Analysis
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max time kernel
140s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2022 01:57
Static task
static1
Behavioral task
behavioral1
Sample
a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe
Resource
win7-20220812-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe
-
Size
857KB
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MD5
29ab442f484f6ac29f224b46b591444e
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SHA1
e330358bb4f052d91c804ce31da2730322902cda
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SHA256
a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392
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SHA512
4897f839c7373aca0fe59e1076150cb6543ca290f9fd47515ea563e852152216ba1f9ac59a12047c7745bad9e65130ecba4c51f0580caa34b38f7e55ad33dba3
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SSDEEP
6144:d2s1vKWOZkNyvuee4siKXn5Zw3EapegI2Vwns:1W
Score
6/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Update = "C:\\Windows\\system32\\Update.exe" a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe -
Drops autorun.inf file 1 TTPs 48 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification \??\s:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\c:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\d:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\e:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\i:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\k:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\q:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\r:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\z:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\x:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\d:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\e:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\q:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\s:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\t:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\v:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\w:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\y:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\f:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\g:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\h:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\p:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\t:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\w:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\y:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\j:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\l:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\u:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\f:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\i:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\l:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\o:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\o:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\z:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\r:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\c:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\h:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\j:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\m:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\m:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\n:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\p:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\u:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\v:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\k:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\g:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File created \??\n:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification \??\x:\autorun.inf a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Update.exe a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe File opened for modification C:\Windows\SysWOW64\Update.exe a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe"C:\Users\Admin\AppData\Local\Temp\a300c5ac929473db2058ebb4ae66b39ecc72fc0f86450fd2b41640a60399e392.exe"1⤵
- Adds Run key to start application
- Drops autorun.inf file
- Drops file in System32 directory
- Modifies registry class
PID:2820