Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/05/2026, 10:06
Behavioral task
behavioral1
Sample
129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe
- Size 618KB
- Sample260501-l5ezssh18m
- SHA256 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e
- MD5 d9dbd9f46cfb2ecf9b61024dc11ed55c
- SHA1 77fb137f921a2ca7526b798d792e9c49e965a22a
- SHA512 cbb4f5795d3c07b21f4aacd57325d4f03277d83647f2f2413a3d7ea381a8e80dead8875f7c685f5ee1ff0705fc65a82d12f2965dcce6819d7414e7839e441abb
- SSDEEP 12288:jqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:jjHPOSOkx2LFscUQPxW
- TLSH T137D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4768 b41380da - 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 95 223.5.5.5 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Destination IP 3 114.114.114.114 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Destination IP 4 223.5.5.5 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Destination IP 30 114.114.114.114 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Destination IP 31 223.5.5.5 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Destination IP 94 114.114.114.114 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.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\IE b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b41380da File created C:\Windows\SysWOW64\b41380da 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 b41380da File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 b41380da -
resource yara_rule behavioral1/memory/1004-0-0x00000000001E0000-0x0000000000269000-memory.dmp upx behavioral1/files/0x0008000000023704-2.dat upx behavioral1/memory/4768-4-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/1004-10-0x00000000001E0000-0x0000000000269000-memory.dmp upx behavioral1/memory/4768-13-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/1004-39-0x00000000001E0000-0x0000000000269000-memory.dmp upx behavioral1/memory/4768-41-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/4768-47-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/1004-59-0x00000000001E0000-0x0000000000269000-memory.dmp upx behavioral1/memory/1004-71-0x00000000001E0000-0x0000000000269000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51a140 b41380da File opened for modification C:\Windows\113058 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.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 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b41380da - 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\Cookies\CachePrefix = "Cookie:" b41380da Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b41380da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b41380da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b41380da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b41380da Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b41380da Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b41380da Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b41380da Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b41380da - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA b41380da Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 b41380da - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4768 b41380da 4768 b41380da 4768 b41380da 4768 b41380da 4768 b41380da 4768 b41380da 4768 b41380da 4768 b41380da 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Token: SeTcbPrivilege 1004 129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe Token: SeDebugPrivilege 4768 b41380da Token: SeTcbPrivilege 4768 b41380da
Processes
-
C:\Users\Admin\AppData\Local\Temp\129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.exe"C:\Users\Admin\AppData\Local\Temp\129cc077ae5158648a620100520bc8d6654ed32f88b021ccb394aca2d274be8e.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:1004
-
C:\Windows\Syswow64\b41380daC:\Windows\Syswow64\b41380da1⤵
- 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:4768
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b41380da
- Size 618KB
- SHA256 b0445184751e4d1066a916a466c583c4063d887e57af09d41f54959dd6762c2e
- MD5 31f1ffda41b1a1e88b8d65a153f513ac
- SHA1 8e6466ccc74e7124b107e3148c019160dd178a36
- SHA512 3461a384a8025980235213f59c48100b8daaafc303d9c9c8fa3cbda52a3fe00fca13c8f748ebbdd5c3ff2f8e75699e9b577dc96578bf590f6755832e358bf163
- SSDEEP 12288:bqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:bjHPOSOkx2LFscUQPxW
- TLSH T1B5D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH