Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 14:11
Behavioral task
behavioral1
Sample
1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe
Resource
win7-20231129-en
General
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Target
1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe
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Size
328KB
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MD5
2fa8c24b42f6542a290d85a9a3723e2a
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SHA1
d7a518d0d6eae7732a59c6a7c397f0777d111255
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SHA256
1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e
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SHA512
764731d7ac9329083fc3a3db505b12c0a0f63ef3de3f07db80ebaab237a698b980961daaaa6b14b49ea63f93d5a848e81de6a50898c36f8609109c3ef70dc6db
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SSDEEP
6144:3eY+jinF8jE9sKKegRcd2cS8ADT+5amtQuicddRp:fJf5vr9AuYOp
Malware Config
Signatures
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Detect Xehook Payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2964-9-0x0000000000400000-0x000000000042C000-memory.dmp xehook behavioral1/memory/2964-12-0x0000000000400000-0x000000000042C000-memory.dmp xehook behavioral1/memory/2964-8-0x0000000000400000-0x000000000042C000-memory.dmp xehook behavioral1/memory/2964-15-0x0000000000400000-0x000000000042C000-memory.dmp xehook behavioral1/memory/2964-18-0x0000000000400000-0x000000000042C000-memory.dmp xehook -
Detect ZGRat V1 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2352-0-0x0000000000EF0000-0x0000000000F44000-memory.dmp family_zgrat_v1 -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exedescription pid process target process PID 2352 set thread context of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2440 2964 WerFault.exe RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2964 RegAsm.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exeRegAsm.exedescription pid process target process PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2352 wrote to memory of 2964 2352 1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe RegAsm.exe PID 2964 wrote to memory of 2440 2964 RegAsm.exe WerFault.exe PID 2964 wrote to memory of 2440 2964 RegAsm.exe WerFault.exe PID 2964 wrote to memory of 2440 2964 RegAsm.exe WerFault.exe PID 2964 wrote to memory of 2440 2964 RegAsm.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe"C:\Users\Admin\AppData\Local\Temp\1f64bc9469a33c77561e22beea18d9bbdd343dae89bc6f02bc85e24873d93f4e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 10963⤵
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2352-0-0x0000000000EF0000-0x0000000000F44000-memory.dmpFilesize
336KB
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memory/2352-1-0x0000000074B70000-0x000000007525E000-memory.dmpFilesize
6.9MB
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memory/2352-2-0x0000000004B90000-0x0000000004BD0000-memory.dmpFilesize
256KB
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memory/2352-16-0x0000000074B70000-0x000000007525E000-memory.dmpFilesize
6.9MB
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memory/2352-7-0x0000000002350000-0x0000000004350000-memory.dmpFilesize
32.0MB
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memory/2964-9-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-6-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-12-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2964-8-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-15-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-18-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-5-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2964-19-0x0000000000430000-0x000000000044A000-memory.dmpFilesize
104KB