Analysis
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max time kernel
62s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
18-02-2025 02:24
Static task
static1
Behavioral task
behavioral1
Sample
Justificante67ab404ffe6734b359e00a499e6589043545.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Justificante67ab404ffe6734b359e00a499e6589043545.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250217-en
General
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Target
$PLUGINSDIR/System.dll
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Size
11KB
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MD5
b853d5d2361ade731e33e882707efc34
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SHA1
c58b1aeabdf1cbb8334ef8797e7aceaa7a1cb6be
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SHA256
f0cd96e0b6e40f92ad1aa0efacde833bae807b92fca19bf062c1cf8acf29484b
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SHA512
8ea31d82ffa6f58dab5632fe72690d3a6db0be65aec85fc8a1f71626773c0974dcebefae17bcf67c4c56ef442545e985eea0b348ff6e4fc36740640092b08d69
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SSDEEP
192:eA2HS+ihg200uWz947Wzvxu6v0MI7JOde+Ij5Z77dslFsEf:mS62Gw947ExuGDI7J8EF7KIE
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2900 2888 WerFault.exe 30 -
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 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2808 wrote to memory of 2888 2808 rundll32.exe 30 PID 2888 wrote to memory of 2900 2888 rundll32.exe 31 PID 2888 wrote to memory of 2900 2888 rundll32.exe 31 PID 2888 wrote to memory of 2900 2888 rundll32.exe 31 PID 2888 wrote to memory of 2900 2888 rundll32.exe 31
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:2808 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 2283⤵
- Program crash
PID:2900
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