Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
25/04/2026, 09:56
Behavioral task
behavioral1
Sample
c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe
- Size 768KB
- Sample260425-lyf9aaew2s
- SHA256 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f
- MD5 3d494012219312e6d70faa020773af1e
- SHA1 96655f78678452aa08ec265cdf7c6d1c585861ea
- SHA512 33092b64a503a176f29a8e37c54edf5bf229ee70cb0959a3e4cfe58e1a2ca1f550ac22cb2f185f667090b9102a6d6ed5961ff1b25be3e4df187bbee1f094bd38
- SSDEEP 12288:xqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:xjHPOSOkx2LFscU6UQOJdT
- TLSH T1FEF47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4788 57f8ba60 - 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 3 114.114.114.114 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe Destination IP 4 223.5.5.5 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe Destination IP 34 114.114.114.114 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe Destination IP 35 223.5.5.5 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 57f8ba60 File created C:\Windows\SysWOW64\57f8ba60 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 57f8ba60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 57f8ba60 -
resource yara_rule behavioral1/memory/3984-0-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/files/0x000a000000024076-2.dat upx behavioral1/memory/4788-3-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/3984-17-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/4788-20-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/3984-43-0x0000000000900000-0x0000000000989000-memory.dmp upx behavioral1/memory/4788-45-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/4788-57-0x0000000000B20000-0x0000000000BA9000-memory.dmp upx behavioral1/memory/3984-63-0x0000000000900000-0x0000000000989000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51f8e8 57f8ba60 File opened for modification C:\Windows\443520 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.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 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 57f8ba60 - 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 57f8ba60 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 57f8ba60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 57f8ba60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 57f8ba60 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 57f8ba60 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 57f8ba60 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 57f8ba60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 57f8ba60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 57f8ba60 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 57f8ba60 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 57f8ba60 - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 4788 57f8ba60 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe Token: SeTcbPrivilege 3984 c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe Token: SeDebugPrivilege 4788 57f8ba60 Token: SeTcbPrivilege 4788 57f8ba60
Processes
-
C:\Users\Admin\AppData\Local\Temp\c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.exe"C:\Users\Admin\AppData\Local\Temp\c2c868a0646c2fa8ae9257863d70994f455f439c13d4477c817d9c8137ec2b7f.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:3984
-
C:\Windows\Syswow64\57f8ba60C:\Windows\Syswow64\57f8ba601⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4788
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\51f8e8
- Size 1012B
- SHA256 c2ccfac442f307b9a846399deebfe7b7894fc1be75ec00b0eb463d13a1e2957b
- MD5 0ce2b72715c7ac73d89c41c5da50e436
- SHA1 625ef82f8f0c8a2a526e04dc909ead37cc914076
- SHA512 5bcf032a784938f0f18a9f0efad090ab64b21e54a9a6181b9db8477d7e93fd2f8af3f2579aae2567ce68b2dfa4afe5bc5347ac27c94b998d98c006834b54b75e
- TLSH T1D911AD6EE62F7DD66EEB4935FE1B28B008EE3310E41E2564678274E012B22D74C03457
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\57f8ba60
- Size 768KB
- SHA256 30dfafcb21f80f6ceaa138439ae0f79ff540daf9367395819d36d99757841ef9
- MD5 09ac164d65f4464ecbf1f561fbb2ed83
- SHA1 a782cd312e044a04e15787e078356d43e96ea346
- SHA512 a380cb8c543311dadc2a7ce10efc70c1f42efffe4487585d26a8fc29ab2f28f352e82085646e8ce8c7552c481ef2b1b8f256491ffcbec095cb7a51ad65c0b930
- SSDEEP 12288:lqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:ljHPOSOkx2LFscU6UQOJdT
- TLSH T12CF47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH