Overview
overview
7Static
static
763d77c87ec...4N.exe
windows7-x64
763d77c87ec...4N.exe
windows10-2004-x64
7$PLUGINSDI...rt.dll
windows7-x64
3$PLUGINSDI...rt.dll
windows10-2004-x64
3$PLUGINSDI...nt.dll
windows7-x64
3$PLUGINSDI...nt.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...on.dll
windows7-x64
3$PLUGINSDI...on.dll
windows10-2004-x64
3$PLUGINSDI...LL.dll
windows7-x64
3$PLUGINSDI...LL.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDIR/Math.dll
windows7-x64
3$PLUGINSDIR/Math.dll
windows10-2004-x64
3$PLUGINSDI...er.exe
windows7-x64
3$PLUGINSDI...er.exe
windows10-2004-x64
3$_2_/Uninstall.exe
windows7-x64
7$_2_/Uninstall.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows7-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...ut.dll
windows7-x64
3$PLUGINSDI...ut.dll
windows10-2004-x64
3$PLUGINSDI...sh.dll
windows7-x64
3$PLUGINSDI...sh.dll
windows10-2004-x64
3$PLUGINSDIR/ef.exe
windows7-x64
3$PLUGINSDIR/ef.exe
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
3Analysis
-
max time kernel
95s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2024 04:17
Behavioral task
behavioral1
Sample
63d77c87ecf4a841fbb16092899777d75e0160181bb2cef223c7573788592184N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
63d77c87ecf4a841fbb16092899777d75e0160181bb2cef223c7573788592184N.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/BaseConvert.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/BaseConvert.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/ButtonEvent.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/ButtonEvent.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/Dialer.dll
Resource
win7-20240729-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/Dialer.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/GetVersion.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/KillProcDLL.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
$PLUGINSDIR/Linker.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
$PLUGINSDIR/Linker.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
$PLUGINSDIR/Math.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
$PLUGINSDIR/Math.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/SimpleInstaller.exe
Resource
win7-20240903-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/SimpleInstaller.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
$_2_/Uninstall.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
$_2_/Uninstall.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral22
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
$PLUGINSDIR/ThreadTimer.dll
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
$PLUGINSDIR/ThreadTimer.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
$PLUGINSDIR/Timeout.dll
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/Timeout.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/blowfish.dll
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
$PLUGINSDIR/blowfish.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/ef.exe
Resource
win7-20241010-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/ef.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240903-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/Math.dll
-
Size
66KB
-
MD5
b140459077c7c39be4bef249c2f84535
-
SHA1
c56498241c2ddafb01961596da16d08d1b11cd35
-
SHA256
0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67
-
SHA512
fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328
-
SSDEEP
1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2952 1872 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4028 wrote to memory of 1872 4028 rundll32.exe 84 PID 4028 wrote to memory of 1872 4028 rundll32.exe 84 PID 4028 wrote to memory of 1872 4028 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1872 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 6003⤵
- Program crash
PID:2952
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1872 -ip 18721⤵PID:3960