Analysis
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max time kernel
146s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
21-06-2024 12:28
Static task
static1
Behavioral task
behavioral1
Sample
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe
Resource
win10v2004-20240611-en
General
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Target
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe
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Size
424KB
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MD5
badc61693070247ddf7474c29470696c
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SHA1
7c86bdcadd17edf3e4f5765f4db5d9593d208212
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SHA256
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0
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SHA512
474b441de6951da4bd7c4b55dc2641296be502fc1b85d6ce0eb1aab638bf54cbcbd904045ddd7a96ad63867c4da58806036005e037c426e77c9d12061caf7bbb
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SSDEEP
6144:LnnUuhPG5Dvk6MjdR7bHCqyIeROk7xR84q4hZpmaeO9NYGg/:jnUu76MD7biikOkxqcZpmaeYc
Malware Config
Extracted
amadey
4.19
8fc809
http://nudump.com
http://otyt.ru
http://selltix.org
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install_dir
b739b37d80
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install_file
Dctooux.exe
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strings_key
65bac8d4c26069c29f1fd276f7af33f3
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url_paths
/forum/index.php
/forum2/index.php
/forum3/index.php
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe -
Executes dropped EXE 4 IoCs
Processes:
Dctooux.exeDctooux.exeDctooux.exeDctooux.exepid process 4796 Dctooux.exe 3528 Dctooux.exe 2456 Dctooux.exe 4868 Dctooux.exe -
Drops file in Windows directory 1 IoCs
Processes:
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exedescription ioc process File created C:\Windows\Tasks\Dctooux.job 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 31 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4384 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 380 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 2632 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 3992 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 2152 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 4532 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 3556 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 4208 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 3012 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 1600 2448 WerFault.exe 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe 3800 4796 WerFault.exe Dctooux.exe 4452 4796 WerFault.exe Dctooux.exe 1472 4796 WerFault.exe Dctooux.exe 4612 4796 WerFault.exe Dctooux.exe 1468 4796 WerFault.exe Dctooux.exe 4324 4796 WerFault.exe Dctooux.exe 4892 4796 WerFault.exe Dctooux.exe 1044 4796 WerFault.exe Dctooux.exe 2156 4796 WerFault.exe Dctooux.exe 2388 4796 WerFault.exe Dctooux.exe 1040 4796 WerFault.exe Dctooux.exe 4332 4796 WerFault.exe Dctooux.exe 936 4796 WerFault.exe Dctooux.exe 3992 4796 WerFault.exe Dctooux.exe 1596 4796 WerFault.exe Dctooux.exe 1964 4796 WerFault.exe Dctooux.exe 4420 4796 WerFault.exe Dctooux.exe 4100 3528 WerFault.exe Dctooux.exe 1776 2456 WerFault.exe Dctooux.exe 1336 4796 WerFault.exe Dctooux.exe 1328 4868 WerFault.exe Dctooux.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exepid process 2448 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exedescription pid process target process PID 2448 wrote to memory of 4796 2448 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe Dctooux.exe PID 2448 wrote to memory of 4796 2448 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe Dctooux.exe PID 2448 wrote to memory of 4796 2448 7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe Dctooux.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe"C:\Users\Admin\AppData\Local\Temp\7b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 7642⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 8122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 7082⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 9242⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 9442⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 9482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 11362⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 12482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 12882⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe"C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe"2⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 5603⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 5803⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 6003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 6483⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 6563⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 5683⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 7723⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 9003⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 7723⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 5563⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 9403⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 10203⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 11643⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 13603⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 14723⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 14803⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 15043⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 8843⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 13162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2448 -ip 24481⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 612 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4796 -ip 47961⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4796 -ip 47961⤵
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3528 -s 4402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 3528 -ip 35281⤵
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 4482⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 2456 -ip 24561⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4796 -ip 47961⤵
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeC:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 4442⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 640 -p 4868 -ip 48681⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\169499791354Filesize
75KB
MD59259a9c5996b6bcad45656295ba4fc1c
SHA180bcfc4d12a5c53b6d2adfc5605ca75f2509ef5e
SHA25637e067240de5078eb669c43e833446c3dad586a65fbdd3a196d7e0243c470824
SHA5127fa8d77d8da6127d621d45bc3694ee5999abfce49061e53d7f8a5ad3c0fc08263c3b19d520bae7239d58a0465070e9dca07e71b756d3e1ca14339f2c6a7bc347
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C:\Users\Admin\AppData\Local\Temp\b739b37d80\Dctooux.exeFilesize
424KB
MD5badc61693070247ddf7474c29470696c
SHA17c86bdcadd17edf3e4f5765f4db5d9593d208212
SHA2567b5be56fafa1f9cd746dbea6da0b7b549bbfb68eedd3b69ff2767c0095bda3d0
SHA512474b441de6951da4bd7c4b55dc2641296be502fc1b85d6ce0eb1aab638bf54cbcbd904045ddd7a96ad63867c4da58806036005e037c426e77c9d12061caf7bbb
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memory/2448-2-0x00000000020C0000-0x000000000212F000-memory.dmpFilesize
444KB
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memory/2448-3-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/2448-16-0x00000000020C0000-0x000000000212F000-memory.dmpFilesize
444KB
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memory/2448-17-0x0000000000400000-0x0000000000472000-memory.dmpFilesize
456KB
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memory/2448-15-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/2448-1-0x0000000000620000-0x0000000000720000-memory.dmpFilesize
1024KB
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memory/2456-51-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/3528-40-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/3528-42-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/4796-36-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/4796-39-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/4796-20-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/4796-19-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB
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memory/4868-60-0x0000000000400000-0x0000000000475000-memory.dmpFilesize
468KB