Overview
overview
10Static
static
10Win32/kappfree.dll
windows7-x64
3Win32/kappfree.dll
windows10-2004-x64
3Win32/kelloworld.dll
windows7-x64
3Win32/kelloworld.dll
windows10-2004-x64
3Win32/klock.dll
windows7-x64
3Win32/klock.dll
windows10-2004-x64
3Win32/mimikatz.exe
windows7-x64
3Win32/mimikatz.exe
windows10-2004-x64
3Win32/mimikatz.sys
windows7-x64
10Win32/mimikatz.sys
windows10-2004-x64
10Win32/sekurlsa.dll
windows7-x64
3Win32/sekurlsa.dll
windows10-2004-x64
3tools/PsExec.exe
windows7-x64
3tools/PsExec.exe
windows10-2004-x64
3tools/tee.exe
windows7-x64
1tools/tee.exe
windows10-2004-x64
3tools/winmine.exe
windows7-x64
3tools/winmine.exe
windows10-2004-x64
3x64/kappfree.dll
windows7-x64
1x64/kappfree.dll
windows10-2004-x64
1x64/kelloworld.dll
windows7-x64
1x64/kelloworld.dll
windows10-2004-x64
1x64/klock.dll
windows7-x64
1x64/klock.dll
windows10-2004-x64
1x64/mimikatz.exe
windows7-x64
1x64/mimikatz.exe
windows10-2004-x64
1x64/mimikatz.sys
windows7-x64
10x64/mimikatz.sys
windows10-2004-x64
10x64/sekurlsa.dll
windows7-x64
1x64/sekurlsa.dll
windows10-2004-x64
1Analysis
-
max time kernel
140s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-10-2024 08:11
Behavioral task
behavioral1
Sample
Win32/kappfree.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Win32/kappfree.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Win32/kelloworld.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Win32/kelloworld.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Win32/klock.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Win32/klock.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Win32/mimikatz.exe
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
Win32/mimikatz.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
Win32/mimikatz.sys
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Win32/mimikatz.sys
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Win32/sekurlsa.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
Win32/sekurlsa.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
tools/PsExec.exe
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
tools/PsExec.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
tools/tee.exe
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
tools/tee.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
tools/winmine.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
tools/winmine.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
x64/kappfree.dll
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
x64/kappfree.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
x64/kelloworld.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
x64/kelloworld.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
x64/klock.dll
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
x64/klock.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
x64/mimikatz.exe
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
x64/mimikatz.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
x64/mimikatz.sys
Resource
win7-20240708-en
Behavioral task
behavioral28
Sample
x64/mimikatz.sys
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
x64/sekurlsa.dll
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
x64/sekurlsa.dll
Resource
win10v2004-20241007-en
General
-
Target
Win32/sekurlsa.dll
-
Size
181KB
-
MD5
fe14a89944e3101bfa239804ba5bac6b
-
SHA1
e77d23677dba1475e6d73bce2172dfce1db80d86
-
SHA256
e19885a0be06aa291b291ed75fe218ecc29ffb16ed8e0603ede4a13e439e9d9f
-
SHA512
325d4fbdd4de18b11f732cca2a91260a8eff4eae21a842e1b71708761b0a06dd84a7ebbea7b8bad5321fe1ddd815ce9b4cf291f99aafd785af7a57827963d4f2
-
SSDEEP
3072:WloA6Hnre5cnbi53RviYWCEzkbOmpJJBS05nOXEgf92Cb2VaDO1hEdG:dA6HMMbi5BiTkbOm5nO39/FDdG
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4092 1484 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid Process procid_target PID 1848 wrote to memory of 1484 1848 rundll32.exe 84 PID 1848 wrote to memory of 1484 1848 rundll32.exe 84 PID 1848 wrote to memory of 1484 1848 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32\sekurlsa.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1848 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32\sekurlsa.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1484 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 6283⤵
- Program crash
PID:4092
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1484 -ip 14841⤵PID:2212