Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
27/05/2026, 07:55
Behavioral task
behavioral1
Sample
12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe
- Size 525KB
- Sample260527-jscykabs4x
- SHA256 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8
- MD5 71567ee94a07011e1e82f83050781c1a
- SHA1 759d3130e64aabbc65d3515a726b0697a14eec68
- SHA512 b5708d75b14bc799d76c19e874bd5590307acccb37589c606a17485b66a31b4c4cd14161d887cc6072fa3849bbaf84c31996a49dcdc1449c00466988f9abd1b8
- SSDEEP 6144:IcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:ISvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1F2B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1420 cc2db1f0 - 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 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe Destination IP 6 223.5.5.5 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe Destination IP 54 114.114.114.114 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe Destination IP 55 223.5.5.5 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C cc2db1f0 File created C:\Windows\SysWOW64\cc2db1f0 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cc2db1f0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C cc2db1f0 -
resource yara_rule behavioral1/memory/4616-0-0x0000000000870000-0x00000000008FC000-memory.dmp upx behavioral1/files/0x00080000000243d0-2.dat upx behavioral1/memory/1420-4-0x00000000002B0000-0x000000000033C000-memory.dmp upx behavioral1/memory/4616-13-0x0000000000870000-0x00000000008FC000-memory.dmp upx behavioral1/memory/1420-14-0x00000000002B0000-0x000000000033C000-memory.dmp upx behavioral1/memory/1420-28-0x00000000002B0000-0x000000000033C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\184f98 cc2db1f0 File opened for modification C:\Windows\4f0710 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.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 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cc2db1f0 - 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:" cc2db1f0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cc2db1f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cc2db1f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cc2db1f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cc2db1f0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cc2db1f0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cc2db1f0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix cc2db1f0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cc2db1f0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1420 cc2db1f0 1420 cc2db1f0 1420 cc2db1f0 1420 cc2db1f0 1420 cc2db1f0 1420 cc2db1f0 1420 cc2db1f0 1420 cc2db1f0 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe Token: SeTcbPrivilege 4616 12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe Token: SeDebugPrivilege 1420 cc2db1f0 Token: SeTcbPrivilege 1420 cc2db1f0
Processes
-
C:\Users\Admin\AppData\Local\Temp\12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.exe"C:\Users\Admin\AppData\Local\Temp\12e2258f4e7b1b728b20c6eeb107d3406c693187ac1dc151d5221851b1b8fdc8.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:4616
-
C:\Windows\Syswow64\cc2db1f0C:\Windows\Syswow64\cc2db1f01⤵
- 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:1420
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cc2db1f0
- Size 525KB
- SHA256 48397baf742d1e91ab3ddf63346f4f2ec67bcba8deb338fe5092d638026660c3
- MD5 e94bc29b416dbd3257ab3c986f8c9962
- SHA1 85fca7a5e7fd485d61cd0d182762769e97dc0195
- SHA512 55331886544cc48c8589c92219e291eb05a986d088223890f291ed8cb81b661e85feea3a6802b4a9382adee279ac3b4f47e6f9ff84ede448528a63c712ae197d
- SSDEEP 6144:ccTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:cSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T123B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH