
C:\Users\Admin\AppData\Local\Temp\vecluftpz.exeC:\Users\Admin\AppData\Local\Temp\\vecluftpz.exe "C:\Users\Admin\AppData\Local\Temp\89e6b09f800e5a35629f2ca491bc9112955dd65a1f25bd0ae7d125774c4209cb.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1360 -
\??\c:\Program Files\nrzlf\cqxwv.exe"c:\Program Files\nrzlf\cqxwv.exe" "c:\Program Files\nrzlf\cqxwv.dll",Compliance C:\Users\Admin\AppData\Local\Temp\vecluftpz.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2268
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege 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
-
Filesize
141KB
MD5d1fb6ec8c407a19679a6fbc38591a285
SHA1738dd4c58072dbf2dc694f605b8f93618ea9a6b1
SHA2560635b90694968ff16e7d4f051c510153eb7bd4cf0160924660633b888a796b89
SHA5120014259c9110f271bc3e1c193a33e4e6a98d854e1345c738036abc44a6018c0aee726fc4fa3c0f8796b642f3c5cdb3b8d1a357f1f1bb1bcad1a55dd5a9968644
-
Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
-
Filesize
202KB
MD587de696130b856b71031141237edae25
SHA13ce02938f87fb0a8d3076df855b48655f8ec3860
SHA25601b2122a2cb84cd070735048cada09093e52dba26249aa30feb312e917f446bc
SHA512db14e9791d60c7da20ecb2259b29a3dd7997c334a85dd96373d12d441c4cfecd7182e7f1a54f94ec921eea1bb57935d54f61d10eb5e2b51db063edee938780b5