Analysis
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max time kernel
141s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-11-2024 13:29
Static task
static1
Behavioral task
behavioral1
Sample
69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe
Resource
win10v2004-20241007-en
General
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Target
69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe
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Size
203KB
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MD5
5a73b24fdd56e4c1d85633b1af8599b0
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SHA1
09ad363d090775231d8d60481ff2a873e70c5f53
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SHA256
69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef
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SHA512
09019becf8e0ee6d4c1e1b7bff114658b1d61074624ad36542c9f5374f2ab22addd577cf7afaee8d8764c843d78b1954248380a2fcfd0aa98bb3c684447dbacd
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SSDEEP
3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
xvxxb.exepid Process 2504 xvxxb.exe -
Executes dropped EXE 2 IoCs
Processes:
xvxxb.exenjs.exepid Process 2504 xvxxb.exe 2320 njs.exe -
Loads dropped DLL 7 IoCs
Processes:
cmd.exexvxxb.exenjs.exepid Process 2512 cmd.exe 2512 cmd.exe 2504 xvxxb.exe 2320 njs.exe 2320 njs.exe 2320 njs.exe 2320 njs.exe -
Reads user/profile data of web browsers 3 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:
njs.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\elupu\\njs.exe \"c:\\Program Files\\elupu\\njshi.dll\",Compliance" njs.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
njs.exedescription ioc Process File opened (read-only) \??\i: njs.exe File opened (read-only) \??\z: njs.exe File opened (read-only) \??\m: njs.exe File opened (read-only) \??\o: njs.exe File opened (read-only) \??\p: njs.exe File opened (read-only) \??\q: njs.exe File opened (read-only) \??\s: njs.exe File opened (read-only) \??\u: njs.exe File opened (read-only) \??\t: njs.exe File opened (read-only) \??\v: njs.exe File opened (read-only) \??\a: njs.exe File opened (read-only) \??\b: njs.exe File opened (read-only) \??\e: njs.exe File opened (read-only) \??\h: njs.exe File opened (read-only) \??\l: njs.exe File opened (read-only) \??\r: njs.exe File opened (read-only) \??\w: njs.exe File opened (read-only) \??\x: njs.exe File opened (read-only) \??\y: njs.exe File opened (read-only) \??\g: njs.exe File opened (read-only) \??\j: njs.exe File opened (read-only) \??\k: njs.exe File opened (read-only) \??\n: njs.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:
njs.exedescription ioc Process File opened for modification \??\PHYSICALDRIVE0 njs.exe -
Drops file in Program Files directory 4 IoCs
Processes:
xvxxb.exedescription ioc Process File opened for modification \??\c:\Program Files\elupu xvxxb.exe File created \??\c:\Program Files\elupu\njshi.dll xvxxb.exe File created \??\c:\Program Files\elupu\njs.exe xvxxb.exe File opened for modification \??\c:\Program Files\elupu\njs.exe xvxxb.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
xvxxb.exenjs.exe69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.execmd.exePING.EXEdescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language xvxxb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language njs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
cmd.exePING.EXEpid Process 2512 cmd.exe 2972 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
njs.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 njs.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString njs.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
njs.exepid Process 2320 njs.exe 2320 njs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
njs.exedescription pid Process Token: SeDebugPrivilege 2320 njs.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exexvxxb.exepid Process 1920 69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe 2504 xvxxb.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.execmd.exexvxxb.exedescription pid Process procid_target PID 1920 wrote to memory of 2512 1920 69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe 31 PID 1920 wrote to memory of 2512 1920 69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe 31 PID 1920 wrote to memory of 2512 1920 69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe 31 PID 1920 wrote to memory of 2512 1920 69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe 31 PID 2512 wrote to memory of 2972 2512 cmd.exe 33 PID 2512 wrote to memory of 2972 2512 cmd.exe 33 PID 2512 wrote to memory of 2972 2512 cmd.exe 33 PID 2512 wrote to memory of 2972 2512 cmd.exe 33 PID 2512 wrote to memory of 2504 2512 cmd.exe 34 PID 2512 wrote to memory of 2504 2512 cmd.exe 34 PID 2512 wrote to memory of 2504 2512 cmd.exe 34 PID 2512 wrote to memory of 2504 2512 cmd.exe 34 PID 2504 wrote to memory of 2320 2504 xvxxb.exe 35 PID 2504 wrote to memory of 2320 2504 xvxxb.exe 35 PID 2504 wrote to memory of 2320 2504 xvxxb.exe 35 PID 2504 wrote to memory of 2320 2504 xvxxb.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe"C:\Users\Admin\AppData\Local\Temp\69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\xvxxb.exe "C:\Users\Admin\AppData\Local\Temp\69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 23⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2972
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C:\Users\Admin\AppData\Local\Temp\xvxxb.exeC:\Users\Admin\AppData\Local\Temp\\xvxxb.exe "C:\Users\Admin\AppData\Local\Temp\69ed0a6930743edce0be39f74004f5879f884900bed231552a2cea310889bbef.exe"3⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2504 -
\??\c:\Program Files\elupu\njs.exe"c:\Program Files\elupu\njs.exe" "c:\Program Files\elupu\njshi.dll",Compliance C:\Users\Admin\AppData\Local\Temp\xvxxb.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2320
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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
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
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Filesize
141KB
MD566c1acd6826714dbc766991cedb269c2
SHA13605f3ce720b6ce29016976b8f6002143790e490
SHA256308a24981f6acd0581783ca81ba5a244ee99ba3bfd307856c90945caa5e11369
SHA5126589a1367afbacc0ef5589e64f2aa58d31ece00dfac8b8808903dbff8460f7662b478df1e015fe0f959b07c2c76c510fe3072972c2c5d632213d6e199ae809aa
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
203KB
MD529d12568709359314c1b53e246cb6956
SHA185ffe713f7f3d8fd6048b5441169c275c5754a87
SHA2564dff5f779ebac50d8acaedf41a960c6f1a3952fbf1acc06574d53d5f5e2fa9e1
SHA5129b5c5a60808e9c883875ee684b1b1c930f9dfd5ce0b8bd96691c5ab39627faff21053b7b7f0425ac97276699a81fa7033a90c81f4acd57fe392aa01f535ac234