Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
13/03/2024, 12:19
Behavioral task
behavioral1
Sample
c5dbb25fa983a695d1c13210e2ff0948.exe
Resource
win7-20240220-en
19 signatures
150 seconds
General
- Target c5dbb25fa983a695d1c13210e2ff0948.exe
- Size 478KB
- Sample240313-phhzqacg21
- SHA256 7c2d6857361e13e7324493776903df6a455695bf15e0452ab92001f1e200c419
- MD5 c5dbb25fa983a695d1c13210e2ff0948
- SHA1 6c3803d46b259b684cb785ea71ea2196aabe9d61
- SHA512 856c39a2b2c2296039d418c15e4eec368aebc9a8ea68bdfdaa4479f715e4b65903a1928c09fe71b3287b9c960693ffc5784a3c7d25cf48bd1260f151cebc20a5
- SSDEEP 6144:xYZTNk3D6LyUXwLLk+cR3qh0GQ43VJRD0ew+/UO0B3pgSUGX1Y:xSNC80I+cR3R03VseuOiZgSNY
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe chrome.exe" c5dbb25fa983a695d1c13210e2ff0948.exe - Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" c5dbb25fa983a695d1c13210e2ff0948.exe - Disables Task Manager via registry modification
- Executes dropped EXE 2 IoCs
pid Process 1364 c5dbb25fa983a695d1c13210e2ff0948mgr.exe 3732 WaterMark.exe -
resource yara_rule behavioral2/memory/3028-0-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/1364-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1364-13-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1364-14-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1364-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1364-15-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1364-17-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1364-19-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3732-28-0x0000000000400000-0x0000000000459F7C-memory.dmp upx behavioral2/memory/3732-35-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3028-71-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/files/0x00080000000231ff-86.dat upx behavioral2/memory/3732-106-0x0000000000400000-0x0000000000459F7C-memory.dmp upx behavioral2/memory/3732-107-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3028-108-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3732-109-0x0000000000400000-0x0000000000459F7C-memory.dmp upx behavioral2/memory/3732-110-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3028-111-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-113-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-128-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-140-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-142-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-145-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-146-0x0000000000400000-0x00000000004FD000-memory.dmp upx behavioral2/memory/3028-148-0x0000000000400000-0x00000000004FD000-memory.dmp upx - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Yahoo Messengger = "C:\\Windows\\system32\\chrome.exe" c5dbb25fa983a695d1c13210e2ff0948.exe - Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\g: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\l: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\m: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\s: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\u: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\v: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\w: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\e: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\k: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\n: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\r: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\z: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\b: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\h: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\i: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\j: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\q: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\t: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\x: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\a: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\o: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\p: c5dbb25fa983a695d1c13210e2ff0948.exe File opened (read-only) \??\y: c5dbb25fa983a695d1c13210e2ff0948.exe - AutoIT Executable 10 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/3028-71-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-108-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-111-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-113-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-128-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-140-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-142-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-145-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-146-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe behavioral2/memory/3028-148-0x0000000000400000-0x00000000004FD000-memory.dmp autoit_exe - Drops autorun.inf file 1 TTPs 3 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created \??\d:\autorun.inf c5dbb25fa983a695d1c13210e2ff0948.exe File created \??\f:\autorun.inf c5dbb25fa983a695d1c13210e2ff0948.exe File opened for modification F:\\autorun.inf c5dbb25fa983a695d1c13210e2ff0948.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\chrome.exe c5dbb25fa983a695d1c13210e2ff0948.exe File opened for modification C:\Windows\SysWOW64\chrome.exe c5dbb25fa983a695d1c13210e2ff0948.exe File opened for modification C:\Windows\SysWOW64\autorun.ini c5dbb25fa983a695d1c13210e2ff0948.exe File created C:\Windows\SysWOW64\setting.ini c5dbb25fa983a695d1c13210e2ff0948.exe File opened for modification C:\Windows\SysWOW64\setting.ini c5dbb25fa983a695d1c13210e2ff0948.exe - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\WaterMark.exe c5dbb25fa983a695d1c13210e2ff0948mgr.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe c5dbb25fa983a695d1c13210e2ff0948mgr.exe File opened for modification C:\Program Files (x86)\Microsoft\px344E.tmp c5dbb25fa983a695d1c13210e2ff0948mgr.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\chrome.exe c5dbb25fa983a695d1c13210e2ff0948.exe File created C:\Windows\chrome.exe c5dbb25fa983a695d1c13210e2ff0948.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
pid pid_target Process procid_target 4308 4916 WerFault.exe 93 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31094080" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main c5dbb25fa983a695d1c13210e2ff0948.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FB4494D3-E133-11EE-87B8-7AD2C9E555B0} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3483670808" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3485857714" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3486639829" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3485388962" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://h1.ripway.com/poojasharma/index.html" c5dbb25fa983a695d1c13210e2ff0948.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main c5dbb25fa983a695d1c13210e2ff0948.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3486639829" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3483670808" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31094080" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31094080" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "417097362" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31094080" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31094080" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FB3D6F5D-E133-11EE-87B8-7AD2C9E555B0} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Search Page = "http://h1.ripway.com/poojasharma/index.html" c5dbb25fa983a695d1c13210e2ff0948.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3485388962" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31094080" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31094080" IEXPLORE.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Page_URL = "http://h1.ripway.com/poojasharma/index.html" c5dbb25fa983a695d1c13210e2ff0948.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe - Modifies Internet Explorer start page 1 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://h1.ripway.com/poojasharma/index.html" c5dbb25fa983a695d1c13210e2ff0948.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://h1.ripway.com/poojasharma/index.html" c5dbb25fa983a695d1c13210e2ff0948.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3732 WaterMark.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 3028 c5dbb25fa983a695d1c13210e2ff0948.exe - Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 3732 WaterMark.exe Token: 33 3028 c5dbb25fa983a695d1c13210e2ff0948.exe Token: SeIncBasePriorityPrivilege 3028 c5dbb25fa983a695d1c13210e2ff0948.exe Token: 33 3028 c5dbb25fa983a695d1c13210e2ff0948.exe Token: SeIncBasePriorityPrivilege 3028 c5dbb25fa983a695d1c13210e2ff0948.exe Token: 33 3028 c5dbb25fa983a695d1c13210e2ff0948.exe Token: SeIncBasePriorityPrivilege 3028 c5dbb25fa983a695d1c13210e2ff0948.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 340 iexplore.exe 3244 iexplore.exe - Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 3244 iexplore.exe 3244 iexplore.exe 340 iexplore.exe 340 iexplore.exe 3340 IEXPLORE.EXE 3340 IEXPLORE.EXE 5084 IEXPLORE.EXE 5084 IEXPLORE.EXE 3340 IEXPLORE.EXE 3340 IEXPLORE.EXE - Suspicious use of UnmapMainImage 2 IoCs
pid Process 1364 c5dbb25fa983a695d1c13210e2ff0948mgr.exe 3732 WaterMark.exe - Suspicious use of WriteProcessMemory 49 IoCs
description pid Process procid_target PID 3028 wrote to memory of 1364 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 88 PID 3028 wrote to memory of 1364 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 88 PID 3028 wrote to memory of 1364 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 88 PID 3028 wrote to memory of 960 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 89 PID 3028 wrote to memory of 960 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 89 PID 3028 wrote to memory of 960 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 89 PID 1364 wrote to memory of 3732 1364 c5dbb25fa983a695d1c13210e2ff0948mgr.exe 91 PID 1364 wrote to memory of 3732 1364 c5dbb25fa983a695d1c13210e2ff0948mgr.exe 91 PID 1364 wrote to memory of 3732 1364 c5dbb25fa983a695d1c13210e2ff0948mgr.exe 91 PID 960 wrote to memory of 4524 960 cmd.exe 92 PID 960 wrote to memory of 4524 960 cmd.exe 92 PID 960 wrote to memory of 4524 960 cmd.exe 92 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3732 wrote to memory of 4916 3732 WaterMark.exe 93 PID 3028 wrote to memory of 4336 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 94 PID 3028 wrote to memory of 4336 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 94 PID 3028 wrote to memory of 4336 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 94 PID 4336 wrote to memory of 5088 4336 cmd.exe 98 PID 4336 wrote to memory of 5088 4336 cmd.exe 98 PID 4336 wrote to memory of 5088 4336 cmd.exe 98 PID 3732 wrote to memory of 340 3732 WaterMark.exe 104 PID 3732 wrote to memory of 340 3732 WaterMark.exe 104 PID 3732 wrote to memory of 3244 3732 WaterMark.exe 105 PID 3732 wrote to memory of 3244 3732 WaterMark.exe 105 PID 3244 wrote to memory of 5084 3244 iexplore.exe 106 PID 3244 wrote to memory of 5084 3244 iexplore.exe 106 PID 3244 wrote to memory of 5084 3244 iexplore.exe 106 PID 340 wrote to memory of 3340 340 iexplore.exe 107 PID 340 wrote to memory of 3340 340 iexplore.exe 107 PID 340 wrote to memory of 3340 340 iexplore.exe 107 PID 3028 wrote to memory of 4276 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 109 PID 3028 wrote to memory of 4276 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 109 PID 3028 wrote to memory of 4276 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 109 PID 4276 wrote to memory of 4748 4276 cmd.exe 111 PID 4276 wrote to memory of 4748 4276 cmd.exe 111 PID 4276 wrote to memory of 4748 4276 cmd.exe 111 PID 3028 wrote to memory of 2984 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 112 PID 3028 wrote to memory of 2984 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 112 PID 3028 wrote to memory of 2984 3028 c5dbb25fa983a695d1c13210e2ff0948.exe 112 PID 2984 wrote to memory of 1956 2984 cmd.exe 114 PID 2984 wrote to memory of 1956 2984 cmd.exe 114 PID 2984 wrote to memory of 1956 2984 cmd.exe 114
Processes
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C:\Users\Admin\AppData\Local\Temp\c5dbb25fa983a695d1c13210e2ff0948.exe"C:\Users\Admin\AppData\Local\Temp\c5dbb25fa983a695d1c13210e2ff0948.exe"1⤵
- Modifies WinLogon for persistence
- Disables RegEdit via registry modification
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3028 -
C:\Users\Admin\AppData\Local\Temp\c5dbb25fa983a695d1c13210e2ff0948mgr.exeC:\Users\Admin\AppData\Local\Temp\c5dbb25fa983a695d1c13210e2ff0948mgr.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1364 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3732 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:4916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4916 -s 2045⤵
- Program crash
PID:4308
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:340 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:340 CREDAT:17410 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3340
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3244 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3244 CREDAT:17410 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:5084
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT /delete /yes2⤵
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\SysWOW64\at.exeAT /delete /yes3⤵PID:4524
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\chrome.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4336 -
C:\Windows\SysWOW64\at.exeAT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\chrome.exe3⤵PID:5088
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C cacls "C:\system volume information" /e /g "Admin":f2⤵
- Suspicious use of WriteProcessMemory
PID:4276 -
C:\Windows\SysWOW64\cacls.execacls "C:\system volume information" /e /g "Admin":f3⤵PID:4748
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /C cacls "C:\system volume information" /e /g "Admin":f2⤵
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\SysWOW64\cacls.execacls "C:\system volume information" /e /g "Admin":f3⤵PID:1956
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4916 -ip 49161⤵PID:4704
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FB3D6F5D-E133-11EE-87B8-7AD2C9E555B0}.dat
- Size 5KB
- SHA256 292536dfe96f3c51f9b79f06c321a57414f88318d0379328a15bf98341723076
- MD5 f6d54e435dd6170754c8a36338150164
- SHA1 09e6a6d4762091944add1b70ad4800e5191ffca7
- SHA512 bb2e846f6cf5b09bbcc978e7b5222b599eee41a8cc705deacfcbdc3f58e36a4d04cce7bfb696b9b5406f02140054453e4590b2374f36c881c6f0881204b0c299
- SSDEEP 24:r3Go/Qd9XDGo/p9X+9X879lW8lZv9lW8lZ:r3Go4d9TGoR9u9sC8lU8l
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FB4494D3-E133-11EE-87B8-7AD2C9E555B0}.dat
- Size 5KB
- SHA256 8014e88e5545d08081b4d2f3e81d21647eeb9ef039c9951bd6a09cbc7f5ca6fd
- MD5 2d26d085950761b0ce42a328932df33d
- SHA1 c01dc9b8bab3a5c25fb192b7287d220ee4fbd474
- SHA512 ea70301c6a3e5bd4febd7d89f7be405ee102a8822c436422fca792d19c4f7395f19286ebb49a864a2f3151bf945bdb59ce35b2d575a0c2182c8116245ec49dd9
- SSDEEP 24:rQGo/Qt9XYGo/Z9X+9X879lWSlEEXS29lWSlEEXSw:rQGo4t9oGox9O9sCSlEE8SlEE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verB853.tmp
- Size 15KB
- SHA256 557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
- MD5 1a545d0052b581fbb2ab4c52133846bc
- SHA1 62f3266a9b9925cd6d98658b92adec673cbe3dd3
- SHA512 bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
- SSDEEP 384:79Jv9DF9/C9qc9/J9V791T9TK9Xf9Nm9xQ95a9BR9fV:79Jv9DF9/C9qc9/J9V791T9TK9Xf9NmT
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PL0BY74L\suggestions[1].en-US
- Size 17KB
- SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
- MD5 5a34cb996293fde2cb7a4ac89587393a
- SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
- SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
- SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\c5dbb25fa983a695d1c13210e2ff0948mgr.exe
- Size 95KB
- SHA256 814fc401ecae8a232c94d8e073a2643a2b39e188ed5e468936a921fe33a7e975
- MD5 0a70e0dc3e1a1dad88120391a049e589
- SHA1 a703d480488e7336e12f4c4756edb39a9bc2354c
- SHA512 e883030922734dffadd90465e513164d5092df5207a4c8116ae635b2b131892972fa05a69b85851f724761bf0d7309071dc47e8cbdec66460d20677bfc921006
- SSDEEP 1536:Axf0u7YnqMGGGMZZZyVb1t9e4GNqBvrPzO7/YiMIATcji:Axf026qbJ1y4GNq5jz+/YiMa
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\autorun.ini
- Size 96B
- SHA256 c8da3155d0b474769de322528adbca295dc27a4f93a6011a1170c7a4b616fe1a
- MD5 5e378cdf3706edcff0170c387fb74ef5
- SHA1 5da4ab639930d07cf20a532ad983e1ca909b195c
- SHA512 6ee996a5b79b0658d2dc703c22a49c0b7e7176f32e89466e2703e66cf4b2a3063761a40539f34f949f0c7583396c4e6e05133dbac4d8cd0f04f6fef65811b413
- MD5 SHA1 SHA512
- Path C:\Windows\SysWOW64\setting.ini.old
- Size 1KB
- SHA256 6e9cd61a63b8eaa380ec765f08e4dc19738ad11320472b04dc3211588ae2b2e4
- MD5 7af8f10ae0c41de53e5571dbd9335237
- SHA1 a213b990a05c89e6dd90b0bf0002819ae4d9dad6
- SHA512 bfb5a71bd2a86a731a355242dafa83c018b77616c655f849a40def2e5c1cec3ddbecacb8bceac94cbd752e75f4db717006bc6d9376571c4e4a7f35550f385f51
- MD5 SHA1 SHA512
- Path C:\Windows\SysWOW64\setting.ini.old
- Size 1KB
- SHA256 799785fad706dfa7b0b7ac82d5d5d5ebf67720163fdd121d2adde8b4f20cd51c
- MD5 8441fdc3ad2a04757bd9331c81985c02
- SHA1 fa6fa6eb40d9a2a0ed41e65603c398ee7fc5001a
- SHA512 e4d21b657fe3aa52b8e1fd62bc79ffe8cd29de66ea90ecea815801c683a8d9235dd6d863dbc7e26bc122bb3b9007b9dd995d803ab7c318dd94d5743405550f08
- MD5 SHA1 SHA512
- Path C:\Windows\SysWOW64\setting.ini.old
- Size 1KB
- SHA256 b13b44237dc8faa6a3ad69c0334f21301f810a18b30ce7bdbcc2564f85ad0f5b
- MD5 e20c213baa25d733fa29e26eef4a99ec
- SHA1 1e3287a6ab746a3cb98e165eafda3636515da313
- SHA512 9341cdfffb6e742f94208e694f301dee6279463bc45366d73e6de789b75594f5c7132835c4414bb9e631ec536fb98ed1f8ce137c9f9757d3589058d4117008b2
- MD5 SHA1 SHA512
- Path C:\Windows\SysWOW64\setting.ini.old
- Size 1KB
- SHA256 ad102a072f25078156cd6f3518be1e8d1b48380374770b555d2e50e1245b561d
- MD5 75418b02c6bb3b34d8b1d45b1a01dd3b
- SHA1 d6764db643adc9bd7e2baea916bb799fe13df031
- SHA512 fb1733df8669936ea43a147bef7acb0709c9d75af381561105b6deb70d90824ba4a2216242e499f104a7bda6b5ef05b9cfdabbc12d4b85bba4bea98a7d4ec6b7
- MD5 SHA1 SHA512
- Path C:\Windows\chrome.exe
- Size 478KB
- SHA256 7c2d6857361e13e7324493776903df6a455695bf15e0452ab92001f1e200c419
- MD5 c5dbb25fa983a695d1c13210e2ff0948
- SHA1 6c3803d46b259b684cb785ea71ea2196aabe9d61
- SHA512 856c39a2b2c2296039d418c15e4eec368aebc9a8ea68bdfdaa4479f715e4b65903a1928c09fe71b3287b9c960693ffc5784a3c7d25cf48bd1260f151cebc20a5
- SSDEEP 6144:xYZTNk3D6LyUXwLLk+cR3qh0GQ43VJRD0ew+/UO0B3pgSUGX1Y:xSNC80I+cR3R03VseuOiZgSNY
- MD5 SHA1 SHA512 SSDEEP