Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 03:08
Behavioral task
behavioral1
Sample
1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe
Resource
win11ltsc2024-20260710-en
11 signatures
150 seconds
General
- Target 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe
- Size 75KB
- Sample260813-dndfmsyxay
- SHA256 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0
- MD5 e7342f66bc0196508f8c001e233abaa9
- SHA1 3d5363c922e22e2fac7720b70c0dd76d82b152b9
- SHA512 b4a720323869ad61ba904d02ee66d99bddfc3dd26a46433e2fe4f2405f1b41062531aab0653feeec840bad17be763608884499608e61f4febf8e3b1f38f2fb2c
- SSDEEP 768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOlJ:RshfSWHHNvoLqNwDDGw02eQmh0HjWO0c
- TLSH T1E9736B9F74D584B9F82452B0186B1BF18577AA40123A5BCB3B98CE7DA53B1375B3C283
- 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 2664 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.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 - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\notepad¢¬.exe 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe File created C:\Windows\SysWOW64\¢«.exe 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe File created C:\Windows\system\rundll32.exe 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.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 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.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\exefile\shell\open\command 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1786590538" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1786590538" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2664 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 2664 rundll32.exe 2664 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2064 wrote to memory of 2664 2064 1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.exe"C:\Users\Admin\AppData\Local\Temp\1436c81ffc92c58bf1057dbde8e1c268e77f40b3bc3a243a7539e79fefa8cea0.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:2064 -
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:2664
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 83KB
- SHA256 7ccda97f742b2e7362a15ce874d451c9a2931ab31f56fdfcf5da563d93493871
- MD5 2faf4609ae2edf89a7971d594fd416ea
- SHA1 16134dfd40561a6aa935805ed26f475bfe8e3456
- SHA512 2f27c36f40f5cc45ef6d5d8743c4ec305f237fc26f20aa0dee29c663e376c92b77ef521d68b090e6b571d7c92f54c1de426368368f5185cf2a0f805551eb109d
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO2rsXzDp4c7h:GhfxHNIreQm+HizrsXzDp4c7h
- TLSH T1CA834B5FB0E944B9F43456B065AA07F2C537BA60123A47CF3B58CE69753E0366B2D283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 73KB
- SHA256 13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3
- MD5 d2c0dd76e05e3ed2106089468b2d65a2
- SHA1 642967312de7e370e19515651b6cb460bec6e87e
- SHA512 8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a
- SSDEEP 768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOZ:RshfSWHHNvoLqNwDDGw02eQmh0HjWOZ
- TLSH T1CB734B8F74D488BDFC2456B4146B1BB08577AA44123A5BCB3BA8CD7D953B1275B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH