Analysis
-
max time kernel
221s -
max time network
289s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system -
submitted
14-10-2024 15:20
Static task
static1
Behavioral task
behavioral1
Sample
Cookies
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Cookies
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
Cookies
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
Cookies
Resource
win11-20241007-en
General
-
Target
Cookies
-
Size
160KB
-
MD5
d0d61ce7d76a06931ffbc7b69952345f
-
SHA1
7885c9dd056c1d2b0cbd3085d58a709b5500421f
-
SHA256
1c7d5f20317d88a8b3acf403ffbcf6f4bdb836ea7efdfd69bb480252af91aa4c
-
SHA512
f15384964b106490b42831b0bd807c84eff8d13af75a8e98e58095c099e2b73e9da0bcfaf8cb7101ab6c3cc3fdddade58e7f2e5d996100400401a0182667eaf0
-
SSDEEP
1536:006f2NkEQMlJwNjav7UUGsM3rEG+6w45cZ7kgX8+y1Ywcx5fE:0hfIkiYNOM3rEG+6QVkgM+y1YwU
Malware Config
Signatures
-
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000_Classes\Local Settings\MuiCache BackgroundTransferHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix BackgroundTransferHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" BackgroundTransferHost.exe Set value (str) \REGISTRY\USER\S-1-5-21-3973800497-2716210218-310192997-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:" BackgroundTransferHost.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Cookies1⤵PID:2988
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc1⤵PID:4592
-
C:\Windows\system32\BackgroundTransferHost.exe"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.131⤵
- Modifies registry class
PID:1876
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\8ced833c-5a65-4c9b-a6c8-41e01993d7b4.down_data
Filesize555KB
MD55683c0028832cae4ef93ca39c8ac5029
SHA1248755e4e1db552e0b6f8651b04ca6d1b31a86fb
SHA256855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e
SHA512aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3