Analysis
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max time kernel
145s -
max time network
151s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
02-10-2021 08:36
Static task
static1
Behavioral task
behavioral1
Sample
3064816-000_01.js
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
3064816-000_01.js
Resource
win10-en-20210920
windows10_x64
0 signatures
0 seconds
General
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Target
3064816-000_01.js
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Size
9KB
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MD5
1c519a89da5132e9046d9c3540c6e88f
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SHA1
fc7ac238769d25f0262dbde4bdea09ba0b9dbe57
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SHA256
5ee13a966733f2954080c2063ec56f41528017c1e91c94ccc467c1e79f3562f8
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SHA512
a67be27b7b722f8087f94c4b0c4337241537c75d5d9abe9b360973dab64521cc49a3b05592b883619deba7cdf0556d23b122fa4e08ec84a4dd35fbbaa98fdebe
Score
10/10
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
wscript.exeflow pid process 4 4080 wscript.exe -
Drops startup file 2 IoCs
Processes:
wscript.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3064816-000_01.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3064816-000_01.js wscript.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
wscript.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\AAHTJLXP64 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\3064816-000_01.js\"" wscript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 2 IoCs
Processes:
wscript.exedescription pid process target process PID 4080 wrote to memory of 3584 4080 wscript.exe schtasks.exe PID 4080 wrote to memory of 3584 4080 wscript.exe schtasks.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\3064816-000_01.js1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Local\Temp\3064816-000_01.js2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/3584-115-0x0000000000000000-mapping.dmp