Analysis
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max time kernel
139s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02-02-2024 13:11
Static task
static1
Behavioral task
behavioral1
Sample
899971829b79edb86c3f4c4be36ca604.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
899971829b79edb86c3f4c4be36ca604.exe
Resource
win10v2004-20231215-en
General
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Target
899971829b79edb86c3f4c4be36ca604.exe
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Size
45KB
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MD5
899971829b79edb86c3f4c4be36ca604
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SHA1
792f9f8f6e634368fad1f209b076bf46d6cbf036
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SHA256
6f691ccf47a85733f79aebc1b466ce4986f5d650711fcda9028bf2a43abe053b
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SHA512
9427cf0af2a226b994d1b551e5b2949888aec93260de1f525629cc9530392fc28739064c5531e46ab385637cde5c4e79579e97c13ab0ded583f6b50ee0fcdaf7
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SSDEEP
768:P2qEB/8vSvOf7rv6NEQLOZcwe8hGEimO9WrQ7uB1q0a/MoJS4WgHZuWyNNLDK9tI:uqk/8vSvOfv6Nd6ZeShO9Wrj1qX0aScy
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run lorajcjw.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\65qM13MTXa = "C:\\ProgramData\\hopuzwfg\\lorajcjw.exe" lorajcjw.exe -
Executes dropped EXE 1 IoCs
pid Process 764 lorajcjw.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1088 899971829b79edb86c3f4c4be36ca604.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1088 wrote to memory of 764 1088 899971829b79edb86c3f4c4be36ca604.exe 91 PID 1088 wrote to memory of 764 1088 899971829b79edb86c3f4c4be36ca604.exe 91 PID 1088 wrote to memory of 764 1088 899971829b79edb86c3f4c4be36ca604.exe 91 PID 1088 wrote to memory of 3484 1088 899971829b79edb86c3f4c4be36ca604.exe 92 PID 1088 wrote to memory of 3484 1088 899971829b79edb86c3f4c4be36ca604.exe 92 PID 1088 wrote to memory of 3484 1088 899971829b79edb86c3f4c4be36ca604.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\899971829b79edb86c3f4c4be36ca604.exe"C:\Users\Admin\AppData\Local\Temp\899971829b79edb86c3f4c4be36ca604.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1088 -
C:\ProgramData\hopuzwfg\lorajcjw.exeC:\ProgramData\hopuzwfg\lorajcjw.exe2⤵
- Adds policy Run key to start application
- Executes dropped EXE
PID:764
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C:\Windows\SysWOW64\cmd.exe/c del /f C:\Users\Admin\AppData\Local\Temp\899971~1.EXE.bak >> NUL2⤵PID:3484
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
45KB
MD5899971829b79edb86c3f4c4be36ca604
SHA1792f9f8f6e634368fad1f209b076bf46d6cbf036
SHA2566f691ccf47a85733f79aebc1b466ce4986f5d650711fcda9028bf2a43abe053b
SHA5129427cf0af2a226b994d1b551e5b2949888aec93260de1f525629cc9530392fc28739064c5531e46ab385637cde5c4e79579e97c13ab0ded583f6b50ee0fcdaf7