Analysis
- user interaction
yes - max time kernel
149s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
14/08/2026, 10:32
General
- Target $PLUGINSDIR/StdUtils.dll
- Size 100KB
- Sample260814-mlbcyahb59
- SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
Malware Config
Signatures
- Program crash 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies Internet Explorer settings 1 TTPs 24 IoCs
- Suspicious behavior: LoadsDriver 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#12⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 6283⤵
- Program crash
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2220 -ip 22201⤵
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -nohome1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1668 CREDAT:17410 /prefetch:22⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/5012-22-0x0000021EBB880000-0x0000021EBB890000-memory.dmp
memory/5012-6-0x0000021EBB780000-0x0000021EBB790000-memory.dmp
memory/5012-38-0x0000021ECBE70000-0x0000021ECBE71000-memory.dmp
memory/5012-39-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-40-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-41-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-42-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-43-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-44-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-45-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-46-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-47-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-48-0x0000021ECBE90000-0x0000021ECBE91000-memory.dmp
memory/5012-49-0x0000021ECBAC0000-0x0000021ECBAC1000-memory.dmp
memory/5012-50-0x0000021ECBAB0000-0x0000021ECBAB1000-memory.dmp
memory/5012-52-0x0000021ECBAC0000-0x0000021ECBAC1000-memory.dmp
memory/5012-55-0x0000021ECBAB0000-0x0000021ECBAB1000-memory.dmp
memory/5012-58-0x0000021ECB9F0000-0x0000021ECB9F1000-memory.dmp
memory/5012-70-0x0000021ECBBF0000-0x0000021ECBBF1000-memory.dmp
memory/5012-72-0x0000021ECBC00000-0x0000021ECBC01000-memory.dmp
memory/5012-73-0x0000021ECBC00000-0x0000021ECBC01000-memory.dmp
memory/5012-74-0x0000021ECBD10000-0x0000021ECBD11000-memory.dmp