Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
07/05/2024, 07:21
Static task
static1
Behavioral task
behavioral1
Sample
2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe
Resource
win10v2004-20240426-en
General
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Target
2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe
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Size
405KB
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MD5
71f9fe350a148a7827d102f1c924bde0
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SHA1
2ef2a321bdcc7e08bf40ef49e0f3ec7e751c8507
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SHA256
2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c
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SHA512
e66fc90a432200f7afd4be9ba8da3e20389f7b7aae92b708ec11cb29ee939072b61828791ba2f444c01423ca7aa6a5c0e1c604c74bd590600788dbd7c162a792
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SSDEEP
6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse
Malware Config
Signatures
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Blocklisted process makes network request 8 IoCs
flow pid Process 29 460 rundll32.exe 39 460 rundll32.exe 40 460 rundll32.exe 41 460 rundll32.exe 55 460 rundll32.exe 56 460 rundll32.exe 65 460 rundll32.exe 81 460 rundll32.exe -
Deletes itself 1 IoCs
pid Process 3100 moqygyyci.exe -
Executes dropped EXE 1 IoCs
pid Process 3100 moqygyyci.exe -
Loads dropped DLL 1 IoCs
pid Process 460 rundll32.exe -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\zboiz\\mwvhdgyt.dll\",Verify" rundll32.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\x: rundll32.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 460 rundll32.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\zboiz moqygyyci.exe File created \??\c:\Program Files\zboiz\mwvhdgyt.dll moqygyyci.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 844 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe 460 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 460 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4316 2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe 3100 moqygyyci.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4316 wrote to memory of 4908 4316 2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe 85 PID 4316 wrote to memory of 4908 4316 2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe 85 PID 4316 wrote to memory of 4908 4316 2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe 85 PID 4908 wrote to memory of 844 4908 cmd.exe 87 PID 4908 wrote to memory of 844 4908 cmd.exe 87 PID 4908 wrote to memory of 844 4908 cmd.exe 87 PID 4908 wrote to memory of 3100 4908 cmd.exe 91 PID 4908 wrote to memory of 3100 4908 cmd.exe 91 PID 4908 wrote to memory of 3100 4908 cmd.exe 91 PID 3100 wrote to memory of 460 3100 moqygyyci.exe 92 PID 3100 wrote to memory of 460 3100 moqygyyci.exe 92 PID 3100 wrote to memory of 460 3100 moqygyyci.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\moqygyyci.exe "C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:844
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C:\Users\Admin\AppData\Local\Temp\moqygyyci.exeC:\Users\Admin\AppData\Local\Temp\\moqygyyci.exe "C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3100 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\zboiz\mwvhdgyt.dll",Verify C:\Users\Admin\AppData\Local\Temp\moqygyyci.exe4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
405KB
MD53aee152438bb12fa784ed99f222d32da
SHA1ade3b65e4d9cf60427732bd45d928e0719398340
SHA256b390292351a9c3566c9ea32caf8829a76ac79ffdd8551031ee145fa87baa7a9e
SHA5120a963b70e7b931a6c8dda6f616a4aca200e6bfdbaa68b7316a87bb096d9ec4b6f998254a48b690434cf83f6c24c88cea26dc75bda8c93d358115290d217b922b
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Filesize
228KB
MD54a833b0837f728cd135ea90603254748
SHA1db306ba10b342b3267e7c2f72e5b8877dfafc8be
SHA25686d9b0e04c1ab6030a1aa3a724bd324bf8a581873d5c815c88f246e1df0fcd4a
SHA512aaf31fd37eb50f35c154ce72696dadea71cec2b77f12e4f6e3f9d2e40e60fbd1798299be333af2bb763c62a8145f9ae81a232843bb132d58a676c57941dac34c