Analysis
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max time kernel
95s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 13:12
Static task
static1
Behavioral task
behavioral1
Sample
Request for Quote and Collaboration Docs.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Request for Quote and Collaboration Docs.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
$PLUGINSDIR/System.dll
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Size
11KB
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MD5
fc90dfb694d0e17b013d6f818bce41b0
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SHA1
3243969886d640af3bfa442728b9f0dff9d5f5b0
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SHA256
7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
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SHA512
324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6
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SSDEEP
192:e/b2HS5ih/7i00eWz9T7PH6yeFcQMI5+Vw+EXWZ77dslFZk:ewSUmWw9T7MmnI5+/F7Kdk
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 4908 4856 WerFault.exe 82 -
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 2600 wrote to memory of 4856 2600 rundll32.exe 82 PID 2600 wrote to memory of 4856 2600 rundll32.exe 82 PID 2600 wrote to memory of 4856 2600 rundll32.exe 82
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4856 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4856 -s 6123⤵
- Program crash
PID:4908
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4856 -ip 48561⤵PID:4664