Overview
overview
7Static
static
3KwSing-v1.6.0.5.exe
windows7-x64
7KwSing-v1.6.0.5.exe
windows10-2004-x64
7$PLUGINSDI...if.dll
windows7-x64
3$PLUGINSDI...if.dll
windows10-2004-x64
3$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows7-x64
3$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...ng.dll
windows7-x64
3$PLUGINSDI...ng.dll
windows10-2004-x64
3$PLUGINSDI...ew.dll
windows7-x64
3$PLUGINSDI...ew.dll
windows10-2004-x64
3$PLUGINSDI...is.dll
windows7-x64
3$PLUGINSDI...is.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3$TEMP/KWMU...te.exe
windows7-x64
7$TEMP/KWMU...te.exe
windows10-2004-x64
7$PLUGINSDI...64.dll
windows7-x64
3$PLUGINSDI...64.dll
windows10-2004-x64
3$PLUGINSDI...ew.dll
windows7-x64
3$PLUGINSDI...ew.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3BugReport.dll
windows7-x64
1BugReport.dll
windows10-2004-x64
1Analysis
-
max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
12-02-2024 05:36
Static task
static1
Behavioral task
behavioral1
Sample
KwSing-v1.6.0.5.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
KwSing-v1.6.0.5.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/AnimGif.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/AnimGif.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20231215-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/KuWoNsis_kwsing.dll
Resource
win7-20231129-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/KuWoNsis_kwsing.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20231215-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/KwSingNsis.dll
Resource
win7-20231215-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/KwSingNsis.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231215-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral19
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20231215-en
Behavioral task
behavioral20
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral21
Sample
$TEMP/KWMUSIC/DownloadUpdate.exe
Resource
win7-20231215-en
Behavioral task
behavioral22
Sample
$TEMP/KWMUSIC/DownloadUpdate.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/Base64.dll
Resource
win7-20231215-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/Base64.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win7-20231215-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/KuWoNsis_new.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20231129-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral31
Sample
BugReport.dll
Resource
win7-20231215-en
Behavioral task
behavioral32
Sample
BugReport.dll
Resource
win10v2004-20231222-en
General
-
Target
$PLUGINSDIR/KuWoNsis_new.dll
-
Size
97KB
-
MD5
f243c563c74cd304f2217f83d8157f55
-
SHA1
6c191feb9b9fce845afc3801c1abc38244859d87
-
SHA256
5f0962ab4437230f51023734e6812d3030cdbcc8043984f1aa9cb1a5d69deb99
-
SHA512
9c2b7ea1bca62b329e7c47dae53faade3e06bddfed176bd4560c6d893851badcc70f305149a7d19bd416ae31c3a2bede30150d9ac951906d9c906374a965f257
-
SSDEEP
1536:vlC24mOWnZjB9kSN26hzazma4ekJuG3hltjvafCM:vlC24dWxk76hzy2uG3hl1CD
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 1724 2136 WerFault.exe 17 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2240 wrote to memory of 2136 2240 rundll32.exe 17 PID 2136 wrote to memory of 1724 2136 rundll32.exe 29 PID 2136 wrote to memory of 1724 2136 rundll32.exe 29 PID 2136 wrote to memory of 1724 2136 rundll32.exe 29 PID 2136 wrote to memory of 1724 2136 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KuWoNsis_new.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\KuWoNsis_new.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 2283⤵
- Program crash
PID:1724
-
-