Analysis
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max time kernel
149s -
max time network
151s -
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 01:27
Static task
static1
Behavioral task
behavioral1
Sample
9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe
Resource
win10v2004-20241007-en
General
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Target
9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe
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Size
414KB
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MD5
c3f4ccff74df3688e12ffb8c442ef5b4
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SHA1
1d436e72e1c2b7c63f991e4e76e931c364c22e21
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SHA256
9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3
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SHA512
7c4edf9d1c9abc9ca9c3dca2b90b20e6a4664de9980a7229d058bf3ee18c4c15b6695b4aa40b2642ca54006800fdcc47951ced4c77a187881733e4a76fee6a7e
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SSDEEP
6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse
Malware Config
Signatures
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Blocklisted process makes network request 8 IoCs
Processes:
rundll32.exeflow pid process 13 2284 rundll32.exe 20 2284 rundll32.exe 21 2284 rundll32.exe 22 2284 rundll32.exe 35 2284 rundll32.exe 36 2284 rundll32.exe 39 2284 rundll32.exe 44 2284 rundll32.exe -
Deletes itself 1 IoCs
Processes:
qylng.exepid process 220 qylng.exe -
Executes dropped EXE 1 IoCs
Processes:
qylng.exepid process 220 qylng.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 2284 rundll32.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:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\oavrd\\tsqgv.dll\",Verify" rundll32.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
rundll32.exedescription ioc process File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\y: rundll32.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:
rundll32.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
rundll32.exepid process 2284 rundll32.exe -
Drops file in Program Files directory 2 IoCs
Processes:
qylng.exedescription ioc process File opened for modification \??\c:\Program Files\oavrd qylng.exe File created \??\c:\Program Files\oavrd\tsqgv.dll qylng.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.EXEqylng.exerundll32.exe9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.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 qylng.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
PING.EXEcmd.exepid process 4976 PING.EXE 4240 cmd.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exepid process 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe 2284 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid process Token: SeDebugPrivilege 2284 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exeqylng.exepid process 4628 9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe 220 qylng.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.execmd.exeqylng.exedescription pid process target process PID 4628 wrote to memory of 4240 4628 9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe cmd.exe PID 4628 wrote to memory of 4240 4628 9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe cmd.exe PID 4628 wrote to memory of 4240 4628 9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe cmd.exe PID 4240 wrote to memory of 4976 4240 cmd.exe PING.EXE PID 4240 wrote to memory of 4976 4240 cmd.exe PING.EXE PID 4240 wrote to memory of 4976 4240 cmd.exe PING.EXE PID 4240 wrote to memory of 220 4240 cmd.exe qylng.exe PID 4240 wrote to memory of 220 4240 cmd.exe qylng.exe PID 4240 wrote to memory of 220 4240 cmd.exe qylng.exe PID 220 wrote to memory of 2284 220 qylng.exe rundll32.exe PID 220 wrote to memory of 2284 220 qylng.exe rundll32.exe PID 220 wrote to memory of 2284 220 qylng.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe"C:\Users\Admin\AppData\Local\Temp\9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\qylng.exe "C:\Users\Admin\AppData\Local\Temp\9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4240 -
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:4976 -
C:\Users\Admin\AppData\Local\Temp\qylng.exeC:\Users\Admin\AppData\Local\Temp\\qylng.exe "C:\Users\Admin\AppData\Local\Temp\9639abdd5377982e1702e9f3ece23033f0e8e5dce495c2a6ac70e3a98cd76df3.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:220 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\oavrd\tsqgv.dll",Verify C:\Users\Admin\AppData\Local\Temp\qylng.exe4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2284
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
414KB
MD5de52613082420ad5342050f8dbab7188
SHA1b543deafeb1eb882edf33f79f3397973943aa0cc
SHA256dfd75a92e6577c34d7675a2a0274c8a9dee3022f2f4db78d7934fcd8d7f30570
SHA51287240686d489105b6201d563aeaff4ecda54d86136ba8e8e298886484de0551975b9df626d41215a379aae1b6b16c4ea6205712de792af086ec69348e91b1d77
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Filesize
228KB
MD51d8f269132dcfff840109d402ffeee67
SHA1f2aa389c26e66875386c014298547db71fdfa9f4
SHA256daabeb714928816d932b4cdc0d80b34fa2540239dd92f1be032009010338db6f
SHA51299049a489d73800e19c8d24b006abb3f85bdc6b25f6802ec6ff0ceec92bd37b0e75892badc9b36e1eb37b9cdda91b1fa5c3f8532b2936190b01f89cab42fdc37