Analysis
- max time kernel
149s - max time network
150s - 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, 15:15
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe
- Size 2.1MB
- Sample260527-sm8bysbv5x
- SHA256 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d
- MD5 f5713a7db81bd208f579815695e62342
- SHA1 a2e5fce8be577c906c86fca1adf576b8059dfbc0
- SHA512 743d4dfd0d1abc556171a809c077a3fd3f349b25057aa06ff563100d689713f0dbe5284679fd2832021822c711edbb9ff1b5c3cbb2ec372055842a3d7e917eef
- SSDEEP 49152:dHHKO2FQd1oOU82lPJ6PsfsCWFn5+ovhnFvTGkQdh:dnKl2qOb2lP8ssYoJxKkyh
- TLSH T12BA5BF12F7A1C072C4A7427189BB876EF674BD1157218ACBA3C03A5A5EB33D27E35309
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4232 cac9e5c0 - 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 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe Destination IP 4 223.5.5.5 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe Destination IP 61 114.114.114.114 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe Destination IP 62 223.5.5.5 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C cac9e5c0 File created C:\Windows\SysWOW64\cac9e5c0 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cac9e5c0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cac9e5c0 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\267c90 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe File opened for modification C:\Windows\487410 cac9e5c0 - 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 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cac9e5c0 - 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 cac9e5c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cac9e5c0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cac9e5c0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cac9e5c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cac9e5c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cac9e5c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cac9e5c0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cac9e5c0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cac9e5c0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4232 cac9e5c0 4232 cac9e5c0 4232 cac9e5c0 4232 cac9e5c0 4232 cac9e5c0 4232 cac9e5c0 4232 cac9e5c0 4232 cac9e5c0 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe Token: SeTcbPrivilege 2248 3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe Token: SeDebugPrivilege 4232 cac9e5c0 Token: SeTcbPrivilege 4232 cac9e5c0
Processes
-
C:\Users\Admin\AppData\Local\Temp\3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.exe"C:\Users\Admin\AppData\Local\Temp\3936928e61ea89c28197378a827557adde45d39342f5678b9414a3abf368ee3d.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:2248
-
C:\Windows\Syswow64\cac9e5c0C:\Windows\Syswow64\cac9e5c01⤵
- 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:4232
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cac9e5c0
- Size 2.1MB
- SHA256 d09f5b175af88e3cf1e0c905dca4153946be5f2258a2494fcef5c7da90cde4dd
- MD5 619a8837f47ea5a9a323fa36ba106750
- SHA1 d4f3ff44bd09a09d99caadf99257b79bdca0c015
- SHA512 a0c16071e1ca69b3d537f031df6464c242344e836cdc2071ebe1d269bbe30d58963c97fb224759dc0fe276cdbb3aa7bd805376059359f59bdc410062efc9a3d5
- SSDEEP 49152:fHHKO2FQd1oOU82lPJ6PsfsCWFn5+ovhnFvTGkQdh:fnKl2qOb2lP8ssYoJxKkyh
- TLSH T1D4A5BF12F7A1C072C4A7427189BB876EF674BD1157218ACBA3C03A5A5EB33D27E35309
- MD5 SHA1 SHA512 SSDEEP TLSH