Analysis
-
max time kernel
117s -
max time network
134s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
24-03-2021 07:47
Static task
static1
Behavioral task
behavioral1
Sample
150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exe
Resource
win10v20201028
General
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Target
150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exe
-
Size
261KB
-
MD5
4de76198ea4488eae192d0ca4e4bd66b
-
SHA1
5ac5585b13ea356969b168b86df12053a6de4ee2
-
SHA256
150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302
-
SHA512
db6c2ebbd9d01ebf8af3e68ef8e938c7b6da2c0eef5fc22f63fe69665c56ec19c2d241558984e03afb116b98a4e7dc2b0f4aa8dadd90f44caf3f72ae5f2ee52f
Malware Config
Extracted
C:\bootmgr.txt
Extracted
C:\BOOTNXT.txt
Extracted
C:\BOOTSECT.BAK.txt
Extracted
C:\vcredist2010_x64.log.html.txt
Extracted
C:\vcredist2012_x64_0_vcRuntimeMinimum_x64.log.txt
Extracted
C:\vcredist2012_x64_1_vcRuntimeAdditional_x64.log.txt
Extracted
C:\vcredist2013_x64_000_vcRuntimeMinimum_x64.log.txt
Extracted
C:\vcredist2013_x64_001_vcRuntimeAdditional_x64.log.txt
Extracted
C:\vcredist2019_x64_000_vcRuntimeMinimum_x64.log.txt
Extracted
C:\vcredist2019_x64_001_vcRuntimeAdditional_x64.log.txt
Extracted
Protocol: smtp- Host:
smtp.ionos.fr - Port:
587 - Username:
[email protected] - Password:
pilote30
Signatures
-
Ryuk
Ransomware distributed via existing botnets, often Trickbot or Emotet.
-
Drops startup file 1 IoCs
Processes:
150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\REZZZS.js 150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exedescription pid process Token: SeDebugPrivilege 1108 150e8ef3f1b0d5b5b2af2ffc8d540cb0e36ecdcaf5001bab2f318e36a3c25302.exe