Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/08/2026, 05:03
Behavioral task
behavioral1
Sample
98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe
- Size 761KB
- Sample260802-fps9ladd55
- SHA256 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab
- MD5 17a411539ae3ddc20eebb0463bb354e5
- SHA1 7b79a6e961da691821d4acb7d1e500cc01038b61
- SHA512 4a6a5a705266beb40f8a2f0298c47c5fa0a988b5a2eed0930f84d3e31f93f2c5042acf645f5ccb8379a887adc7a0b3db0abc4c034a92d940e39df61bb4ef9444
- SSDEEP 12288:2SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:1vO2xJKRw2kOkxSkW298B
- TLSH T1A9F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4928 43f290f0 - 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 4 114.114.114.114 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Destination IP 5 223.5.5.5 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Destination IP 35 114.114.114.114 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Destination IP 36 223.5.5.5 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 43f290f0 File created C:\Windows\SysWOW64\43f290f0 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 43f290f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 43f290f0 -
resource yara_rule behavioral1/memory/2872-0-0x0000000000DA0000-0x0000000000E2C000-memory.dmp upx behavioral1/files/0x00200000000243c4-2.dat upx behavioral1/memory/4928-4-0x0000000000960000-0x00000000009EC000-memory.dmp upx behavioral1/memory/2872-20-0x0000000000DA0000-0x0000000000E2C000-memory.dmp upx behavioral1/memory/4928-21-0x0000000000960000-0x00000000009EC000-memory.dmp upx behavioral1/memory/4928-31-0x0000000000960000-0x00000000009EC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\545e80 43f290f0 File opened for modification C:\Windows\312b70 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.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 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 43f290f0 - 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:" 43f290f0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 43f290f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 43f290f0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 43f290f0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 43f290f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 43f290f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 43f290f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 43f290f0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 43f290f0 - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 4928 43f290f0 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Token: SeTcbPrivilege 2872 98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe Token: SeDebugPrivilege 4928 43f290f0 Token: SeTcbPrivilege 4928 43f290f0
Processes
-
C:\Users\Admin\AppData\Local\Temp\98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.exe"C:\Users\Admin\AppData\Local\Temp\98396ff6cd69e0b82313d2b1ba8a78f2059f7975d343af7410bc5e606a31a1ab.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:2872
-
C:\Windows\Syswow64\43f290f0C:\Windows\Syswow64\43f290f01⤵
- 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:4928
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\43f290f0
- Size 761KB
- SHA256 08d6d714acf08730dce513c60148f4a35786de8847ad928127c0fa5f9ecdd835
- MD5 c1c37148cd5d051ab2b321aa72eb6dc8
- SHA1 a840d3f275852b48724394d2904046e6417dbc03
- SHA512 647a8b75cfb04f1fa0e62c129dba8e2572b873de2a7e6b494d55f2432a0a1ab67a29d0600c08dd350554931e283cbeb68cd8cf7a12fb19e0b99264b6e65e2c1f
- SSDEEP 12288:xSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:YvO2xJKRw2kOkxSkW298B
- TLSH T117F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH