Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/11/2026, 18:00
Behavioral task
behavioral1
Sample
6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe
- Size 74KB
- Sample261114-wlk2tabx8z
- SHA256 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba
- MD5 7a638f0a4c6e97231515cd37b63c73c0
- SHA1 eea67af50f0034a4c3be3943214fc75eebf48abd
- SHA512 36d85b7674ab5399792fa4d119592d5aeb78fc33fdb6e359dd6a96aa46331465ebee1d7681dadc1389c7f872376c2257d66a2e0c5c9061a2d9963a84c98e8243
- SSDEEP 768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOc:RshfSWHHNvoLqNwDDGw02eQmh0HjWOc
- TLSH T189736B9F74D584BDF82452B0146B1BB18577AA40123A9BCB3B98CE7DA53B1375B3C283
- 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 2732 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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe File created C:\Windows\SysWOW64\¢«.exe 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe File created C:\Windows\system\rundll32.exe 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.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 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1794679239" 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\" %*" 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1794679239" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.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 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2732 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 2732 rundll32.exe 2732 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5504 wrote to memory of 2732 5504 6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.exe"C:\Users\Admin\AppData\Local\Temp\6d785c582b54375cad1f7b69446f3ded0b2d62e676b8c48ee655609551242fba.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:5504 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2732
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 80KB
- SHA256 984302214140219cc5d1c015109be60c540bead8403307e5093e8fabf4e6e9bf
- MD5 0779dfc2e68b8109a5afacb7d308c723
- SHA1 538130dfcd100c44bc11e3fa6b20c26572d6cef6
- SHA512 fed8ce9b41e37d2a972e7ccccd0bf626f596172d9887f1da61f14d7c0291d6229d30cc7f08db393c36d8d9b9ac3fde54505fd80d7d61ca332611f1cbc03cac2e
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOnw5U1SI:GhfxHNIreQm+Hi0w5U1SI
- TLSH T1C4834B5F70E544B9F83456B019AA07F28533BA50123A5BCF3B98CE79A53A1365B3D283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 78KB
- SHA256 24a2d77b4dbc5979ba928f8a864ea0be55994818eb1964a54480c1060179a040
- MD5 a0e62e4070ecc7c9db2ab35ef54a80fe
- SHA1 eb28cd502aad2a77136819a4e433fccbc06cddaf
- SHA512 fe9b9181e5f6a037830070d28cc9388b69f9852a5b8865eabbbf87dfd3b876653729c9bda76f973d56676dee2eb46da66c6e24bfe8f4bb210e1dc450b19bbd3b
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOU3R:GhfxHNIreQm+HiT3R
- TLSH T11E735A9F70D584B9F83456B019AB07F28537B950123A5BCF3B98CE79A53A1365B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH