Analysis
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max time kernel
99s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
27-07-2022 08:31
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order.js
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
Purchase Order.js
Resource
win10v2004-20220721-en
General
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Target
Purchase Order.js
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Size
411KB
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MD5
db0055bd373492f17126b09ebce59b62
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SHA1
1c1453d0aed7710edc39238dfe7c611cd68fd899
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SHA256
4e1942ed657ad2a7df1b2dbd2694e6c17052073fd0e194342949cebd824e4860
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SHA512
ca06f2c32b11451c4ea79bbe51fb7fa25ebd22f827b0a33bf8b6b3fdbffa4e70bf8e74a5b64533fea4c565fcbafbaaa89f5592481cf2817fdf31ca1330a667b2
Malware Config
Signatures
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NetWire RAT payload 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\Host Ip Js StartUp.exe netwire C:\Users\Admin\AppData\Roaming\Host Ip Js StartUp.exe netwire C:\Users\Admin\AppData\Roaming\Googlee\Notepad.exe netwire C:\Users\Admin\AppData\Roaming\Googlee\Notepad.exe netwire -
Executes dropped EXE 2 IoCs
Processes:
Host Ip Js StartUp.exeNotepad.exepid process 4900 Host Ip Js StartUp.exe 4612 Notepad.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
wscript.exeHost Ip Js StartUp.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation wscript.exe Key value queried \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation Host Ip Js StartUp.exe -
Drops startup file 1 IoCs
Processes:
Notepad.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Note.lnk Notepad.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Notepad.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ Notepad.exe Set value (str) \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\£2ëUíaÊ—KåL¦K®¨æ = "C:\\Users\\Admin\\AppData\\Roaming\\Googlee\\Notepad.exe" Notepad.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 8 IoCs
Processes:
wscript.exeHost Ip Js StartUp.exedescription pid process target process PID 2264 wrote to memory of 540 2264 wscript.exe wscript.exe PID 2264 wrote to memory of 540 2264 wscript.exe wscript.exe PID 2264 wrote to memory of 4900 2264 wscript.exe Host Ip Js StartUp.exe PID 2264 wrote to memory of 4900 2264 wscript.exe Host Ip Js StartUp.exe PID 2264 wrote to memory of 4900 2264 wscript.exe Host Ip Js StartUp.exe PID 4900 wrote to memory of 4612 4900 Host Ip Js StartUp.exe Notepad.exe PID 4900 wrote to memory of 4612 4900 Host Ip Js StartUp.exe Notepad.exe PID 4900 wrote to memory of 4612 4900 Host Ip Js StartUp.exe Notepad.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Purchase Order.js"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\adHFjahoUX.js"2⤵PID:540
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C:\Users\Admin\AppData\Roaming\Host Ip Js StartUp.exe"C:\Users\Admin\AppData\Roaming\Host Ip Js StartUp.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Users\Admin\AppData\Roaming\Googlee\Notepad.exe"C:\Users\Admin\AppData\Roaming\Googlee\Notepad.exe"3⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
PID:4612
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
227KB
MD5fc6330d62ae89347dddf9e98d6dc2533
SHA1b2a3104e8178e25b6b40cf8b19d60c1a4e03e969
SHA25672c15ab989fb449e62d6a560bdad1c9c39d61c21345322b8c1331235adf484a7
SHA5121cf0e356a72a525b585533adab9c2abe1cfef9127ef96fedefe840bf33248bb85752fd92ca447cc6ac2b0654b497c07e3e3d0f0e064958f0f17b3e79424d6a4c
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Filesize
227KB
MD5fc6330d62ae89347dddf9e98d6dc2533
SHA1b2a3104e8178e25b6b40cf8b19d60c1a4e03e969
SHA25672c15ab989fb449e62d6a560bdad1c9c39d61c21345322b8c1331235adf484a7
SHA5121cf0e356a72a525b585533adab9c2abe1cfef9127ef96fedefe840bf33248bb85752fd92ca447cc6ac2b0654b497c07e3e3d0f0e064958f0f17b3e79424d6a4c
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Filesize
227KB
MD5fc6330d62ae89347dddf9e98d6dc2533
SHA1b2a3104e8178e25b6b40cf8b19d60c1a4e03e969
SHA25672c15ab989fb449e62d6a560bdad1c9c39d61c21345322b8c1331235adf484a7
SHA5121cf0e356a72a525b585533adab9c2abe1cfef9127ef96fedefe840bf33248bb85752fd92ca447cc6ac2b0654b497c07e3e3d0f0e064958f0f17b3e79424d6a4c
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Filesize
227KB
MD5fc6330d62ae89347dddf9e98d6dc2533
SHA1b2a3104e8178e25b6b40cf8b19d60c1a4e03e969
SHA25672c15ab989fb449e62d6a560bdad1c9c39d61c21345322b8c1331235adf484a7
SHA5121cf0e356a72a525b585533adab9c2abe1cfef9127ef96fedefe840bf33248bb85752fd92ca447cc6ac2b0654b497c07e3e3d0f0e064958f0f17b3e79424d6a4c
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Filesize
1KB
MD57de4b112c28c62bb1b14d0dd98367d6b
SHA1ded650987b10c3a367cd4094963e66fb8d3b0aac
SHA256e84ec418ca1a34630f0343244803788e6314c238066fdccd3dd71ed342c589f4
SHA512dba6ae11c9a5c35a70d7078c881f4522a688cb43f70d8b03d3dbf24295542fed5d08784ba97a2bfd4a6e28aa94f39dd1ee0a7e62f72f5ba869c84157fa4e57a1