Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/07/2026, 16:38
Behavioral task
behavioral1
Sample
33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe
- Size 640KB
- Sample260730-t5d2hasckf
- SHA256 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5
- MD5 e32493ac959e90aa36a39830e8cd589f
- SHA1 0ca684f327dd90c6332ff92d9ba1fcc7ab357ca2
- SHA512 3c2dfa4829ac80f672d01e91025a0673d86e1d7bb0d5ec5485bba17eb2c1d705a46f8d7d2dc962c79d5478f7a2f3a7633494765daf5daac0863675770613c74d
- SSDEEP 6144:UcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:USvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1EAD45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3508 705e1bc0 - 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 3 114.114.114.114 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe Destination IP 4 223.5.5.5 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe Destination IP 23 114.114.114.114 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe Destination IP 24 223.5.5.5 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 705e1bc0 File created C:\Windows\SysWOW64\705e1bc0 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 705e1bc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 705e1bc0 -
resource yara_rule behavioral1/memory/4308-0-0x0000000000EA0000-0x0000000000F2C000-memory.dmp upx behavioral1/files/0x0005000000023299-2.dat upx behavioral1/memory/3508-4-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral1/memory/4308-10-0x0000000000EA0000-0x0000000000F2C000-memory.dmp upx behavioral1/memory/3508-11-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral1/memory/3508-23-0x00000000000F0000-0x000000000017C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3c0ee8 705e1bc0 File opened for modification C:\Windows\49c128 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe - 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 705e1bc0 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe - 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\Content\CachePrefix 705e1bc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 705e1bc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 705e1bc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 705e1bc0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 705e1bc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 705e1bc0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 705e1bc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 705e1bc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 705e1bc0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3508 705e1bc0 3508 705e1bc0 3508 705e1bc0 3508 705e1bc0 3508 705e1bc0 3508 705e1bc0 3508 705e1bc0 3508 705e1bc0 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe Token: SeTcbPrivilege 4308 33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe Token: SeDebugPrivilege 3508 705e1bc0 Token: SeTcbPrivilege 3508 705e1bc0
Processes
-
C:\Users\Admin\AppData\Local\Temp\33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.exe"C:\Users\Admin\AppData\Local\Temp\33d4929f3939bc9c938209fef6285d1823f0f3424913a5022b451f87a15a27b5.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:4308
-
C:\Windows\Syswow64\705e1bc0C:\Windows\Syswow64\705e1bc01⤵
- 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:3508
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\705e1bc0
- Size 640KB
- SHA256 ff0a9322b5d06f3278bfc1f31213c144f0db8708df8736ec48cde5a480891044
- MD5 9a574c98fecc5c7efdd2000fbcb95fa3
- SHA1 ac11ac3680ca6941781217fe5d305fb0be26ca28
- SHA512 a4273ef6810b5175a085c8e86c4e794ef691338ec3b90127ec583dc04e1aee69aa06c39affe05692af7dd8fde1dbf83a707f82c9d3d04b1b98420d3d68847c05
- SSDEEP 6144:McTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRuy8KU5Rc:MSvO2x9mONvKRwLSFtsOkxHya5+
- TLSH T1A1D45B35A6808036C0B74631C6F64BAAF9B5BC25631195CFA384376A1F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH