Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
11-06-2024 13:32
Static task
static1
Behavioral task
behavioral1
Sample
a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe
Resource
win10v2004-20240426-en
General
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Target
a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe
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Size
406KB
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MD5
7eaba6702a0f2b41ff07b8ba063a7f8a
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SHA1
84e4dbc9571f641252389f979b76f5e6bb3d8b5e
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SHA256
a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147
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SHA512
c8b6dfe813fc8b5b413c62ffbbd64979200f32d17cf62ffe7026403377f15f0bf24de1e62294c12854efb67ecde7c29f288fd1d206a2cc51ffcd57a6e6eefe76
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SSDEEP
6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4R:gtRfJcNYFNm8UhlZGseR
Malware Config
Signatures
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Blocklisted process makes network request 9 IoCs
Processes:
rundll32.exeflow pid process 14 1736 rundll32.exe 21 1736 rundll32.exe 22 1736 rundll32.exe 23 1736 rundll32.exe 34 1736 rundll32.exe 35 1736 rundll32.exe 39 1736 rundll32.exe 47 1736 rundll32.exe 48 1736 rundll32.exe -
Deletes itself 1 IoCs
Processes:
ldiizmqm.exepid process 1312 ldiizmqm.exe -
Executes dropped EXE 1 IoCs
Processes:
ldiizmqm.exepid process 1312 ldiizmqm.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 1736 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
Processes:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Dotx = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\uhwzsp\\gdgzx.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.
Processes:
rundll32.exedescription ioc process File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\l: 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.
Processes:
rundll32.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
rundll32.exepid process 1736 rundll32.exe -
Drops file in Program Files directory 2 IoCs
Processes:
ldiizmqm.exedescription ioc process File opened for modification \??\c:\Program Files\uhwzsp ldiizmqm.exe File created \??\c:\Program Files\uhwzsp\gdgzx.dll ldiizmqm.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription 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
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exepid process 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe 1736 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid process Token: SeDebugPrivilege 1736 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exeldiizmqm.exepid process 3520 a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe 1312 ldiizmqm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.execmd.exeldiizmqm.exedescription pid process target process PID 3520 wrote to memory of 804 3520 a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe cmd.exe PID 3520 wrote to memory of 804 3520 a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe cmd.exe PID 3520 wrote to memory of 804 3520 a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe cmd.exe PID 804 wrote to memory of 2644 804 cmd.exe PING.EXE PID 804 wrote to memory of 2644 804 cmd.exe PING.EXE PID 804 wrote to memory of 2644 804 cmd.exe PING.EXE PID 804 wrote to memory of 1312 804 cmd.exe ldiizmqm.exe PID 804 wrote to memory of 1312 804 cmd.exe ldiizmqm.exe PID 804 wrote to memory of 1312 804 cmd.exe ldiizmqm.exe PID 1312 wrote to memory of 1736 1312 ldiizmqm.exe rundll32.exe PID 1312 wrote to memory of 1736 1312 ldiizmqm.exe rundll32.exe PID 1312 wrote to memory of 1736 1312 ldiizmqm.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe"C:\Users\Admin\AppData\Local\Temp\a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3520 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\ldiizmqm.exe "C:\Users\Admin\AppData\Local\Temp\a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:804 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\ldiizmqm.exeC:\Users\Admin\AppData\Local\Temp\\ldiizmqm.exe "C:\Users\Admin\AppData\Local\Temp\a936358d2c1bc40cada39b3467e78138161a5c4be44143d2c16c8e13acc2f147.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\uhwzsp\gdgzx.dll",Verify C:\Users\Admin\AppData\Local\Temp\ldiizmqm.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:1736
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
407KB
MD5780bd9e11a3d943a1be43337e15a713b
SHA1b133b5920809eb99a63772908e049b61ed75c5d6
SHA2567d624a62e5ebff6966bc01774b8a3a7f863052093236391327cf5ad64776ac1f
SHA51249866d6d313c67f1270b97db64bbea4550f5a9a14784a5cecaf4d9fd241da510c8d90169dc0a121baffe5c36a2cd3a362b4d36a72a2a1458bd1197483cfc6863
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Filesize
228KB
MD511a61ca7a3f2eb65f29470de32232357
SHA146d4923a7140e6439ad314e68afe32786165b1dd
SHA256c76e04a3145ba8a8d5867c9becb1cffdeafc2c3d217b90ef120e33d227080522
SHA5122ebd95e61562c92039f8a021d54f2fc9a65eb8522ba79f01b133149504848b53980758912af5c8c1a3b9ef574aaccee4a039b107d6a11c5b332516edb055ac78