Analysis
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max time kernel
149s -
max time network
155s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
14-05-2021 23:50
Static task
static1
Behavioral task
behavioral1
Sample
1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe
Resource
win10v20210410
General
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Target
1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe
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Size
36KB
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MD5
c40749d85d2fb26295bda6778b5208d4
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SHA1
122e03e50e00efb8e7ae3fe156ad5242f3a095b2
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SHA256
1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0
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SHA512
fe9b2521c781228349693f892aec1d88e772354c292c2d07534ecff50162a990b288273aa6160e392d80a1f1fa732a895ca6f195d0868fa48c0669be2cdf7c0f
Malware Config
Signatures
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Upatre
Upatre is a generic malware downloader.
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Executes dropped EXE 1 IoCs
Processes:
szgfw.exepid process 908 szgfw.exe -
Loads dropped DLL 2 IoCs
Processes:
1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exepid process 1976 1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe 1976 1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.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 4 IoCs
Processes:
1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exedescription pid process target process PID 1976 wrote to memory of 908 1976 1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe szgfw.exe PID 1976 wrote to memory of 908 1976 1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe szgfw.exe PID 1976 wrote to memory of 908 1976 1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe szgfw.exe PID 1976 wrote to memory of 908 1976 1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe szgfw.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe"C:\Users\Admin\AppData\Local\Temp\1f9950f309093d29f84abf9501626a13f1facbe7ae7d728cf050b4426f4271f0.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:908
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
423827664156d80fdcbb9d2a4601e8a8
SHA191956c3b87e31133dab29286ce551011c8c66754
SHA2563a0e347907b1fec829cce64b5ecb4a13ec309def5c4e0a29b306d89cac3f2dcb
SHA512718386e55369aa6d742f982dc680af8743c9b1a4edd9f75aee5d7365faa58133212ca4b48c98301b0098897950e15083beb25f4c8c789c339a90d1664a8a46fd
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MD5
423827664156d80fdcbb9d2a4601e8a8
SHA191956c3b87e31133dab29286ce551011c8c66754
SHA2563a0e347907b1fec829cce64b5ecb4a13ec309def5c4e0a29b306d89cac3f2dcb
SHA512718386e55369aa6d742f982dc680af8743c9b1a4edd9f75aee5d7365faa58133212ca4b48c98301b0098897950e15083beb25f4c8c789c339a90d1664a8a46fd
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MD5
423827664156d80fdcbb9d2a4601e8a8
SHA191956c3b87e31133dab29286ce551011c8c66754
SHA2563a0e347907b1fec829cce64b5ecb4a13ec309def5c4e0a29b306d89cac3f2dcb
SHA512718386e55369aa6d742f982dc680af8743c9b1a4edd9f75aee5d7365faa58133212ca4b48c98301b0098897950e15083beb25f4c8c789c339a90d1664a8a46fd
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MD5
423827664156d80fdcbb9d2a4601e8a8
SHA191956c3b87e31133dab29286ce551011c8c66754
SHA2563a0e347907b1fec829cce64b5ecb4a13ec309def5c4e0a29b306d89cac3f2dcb
SHA512718386e55369aa6d742f982dc680af8743c9b1a4edd9f75aee5d7365faa58133212ca4b48c98301b0098897950e15083beb25f4c8c789c339a90d1664a8a46fd