Analysis
- max time kernel
150s - max time network
95s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
25/04/2026, 07:40
Behavioral task
behavioral1
Sample
62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe
- Size 74KB
- Sample260425-jhnx3sbs8t
- SHA256 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773
- MD5 712db9c7c9da0a7d651a0b16f1b87a99
- SHA1 032a0472955ba1a76e9b62a2f68f3fc0cbfea710
- SHA512 db3c5484e97299b7316580694b0e2b6ad1c3a5999ccdfff199dfa482f94f0637e6a83e0340f034ffd4a9849da066e2443e148d7f7e0effef01af7261c1fece70
- SSDEEP 768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOM1:RshfSWHHNvoLqNwDDGw02eQmh0HjWOM1
- TLSH T131736B9F74D584BDFC2452B0146B1BB18577AA40123A5BCB3BA8CE7DA53B1275B3C283
- 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 1180 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process 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 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe File created C:\Windows\SysWOW64\¢«.exe 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe File created C:\Windows\system\rundll32.exe 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.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 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 19 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1777102823" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1777102823" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.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\" %*" 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1180 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 1180 rundll32.exe 1180 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1240 wrote to memory of 1180 1240 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe"C:\Users\Admin\AppData\Local\Temp\62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.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:1240 -
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:1180
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 84KB
- SHA256 38ba058ca3a1268882ad72115cad5156901d91a8dd71d358008112f1438eaf98
- MD5 b8d7e9bfff1f4c86eaf8e72cef7a9ba0
- SHA1 14df9ca66196d92b2231cc7c358e01063b318240
- SHA512 5ffacefac3d1a236b6b33f6b7cdd013afc532cfe8503bf6bc32a4e4e5396ebdb14a823d0db5047ba2f9997703d7901ded6c8c7d93be080c87bfa3b14735e51cb
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOidbK2qtNsaXU:GhfxHNIreQm+HiVdbK2qtNsaXU
- TLSH T1EF834BAFB0D644B9F43456B0696A17F2C533B650423A47CF3B98CE29753E0366B2D283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 77KB
- SHA256 7d1d32e60da665af7853ae179baaacdb2d7267d22af280b6f6dec70e3be6e2ad
- MD5 edcd0b08efe60adb4ed4484476392476
- SHA1 d8a7dd73fac90072c3592c2df7f3a95417813681
- SHA512 553c00fbb02f18ef3b42e671b91dea6524a9555718bbd05fa23e5943797e783bb389a8588c58c3cb64b5e1f8ce962c922f4bdf56d8b541fc1660d42a5dcb750c
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOi/C+:GhfxHNIreQm+Hip/C+
- TLSH T1C3734A9F70D584B9F83452B014AB17F18577BA50123A5BCB3B98CE7EA53B1265B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH