Overview
overview
10Static
static
10kayflock-b...I2.dll
windows7-x64
1kayflock-b...I2.dll
windows10-2004-x64
1kayflock-b...nt.dll
windows7-x64
1kayflock-b...nt.dll
windows10-2004-x64
1kayflock-b...on.exe
windows7-x64
1kayflock-b...on.exe
windows10-2004-x64
1kayflock-b...ck.exe
windows7-x64
1kayflock-b...ck.exe
windows10-2004-x64
7kayflock-b...us.dll
windows7-x64
1kayflock-b...us.dll
windows10-2004-x64
1kayflock-b...ne.exe
windows10-2004-x64
1kayflock-b...vc.exe
windows10-2004-x64
1kayflock-b...er.exe
windows10-2004-x64
1kayflock-b...ic.exe
windows7-x64
8kayflock-b...ic.exe
windows10-2004-x64
8kayflock-b...hh.exe
windows10-2004-x64
1kayflock-b...ad.exe
windows10-2004-x64
1kayflock-b...64.exe
windows10-2004-x64
1kayflock-b...32.dll
windows10-2004-x64
1kayflock-b...32.exe
windows10-2004-x64
1kayflock-b...te.exe
windows10-2004-x64
7kayflock-b...nt.dll
windows7-x64
1kayflock-b...nt.dll
windows10-2004-x64
1Analysis
-
max time kernel
94s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
13-04-2024 17:42
Behavioral task
behavioral1
Sample
kayflock-beta/Guna.UI2.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
kayflock-beta/Guna.UI2.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
kayflock-beta/System.Management.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
kayflock-beta/System.Management.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
kayflock-beta/byfron.exe
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
kayflock-beta/byfron.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
kayflock-beta/kayflock.exe
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
kayflock-beta/kayflock.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
kayflock-beta/nexus.dll
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
kayflock-beta/nexus.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral11
Sample
kayflock-beta/packages/ranks/HelpPane.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral12
Sample
kayflock-beta/packages/ranks/bfsvc.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
kayflock-beta/packages/ranks/explorer.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral14
Sample
kayflock-beta/packages/ranks/fullstack-magic.exe
Resource
win7-20240221-en
Behavioral task
behavioral15
Sample
kayflock-beta/packages/ranks/fullstack-magic.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral16
Sample
kayflock-beta/packages/ranks/hh.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
kayflock-beta/packages/ranks/notepad.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral18
Sample
kayflock-beta/packages/ranks/splwow64.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
kayflock-beta/packages/ranks/twain_32.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral20
Sample
kayflock-beta/packages/ranks/winhlp32.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
kayflock-beta/packages/ranks/write.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral22
Sample
kayflock-beta/runtimes/win/lib/net6.0/System.Management.dll
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
kayflock-beta/runtimes/win/lib/net6.0/System.Management.dll
Resource
win10v2004-20240412-en
General
-
Target
kayflock-beta/packages/ranks/explorer.exe
-
Size
5.4MB
-
MD5
238538d74fea273bff1e00622eccaf3a
-
SHA1
61ee53287d7aa2abbf323cc04e4475ae07ed6e75
-
SHA256
33ca082676d3e3162eccdbef28daa3240930245ff218b70d309f34ab0e7b372e
-
SHA512
9f6d02be5cbd10635e25acb96d09710876d860c51b3402c2a9863c1fb6725b00978ff0c4d851245e77c30471774b2394a1f886d60d4328f30be5457a5e4e2894
-
SSDEEP
49152:o5TqDcv5BBX/kxeONz5frwQPBqsOnTufmZrboosBB+SpfwcwP6cfwQ/Imu7/Qmrt:vQbNovRRwcGtiw8a0cD5
Malware Config
Signatures
-
Modifies registry class 1 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-553605503-2331009851-2137262461-1000_Classes\Local Settings explorer.exe