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Analysis
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max time kernel
100s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
19/09/2024, 05:42
General
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Target
4ec77f5f77d8529a32f7dd57ddff7ad5965e205dce1cb7fc2a7b5810c0da3a4dN.exe
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Size
413KB
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MD5
e451b5df605f0d8c71aabdcd14c2d740
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SHA1
5a44a48c536377ef6b311c31dc42170b2c7e2277
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SHA256
4ec77f5f77d8529a32f7dd57ddff7ad5965e205dce1cb7fc2a7b5810c0da3a4d
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SHA512
403efb9868f7c977182e47f5feddb33f13c3eb22e1147387d94b5410ca1ea39109dddf6efd1438f10cbc9dab45333ce9b497b048e4e072bbb07bb98693fea5e9
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SSDEEP
12288:Ax0L1e1+sztEFXdewVNNiHGuEUL7Jfa7nIC:Ax0L1qEPeWrNg
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
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UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Windows directory 6 IoCs
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Program crash 1 IoCs
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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.
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Modifies Internet Explorer settings 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4ec77f5f77d8529a32f7dd57ddff7ad5965e205dce1cb7fc2a7b5810c0da3a4dN.exe"C:\Users\Admin\AppData\Local\Temp\4ec77f5f77d8529a32f7dd57ddff7ad5965e205dce1cb7fc2a7b5810c0da3a4dN.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\Griwua.exeC:\Windows\Griwua.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 728 -s 7563⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 728 -ip 7281⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
413KB
MD5e451b5df605f0d8c71aabdcd14c2d740
SHA15a44a48c536377ef6b311c31dc42170b2c7e2277
SHA2564ec77f5f77d8529a32f7dd57ddff7ad5965e205dce1cb7fc2a7b5810c0da3a4d
SHA512403efb9868f7c977182e47f5feddb33f13c3eb22e1147387d94b5410ca1ea39109dddf6efd1438f10cbc9dab45333ce9b497b048e4e072bbb07bb98693fea5e9
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Filesize
428B
MD5eea5bbd43657efd3278c46a5fd7bd6ae
SHA16cd704d799d0220be4fa89665d504581e3dc33b7
SHA256c69bf1fc1a2d494e53ed6c90e94a7a79f118aed0aa7378b413f93c0637c022cb
SHA512be6a80e4a9f0f8c2d9c9548d34cbd0ac36ef500c5f90c9c1e3e706cd0c01b001757934d04b50621ff384e45f2f5e08d534de3137d02f163c5ed47c8bf3d852a8
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Filesize
232KB
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Filesize
420KB
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Filesize
232KB
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Filesize
420KB
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Filesize
420KB
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Filesize
4KB
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Filesize
232KB
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Filesize
420KB
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Filesize
232KB