Analysis
-
max time kernel
147s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
07/05/2024, 06:37
Behavioral task
behavioral1
Sample
840f3a90967edae5af243a9786d52ea0_NEAS.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
840f3a90967edae5af243a9786d52ea0_NEAS.exe
Resource
win10v2004-20240419-en
General
-
Target
840f3a90967edae5af243a9786d52ea0_NEAS.exe
-
Size
196KB
-
MD5
840f3a90967edae5af243a9786d52ea0
-
SHA1
23a1d1fb708b63d8576fbe45c3f9900b56f47125
-
SHA256
d4fb2e5b7f988b7db1d86bad83da846ebce7e923d94a30cb8e6649ce9e4cd5e2
-
SHA512
a152f44555aeb8d1be11d244ae21938443d6750725d13f5d9e4f364de7a1a1246f73804d5270abcb81ad5b3fb8033a546df036fcd2f52051ca07f94d28b8bded
-
SSDEEP
3072:a74MyJjjlLzVjN50BdQqlYgp72xzbuawaGO0OJw8KWs6IgVLE7QkfIA:awj30dlZ+GVaRVLE7QkfI
Malware Config
Signatures
-
Blocklisted process makes network request 9 IoCs
flow pid Process 3 2260 rundll32.exe 5 2260 rundll32.exe 6 2260 rundll32.exe 7 2260 rundll32.exe 8 2260 rundll32.exe 9 2260 rundll32.exe 10 2260 rundll32.exe 12 2260 rundll32.exe 13 2260 rundll32.exe -
Deletes itself 1 IoCs
pid Process 1448 jdaug.exe -
Executes dropped EXE 1 IoCs
pid Process 1448 jdaug.exe -
Loads dropped DLL 6 IoCs
pid Process 2996 cmd.exe 2996 cmd.exe 2260 rundll32.exe 2260 rundll32.exe 2260 rundll32.exe 2260 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral1/memory/1420-0-0x0000000000400000-0x000000000044A000-memory.dmp upx behavioral1/memory/1420-2-0x0000000000400000-0x000000000044A000-memory.dmp upx behavioral1/files/0x000b000000015c3d-3.dat upx behavioral1/memory/1448-9-0x0000000000400000-0x000000000044A000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\Micro = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\Program Files\\qgwyc\\xqmqo.dll\",method" 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) \??\m: rundll32.exe File opened (read-only) \??\p: 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) \??\b: rundll32.exe File opened (read-only) \??\l: rundll32.exe File opened (read-only) \??\q: rundll32.exe File opened (read-only) \??\r: rundll32.exe File opened (read-only) \??\e: rundll32.exe File opened (read-only) \??\g: rundll32.exe File opened (read-only) \??\o: rundll32.exe File opened (read-only) \??\y: rundll32.exe File opened (read-only) \??\z: rundll32.exe File opened (read-only) \??\i: rundll32.exe File opened (read-only) \??\k: rundll32.exe File opened (read-only) \??\j: rundll32.exe File opened (read-only) \??\n: rundll32.exe File opened (read-only) \??\s: rundll32.exe File opened (read-only) \??\w: rundll32.exe File opened (read-only) \??\x: rundll32.exe File opened (read-only) \??\a: rundll32.exe File opened (read-only) \??\h: 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 -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification \??\c:\Program Files\qgwyc jdaug.exe File created \??\c:\Program Files\qgwyc\xqmqo.dll jdaug.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 2224 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2260 rundll32.exe 2260 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2260 rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1420 840f3a90967edae5af243a9786d52ea0_NEAS.exe 1448 jdaug.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 1420 wrote to memory of 2996 1420 840f3a90967edae5af243a9786d52ea0_NEAS.exe 28 PID 1420 wrote to memory of 2996 1420 840f3a90967edae5af243a9786d52ea0_NEAS.exe 28 PID 1420 wrote to memory of 2996 1420 840f3a90967edae5af243a9786d52ea0_NEAS.exe 28 PID 1420 wrote to memory of 2996 1420 840f3a90967edae5af243a9786d52ea0_NEAS.exe 28 PID 2996 wrote to memory of 2224 2996 cmd.exe 30 PID 2996 wrote to memory of 2224 2996 cmd.exe 30 PID 2996 wrote to memory of 2224 2996 cmd.exe 30 PID 2996 wrote to memory of 2224 2996 cmd.exe 30 PID 2996 wrote to memory of 1448 2996 cmd.exe 31 PID 2996 wrote to memory of 1448 2996 cmd.exe 31 PID 2996 wrote to memory of 1448 2996 cmd.exe 31 PID 2996 wrote to memory of 1448 2996 cmd.exe 31 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32 PID 1448 wrote to memory of 2260 1448 jdaug.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\840f3a90967edae5af243a9786d52ea0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\840f3a90967edae5af243a9786d52ea0_NEAS.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\jdaug.exe "C:\Users\Admin\AppData\Local\Temp\840f3a90967edae5af243a9786d52ea0_NEAS.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2996 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- Runs ping.exe
PID:2224
-
-
C:\Users\Admin\AppData\Local\Temp\jdaug.exeC:\Users\Admin\AppData\Local\Temp\\jdaug.exe "C:\Users\Admin\AppData\Local\Temp\840f3a90967edae5af243a9786d52ea0_NEAS.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1448 -
\??\c:\windows\SysWOW64\rundll32.exec:\windows\system32\rundll32.exe "c:\Program Files\qgwyc\xqmqo.dll",method C:\Users\Admin\AppData\Local\Temp\jdaug.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)
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2260
-
-
-
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
148KB
MD5a0002bd8d5fd7b68d0b5cfc59272cb09
SHA1d81cde75f6ff06fb256e119038d1e0c055c10fa1
SHA256ba4df777bbf1399c105aa7a7e89af777f258319e20d2096bcd0999708fc2037b
SHA51220ddc3193ed59e479d2fb5b6a285621e17c39852a323d26767054953c9e94dcbcc3d33da609dd3853dab9688e13a53c2a5cd9737d4e06c85edee2a47e4718c6a
-
Filesize
197KB
MD5a35f775bb194484fe22c04d4ae8e32d0
SHA18785120a5bf9cc4ff9f34360669b4c1e72b08bd0
SHA256c5414ad837e729d442ed0e9badf2f1d8d604d8e72ed89addd719ef8da5bdf3f6
SHA5129746513be2354b9c36780bc2653acc6e7d1de74b6d4559fad80f0255592208e4ceb3458852baf1c7bf706226df52c87c9c58aa87059e56e320eeaef3b606ff06