Analysis
- max time kernel
149s - max time network
119s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/04/2026, 09:40
Behavioral task
behavioral1
Sample
d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe
- Size 84KB
- Sample260418-lnkhyscs8t
- SHA256 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5
- MD5 0ec7fa88c14eda75fa076e1ef4870766
- SHA1 ce687f1379b7b49c2d6be1a97029b1893d44e0f0
- SHA512 45314a0931cb51fb77095c4fa41fe59cbc91b332dbb9e199adb09643fa88b3f1d4ac71695e422b21cc9c31b76cba4b69473f7b0d38a254cd1c32a84ffc8a62ee
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOYDGcmHhbCC:GhfxHNIreQm+HinDGcmHJCC
- TLSH T19183295B74E544B9F83456B06AAA07F2C533B560063A47CF3B98CF69753E0366B2D283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
qqpass
C2
-
http://www.zigui.org/article.php?id=103822
Attributes
-
url
http://www.mxm9191.com/myrunner_up.exe
-
user_agent
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4788 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe File created C:\Windows\SysWOW64\notepad¢¬.exe d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe File opened for modification C:\Windows\SysWOW64\¢«.exe d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe File created C:\Windows\SysWOW64\¢«.exe d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe File created C:\Windows\system\rundll32.exe d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776505246" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776505246" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4788 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 4788 rundll32.exe 4788 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4728 wrote to memory of 4788 4728 d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe"C:\Users\Admin\AppData\Local\Temp\d3aa0866438493dd84d8b8ae3af7a929a936a9649e1b2af14d0ae79f2015f2e5.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4728 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4788
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 81KB
- SHA256 f895ccfa9be79e0b5be143323c5909275b174bbeeb143f0630450a844ba3b00d
- MD5 387ad54f4102e2a4bb46277221530066
- SHA1 80c52aa225cdfd7720942598dae9a4d60626d3fe
- SHA512 526f944aaea1b17744baccd667e0f74343c6c0d7dad7b4cb0e0f78b260bbdcd3f4a7a325796638a7c442b4e9a0c4e78e1f48f8d903b79a776270d79fd2c69012
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOrOhe:GhfxHNIreQm+HiqOhe
- TLSH T137833BAF70E544B9F83456B029AA17F2C537B960123A47CF3B58CE79653E0365B2D283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 75KB
- SHA256 60027b1600d8c73d23484331e904ad6b82594f180739110b5a39ea0662fadee6
- MD5 43aa00aaed7d5cce039b4f04458ff0a3
- SHA1 611608776da2e0e66d527aaf128b27130f4940cb
- SHA512 a28e46a144af1a3c0fa1c17f4fa3983d7f5a71692c772d6f2fd270037c539831c59254832f01a9d753fb72c883cf43354b14e4e2d21f2c63732a3deeebb1ada0
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO0y+W:GhfxHNIreQm+Hihy+W
- TLSH T10B736B9F70D484B9F83452B0146B1BB18577AA40123A5BCB3B98CE7DA53B1375B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH