Overview
overview
7Static
static
34cbd4eddf3...18.exe
windows7-x64
74cbd4eddf3...18.exe
windows10-2004-x64
7$PLUGINSDI...nt.dll
windows7-x64
3$PLUGINSDI...nt.dll
windows10-2004-x64
3$PLUGINSDI...nd.dll
windows7-x64
3$PLUGINSDI...nd.dll
windows10-2004-x64
3$PLUGINSDI...in.dll
windows7-x64
1$PLUGINSDI...in.dll
windows10-2004-x64
1$PLUGINSDI...ce.dll
windows7-x64
3$PLUGINSDI...ce.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3K8Browser.exe
windows7-x64
6K8Browser.exe
windows10-2004-x64
6K8BugReport.exe
windows7-x64
1K8BugReport.exe
windows10-2004-x64
K8Common.dll
windows7-x64
3K8Common.dll
windows10-2004-x64
3K8DLPlatform.exe
windows7-x64
1K8DLPlatform.exe
windows10-2004-x64
1K8DLUtils.dll
windows7-x64
3K8DLUtils.dll
windows10-2004-x64
3K8Flash.exe
windows7-x64
6K8Flash.exe
windows10-2004-x64
7K8GM.exe
windows7-x64
6K8GM.exe
windows10-2004-x64
6K8UIRender.dll
windows7-x64
3K8UIRender.dll
windows10-2004-x64
3K8Update.exe
windows7-x64
6K8Update.exe
windows10-2004-x64
6Analysis
-
max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
16/05/2024, 19:39
Static task
static1
Behavioral task
behavioral1
Sample
4cbd4eddf3a83b88ecbf1b16e3d96359_JaffaCakes118.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
4cbd4eddf3a83b88ecbf1b16e3d96359_JaffaCakes118.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/ButtonEvent.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/ButtonEvent.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/K8NsisMiniExtend.dll
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/K8NsisMiniExtend.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/K8Skin.dll
Resource
win7-20240220-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/K8Skin.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/NsisAdvance.dll
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/NsisAdvance.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240419-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
K8Browser.exe
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
K8Browser.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
K8BugReport.exe
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
K8BugReport.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
K8Common.dll
Resource
win7-20240508-en
Behavioral task
behavioral20
Sample
K8Common.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral21
Sample
K8DLPlatform.exe
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
K8DLPlatform.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral23
Sample
K8DLUtils.dll
Resource
win7-20240419-en
Behavioral task
behavioral24
Sample
K8DLUtils.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
K8Flash.exe
Resource
win7-20240508-en
Behavioral task
behavioral26
Sample
K8Flash.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral27
Sample
K8GM.exe
Resource
win7-20240215-en
Behavioral task
behavioral28
Sample
K8GM.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral29
Sample
K8UIRender.dll
Resource
win7-20240220-en
Behavioral task
behavioral30
Sample
K8UIRender.dll
Resource
win10v2004-20240426-en
Behavioral task
behavioral31
Sample
K8Update.exe
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
K8Update.exe
Resource
win10v2004-20240426-en
General
-
Target
K8DLUtils.dll
-
Size
835KB
-
MD5
1cfa6b05d11ec2abe2169548f0c87379
-
SHA1
1de445a3c614ae3d21a4b05b14a5807f17bbc40e
-
SHA256
25d136cf467b9fcedc1d7a488e4200bfa0afb64b1e7c87537f0d48db921cfe62
-
SHA512
c05f944aed54ed8f711f84820eb04c0263b26a8b816c12f273f6375b38ec92c39d83a644719f3e104fb4b9fb5437a3afdbbff5f7a45637e8ccf5d75718e04339
-
SSDEEP
12288:WvM2iOZodhXN5ZvR1waEL6nAYNr9A2He0OwD:WE2iOEXDm8AeA2Hek
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2660 1784 WerFault.exe 28 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeManageVolumePrivilege 1784 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 2188 wrote to memory of 1784 2188 rundll32.exe 28 PID 1784 wrote to memory of 2660 1784 rundll32.exe 29 PID 1784 wrote to memory of 2660 1784 rundll32.exe 29 PID 1784 wrote to memory of 2660 1784 rundll32.exe 29 PID 1784 wrote to memory of 2660 1784 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\K8DLUtils.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\K8DLUtils.dll,#12⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 4043⤵
- Program crash
PID:2660
-
-