Analysis
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max time kernel
142s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe
Resource
win10v2004-20241007-en
General
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Target
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe
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Size
157KB
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MD5
bcaffda374b83bd9c97568574b482b64
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SHA1
9418baa42ec05dfb011082dac47db22bc935413c
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SHA256
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898
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SHA512
0b8f55d71e9352a5917828445647b6d77ee092c9afb4b8813a074ba1c517f3b0908b1e65156a9fa17a5a12707630053acc9ac04508d2fc4c48885db812361fd1
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SSDEEP
3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dI5:OPjEl6jLiQ1JW+Oy3p/
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \??\c:\Program Files\nlpnq\efilrxs.dll acprotect -
Deletes itself 1 IoCs
Processes:
jdtvmqdzg.exepid process 2300 jdtvmqdzg.exe -
Executes dropped EXE 2 IoCs
Processes:
jdtvmqdzg.exeefilrxs.exepid process 2300 jdtvmqdzg.exe 2240 efilrxs.exe -
Loads dropped DLL 7 IoCs
Processes:
cmd.exejdtvmqdzg.exeefilrxs.exepid process 2164 cmd.exe 2164 cmd.exe 2300 jdtvmqdzg.exe 2240 efilrxs.exe 2240 efilrxs.exe 2240 efilrxs.exe 2240 efilrxs.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:
efilrxs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\Linycpy = "c:\\Program Files\\nlpnq\\efilrxs.exe \"c:\\Program Files\\nlpnq\\efilrxs.dll\",SetHandle" efilrxs.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
efilrxs.exedescription ioc process File opened (read-only) \??\b: efilrxs.exe File opened (read-only) \??\r: efilrxs.exe File opened (read-only) \??\w: efilrxs.exe File opened (read-only) \??\x: efilrxs.exe File opened (read-only) \??\t: efilrxs.exe File opened (read-only) \??\e: efilrxs.exe File opened (read-only) \??\j: efilrxs.exe File opened (read-only) \??\l: efilrxs.exe File opened (read-only) \??\m: efilrxs.exe File opened (read-only) \??\s: efilrxs.exe File opened (read-only) \??\h: efilrxs.exe File opened (read-only) \??\i: efilrxs.exe File opened (read-only) \??\k: efilrxs.exe File opened (read-only) \??\y: efilrxs.exe File opened (read-only) \??\z: efilrxs.exe File opened (read-only) \??\q: efilrxs.exe File opened (read-only) \??\u: efilrxs.exe File opened (read-only) \??\v: efilrxs.exe File opened (read-only) \??\a: efilrxs.exe File opened (read-only) \??\g: efilrxs.exe File opened (read-only) \??\n: efilrxs.exe File opened (read-only) \??\o: efilrxs.exe File opened (read-only) \??\p: efilrxs.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:
efilrxs.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 efilrxs.exe -
Drops file in Program Files directory 4 IoCs
Processes:
jdtvmqdzg.exedescription ioc process File opened for modification \??\c:\Program Files\nlpnq jdtvmqdzg.exe File created \??\c:\Program Files\nlpnq\efilrxs.dll jdtvmqdzg.exe File created \??\c:\Program Files\nlpnq\efilrxs.exe jdtvmqdzg.exe File opened for modification \??\c:\Program Files\nlpnq\efilrxs.exe jdtvmqdzg.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:
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.execmd.exePING.EXEjdtvmqdzg.exeefilrxs.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jdtvmqdzg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language efilrxs.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 2164 cmd.exe 616 PING.EXE -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
efilrxs.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 efilrxs.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString efilrxs.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
efilrxs.exepid process 2240 efilrxs.exe 2240 efilrxs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
efilrxs.exedescription pid process Token: SeDebugPrivilege 2240 efilrxs.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exejdtvmqdzg.exepid process 2224 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe 2300 jdtvmqdzg.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.execmd.exejdtvmqdzg.exedescription pid process target process PID 2224 wrote to memory of 2164 2224 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2224 wrote to memory of 2164 2224 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2224 wrote to memory of 2164 2224 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2224 wrote to memory of 2164 2224 cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe cmd.exe PID 2164 wrote to memory of 616 2164 cmd.exe PING.EXE PID 2164 wrote to memory of 616 2164 cmd.exe PING.EXE PID 2164 wrote to memory of 616 2164 cmd.exe PING.EXE PID 2164 wrote to memory of 616 2164 cmd.exe PING.EXE PID 2164 wrote to memory of 2300 2164 cmd.exe jdtvmqdzg.exe PID 2164 wrote to memory of 2300 2164 cmd.exe jdtvmqdzg.exe PID 2164 wrote to memory of 2300 2164 cmd.exe jdtvmqdzg.exe PID 2164 wrote to memory of 2300 2164 cmd.exe jdtvmqdzg.exe PID 2300 wrote to memory of 2240 2300 jdtvmqdzg.exe efilrxs.exe PID 2300 wrote to memory of 2240 2300 jdtvmqdzg.exe efilrxs.exe PID 2300 wrote to memory of 2240 2300 jdtvmqdzg.exe efilrxs.exe PID 2300 wrote to memory of 2240 2300 jdtvmqdzg.exe efilrxs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2224 -
C:\Windows\SysWOW64\cmd.execmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\jdtvmqdzg.exe "C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2164 -
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:616 -
C:\Users\Admin\AppData\Local\Temp\jdtvmqdzg.exeC:\Users\Admin\AppData\Local\Temp\\jdtvmqdzg.exe "C:\Users\Admin\AppData\Local\Temp\cb06d1c07e401548ea6f07027cfd2646314d2c58f4d55159fe5e9c55eac30898.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:2300 -
\??\c:\Program Files\nlpnq\efilrxs.exe"c:\Program Files\nlpnq\efilrxs.exe" "c:\Program Files\nlpnq\efilrxs.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\jdtvmqdzg.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:2240
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
Loading Replay Monitor...
Downloads
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Filesize
128KB
MD5558b6227e3ca9a37871b41e04700ea04
SHA137aea024bb165c297b196c88b672075e686f46e9
SHA25627de43fbfdbadea84a407c30a34832fb2227098ace05fecd523a544a1077f925
SHA5125e0df6796668abeec204d4d1608e85ac5fca7ccc08fe84c5e2af6c2ddb6133171f62cf8506fe3207e1c4a173d27b666066df370a8823c197ad4b6290e97c59ac
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
157KB
MD558ca99d482147cabcb6e6895ff1a4c84
SHA1ab677f703938caccc60a6f2bd08fedaa77f6bd49
SHA2566372503787860c4a6630740d0c47a2d88d5b0c91c5b0e2b0a0d115d99400103b
SHA512fc9f6529abe7d8554de5c49687b86bdae8d9a2247a55661cf88f6072c995752958d080d71bf1c2f8a0d33fa5e22d71c48fe6f07576bdb8dbf073f9db30517cb8