Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/07/2026, 08:28
Behavioral task
behavioral1
Sample
01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe
- Size 618KB
- Sample260731-kdbbvsfe54
- SHA256 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa
- MD5 d0279cbd781d81ba5784271f7748d865
- SHA1 22e982d468f8ff72dace7d69436a70622e1aa023
- SHA512 fb36c347128c6735a6316fc0e1df2d218df9f1b114b3c3154016ec3a9eabacd30db94d311b280791982615f287b1be4b3473c24f718f65c076b56bbdb613c17c
- SSDEEP 12288:IqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:IjHPOSOkx2LFscUQPxW
- TLSH T1B5D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1936 55718844 - 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 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe Destination IP 4 223.5.5.5 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe Destination IP 48 114.114.114.114 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe Destination IP 52 223.5.5.5 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 55718844 File created C:\Windows\SysWOW64\55718844 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 55718844 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 55718844 -
resource yara_rule behavioral1/memory/2232-0-0x0000000000800000-0x0000000000889000-memory.dmp upx behavioral1/files/0x001a000000024450-2.dat upx behavioral1/memory/1936-4-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral1/memory/2232-15-0x0000000000800000-0x0000000000889000-memory.dmp upx behavioral1/memory/1936-18-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral1/memory/1936-23-0x0000000000940000-0x00000000009C9000-memory.dmp upx behavioral1/memory/2232-35-0x0000000000800000-0x0000000000889000-memory.dmp upx behavioral1/memory/1936-36-0x0000000000940000-0x00000000009C9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\212520 55718844 File opened for modification C:\Windows\263670 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.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 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 55718844 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 55718844 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 55718844 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 55718844 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 55718844 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 55718844 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 55718844 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 55718844 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 55718844 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 55718844 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1936 55718844 1936 55718844 1936 55718844 1936 55718844 1936 55718844 1936 55718844 1936 55718844 1936 55718844 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe Token: SeTcbPrivilege 2232 01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe Token: SeDebugPrivilege 1936 55718844 Token: SeTcbPrivilege 1936 55718844
Processes
-
C:\Users\Admin\AppData\Local\Temp\01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.exe"C:\Users\Admin\AppData\Local\Temp\01b3fd5932704696901963d7140ca52f968aca6694305ae257ca271863b369aa.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:2232
-
C:\Windows\Syswow64\55718844C:\Windows\Syswow64\557188441⤵
- 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:1936
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\55718844
- Size 618KB
- SHA256 83cc99f4d9a364e532dd69a41d30d42e45780dc1ae971e6932a753cc6e503039
- MD5 061e7dec229a56cdde7dfc36d2e4aeef
- SHA1 2f0f37685c178e2ff16c06fd5280562473ff243c
- SHA512 64ac531a3afc2923b656423177d05ea8b4d5c6ba35c405013766c4871e59e217e0b10e835bd7c659c11cdd4f6f416f9e859cbc0cd81dc0d6e76e6a817041e6f6
- SSDEEP 12288:mqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:mjHPOSOkx2LFscUQPxW
- TLSH T1D9D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH