Analysis
- max time kernel
150s - max time network
117s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 05:48
Behavioral task
behavioral1
Sample
6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe
- Size 82KB
- Sample260819-ghwxksdc68
- SHA256 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef
- MD5 3b9d8e002b2ea3a34f06af791e5e9aaa
- SHA1 b24a7315ca27a5e39a937a5aeec18a579c74e2ea
- SHA512 f18eebc60d7ffaabb8d8260de065269f105b49911886198e6cd4d15dbefc9c6343d04a9ad49943209f785d599ea2c5abbe114ca639a0dffdabfe2f8fde53b847
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOg9Xr6:GhfxHNIreQm+Hiz9Xr6
- TLSH T1638329AFB0D544B9F83455B019AA17F28537B960123A4BCF3B98CF69753E0365B2D283
- 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 4196 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.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 opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe File created C:\Windows\SysWOW64\¢«.exe 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe File opened for modification C:\Windows\system\rundll32.exe 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.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 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.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\txtfile\shell\open\command 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.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 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787118539" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787118539" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4196 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 4196 rundll32.exe 4196 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4056 wrote to memory of 4196 4056 6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.exe"C:\Users\Admin\AppData\Local\Temp\6f519cf936133ddcf66e69c9c2922eb9eedad8bdc6502ef6e5826ab20334b2ef.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:4056 -
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:4196
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5336
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 85KB
- SHA256 042224346f4b55711ff454017f492fdbabbb0d7be79796eb1d37a4ca6a7008bb
- MD5 046a383180d03aa55c4219c2a1391e25
- SHA1 c26234d8aa8ada50a6ee80d3ad87f0cea0291987
- SHA512 9ccc4c60af4b9b0b9fdf80f3bbb2103a170222db687d3754a9e028da47502774211b4f1e263cdb84febfee48128941070d542fca198647a109336d615c7c87d6
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWObUHKniaRMjf:GhfxHNIreQm+Hi4UHKniaRMjf
- TLSH T157832A5FB0D544BAF83456B069AA57F2C133756012394BCF3B98CF69B53A0366B2D283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 74KB
- SHA256 7c5e58ed2cfc95f9c21dc526df8445cf3ba79177ccaf79857412dde54984f84d
- MD5 a1ede594fc31cfcd1c2794210e0ce734
- SHA1 eeb0e52513a2eddf1e13ad9085a23420eb7eb19a
- SHA512 17e04bf440bce85a269130c8824b1f403da52bcfeba669543a98382c1ad9c0e8bc65a570f7dcb35ff7e41dc3e95b32f8764f61442fb8175d97a18ada273c4f26
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOA/Y:GhfxHNIreQm+Hi3/Y
- TLSH T13C736C9F74D584BDF82452B0146B1BB18577AA40123A5BCB3BA8CE7DA53B1275B3C383
- MD5 SHA1 SHA512 SSDEEP TLSH