Analysis
- max time kernel
149s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/10/2026, 14:46
Behavioral task
behavioral1
Sample
bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe
- Size 81KB
- Sample261017-r5raqavyft
- SHA256 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8
- MD5 630ed1e275914f5d2dbbfd0c0f4168b7
- SHA1 34c6d6ecfb9f0d512b200894c527295c88b35489
- SHA512 1056a9a068a6689cda0fcf0dd4ed02bef54944a56a4587f7603846fc8372072273e4b059bba7e16b6927ac9fe57ff5f2841c47921ba13783cb52cb0bb16b0cc6
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOdiS/sCq:GhfxHNIreQm+Hi8iS/sCq
- TLSH T1AB833A9FB0D644B9F834527065AA17F2C533B950063A4BCF3B98CE29753E1366B2D283
- 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 4308 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.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\¢«.exe bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe File created C:\Windows\SysWOW64\¢«.exe bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe File created C:\Windows\SysWOW64\notepad¢¬.exe bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe File created C:\Windows\system\rundll32.exe bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe - Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1792248416" rundll32.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\" %*" bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1792248416" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4308 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 4308 rundll32.exe 4308 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2564 wrote to memory of 4308 2564 bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.exe"C:\Users\Admin\AppData\Local\Temp\bb8406b92e5e156e66ba3077f2dc6c62993cd3373fe6c6db6e594ab4698bcaa8.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:2564 -
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:4308
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 77KB
- SHA256 3600f0dd1d34a1068bd7f1dfd20b53a683f5ba204724528142513ea4a42d2f5f
- MD5 1f696749a76b74af17ba86e58ba531a8
- SHA1 cc91a80bdd3e1c0cec16516f77701f04b23b3c74
- SHA512 1212a4d66a727388685e22e1a35f826bbf3db5c5ca373fc7bb9f490fafadedade832250a76c51e6cdf37911a42c98881e4ef4f2df410be9fd9d06f9855729502
- SSDEEP 1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOBu2h4h3Zh4whV:GhfxHNIreQm+HiC3GX5T
- TLSH T17C735B9F74D544BAF83456B0146B17F18537AA50023A5BCB3B98CE7EA53B1275B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 73KB
- SHA256 d97a93cd2088f1f4f84b4cb4bc0f900642bc86242201958c58970528d52d11ec
- MD5 4ca36cd90a0819dc7b0663d8cff9f317
- SHA1 31759aff47f74bb6b30c9a8e78bfbec766f81d3d
- SHA512 dea41a4fdf77274296a5de601a5287a30e07dd611e01a2b640962d6d3261320e00252fd9e163f5d40385d61e407d1c860847f1ea31b76d289758e533af74358f
- SSDEEP 768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWO:RshfSWHHNvoLqNwDDGw02eQmh0HjWO
- TLSH T181735B9F74D584BDFC2452B0146B1BB18577AA40123A9BCB3BA8CE7D953B1275B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH