Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 22:23
Behavioral task
behavioral1
Sample
6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe
- Size 1.7MB
- Sample260709-2a9tpabv6w
- SHA256 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5
- MD5 ec930b03a157fca4bd339b9552626574
- SHA1 dd75b52711e39d62dd24307fd1bd1f1472ee0dae
- SHA512 d68b2ab2fd42d8aed718d00adbefec6acd2f40d1687cc1e26bd5a605ef4b11229bdb21fc86380b1fd7e435868c5f52473da87ee706096ce39bd8ee063664d66d
- SSDEEP 24576:WvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:WHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1C7858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4688 9a075dc8 - Unexpected DNS network traffic destination 14 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 125 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 129 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 256 114.114.114.114 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 1 114.114.114.114 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 36 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 64 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 200 114.114.114.114 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 201 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 257 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 2 223.5.5.5 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 35 114.114.114.114 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 63 114.114.114.114 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Destination IP 121 114.114.114.114 4688 9a075dc8 Destination IP 124 114.114.114.114 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9a075dc8 File created C:\Windows\SysWOW64\9a075dc8 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9a075dc8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9a075dc8 -
resource yara_rule behavioral2/memory/3876-0-0x00000000005E0000-0x000000000066C000-memory.dmp upx behavioral2/files/0x000600000001b86d-2.dat upx behavioral2/memory/4688-4-0x0000000000740000-0x00000000007CC000-memory.dmp upx behavioral2/memory/3876-16-0x00000000005E0000-0x000000000066C000-memory.dmp upx behavioral2/memory/4688-17-0x0000000000740000-0x00000000007CC000-memory.dmp upx behavioral2/memory/4688-38-0x0000000000740000-0x00000000007CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5042a0 9a075dc8 File opened for modification C:\Windows\425bc8 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.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 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9a075dc8 - 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:" 9a075dc8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9a075dc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9a075dc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9a075dc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9a075dc8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9a075dc8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9a075dc8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9a075dc8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9a075dc8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4688 9a075dc8 4688 9a075dc8 4688 9a075dc8 4688 9a075dc8 4688 9a075dc8 4688 9a075dc8 4688 9a075dc8 4688 9a075dc8 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Token: SeTcbPrivilege 3876 6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe Token: SeDebugPrivilege 4688 9a075dc8 Token: SeTcbPrivilege 4688 9a075dc8
Processes
-
C:\Users\Admin\AppData\Local\Temp\6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.exe"C:\Users\Admin\AppData\Local\Temp\6663c76576d6cf22bf2d90b41a79bc8352ebf2149b11513993de0efcba500ed5.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:3876
-
C:\Windows\Syswow64\9a075dc8C:\Windows\Syswow64\9a075dc81⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:4688
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9a075dc8
- Size 1.7MB
- SHA256 617f34b8f120034a8222d2fcd051d102f11a90eaeb24bfce840df6e31d18efc1
- MD5 b76df7e7b6e88e7c2009e7b686b422b1
- SHA1 946759925881f300091ce3f830ecdd59fb755d81
- SHA512 0dfe43d369334bdd6314bf569ecc5b2c13ff8087adabb7653529114429a67a2830e14d6547a3369188a6b576366683ed373f8271f4f60859033361e91a31dd63
- SSDEEP 24576:vvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:vHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1FD858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH