Analysis
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max time kernel
93s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2025 06:52
Static task
static1
Behavioral task
behavioral1
Sample
249273597-015908-sanlccjavap0004-1735435555555553.pdf.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
249273597-015908-sanlccjavap0004-1735435555555553.pdf.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20250129-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250129-en
General
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Target
$PLUGINSDIR/LangDLL.dll
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Size
5KB
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MD5
0c44f21d4afc81cc99fac7cc35e4503a
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SHA1
3d0d5c684df99a46510c0e2c0020163a9d11c08d
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SHA256
8dc2be6679497994e3ddc97bc7bc1ce2b3c17ef3528b03ded6696ef198a11d10
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SHA512
4e4bd35d6aa21cecbfe7a93a2ee7db8ee78ca710a4193dfe240d1067afbe10f61db332c1c85f6cc3ba404d895a959742401b615ef8ff5bd9028254c4a43a0923
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SSDEEP
48:S46+/N3TKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mCofjLl:zPuPbOBtWZBV8jAWiAJCdv2CmpL
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 3508 2056 WerFault.exe 83 -
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 1944 wrote to memory of 2056 1944 rundll32.exe 83 PID 1944 wrote to memory of 2056 1944 rundll32.exe 83 PID 1944 wrote to memory of 2056 1944 rundll32.exe 83
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2056 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 6003⤵
- Program crash
PID:3508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2056 -ip 20561⤵PID:424