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
30/08/2026, 23:59
Behavioral task
behavioral1
Sample
866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe
- Size 766KB
- Sample260830-31vccsbm6v
- SHA256 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba
- MD5 2be09e03e6e82da00f5549c6d78bfb00
- SHA1 9efa3ffaad3833b7a702b74efc1a790508227021
- SHA512 b4ee60058abfb1028dfd04b88d2c9d6326411ca562dede72b9d499ff3ffadaf3cfb5b0ceaca1050c5437ed0f7cb6e117f467003ad76c5b07f3aa5c62b5bf988b
- SSDEEP 12288:DSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:2vO2xJKRw2kOkx2LFRvcUV
- TLSH T144F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2008 a0510cd2 - 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 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe Destination IP 4 223.5.5.5 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe Destination IP 41 114.114.114.114 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe Destination IP 42 223.5.5.5 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\a0510cd2 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a0510cd2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a0510cd2 -
resource yara_rule behavioral1/memory/4728-0-0x0000000000ED0000-0x0000000000F5C000-memory.dmp upx behavioral1/files/0x001800000001db66-2.dat upx behavioral1/memory/2008-4-0x0000000000F70000-0x0000000000FFC000-memory.dmp upx behavioral1/memory/4728-16-0x0000000000ED0000-0x0000000000F5C000-memory.dmp upx behavioral1/memory/2008-17-0x0000000000F70000-0x0000000000FFC000-memory.dmp upx behavioral1/memory/2008-28-0x0000000000F70000-0x0000000000FFC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2260b0 a0510cd2 File opened for modification C:\Windows\50f1f0 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.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 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a0510cd2 - 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\History\CachePrefix = "Visited:" a0510cd2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a0510cd2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix a0510cd2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a0510cd2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a0510cd2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a0510cd2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a0510cd2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a0510cd2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a0510cd2 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2008 a0510cd2 2008 a0510cd2 2008 a0510cd2 2008 a0510cd2 2008 a0510cd2 2008 a0510cd2 2008 a0510cd2 2008 a0510cd2 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe Token: SeTcbPrivilege 4728 866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe Token: SeDebugPrivilege 2008 a0510cd2 Token: SeTcbPrivilege 2008 a0510cd2
Processes
-
C:\Users\Admin\AppData\Local\Temp\866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.exe"C:\Users\Admin\AppData\Local\Temp\866454148061d1e95f8700f4beb6fa3795f87c988e4476cf01a7f96d26be54ba.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:4728
-
C:\Windows\Syswow64\a0510cd2C:\Windows\Syswow64\a0510cd21⤵
- 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:2008
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a0510cd2
- Size 766KB
- SHA256 f2eed4de459f5eb7821e28b5f37188e75aab54863b1ad11b523cd30d8d7453e4
- MD5 b1ef109e432a36abbc6f6c5ab061fb06
- SHA1 890f7caa51d4868872ec809921550c0a1d13c691
- SHA512 74292cba04fdf9fbac2e1191a0727c7bacd02af1976f8af8057cdce607dbff01f6c525ca3183ce83860a988a8367d642daf302b9e6df847648bb64bfec105f42
- SSDEEP 12288:TSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:mvO2xJKRw2kOkx2LFRvcUV
- TLSH T197F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH