Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
19/04/2026, 19:57
Behavioral task
behavioral1
Sample
df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe
- Size 1.4MB
- Sample260419-ypnm8aev3t
- SHA256 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f
- MD5 4b766bf78cde1c8240f0135ed4ab9490
- SHA1 6d631b1414969192c4f8356861e3ea839c950ec4
- SHA512 9424e1c615774aa021096a52f005c4ca61584950a0e17b135a25d2a8e1e5c24276fb5593826eed5442f938167b63a7a98eef3ff3ebdd568f35fb1f5baef4df39
- SSDEEP 24576:tjHPOSOkx2LFscU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:tTGkQy56/OJdJCXDrsOFZMjHfUr
- TLSH T148658E31AAC14132E2B3867186FA56F6A5257C222711E5CF62C97B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4596 86429da - 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 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe Destination IP 2 223.5.5.5 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe Destination IP 10 114.114.114.114 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe Destination IP 11 223.5.5.5 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 86429da File created C:\Windows\SysWOW64\86429da df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 86429da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 86429da -
resource yara_rule behavioral2/memory/5944-0-0x0000000000B10000-0x0000000000B99000-memory.dmp upx behavioral2/files/0x000900000002ab70-2.dat upx behavioral2/memory/4596-4-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/memory/5944-10-0x0000000000B10000-0x0000000000B99000-memory.dmp upx behavioral2/memory/4596-12-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/memory/5944-29-0x0000000000B10000-0x0000000000B99000-memory.dmp upx behavioral2/memory/4596-30-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/memory/4596-32-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral2/memory/5944-43-0x0000000000B10000-0x0000000000B99000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4eaf68 86429da File opened for modification C:\Windows\65c370 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.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 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 86429da - 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:" 86429da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 86429da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 86429da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 86429da Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 86429da Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 86429da Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 86429da Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 86429da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 86429da - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4596 86429da 4596 86429da 4596 86429da 4596 86429da 4596 86429da 4596 86429da 4596 86429da 4596 86429da 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe Token: SeTcbPrivilege 5944 df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe Token: SeDebugPrivilege 4596 86429da Token: SeTcbPrivilege 4596 86429da
Processes
-
C:\Users\Admin\AppData\Local\Temp\df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.exe"C:\Users\Admin\AppData\Local\Temp\df9113212ef26be2c4496423dae5a5257e700fd1fee44843afdf0970228a4b4f.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:5944
-
C:\Windows\Syswow64\86429daC:\Windows\Syswow64\86429da1⤵
- 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:4596
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\86429da
- Size 1.4MB
- SHA256 2381904b29184deebb13b3022fd7a87be839bbb60954f7404190748bb8db231c
- MD5 b09118481f4f11b8be6653453da95959
- SHA1 e03c4b16dc256cd2952e3af926b7e423a92b4e51
- SHA512 cf950fdaabbaa93c7da58bd40d4b9974b829cee4888d69b6ec83d757af8360cba13800ab8b618ace8cd00c5558a018e95989bbfebf5f0a210fb7211a126c3a8b
- SSDEEP 24576:WjHPOSOkx2LFscU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:WTGkQy56/OJdJCXDrsOFZMjHfUr
- TLSH T1E6658E31AAC14132E2B3867186FA56F6A5257C222711E5CF62C97B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH