Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
30/04/2026, 19:25
Behavioral task
behavioral1
Sample
08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe
- Size 640KB
- Sample260430-x46a5shs21
- SHA256 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899
- MD5 32ca2e2f5b6d02a12a8047e3ec57bd18
- SHA1 edb6d1ef0200664c17ba28382681377f4eaa2d07
- SHA512 8b23e656d1fbfb4eaba7c01eb69060c4cb7d264ba2cd30cbaaccdc22b4b7599b93a30df9b704151f6eee4f797690dc4ea2901ffdd02ee35778f0a250053cdffb
- SSDEEP 6144:acTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:aSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T10ED45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5020 33b9ee22 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 1 114.114.114.114 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe Destination IP 2 223.5.5.5 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe Destination IP 23 114.114.114.114 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe Destination IP 24 223.5.5.5 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\33b9ee22 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 33b9ee22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 33b9ee22 -
resource yara_rule behavioral2/memory/4384-0-0x00000000008C0000-0x000000000094C000-memory.dmp upx behavioral2/files/0x002700000002b179-2.dat upx behavioral2/memory/5020-3-0x0000000000020000-0x00000000000AC000-memory.dmp upx behavioral2/memory/4384-18-0x00000000008C0000-0x000000000094C000-memory.dmp upx behavioral2/memory/5020-19-0x0000000000020000-0x00000000000AC000-memory.dmp upx behavioral2/memory/5020-30-0x0000000000020000-0x00000000000AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b0e40 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe File opened for modification C:\Windows\55f1b8 33b9ee22 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 33b9ee22 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 33b9ee22 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 33b9ee22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 33b9ee22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 33b9ee22 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 33b9ee22 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 33b9ee22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 33b9ee22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 33b9ee22 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 33b9ee22 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5020 33b9ee22 5020 33b9ee22 5020 33b9ee22 5020 33b9ee22 5020 33b9ee22 5020 33b9ee22 5020 33b9ee22 5020 33b9ee22 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe Token: SeTcbPrivilege 4384 08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe Token: SeDebugPrivilege 5020 33b9ee22 Token: SeTcbPrivilege 5020 33b9ee22
Processes
-
C:\Users\Admin\AppData\Local\Temp\08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe"C:\Users\Admin\AppData\Local\Temp\08af50147208f4197ca089bff52848a2013f4f4d90633215fc2ce1ba617bd899.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4384
-
C:\Windows\Syswow64\33b9ee22C:\Windows\Syswow64\33b9ee221⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5020
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\33b9ee22
- Size 640KB
- SHA256 1b2c6435ff9c0ff5b63f889f85b676816391329a61b9f198336d402fac458a85
- MD5 c9a1a79737f4914f65057ecae557ba54
- SHA1 1f52fa9575c75669cf2723e0de43edc28e2d9273
- SHA512 47774d865cc930c93438a966381376afbf8d437f3f9249bce1ea4727dc5a16ba2de7af8f24cbffeaf2d18a81e8f9158a5e55d471d1d44a45213032b092bb9c4b
- SSDEEP 6144:dcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:dSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T138D45B35A6808036C0B74631C6F64BAAF9B5BC21631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH