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
06/05/2026, 19:32
Behavioral task
behavioral1
Sample
bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe
- Size 638KB
- Sample260506-x9areshs5x
- SHA256 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619
- MD5 64cd83bb878b9aaa1f4e9aa55e1f460e
- SHA1 7de314eae2006d236c23b733603341e5779e13ee
- SHA512 1b03da664dba1b6e726c2c34c82b62aaa5d82bb00bdfa3ab591d6b1a1ac9751b1fc33a8e1d2e0358c63a167ab5eee569a9a2c44681106eabfc104b5e60427187
- SSDEEP 6144:CcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:CSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T16DD46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4568 15d6f20e - 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 31 223.5.5.5 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe Destination IP 1 114.114.114.114 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe Destination IP 4 223.5.5.5 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe Destination IP 29 114.114.114.114 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe - Drops file in System32 directory 17 IoCs
description ioc Process File created C:\Windows\SysWOW64\15d6f20e bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 15d6f20e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 15d6f20e -
resource yara_rule behavioral1/memory/4524-0-0x0000000000A10000-0x0000000000A9C000-memory.dmp upx behavioral1/files/0x000900000002166e-2.dat upx behavioral1/memory/4568-4-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral1/memory/4524-12-0x0000000000A10000-0x0000000000A9C000-memory.dmp upx behavioral1/memory/4568-15-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral1/memory/4568-46-0x0000000000120000-0x00000000001AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4e34b0 15d6f20e File opened for modification C:\Windows\4d73d8 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.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 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 15d6f20e - 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 15d6f20e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 15d6f20e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 15d6f20e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 15d6f20e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 15d6f20e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 15d6f20e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 15d6f20e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 15d6f20e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 15d6f20e - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4568 15d6f20e 4568 15d6f20e 4568 15d6f20e 4568 15d6f20e 4568 15d6f20e 4568 15d6f20e 4568 15d6f20e 4568 15d6f20e 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe Token: SeTcbPrivilege 4524 bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe Token: SeDebugPrivilege 4568 15d6f20e Token: SeTcbPrivilege 4568 15d6f20e
Processes
-
C:\Users\Admin\AppData\Local\Temp\bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.exe"C:\Users\Admin\AppData\Local\Temp\bd57710569ffbf828574a70c1fdfae449331ef0ba23b8128037f63226a586619.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:4524
-
C:\Windows\Syswow64\15d6f20eC:\Windows\Syswow64\15d6f20e1⤵
- 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:4568
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\15d6f20e
- Size 638KB
- SHA256 290f862bffa016e898dd2d0fe78eb6aabea578a5734275aa29c113ea6119b651
- MD5 8a3454bc2d17a65f0f6f51661da1526e
- SHA1 fc75e660131db6a54caaeff72644353d330e4153
- SHA512 76e0158f5f94e9b41356210249e0b10aa08e56734789b78e775c1de96642e91656a5a790e1564e5e20f8f4bedd62a7d83a7162fb6d6c715db1af23f7cf3f551e
- SSDEEP 6144:2cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:2SvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T152D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH