Analysis
-
max time kernel
169s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
06/01/2024, 23:00
Static task
static1
Behavioral task
behavioral1
Sample
4763924afa618b66a88ec45e6d8b8a8f.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4763924afa618b66a88ec45e6d8b8a8f.exe
Resource
win10v2004-20231215-en
General
-
Target
4763924afa618b66a88ec45e6d8b8a8f.exe
-
Size
67KB
-
MD5
4763924afa618b66a88ec45e6d8b8a8f
-
SHA1
2169932f817639c72a84ca168b874f4004d371ef
-
SHA256
2a7d2cf905a47b72f242b52825996579c5e0093b096f87c987fe77e35fc80269
-
SHA512
e917b334e24d14181cbaf43bea14965525e516b648343eecaa8d503c036d718f8806a5c3308c106024cb14cedfed1be833d703461b0168fc137f98b1ee3f78d4
-
SSDEEP
1536:kjtKk2BRwXhsoe1d5wmLNkRWj2CT9EBpdTImpRes:gKkoRwxsj5wI2YeHUI
Malware Config
Signatures
-
Loads dropped DLL 2 IoCs
pid Process 1584 4763924afa618b66a88ec45e6d8b8a8f.exe 1584 4763924afa618b66a88ec45e6d8b8a8f.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\mupdate.exe 4763924afa618b66a88ec45e6d8b8a8f.exe File opened for modification C:\Windows\SysWOW64\mupdate.exe 4763924afa618b66a88ec45e6d8b8a8f.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\msearch.dll 4763924afa618b66a88ec45e6d8b8a8f.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6843E020-2197-44EC-B621-A4508CCAE168} 4763924afa618b66a88ec45e6d8b8a8f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6843E020-2197-44EC-B621-A4508CCAE168}\ = "TFHOOK" 4763924afa618b66a88ec45e6d8b8a8f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6843E020-2197-44EC-B621-A4508CCAE168}\InProcServer32 4763924afa618b66a88ec45e6d8b8a8f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6843E020-2197-44EC-B621-A4508CCAE168}\InProcServer32\ = "C:\\Windows\\msearch.dll" 4763924afa618b66a88ec45e6d8b8a8f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6843E020-2197-44EC-B621-A4508CCAE168}\InProcServer32\ThreadingModel = "Apartment" 4763924afa618b66a88ec45e6d8b8a8f.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1584 4763924afa618b66a88ec45e6d8b8a8f.exe 1584 4763924afa618b66a88ec45e6d8b8a8f.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1584 4763924afa618b66a88ec45e6d8b8a8f.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4763924afa618b66a88ec45e6d8b8a8f.exe"C:\Users\Admin\AppData\Local\Temp\4763924afa618b66a88ec45e6d8b8a8f.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1584
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
46KB
MD5bc40392a8a262bfdd833541651569a94
SHA100eda616fb2ca367f9df507a40c9e7c9bb17c825
SHA2567cd48e898c4f95d40dab23af06be9c0cd57a7e1ba84a742e9b35f00827e09108
SHA512e654a331e6f30d9f7cce70f5fd01ef2e01f5f853ca0ad9184194393fd573f4ecbf7da31ff6a577b95cb34a72751132a78b3dd3376608fe2435f000d1b8366ae6