Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
18/04/2026, 19:29
Behavioral task
behavioral1
Sample
9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe
- Size 3.0MB
- Sample260418-x7rbdsfs2r
- SHA256 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a
- MD5 aac2b0f7bbb516a22d2a46ff688a389e
- SHA1 3131d78fc194b60fac6471fa0a55ef9128febcb4
- SHA512 cc980176e646d9857300eb31e76607afd3c12fbdc92168b5b02b25e3df908fb79a8428d79f52e9446ec2945d351c546cb21dfd65b9454e752ee1813b854f39e4
- SSDEEP 49152:NA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:6/whnLrHp/qKm2/Sb/
- TLSH T16CE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4596 ee3a8c85 - 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 18 223.5.5.5 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe Destination IP 1 114.114.114.114 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe Destination IP 2 223.5.5.5 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe Destination IP 17 114.114.114.114 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.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\Content.IE5 ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ee3a8c85 File created C:\Windows\SysWOW64\ee3a8c85 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ee3a8c85 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ee3a8c85 -
resource yara_rule behavioral2/memory/5944-0-0x0000000000490000-0x0000000000795000-memory.dmp upx behavioral2/files/0x000900000002ab70-2.dat upx behavioral2/memory/4596-4-0x0000000000C20000-0x0000000000F25000-memory.dmp upx behavioral2/memory/5944-13-0x0000000000490000-0x0000000000795000-memory.dmp upx behavioral2/memory/4596-14-0x0000000000C20000-0x0000000000F25000-memory.dmp upx behavioral2/memory/4596-15-0x0000000000C20000-0x0000000000F25000-memory.dmp upx - 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 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ee3a8c85 - 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 ee3a8c85 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ee3a8c85 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ee3a8c85 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ee3a8c85 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ee3a8c85 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ee3a8c85 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ee3a8c85 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ee3a8c85 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ee3a8c85 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4596 ee3a8c85 4596 ee3a8c85 4596 ee3a8c85 4596 ee3a8c85 4596 ee3a8c85 4596 ee3a8c85 4596 ee3a8c85 4596 ee3a8c85 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe Token: SeTcbPrivilege 5944 9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe Token: SeDebugPrivilege 4596 ee3a8c85 Token: SeTcbPrivilege 4596 ee3a8c85
Processes
-
C:\Users\Admin\AppData\Local\Temp\9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe"C:\Users\Admin\AppData\Local\Temp\9833191d3ae4e9a23fd170dae3f96f925d37f12bd77718957ed16847f0ba5f0a.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5944
-
C:\Windows\Syswow64\ee3a8c85C:\Windows\Syswow64\ee3a8c851⤵
- Executes dropped EXE
- Drops file in System32 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\ee3a8c85
- Size 3.0MB
- SHA256 7d0ec487c766cb52bf1a92ba5e31ba77d9a1d2ceec38662fdf3506dfb5636225
- MD5 b683f7caedcfa007e52c0eb4c04db20f
- SHA1 da6e52540dedaf22637bddeedb700b71963199f9
- SHA512 3ac59a186838f292f08d62c47e3394b2584cc9e0c6b8ed51b671aa52dd86f0773a3f6cc338bec67bb52b649dfa324a1e89c516b6f9cf803e11b6f4f299d0facb
- SSDEEP 49152:+A/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:R/whnLrHp/qKm2/Sb/
- TLSH T188E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH