Resubmissions
09-04-2024 03:49
240409-edcl2adf68 1009-04-2024 03:48
240409-ec33ladf59 1009-04-2024 03:47
240409-ecqr9sdf46 1009-04-2024 03:47
240409-eb8xfshb7t 1003-04-2024 12:14
240403-peb21add42 10Analysis
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max time kernel
299s -
max time network
307s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
09-04-2024 03:47
Static task
static1
Behavioral task
behavioral1
Sample
Ezxotfkmz.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Ezxotfkmz.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
Ezxotfkmz.exe
Resource
win10v2004-20240226-en
General
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Target
Ezxotfkmz.exe
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Size
451KB
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MD5
0d34f2b095cbff0be00eb45758929907
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SHA1
3fa3b5e296d49c4d8e6dfc5d4b775a48609aca78
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SHA256
89d511c97a4e0f4bf48a72fe764adb6d3de9007859c7632dc07477f2062c2b20
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SHA512
6965e9d2c2b9a11bb428ba8ac47202b7d0d4aaf826f905fb0afee903b2ae4b85cec446b536721b84237aeeb08f03ff413a67c75c36ba78d85a6727831e7b6340
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SSDEEP
6144:xpHC550+1KYQ2JRpK3SRgadBU9RwfqUKDPi5xo/nY:xpis+S2JRpK3SRgKQ/n
Malware Config
Extracted
bitrat
1.38
103.153.182.247:6161
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communication_password
81dc9bdb52d04dc20036dbd8313ed055
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install_dir
Install path
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install_file
Install name
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tor_process
tor
Signatures
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Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/3704-3-0x00000000059C0000-0x0000000005DA4000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-4-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-5-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-7-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-9-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-11-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-13-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-15-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-17-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-19-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-21-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-23-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-25-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-27-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-29-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-31-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-33-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-35-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-37-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-39-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-41-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-43-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-45-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-47-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-49-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-51-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-53-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-55-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-57-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-59-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-61-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-63-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-65-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 behavioral2/memory/3704-67-0x00000000059C0000-0x0000000005D9F000-memory.dmp family_zgrat_v1 -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Bcesihxe.vbs Ezxotfkmz.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Install name = "C:\\Users\\Admin\\AppData\\Local\\Install path\\Install name缀" Ezxotfkmz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Install name = "C:\\Users\\Admin\\AppData\\Local\\Install path\\Install name" Ezxotfkmz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Install name = "C:\\Users\\Admin\\AppData\\Local\\Install path\\Install name蔀" Ezxotfkmz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2768987046-1485460554-1347040953-1000\Software\Microsoft\Windows\CurrentVersion\Run\Install name = "C:\\Users\\Admin\\AppData\\Local\\Install path\\Install name︀" Ezxotfkmz.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3704 set thread context of 3748 3704 Ezxotfkmz.exe 72 -
Suspicious behavior: RenamesItself 33 IoCs
pid Process 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3704 Ezxotfkmz.exe Token: SeDebugPrivilege 3704 Ezxotfkmz.exe Token: SeShutdownPrivilege 3748 Ezxotfkmz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3748 Ezxotfkmz.exe 3748 Ezxotfkmz.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72 PID 3704 wrote to memory of 3748 3704 Ezxotfkmz.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\Ezxotfkmz.exe"C:\Users\Admin\AppData\Local\Temp\Ezxotfkmz.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Users\Admin\AppData\Local\Temp\Ezxotfkmz.exe"C:\Users\Admin\AppData\Local\Temp\Ezxotfkmz.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3748
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