Analysis
-
max time kernel
149s -
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
02/06/2024, 06:32
Static task
static1
Behavioral task
behavioral1
Sample
2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe
Resource
win7-20240508-en
windows7-x64
Behavioral task
behavioral2
Sample
2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe
Resource
win10v2004-20240426-en
windows10-2004-x64
General
-
Target
2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe
-
Size
405KB
-
MD5
287ed4351dbf6a7d849beea9f7787b09
-
SHA1
bd8b644b1aad4c2b6833b3078f3cba09e27bca5b
-
SHA256
2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0
-
SHA512
0a846a121ba7f7b24507f7844fb22c401ffea1a268ecf81fa8e351a066c3261cc2c4627c46f6d450068f2a92d9c5f65f7308d4198d1daf52c5f3eda61a78259c
-
SSDEEP
6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse
Malware Config
Signatures
-
Blocklisted process makes network request 8 IoCs
flow pid Process 15 1960 rundll32.exe 22 1960 rundll32.exe 23 1960 rundll32.exe 24 1960 rundll32.exe 35 1960 rundll32.exe 36 1960 rundll32.exe 39 1960 rundll32.exe 45 1960 rundll32.exe -
Deletes itself 1 IoCs
pid Process 1564 uqpqj.exe -
Executes dropped EXE 1 IoCs
pid Process 1564 uqpqj.exe -
Loads dropped DLL 1 IoCs
pid Process 1960 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
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\\mdbju\\ludji.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) \??\a: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\v: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\m: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\t: rundll32.exe File opened (read-only) \??\b: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\h: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\p: rundll32.exe File opened (read-only) \??\u: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\z: 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 1960 rundll32.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\mdbju uqpqj.exe File created \??\c:\Program Files\mdbju\ludji.dll uqpqj.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 3256 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe 1960 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1960 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4508 2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe 1564 uqpqj.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4508 wrote to memory of 3248 4508 2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe 85 PID 4508 wrote to memory of 3248 4508 2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe 85 PID 4508 wrote to memory of 3248 4508 2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe 85 PID 3248 wrote to memory of 3256 3248 cmd.exe 87 PID 3248 wrote to memory of 3256 3248 cmd.exe 87 PID 3248 wrote to memory of 3256 3248 cmd.exe 87 PID 3248 wrote to memory of 1564 3248 cmd.exe 88 PID 3248 wrote to memory of 1564 3248 cmd.exe 88 PID 3248 wrote to memory of 1564 3248 cmd.exe 88 PID 1564 wrote to memory of 1960 1564 uqpqj.exe 89 PID 1564 wrote to memory of 1960 1564 uqpqj.exe 89 PID 1564 wrote to memory of 1960 1564 uqpqj.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe"C:\Users\Admin\AppData\Local\Temp\2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4508 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\uqpqj.exe "C:\Users\Admin\AppData\Local\Temp\2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3248 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:3256
-
-
C:\Users\Admin\AppData\Local\Temp\uqpqj.exeC:\Users\Admin\AppData\Local\Temp\\uqpqj.exe "C:\Users\Admin\AppData\Local\Temp\2c0a7845e205c33877a2a8aa3c5c337e363d32dfb2c7d0cfe25d45d6eb968cc0.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1564 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\mdbju\ludji.dll",Verify C:\Users\Admin\AppData\Local\Temp\uqpqj.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:1960
-
-
-
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
Loading Replay Monitor...
Downloads
-
Filesize
405KB
MD56ac2426cd9dcc016864eb411ed4df11c
SHA17f9e14e13332b9b1644d93ca088919a2b1b56b3d
SHA256c0ba6eb1d8c5959d7a5dce072c2ade8c2ea029b0456ebbaa3cdcc2d84c999b21
SHA512c72807ddb9366cde915fb31d96feb6dc56e050f90c6cc8a9bba8d4a4d9b53d33a026413dab7269734d2a4a5561cf1ce47413990a48eb28d929eec2415046faca
-
Filesize
228KB
MD5b3d6ae755761c38c99af0dbf66528a41
SHA1286e84ba2f777c365fa215bac5ee4eeaf91c5d42
SHA2567765fd1c94fd3e98ca950bec6299e50e27e8759fc0b71c7ff0ae7cb18e5a7dad
SHA512ceb5cb962a25a04dc4bdd097283a0ce01ea8b8cf4b1446caee054337506437dcc33930d42fcb3bc71125d180a1eec1399ce5fb8b7a601536e9f5723a10699379