Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 19:27
Static task
static1
Behavioral task
behavioral1
Sample
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe
Resource
win10v2004-20240508-en
General
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Target
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe
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Size
34KB
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MD5
02ebd3348e3469f89cbeb0872eaa32cd
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SHA1
9eebab05d6434392d52166feeb1a66ca37124b1e
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SHA256
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f
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SHA512
b2fba13b20b1391139c331f95917d043e5cdc582ffdf2aa56dd0b1a83ebe2733e7fb093d69299cd6a5153cd5721404e21aee30afbeda0fe215f8ea3d37731d33
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SSDEEP
384:q6Lz0OyPaGPbG8FecNrgzbUFPlfRNefMfNq8UdsKWRzpeancfKykJIyfgS9/V+ie:q6Lo1RPbPFHRgzwFPlf/efMT9I8W
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\I-Worm.GiGu = "uGiG.eXe" 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe -
Drops file in System32 directory 3 IoCs
Processes:
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exedescription ioc process File created C:\Windows\SysWOW64\GiGu.eXe 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe File opened for modification C:\Windows\SysWOW64\GiGu.eXe 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe File created C:\Windows\SysWOW64\GiGu.eml 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe -
Drops file in Windows directory 2 IoCs
Processes:
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exedescription ioc process File opened for modification C:\Windows\uGiG.eXe 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe File created C:\Windows\uGiG.eXe 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2064 2916 WerFault.exe 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exedescription pid process target process PID 2916 wrote to memory of 2064 2916 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe WerFault.exe PID 2916 wrote to memory of 2064 2916 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe WerFault.exe PID 2916 wrote to memory of 2064 2916 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe WerFault.exe PID 2916 wrote to memory of 2064 2916 1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe"C:\Users\Admin\AppData\Local\Temp\1eb7e65a9e78d78aaaeaaf8c22e0002cb2e49e74f96432a4cf4432812ddb8e3f.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 1762⤵
- Program crash