Analysis
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max time kernel
145s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19-06-2023 05:52
Static task
static1
Behavioral task
behavioral1
Sample
ORDER-239752_LIST.pdf.js
Resource
win7-20230220-en
windows7-x64
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
ORDER-239752_LIST.pdf.js
Resource
win10v2004-20230220-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
ORDER-239752_LIST.pdf.js
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Size
7KB
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MD5
c4618863b42b4299c9a6880631fafe08
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SHA1
264d64e779d7bfc44eaa7c62db983310db6f7a21
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SHA256
dbae90aa57625fe326ce1094b397a880591337c20456d87910cd900f4c69e29f
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SHA512
4966b2c3f7ea645d024e7b982e031f2fbe206401f57886b40416a8f559af5cb9263b59436229182abcdee851d70aed51511607e0719a687a3a75a85e27662234
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SSDEEP
96:0L2V3T5yigKrigvBD9D7bt1apiWwNp0IHgOfg66IJJj:F
Score
10/10
Malware Config
Extracted
Family
wshrat
C2
http://chongmei33.publicvm.com:7045
Signatures
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Blocklisted process makes network request 29 IoCs
flow pid Process 4 4924 wscript.exe 9 4924 wscript.exe 12 4924 wscript.exe 16 4924 wscript.exe 29 2936 WScript.exe 35 2936 WScript.exe 41 2936 WScript.exe 44 2936 WScript.exe 45 2936 WScript.exe 47 2936 WScript.exe 48 2936 WScript.exe 50 2936 WScript.exe 54 2936 WScript.exe 56 2936 WScript.exe 62 2936 WScript.exe 63 2936 WScript.exe 67 2936 WScript.exe 68 2936 WScript.exe 69 2936 WScript.exe 71 2936 WScript.exe 72 2936 WScript.exe 73 2936 WScript.exe 74 2936 WScript.exe 76 2936 WScript.exe 77 2936 WScript.exe 78 2936 WScript.exe 79 2936 WScript.exe 81 2936 WScript.exe 82 2936 WScript.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation wscript.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\REGDUW.js WScript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\REGDUW.js WScript.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\software\microsoft\windows\currentversion\run WScript.exe Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\REGDUW = "wscript.exe //B 'C:\\Users\\Admin\\AppData\\Local\\Temp\\REGDUW.js'" WScript.exe Key created \REGISTRY\MACHINE\software\microsoft\windows\currentversion\run WScript.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\REGDUW = "wscript.exe //B 'C:\\Users\\Admin\\AppData\\Local\\Temp\\REGDUW.js'" WScript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000_Classes\Local Settings wscript.exe -
Script User-Agent 25 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 35 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 45 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 63 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 74 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 76 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 82 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 29 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 41 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 50 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 73 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 77 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 79 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 54 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 68 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 69 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 71 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 78 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 67 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 72 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 81 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 44 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 47 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 48 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 56 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript HTTP User-Agent header 62 WSHRAT|9CCFD0DF|ROBKQPFG|Admin|Microsoft Windows 10 Pro|plus|nan-av|false - 19/6/2023|JavaScript -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4924 wrote to memory of 2936 4924 wscript.exe 86 PID 4924 wrote to memory of 2936 4924 wscript.exe 86
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\ORDER-239752_LIST.pdf.js1⤵
- Blocklisted process makes network request
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\REGDUW.js"2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:2936
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
539KB
MD50284159948343867496533e56f590b4f
SHA1bc30c2ad6e4c4cc8f931f0b19891a34eab65b06b
SHA2563579c1346320ede28d523e6074c0729d2ae8e64e8e7983161097e733b259a7fd
SHA5121473b7b562f05268ad8b97b713a7b77f7fa9de289ba33d31d3bdadd19f37e9d2e1eccc127ffba44b08c4cd6f87230d67b6ce35aee2a1d291d8e9e960af785882
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Filesize
539KB
MD50284159948343867496533e56f590b4f
SHA1bc30c2ad6e4c4cc8f931f0b19891a34eab65b06b
SHA2563579c1346320ede28d523e6074c0729d2ae8e64e8e7983161097e733b259a7fd
SHA5121473b7b562f05268ad8b97b713a7b77f7fa9de289ba33d31d3bdadd19f37e9d2e1eccc127ffba44b08c4cd6f87230d67b6ce35aee2a1d291d8e9e960af785882