Overview
overview
3Static
static
3ULTRAKILL....er.dll
windows7-x64
3ULTRAKILL....er.dll
windows10-2004-x64
3ULTRAKILL....gc.dll
windows7-x64
1ULTRAKILL....gc.dll
windows10-2004-x64
1ULTRAKILL....tor.js
windows7-x64
1ULTRAKILL....tor.js
windows10-2004-x64
1ULTRAKILL....ne.xml
windows7-x64
1ULTRAKILL....ne.xml
windows10-2004-x64
3ULTRAKILL....gs.xml
windows7-x64
1ULTRAKILL....gs.xml
windows10-2004-x64
3ULTRAKILL....eb.xml
windows7-x64
1ULTRAKILL....eb.xml
windows10-2004-x64
3ULTRAKILL....tor.js
windows7-x64
1ULTRAKILL....tor.js
windows10-2004-x64
1ULTRAKILL....ne.xml
windows7-x64
1ULTRAKILL....ne.xml
windows10-2004-x64
3ULTRAKILL....gs.xml
windows7-x64
1ULTRAKILL....gs.xml
windows10-2004-x64
3ULTRAKILL....eb.xml
windows7-x64
1ULTRAKILL....eb.xml
windows10-2004-x64
3ULTRAKILL....tor.js
windows7-x64
1ULTRAKILL....tor.js
windows10-2004-x64
1ULTRAKILL....ne.xml
windows7-x64
1ULTRAKILL....ne.xml
windows10-2004-x64
3ULTRAKILL....gs.xml
windows7-x64
1ULTRAKILL....gs.xml
windows10-2004-x64
3ULTRAKILL....eb.xml
windows7-x64
1ULTRAKILL....eb.xml
windows10-2004-x64
3ULTRAKILL....LL.exe
windows7-x64
1ULTRAKILL....LL.exe
windows10-2004-x64
1ULTRAKILL....rp.dll
windows7-x64
1ULTRAKILL....rp.dll
windows10-2004-x64
1Analysis
-
max time kernel
136s -
max time network
211s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
01/09/2023, 02:38
Static task
static1
Behavioral task
behavioral1
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/EmbedRuntime/MonoPosixHelper.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/EmbedRuntime/MonoPosixHelper.dll
Resource
win10v2004-20230831-en
Behavioral task
behavioral3
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/EmbedRuntime/mono-2.0-bdwgc.dll
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/EmbedRuntime/mono-2.0-bdwgc.dll
Resource
win10v2004-20230831-en
Behavioral task
behavioral5
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/DefaultWsdlHelpGenerator.js
Resource
win7-20230712-en
Behavioral task
behavioral6
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/DefaultWsdlHelpGenerator.js
Resource
win10v2004-20230831-en
Behavioral task
behavioral7
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/machine.xml
Resource
win7-20230831-en
Behavioral task
behavioral8
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/machine.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral9
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/settings.xml
Resource
win7-20230831-en
Behavioral task
behavioral10
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/settings.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral11
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/web.xml
Resource
win7-20230831-en
Behavioral task
behavioral12
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/2.0/web.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral13
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/DefaultWsdlHelpGenerator.js
Resource
win7-20230712-en
Behavioral task
behavioral14
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/DefaultWsdlHelpGenerator.js
Resource
win10v2004-20230831-en
Behavioral task
behavioral15
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/machine.xml
Resource
win7-20230831-en
Behavioral task
behavioral16
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/machine.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral17
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/settings.xml
Resource
win7-20230831-en
Behavioral task
behavioral18
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/settings.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral19
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/web.xml
Resource
win7-20230831-en
Behavioral task
behavioral20
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/web.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral21
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/DefaultWsdlHelpGenerator.js
Resource
win7-20230831-en
Behavioral task
behavioral22
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/DefaultWsdlHelpGenerator.js
Resource
win10v2004-20230831-en
Behavioral task
behavioral23
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/machine.xml
Resource
win7-20230831-en
Behavioral task
behavioral24
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/machine.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral25
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/settings.xml
Resource
win7-20230831-en
Behavioral task
behavioral26
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/settings.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral27
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/web.xml
Resource
win7-20230831-en
Behavioral task
behavioral28
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.5/web.xml
Resource
win10v2004-20230831-en
Behavioral task
behavioral29
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/ULTRAKILL.exe
Resource
win7-20230712-en
Behavioral task
behavioral30
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/ULTRAKILL.exe
Resource
win10v2004-20230831-en
Behavioral task
behavioral31
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/ULTRAKILL_Data/Managed/Assembly-CSharp.dll
Resource
win7-20230831-en
Behavioral task
behavioral32
Sample
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/ULTRAKILL_Data/Managed/Assembly-CSharp.dll
Resource
win10v2004-20230831-en
General
-
Target
ULTRAKILL.v24.12.2020-PiviGames.blog/ULTRAKILL/MonoBleedingEdge/etc/mono/4.0/machine.xml
-
Size
32KB
-
MD5
24c866ce8037fcdca2287234eddff637
-
SHA1
9245befcd116458e9619694f1a785c50fa61b58e
-
SHA256
6919d5af506aae0d93e91bd83418a81895a5554b9f54cf94aad20d025a4db664
-
SHA512
f9960b5d5e7db35fe4a492dbba1f90cd0f0f0c4d84349baf33de3a941de57cffdec670b5be9862306503f7b5d57a697208921e7099cea13d4daf3310840ff4d2
-
SSDEEP
384:PbtltttttSRtNRtcRtGrRtSRtBDRp5Rt70gRt2RtTf1RDRty6ugyunHMSeuWuGR0:7Kn
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 5096 2616 WerFault.exe 82
Processes
-
C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\ULTRAKILL.v24.12.2020-PiviGames.blog\ULTRAKILL\MonoBleedingEdge\etc\mono\4.0\machine.xml"1⤵PID:2616
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2616 -s 4482⤵
- Program crash
PID:5096
-
-
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 424 -p 2616 -ip 26161⤵PID:3568