Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
12/10/2026, 20:20
Behavioral task
behavioral1
Sample
aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe
- Size 766KB
- Sample261012-y4ghfsey6w
- SHA256 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8
- MD5 4d81d0da95d828fb7bc08e183aba1db1
- SHA1 0e281372fbce49ce9eaf974ec21484343bfa3704
- SHA512 a9aa0a9d0b9d560aaa16ce3f1fc67ba6fa0341177fedf3b9db81b3127570f72997acad86a6cf94ffc5daf3e08ddad910f0ce0a816271d8762044a9b12194c4a2
- SSDEEP 12288:4SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:TvO2xJKRw2kOkx2LFRvcUV
- TLSH T1CDF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2060 40b503f8 - Unexpected DNS network traffic destination 22 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 42 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 43 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 181 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 217 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 459 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 112 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 218 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 363 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 397 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 398 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 3 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 111 114.114.114.114 2060 40b503f8 Destination IP 278 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 279 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 362 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 518 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 519 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 4 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 182 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 333 223.5.5.5 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 458 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Destination IP 330 114.114.114.114 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 40b503f8 File created C:\Windows\SysWOW64\40b503f8 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 40b503f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 40b503f8 -
resource yara_rule behavioral1/memory/4272-0-0x0000000000160000-0x00000000001EC000-memory.dmp upx behavioral1/files/0x002b00000001b679-2.dat upx behavioral1/memory/2060-4-0x00000000006E0000-0x000000000076C000-memory.dmp upx behavioral1/memory/4272-18-0x0000000000160000-0x00000000001EC000-memory.dmp upx behavioral1/memory/2060-19-0x00000000006E0000-0x000000000076C000-memory.dmp upx behavioral1/memory/2060-38-0x00000000006E0000-0x000000000076C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\234498 40b503f8 File opened for modification C:\Windows\492360 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 40b503f8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 40b503f8 - 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 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 40b503f8 - 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 40b503f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 40b503f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 40b503f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 40b503f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 40b503f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 40b503f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 40b503f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 40b503f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 40b503f8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2060 40b503f8 2060 40b503f8 2060 40b503f8 2060 40b503f8 2060 40b503f8 2060 40b503f8 2060 40b503f8 2060 40b503f8 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Token: SeTcbPrivilege 4272 aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe Token: SeDebugPrivilege 2060 40b503f8 Token: SeTcbPrivilege 2060 40b503f8
Processes
-
C:\Users\Admin\AppData\Local\Temp\aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe"C:\Users\Admin\AppData\Local\Temp\aad6bfdf8c432bd5c0283f2ddb584fddb01d335b0b0fb3d62e5fa9256dd2c5e8.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4272
-
C:\Windows\Syswow64\40b503f8C:\Windows\Syswow64\40b503f81⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2060
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\40b503f8
- Size 766KB
- SHA256 0cc07e24e360ea30674c5f07253cf2239883a1bec0fd0b383ffb995076a9ad5c
- MD5 1490de543f3209935569fde8592dd25d
- SHA1 0a3cd4f58b3566c140eb6bf928867b9f4f0044ce
- SHA512 1c0bd9aba5be6f62ed56d34bbdf65c8f159ea964039ad857da27927d5ec080d813ba1fdba4c20f0acec8b2ddc6d867c6a528422fb1c3f668257db1dd703037da
- SSDEEP 12288:mSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:FvO2xJKRw2kOkx2LFRvcUV
- TLSH T104F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH