Overview
overview
10Static
static
3QtCore4.dll
windows7-x64
3QtCore4.dll
windows10-2004-x64
3QtGui4.dll
windows7-x64
3QtGui4.dll
windows10-2004-x64
3QtNetwork4.dll
windows7-x64
3QtNetwork4.dll
windows10-2004-x64
3QtWebKit4.dll
windows7-x64
3QtWebKit4.dll
windows10-2004-x64
3ReFB.exe
windows7-x64
10ReFB.exe
windows10-2004-x64
10msvcp100.dll
windows7-x64
3msvcp100.dll
windows10-2004-x64
3msvcr100.dll
windows7-x64
3msvcr100.dll
windows10-2004-x64
3Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-01-2025 03:55
Static task
static1
Behavioral task
behavioral1
Sample
QtCore4.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
QtCore4.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
QtGui4.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
QtGui4.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
QtNetwork4.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
QtNetwork4.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
QtWebKit4.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
QtWebKit4.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
ReFB.exe
Resource
win7-20240729-en
Behavioral task
behavioral10
Sample
ReFB.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
msvcp100.dll
Resource
win7-20241010-en
Behavioral task
behavioral12
Sample
msvcp100.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
msvcr100.dll
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
msvcr100.dll
Resource
win10v2004-20241007-en
General
-
Target
QtNetwork4.dll
-
Size
1.0MB
-
MD5
8a2e025fd3ddd56c8e4f63416e46e2ec
-
SHA1
5f58feb11e84aa41d5548f5a30fc758221e9dd64
-
SHA256
52ae07d1d6a467283055a3512d655b6a43a42767024e57279784701206d97003
-
SHA512
8e3a449163e775dc000e9674bca81ffabc7fecd9278da5a40659620cfc9cc07f50cc29341e74176fe10717b2a12ea3d5148d1ffc906bc809b1cd5c8c59de7ba1
-
SSDEEP
12288:m+PpRNPe4+DZFvnwJ9o+Hllp59K03AskvvukLosiLHrv7F0YmIYunuGS:m+hRCZhwY+Hllp59OHvfo7HrCYmItnC
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4848 636 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 3516 wrote to memory of 636 3516 rundll32.exe 84 PID 3516 wrote to memory of 636 3516 rundll32.exe 84 PID 3516 wrote to memory of 636 3516 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\QtNetwork4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\QtNetwork4.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 6523⤵
- Program crash
PID:4848
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 636 -ip 6361⤵PID:2012