Analysis
- max time kernel
149s - max time network
156s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
05/05/2026, 13:32
Behavioral task
behavioral1
Sample
d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe
- Size 2.6MB
- Sample260505-qs92mac14r
- SHA256 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009
- MD5 124466f201f64d940e3d8ed6c27f43cb
- SHA1 cae02bcaca7f800537d0ce59be6fe1c7fc1591c7
- SHA512 20ee0ef248b57826aeafa4af057a6da7b97064340ea7b9899d90ca2c845a1c8282bd97ce924a329ae6d63626b34fa4416407dbc835fa8d07e170893d5b3176a8
- SSDEEP 49152:xTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:xKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T1D9C59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2032 a523a7f7 - 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 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe Destination IP 2 223.5.5.5 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe Destination IP 9 114.114.114.114 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe Destination IP 10 223.5.5.5 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a523a7f7 File created C:\Windows\SysWOW64\a523a7f7 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a523a7f7 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a523a7f7 -
resource yara_rule behavioral2/memory/5268-0-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/files/0x000e00000000d35d-2.dat upx behavioral2/memory/2032-4-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/5268-10-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/memory/2032-12-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/2032-22-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/5268-29-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/memory/2032-30-0x00000000006B0000-0x0000000000739000-memory.dmp upx behavioral2/memory/5268-39-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx behavioral2/memory/5268-43-0x0000000000AF0000-0x0000000000B79000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\22c9e0 a523a7f7 File opened for modification C:\Windows\5a30a8 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.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 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a523a7f7 - 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 a523a7f7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a523a7f7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a523a7f7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a523a7f7 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a523a7f7 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a523a7f7 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a523a7f7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a523a7f7 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a523a7f7 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2032 a523a7f7 2032 a523a7f7 2032 a523a7f7 2032 a523a7f7 2032 a523a7f7 2032 a523a7f7 2032 a523a7f7 2032 a523a7f7 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe Token: SeTcbPrivilege 5268 d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe Token: SeDebugPrivilege 2032 a523a7f7 Token: SeTcbPrivilege 2032 a523a7f7
Processes
-
C:\Users\Admin\AppData\Local\Temp\d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.exe"C:\Users\Admin\AppData\Local\Temp\d6d5b25abc160ec2bba5c983910c9599f1ba3f85a7c1d64fdfb808466e548009.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:5268
-
C:\Windows\Syswow64\a523a7f7C:\Windows\Syswow64\a523a7f71⤵
- 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:2032
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a523a7f7
- Size 2.6MB
- SHA256 5050f02b27214f35869bd19b82b0b6835f0f6f5962e0e8add601808ef5020e48
- MD5 7e5e730682057f09d66117160a025010
- SHA1 cf072c2bb571fd7963917126b68b48deb63460f4
- SHA512 8cfcaf94eaed7f259ba004071f25965e831cecce396194707d51cd98821fd50cbccc659e5591763c9bd7081f1cfa871dc8e4d26b504a1c4d114ca39b562171c6
- SSDEEP 49152:fTGkQy56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtS0rQMYOF:fKkVkOhCXHHFZMjHfUKkVWsM0r1F
- TLSH T1FBC59F31B7818036D1B7427186FA47BBA5297C211715A5CF73C87A2A1FB36D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH