Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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:
zubckk.exepid process 2344 zubckk.exe -
Executes dropped EXE 2 IoCs
Processes:
zubckk.exejqxx.exepid process 2344 zubckk.exe 4364 jqxx.exe -
Loads dropped DLL 1 IoCs
Processes:
jqxx.exepid process 4364 jqxx.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:
jqxx.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\mzzoupfq\\jqxx.exe \"c:\\Program Files\\mzzoupfq\\jqxxq.dll\",Compliance" jqxx.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
jqxx.exedescription ioc process File opened (read-only) \??\k: jqxx.exe File opened (read-only) \??\m: jqxx.exe File opened (read-only) \??\n: jqxx.exe File opened (read-only) \??\s: jqxx.exe File opened (read-only) \??\w: jqxx.exe File opened (read-only) \??\x: jqxx.exe File opened (read-only) \??\y: jqxx.exe File opened (read-only) \??\t: jqxx.exe File opened (read-only) \??\b: jqxx.exe File opened (read-only) \??\e: jqxx.exe File opened (read-only) \??\j: jqxx.exe File opened (read-only) \??\l: jqxx.exe File opened (read-only) \??\o: jqxx.exe File opened (read-only) \??\p: jqxx.exe File opened (read-only) \??\q: jqxx.exe File opened (read-only) \??\v: jqxx.exe File opened (read-only) \??\g: jqxx.exe File opened (read-only) \??\r: jqxx.exe File opened (read-only) \??\u: jqxx.exe File opened (read-only) \??\a: jqxx.exe File opened (read-only) \??\h: jqxx.exe File opened (read-only) \??\i: jqxx.exe File opened (read-only) \??\z: jqxx.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:
jqxx.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 jqxx.exe -
Drops file in Program Files directory 4 IoCs
Processes:
zubckk.exedescription ioc process File opened for modification \??\c:\Program Files\mzzoupfq zubckk.exe File created \??\c:\Program Files\mzzoupfq\jqxxq.dll zubckk.exe File created \??\c:\Program Files\mzzoupfq\jqxx.exe zubckk.exe File opened for modification \??\c:\Program Files\mzzoupfq\jqxx.exe zubckk.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:
cmd.exePING.EXEzubckk.exejqxx.exe285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exedescription ioc process 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 zubckk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jqxx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.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 1592 cmd.exe 3040 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
jqxx.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 jqxx.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString jqxx.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
jqxx.exepid process 4364 jqxx.exe 4364 jqxx.exe 4364 jqxx.exe 4364 jqxx.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
jqxx.exedescription pid process Token: SeDebugPrivilege 4364 jqxx.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exezubckk.exepid process 1860 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe 2344 zubckk.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.execmd.exezubckk.exedescription pid process target process PID 1860 wrote to memory of 1592 1860 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 1860 wrote to memory of 1592 1860 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 1860 wrote to memory of 1592 1860 285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe cmd.exe PID 1592 wrote to memory of 3040 1592 cmd.exe PING.EXE PID 1592 wrote to memory of 3040 1592 cmd.exe PING.EXE PID 1592 wrote to memory of 3040 1592 cmd.exe PING.EXE PID 1592 wrote to memory of 2344 1592 cmd.exe zubckk.exe PID 1592 wrote to memory of 2344 1592 cmd.exe zubckk.exe PID 1592 wrote to memory of 2344 1592 cmd.exe zubckk.exe PID 2344 wrote to memory of 4364 2344 zubckk.exe jqxx.exe PID 2344 wrote to memory of 4364 2344 zubckk.exe jqxx.exe PID 2344 wrote to memory of 4364 2344 zubckk.exe jqxx.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:1860 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\zubckk.exe "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1592 -
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:3040 -
C:\Users\Admin\AppData\Local\Temp\zubckk.exeC:\Users\Admin\AppData\Local\Temp\\zubckk.exe "C:\Users\Admin\AppData\Local\Temp\285ebc26488f13638fbcbb9f002d60699dfdbbe66317e63e8cd42c48bb853a50.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2344 -
\??\c:\Program Files\mzzoupfq\jqxx.exe"c:\Program Files\mzzoupfq\jqxx.exe" "c:\Program Files\mzzoupfq\jqxxq.dll",Compliance C:\Users\Admin\AppData\Local\Temp\zubckk.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:4364
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
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
202KB
MD5975a4437ad2b7826d5369d5119ad2f43
SHA1e434a345f106dc3ab58e704dde64c631330914ea
SHA2561f2d7effd00becd86f4785959a3c94154e7601c6feb8162b08462488b3fd162f
SHA512592f3f6245913f01aafdfaa38ae5f1ffb354920318af65bb76a6f3bc5890efd275a19a62a8df9a33855485b265b0410a025c44fb82030bdcfe318042cf7713a2
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Filesize
141KB
MD533a6272ed204b5cc49bc8f51d29366ee
SHA18ae133ceb89e75b703308192f1ba3497125f7d56
SHA256090483f7e72af5b57a6c400d7ccf504a3605776d1d04ffd91ff5b955d1a530a6
SHA5122ce23ee6948ba65fb55e38f6d4cb70e8c6776f99177ab582d4b103b950fd0e1e9fb00e7fc2d46ffa1498024b0107ebb50ee7ca3bacf0d272f133af0c81a9ac00