Overview
overview
8Static
static
79e4e79e286...26.exe
windows7-x64
89e4e79e286...26.exe
windows10-2004-x64
8$PLUGINSDI...el.dll
windows7-x64
7$PLUGINSDI...el.dll
windows10-2004-x64
7$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$_58_/Basi...r1.exe
windows7-x64
3$_58_/Basi...r1.exe
windows10-2004-x64
3$_58_/winr...01.exe
windows7-x64
5$_58_/winr...01.exe
windows10-2004-x64
1$_58_/wtzl...hu.exe
windows7-x64
3$_58_/wtzl...hu.exe
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01-02-2025 15:35
Behavioral task
behavioral1
Sample
9e4e79e286d47e03357aa63adedfe826.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
9e4e79e286d47e03357aa63adedfe826.exe
Resource
win10v2004-20250129-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/SelfDel.dll
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/SelfDel.dll
Resource
win10v2004-20250129-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20250129-en
Behavioral task
behavioral7
Sample
$_58_/BasicCalculator1.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
$_58_/BasicCalculator1.exe
Resource
win10v2004-20250129-en
Behavioral task
behavioral9
Sample
$_58_/winrar-x64-701.exe
Resource
win7-20241010-en
Behavioral task
behavioral10
Sample
$_58_/winrar-x64-701.exe
Resource
win10v2004-20250129-en
Behavioral task
behavioral11
Sample
$_58_/wtzltypssnrzhu.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
$_58_/wtzltypssnrzhu.exe
Resource
win10v2004-20250129-en
General
-
Target
$PLUGINSDIR/nsExec.dll
-
Size
7KB
-
MD5
11092c1d3fbb449a60695c44f9f3d183
-
SHA1
b89d614755f2e943df4d510d87a7fc1a3bcf5a33
-
SHA256
2cd3a2d4053954db1196e2526545c36dfc138c6de9b81f6264632f3132843c77
-
SHA512
c182e0a1f0044b67b4b9fb66cef9c4955629f6811d98bbffa99225b03c43c33b1e85cacabb39f2c45ead81cd85e98b201d5f9da4ee0038423b1ad947270c134a
-
SSDEEP
96:JgzdzBzMDhOZZDbXf5GsWvSv1ckne94SDbYkvML1HT1fUNQaSGYuHIDQ:JDQHDb2vSuOc41ZfUNQZGdHA
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 2824 2772 WerFault.exe 31 -
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 11 IoCs
description pid Process procid_target PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2776 wrote to memory of 2772 2776 rundll32.exe 31 PID 2772 wrote to memory of 2824 2772 rundll32.exe 32 PID 2772 wrote to memory of 2824 2772 rundll32.exe 32 PID 2772 wrote to memory of 2824 2772 rundll32.exe 32 PID 2772 wrote to memory of 2824 2772 rundll32.exe 32
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 2203⤵
- Program crash
PID:2824
-
-