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
02/05/2026, 10:25
Behavioral task
behavioral1
Sample
f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe
Resource
win10v2004-20260130-en
10 signatures
150 seconds
General
- Target f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe
- Size 271KB
- Sample260502-mf12eagy3r
- SHA256 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0
- MD5 c0d9417a3d4f8d80b5ed7e196d23e9dd
- SHA1 3b94cf919d6b81a8bc94d49bba0d24e6ec6c3101
- SHA512 41fef15b9d3e6cee70ff97f16c7f12625fac6b5b968cbb1e8189d34368105fc2c6b306507e9af4b9434fc4e4dce8143a876e8d4676e9c2abe186478d71a2e4a7
- SSDEEP 6144:6l51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:iqXUHkUXe39sOkx2LIa
- TLSH T14144CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 808 a5243419 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 57 223.5.5.5 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Destination IP 1 114.114.114.114 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Destination IP 2 223.5.5.5 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Destination IP 13 114.114.114.114 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Destination IP 14 223.5.5.5 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Destination IP 56 114.114.114.114 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a5243419 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a5243419 File created C:\Windows\SysWOW64\a5243419 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a5243419 -
resource yara_rule behavioral2/memory/4588-0-0x0000000000190000-0x0000000000219000-memory.dmp upx behavioral2/files/0x002a00000002b0c9-2.dat upx behavioral2/memory/808-4-0x0000000000EA0000-0x0000000000F29000-memory.dmp upx behavioral2/memory/4588-15-0x0000000000190000-0x0000000000219000-memory.dmp upx behavioral2/memory/808-18-0x0000000000EA0000-0x0000000000F29000-memory.dmp upx behavioral2/memory/808-26-0x0000000000EA0000-0x0000000000F29000-memory.dmp upx behavioral2/memory/4588-40-0x0000000000190000-0x0000000000219000-memory.dmp upx behavioral2/memory/808-43-0x0000000000EA0000-0x0000000000F29000-memory.dmp upx behavioral2/memory/4588-80-0x0000000000190000-0x0000000000219000-memory.dmp upx behavioral2/memory/4588-92-0x0000000000190000-0x0000000000219000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\dd550 a5243419 File opened for modification C:\Windows\4e8c58 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.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 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a5243419 - 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 a5243419 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a5243419 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a5243419 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a5243419 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a5243419 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a5243419 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a5243419 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a5243419 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a5243419 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 808 a5243419 808 a5243419 808 a5243419 808 a5243419 808 a5243419 808 a5243419 808 a5243419 808 a5243419 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Token: SeTcbPrivilege 4588 f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe Token: SeDebugPrivilege 808 a5243419 Token: SeTcbPrivilege 808 a5243419
Processes
-
C:\Users\Admin\AppData\Local\Temp\f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.exe"C:\Users\Admin\AppData\Local\Temp\f14dd8e0e3ad6b558a7d5e4059b488a5072ad4efc3e5b893a795c8c46f2de7e0.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:4588
-
C:\Windows\Syswow64\a5243419C:\Windows\Syswow64\a52434191⤵
- 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:808
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a5243419
- Size 271KB
- SHA256 d3f48a60487eef1f6a406f30194f569bd1eb8f58db86ac92cc4335ad3dc968fa
- MD5 fccdf5951835977add30720a56560004
- SHA1 6eb161211037b4f47c0ea623f92253aa1920d565
- SHA512 cf5c39f9d01b54fc66815149ccdcd62cff251c69ddeb07218cfc95d026021b3f7c39b1f4e6d17f7088c2fa591af795a3ea95f7d8b29fa5dd8830721c8df2990b
- SSDEEP 6144:El51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOa:4qXUHkUXe39sOkx2LIa
- TLSH T16844CF5BF27440B6C49AD678C9935A5AFBF1B815872143CF1320C25A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH