Analysis
- max time kernel
149s - max time network
159s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/04/2026, 00:05
Behavioral task
behavioral1
Sample
3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe
- Size 1.1MB
- Sample260427-ac8kvsav8x
- SHA256 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06
- MD5 20c91655e4ca760b476cb5df3c21dd79
- SHA1 8cd2abe15eb922f51ecc2db1bcf3920cd05e8c0a
- SHA512 0a2122e8b47ef18ef2c954d80cc102c9db41d0ea6748b0a300f0d362d6ebfd0109907a600ee37e03d12c9f929cb3b311dccd9162786225f676db8a2472658379
- SSDEEP 12288:ZSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:gvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1AB357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4652 2f1ab4a8 - 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 35 223.5.5.5 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe Destination IP 3 114.114.114.114 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe Destination IP 4 223.5.5.5 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe Destination IP 33 114.114.114.114 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\2f1ab4a8 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2f1ab4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2f1ab4a8 -
resource yara_rule behavioral1/memory/5796-0-0x0000000000220000-0x00000000002AC000-memory.dmp upx behavioral1/files/0x0009000000021698-2.dat upx behavioral1/memory/4652-4-0x0000000000220000-0x00000000002AC000-memory.dmp upx behavioral1/memory/5796-16-0x0000000000220000-0x00000000002AC000-memory.dmp upx behavioral1/memory/4652-18-0x0000000000220000-0x00000000002AC000-memory.dmp upx behavioral1/memory/4652-40-0x0000000000220000-0x00000000002AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4fa4d8 2f1ab4a8 File opened for modification C:\Windows\633ac8 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.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 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2f1ab4a8 - 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\History\CachePrefix = "Visited:" 2f1ab4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2f1ab4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2f1ab4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2f1ab4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2f1ab4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2f1ab4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2f1ab4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2f1ab4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2f1ab4a8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4652 2f1ab4a8 4652 2f1ab4a8 4652 2f1ab4a8 4652 2f1ab4a8 4652 2f1ab4a8 4652 2f1ab4a8 4652 2f1ab4a8 4652 2f1ab4a8 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe Token: SeTcbPrivilege 5796 3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe Token: SeDebugPrivilege 4652 2f1ab4a8 Token: SeTcbPrivilege 4652 2f1ab4a8
Processes
-
C:\Users\Admin\AppData\Local\Temp\3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.exe"C:\Users\Admin\AppData\Local\Temp\3214134f33deca3bb28490066ad575c83f0be0b7d5561b7a0cd6a96b8c2e6f06.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:5796
-
C:\Windows\Syswow64\2f1ab4a8C:\Windows\Syswow64\2f1ab4a81⤵
- 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:4652
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\2f1ab4a8
- Size 1.1MB
- SHA256 3b178dd8e70293aa7b76cf0644a23b66d49bee03e0ba96e58f239666dee61865
- MD5 542347bdb7377ba774b3b14b9c5220fa
- SHA1 039678e093d98b0032f468adf5eb083726ba10ae
- SHA512 2493696cd2b8ac8a9991ec31054b7b932029508cac8e20dfb2cbee09fdafed9898dfad354fc0b1a394057286f4428fb944fd66b999d7e5af710363c574c004c2
- SSDEEP 12288:ySvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:ZvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T106357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH