Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/09/2026, 20:54
Behavioral task
behavioral1
Sample
5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe
- Size 766KB
- Sample260901-zpyzmaxcnd
- SHA256 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e
- MD5 c62e91389914d12ec1dd13e5a502d1d8
- SHA1 c927f312535916f3acc4d4e46e3c1ba198c96cc6
- SHA512 f0416a0847065565886771a2171955bc6fa8d1c37074379d46930114f085cfb323f1af3ec6589ac9a9201619b599f7f10eecaa4a41acfa69f597f7ccd12dc077
- SSDEEP 12288:cSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:vvO2xJKRw2kOkx2LFRvcUV
- TLSH T12FF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2640 74423a04 - 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 25 114.114.114.114 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe Destination IP 26 223.5.5.5 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe Destination IP 3 114.114.114.114 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe Destination IP 4 223.5.5.5 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 74423a04 File created C:\Windows\SysWOW64\74423a04 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 74423a04 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 74423a04 -
resource yara_rule behavioral1/memory/4896-0-0x00000000008C0000-0x000000000094C000-memory.dmp upx behavioral1/files/0x000500000002345a-3.dat upx behavioral1/memory/2640-4-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral1/memory/4896-10-0x00000000008C0000-0x000000000094C000-memory.dmp upx behavioral1/memory/2640-11-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral1/memory/2640-24-0x0000000000590000-0x000000000061C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\53d240 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe File opened for modification C:\Windows\2d32a0 74423a04 - 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 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 74423a04 - 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:" 74423a04 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 74423a04 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 74423a04 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 74423a04 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 74423a04 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 74423a04 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 74423a04 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 74423a04 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 74423a04 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2640 74423a04 2640 74423a04 2640 74423a04 2640 74423a04 2640 74423a04 2640 74423a04 2640 74423a04 2640 74423a04 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe Token: SeTcbPrivilege 4896 5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe Token: SeDebugPrivilege 2640 74423a04 Token: SeTcbPrivilege 2640 74423a04
Processes
-
C:\Users\Admin\AppData\Local\Temp\5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.exe"C:\Users\Admin\AppData\Local\Temp\5c954743cdbc72dd7b5bb00b13d0841367487d24834c4192fb123b4f4d023f3e.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:4896
-
C:\Windows\Syswow64\74423a04C:\Windows\Syswow64\74423a041⤵
- 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:2640
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\74423a04
- Size 766KB
- SHA256 ce064d5a62c30e66cd25540e2797f39fa58acbddad39b4d1dff5eabee9f78aea
- MD5 52c99f863e59b020c9a0b2e158e9778c
- SHA1 ba2fb7f4e838b0c6d990719e4db87a27f9116fc7
- SHA512 7a4dbec36376713bdb59d38a0b91d86f3e67d4b049ff5970c18ab6b951cc606beeeab2876ef75c7eb442e0dcb668d1d1da8ba8b3ba1b2d7241bea64df47cc4b4
- SSDEEP 12288:NSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:MvO2xJKRw2kOkx2LFRvcUV
- TLSH T1D8F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH