Analysis
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max time kernel
146s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 01:30
Static task
static1
Behavioral task
behavioral1
Sample
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe
Resource
win10v2004-20241007-en
General
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Target
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe
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Size
202KB
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MD5
92834525c33dfe56b89b3d86e3d24c0a
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SHA1
c5b2b0c8a4521cea085adbfc15131508bf0a1fa5
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SHA256
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50
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SHA512
a8b5fa38fdaeeb391125927aee7bda5cfde21d18608bed9fd9d010853c45f0e617a199629e3d257558b21116c27273afe5264a9226bad4e4b7f5f3fba855c6bb
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
stmxnwbp.exepid process 2912 stmxnwbp.exe -
Executes dropped EXE 2 IoCs
Processes:
stmxnwbp.exehvmxwh.exepid process 2912 stmxnwbp.exe 3068 hvmxwh.exe -
Loads dropped DLL 7 IoCs
Processes:
cmd.exestmxnwbp.exehvmxwh.exepid process 2492 cmd.exe 2492 cmd.exe 2912 stmxnwbp.exe 3068 hvmxwh.exe 3068 hvmxwh.exe 3068 hvmxwh.exe 3068 hvmxwh.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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
hvmxwh.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\qytdplx\\hvmxwh.exe \"c:\\Program Files\\qytdplx\\hvmxwh.dll\",Compliance" hvmxwh.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
hvmxwh.exedescription ioc process File opened (read-only) \??\t: hvmxwh.exe File opened (read-only) \??\x: hvmxwh.exe File opened (read-only) \??\g: hvmxwh.exe File opened (read-only) \??\m: hvmxwh.exe File opened (read-only) \??\n: hvmxwh.exe File opened (read-only) \??\o: hvmxwh.exe File opened (read-only) \??\r: hvmxwh.exe File opened (read-only) \??\j: hvmxwh.exe File opened (read-only) \??\q: hvmxwh.exe File opened (read-only) \??\w: hvmxwh.exe File opened (read-only) \??\y: hvmxwh.exe File opened (read-only) \??\z: hvmxwh.exe File opened (read-only) \??\a: hvmxwh.exe File opened (read-only) \??\k: hvmxwh.exe File opened (read-only) \??\l: hvmxwh.exe File opened (read-only) \??\p: hvmxwh.exe File opened (read-only) \??\v: hvmxwh.exe File opened (read-only) \??\u: hvmxwh.exe File opened (read-only) \??\b: hvmxwh.exe File opened (read-only) \??\e: hvmxwh.exe File opened (read-only) \??\h: hvmxwh.exe File opened (read-only) \??\i: hvmxwh.exe File opened (read-only) \??\s: hvmxwh.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:
hvmxwh.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 hvmxwh.exe -
Drops file in Program Files directory 4 IoCs
Processes:
stmxnwbp.exedescription ioc process File opened for modification \??\c:\Program Files\qytdplx stmxnwbp.exe File created \??\c:\Program Files\qytdplx\hvmxwh.dll stmxnwbp.exe File created \??\c:\Program Files\qytdplx\hvmxwh.exe stmxnwbp.exe File opened for modification \??\c:\Program Files\qytdplx\hvmxwh.exe stmxnwbp.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:
hvmxwh.exe285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.execmd.exePING.EXEstmxnwbp.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hvmxwh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language stmxnwbp.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 2492 cmd.exe 2800 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
hvmxwh.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 hvmxwh.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString hvmxwh.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
hvmxwh.exepid process 3068 hvmxwh.exe 3068 hvmxwh.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
hvmxwh.exedescription pid process Token: SeDebugPrivilege 3068 hvmxwh.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exestmxnwbp.exepid process 2876 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe 2912 stmxnwbp.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.execmd.exestmxnwbp.exedescription pid process target process PID 2876 wrote to memory of 2492 2876 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 2876 wrote to memory of 2492 2876 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 2876 wrote to memory of 2492 2876 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 2876 wrote to memory of 2492 2876 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 2492 wrote to memory of 2800 2492 cmd.exe PING.EXE PID 2492 wrote to memory of 2800 2492 cmd.exe PING.EXE PID 2492 wrote to memory of 2800 2492 cmd.exe PING.EXE PID 2492 wrote to memory of 2800 2492 cmd.exe PING.EXE PID 2492 wrote to memory of 2912 2492 cmd.exe stmxnwbp.exe PID 2492 wrote to memory of 2912 2492 cmd.exe stmxnwbp.exe PID 2492 wrote to memory of 2912 2492 cmd.exe stmxnwbp.exe PID 2492 wrote to memory of 2912 2492 cmd.exe stmxnwbp.exe PID 2912 wrote to memory of 3068 2912 stmxnwbp.exe hvmxwh.exe PID 2912 wrote to memory of 3068 2912 stmxnwbp.exe hvmxwh.exe PID 2912 wrote to memory of 3068 2912 stmxnwbp.exe hvmxwh.exe PID 2912 wrote to memory of 3068 2912 stmxnwbp.exe hvmxwh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\stmxnwbp.exe "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2492 -
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:2800 -
C:\Users\Admin\AppData\Local\Temp\stmxnwbp.exeC:\Users\Admin\AppData\Local\Temp\\stmxnwbp.exe "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.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:2912 -
\??\c:\Program Files\qytdplx\hvmxwh.exe"c:\Program Files\qytdplx\hvmxwh.exe" "c:\Program Files\qytdplx\hvmxwh.dll",Compliance C:\Users\Admin\AppData\Local\Temp\stmxnwbp.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:3068
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
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Downloads
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Filesize
202KB
MD5d58d4b88f301864f9d8f0bd57f05727f
SHA10e0e5469c5ca41f0da088afb5b17e5291c717291
SHA2563e794c82e026ca9cab45895f53ff99d2d2c04aa7b105ef6b59efd97e53654ebe
SHA512c415957f88e3a7fe182744aa47681b4ac6d5c61bcf1e2d27f0b0e8e681564f72771105b4be7fecc56c4129a46bba5aee23d6908374d3ca39ea9eca490bb9c216
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Filesize
141KB
MD517af6f69350838f4c8faa6564fe8490c
SHA1d0aab946a4e4d836a6724fd234b7e71714496a29
SHA256c4bdc300c7aeb0cf56c1a54a985a1561d84068293684c7e527847df68f20d348
SHA512043a9ec16200a4770ed859c10c7b0e3aa53fec8833a357439dcfe2d6bc6a17ac5b72e76c11067eac9d17601ca9de757669c9a72dcf9dd955d17fe673e0c38bdb
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d