Overview
overview
7Static
static
7rrrr/HWiNFO64.exe
windows11-21h2-x64
7rrrr/STRES...st.dll
windows11-21h2-x64
1rrrr/STRES...40.dll
windows11-21h2-x64
1rrrr/STRES...40.dll
windows11-21h2-x64
3rrrr/STRES...64.exe
windows11-21h2-x64
1rrrr/STRES...32.exe
windows11-21h2-x64
1rrrr/STRES...md.dll
windows11-21h2-x64
1rrrr/STRES...64.exe
windows11-21h2-x64
1rrrr/STRES...64.exe
windows11-21h2-x64
6rrrr/STRES...se.rtf
windows11-21h2-x64
1rrrr/STRES...ic.exe
windows11-21h2-x64
1rrrr/STRES...ro.exe
windows11-21h2-x64
1rrrr/STRES...CT.exe
windows11-21h2-x64
7rrrr/STRES...M5.exe
windows11-21h2-x64
3rrrr/STRES...T0.dll
windows11-21h2-x64
3rrrr/STRES...de.url
windows11-21h2-x64
1rrrr/STRES...se.url
windows11-21h2-x64
1rrrr/STRES...ms.url
windows11-21h2-x64
1rrrr/STRES...op.exe
windows11-21h2-x64
1rrrr/STRES...4P.exe
windows11-21h2-x64
1rrrr/STRES...mi.exe
windows11-21h2-x64
1rrrr/STRES...io.exe
windows11-21h2-x64
1rrrr/STRES...yu.exe
windows11-21h2-x64
1rrrr/STRES...na.exe
windows11-21h2-x64
1rrrr/STRES...ri.exe
windows11-21h2-x64
1rrrr/STRES...mi.exe
windows11-21h2-x64
1rrrr/STRES...ri.exe
windows11-21h2-x64
1rrrr/STRES...na.exe
windows11-21h2-x64
1rrrr/STRES...oa.exe
windows11-21h2-x64
1rrrr/STRES...bs.dll
windows11-21h2-x64
1rrrr/STRES...20.dll
windows11-21h2-x64
1rrrr/STRES...12.dll
windows11-21h2-x64
1Analysis
-
max time kernel
1473s -
max time network
1493s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
23/05/2024, 00:17
Behavioral task
behavioral1
Sample
rrrr/HWiNFO64.exe
Resource
win11-20240426-en
Behavioral task
behavioral2
Sample
rrrr/STRESS TEST/KarhuTestMem/x64/ramtest.dll
Resource
win11-20240508-en
Behavioral task
behavioral3
Sample
rrrr/STRESS TEST/KarhuTestMem/x64/vcomp140.dll
Resource
win11-20240508-en
Behavioral task
behavioral4
Sample
rrrr/STRESS TEST/KarhuTestMem/x86/vcomp140.dll
Resource
win11-20240426-en
Behavioral task
behavioral5
Sample
rrrr/STRESS TEST/LinpackXtreme-1.1.5/LinpackXtreme_x64.exe
Resource
win11-20240426-en
Behavioral task
behavioral6
Sample
rrrr/STRESS TEST/LinpackXtreme-1.1.5/binaries/x32/linpack_amd32.exe
Resource
win11-20240426-en
Behavioral task
behavioral7
Sample
rrrr/STRESS TEST/LinpackXtreme-1.1.5/binaries/x64/libiomp5md.dll
Resource
win11-20240426-en
Behavioral task
behavioral8
Sample
rrrr/STRESS TEST/LinpackXtreme-1.1.5/binaries/x64/linpack_intel64.exe
Resource
win11-20240419-en
Behavioral task
behavioral9
Sample
rrrr/STRESS TEST/LinpackXtreme-1.1.5/hwmonitor/HWMonitor_x64.exe
Resource
win11-20240508-en
Behavioral task
behavioral10
Sample
rrrr/STRESS TEST/LinpackXtreme-1.1.5/license.rtf
Resource
win11-20240426-en
Behavioral task
behavioral11
Sample
rrrr/STRESS TEST/MemTestPro 7/MTPclassic.exe
Resource
win11-20240426-en
Behavioral task
behavioral12
Sample
rrrr/STRESS TEST/MemTestPro 7/MemTestPro.exe
Resource
win11-20240508-en
Behavioral task
behavioral13
Sample
rrrr/STRESS TEST/OCCT.exe
Resource
win11-20240508-en
Behavioral task
behavioral14
Sample
rrrr/STRESS TEST/TestMem5 v0.12 (Many configs repackaged)/TM5.exe
Resource
win11-20240426-en
Behavioral task
behavioral15
Sample
rrrr/STRESS TEST/TestMem5 v0.12 (Many configs repackaged)/bin/MT0.dll
Resource
win11-20240508-en
Behavioral task
behavioral16
Sample
rrrr/STRESS TEST/ThrottleStop_9.6/Basic Throttlestop and Undervolting Guide.url
Resource
win11-20240508-en
Behavioral task
behavioral17
Sample
rrrr/STRESS TEST/ThrottleStop_9.6/The ThrottleStop Guide (2023)- How to Lower Temperatures, Increase.url
Resource
win11-20240426-en
Behavioral task
behavioral18
Sample
rrrr/STRESS TEST/ThrottleStop_9.6/ThrottleStop - TPU Forums.url
Resource
win11-20240508-en
Behavioral task
behavioral19
Sample
rrrr/STRESS TEST/ThrottleStop_9.6/ThrottleStop.exe
Resource
win11-20240508-en
Behavioral task
behavioral20
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/04-P4P.exe
Resource
win11-20240426-en
Behavioral task
behavioral21
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/05-A64 ~ Kasumi.exe
Resource
win11-20240426-en
Behavioral task
behavioral22
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/08-NHM ~ Ushio.exe
Resource
win11-20240419-en
Behavioral task
behavioral23
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/11-BD1 ~ Miyu.exe
Resource
win11-20240419-en
Behavioral task
behavioral24
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/11-SNB ~ Hina.exe
Resource
win11-20240426-en
Behavioral task
behavioral25
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/13-HSW ~ Airi.exe
Resource
win11-20240426-en
Behavioral task
behavioral26
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/14-BDW ~ Kurumi.exe
Resource
win11-20240426-en
Behavioral task
behavioral27
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/17-SKX ~ Kotori.exe
Resource
win11-20240426-en
Behavioral task
behavioral28
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/17-ZN1 ~ Yukina.exe
Resource
win11-20240426-en
Behavioral task
behavioral29
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/18-CNL ~ Shinoa.exe
Resource
win11-20240508-en
Behavioral task
behavioral30
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/IccLibs.dll
Resource
win11-20240508-en
Behavioral task
behavioral31
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/cilkrts20.dll
Resource
win11-20240426-en
Behavioral task
behavioral32
Sample
rrrr/STRESS TEST/Y-CRUNCHER/Binaries/tbb12.dll
Resource
win11-20240508-en
General
-
Target
rrrr/STRESS TEST/KarhuTestMem/x86/vcomp140.dll
-
Size
134KB
-
MD5
be6843ea43fe9b868585f80ad09fe293
-
SHA1
ba4d9c5bdfd97567c6d7204c34d5db59724a8bef
-
SHA256
91e8f731d23924d7434a9a938b71aa2acf51f3bb4f3d28b6eb74e9307f9a7639
-
SHA512
2905ed96384f7b34fa345427bd9a8ba81d0647c1cb3bcd5dfb8562debcc9e2138df38bd2282949b25b798623dfb9cd158d1e82f45951cf938fd9e4c93b1f32ab
-
SSDEEP
3072:oralhL5TDvgJIXfUhmsV1cHdA6HTjWTRBl/bSHoUna:3tjIIXH1H8nl/+IUna
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1016 5008 WerFault.exe 79 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1992 wrote to memory of 5008 1992 rundll32.exe 79 PID 1992 wrote to memory of 5008 1992 rundll32.exe 79 PID 1992 wrote to memory of 5008 1992 rundll32.exe 79
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\rrrr\STRESS TEST\KarhuTestMem\x86\vcomp140.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\rrrr\STRESS TEST\KarhuTestMem\x86\vcomp140.dll",#12⤵PID:5008
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5008 -s 4443⤵
- Program crash
PID:1016
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5008 -ip 50081⤵PID:3152