Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 03:32
Behavioral task
behavioral1
Sample
bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe
- Size 1.4MB
- Sample260808-d3vy8ssvhw
- SHA256 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92
- MD5 0a0e3e8121ec1a6a4c242b9dd5e60b5d
- SHA1 3d84e4a03be8c8fe2507f03dd148ac2d07c5453b
- SHA512 e79de9d4dbcff92f5a838a73959a20750e596a2f2a98a9067c971e65b87bcf3113a2d5cd4a75f6f5ee341a87f9c8504482ab5e1dd3fc2947aaf0ef9553bfa68e
- SSDEEP 24576:/jHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:/TGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T19065AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4128 e78de488 - 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 18 223.5.5.5 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe Destination IP 1 114.114.114.114 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe Destination IP 4 223.5.5.5 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe Destination IP 17 114.114.114.114 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 e78de488 File created C:\Windows\SysWOW64\e78de488 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e78de488 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e78de488 -
resource yara_rule behavioral2/memory/3368-0-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/files/0x000700000001b85f-2.dat upx behavioral2/memory/4128-3-0x0000000001000000-0x0000000001089000-memory.dmp upx behavioral2/memory/3368-12-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/memory/4128-14-0x0000000001000000-0x0000000001089000-memory.dmp upx behavioral2/memory/3368-35-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/memory/4128-36-0x0000000001000000-0x0000000001089000-memory.dmp upx behavioral2/memory/3368-40-0x00000000001C0000-0x0000000000249000-memory.dmp upx behavioral2/memory/3368-50-0x00000000001C0000-0x0000000000249000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\46ac40 e78de488 File opened for modification C:\Windows\39a950 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.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 e78de488 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e78de488 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e78de488 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e78de488 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e78de488 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e78de488 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e78de488 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e78de488 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e78de488 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e78de488 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4128 e78de488 4128 e78de488 4128 e78de488 4128 e78de488 4128 e78de488 4128 e78de488 4128 e78de488 4128 e78de488 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe Token: SeTcbPrivilege 3368 bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe Token: SeDebugPrivilege 4128 e78de488 Token: SeTcbPrivilege 4128 e78de488
Processes
-
C:\Users\Admin\AppData\Local\Temp\bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.exe"C:\Users\Admin\AppData\Local\Temp\bb2a514e9961c5324f548cb2b7d41292a852f98caad97b35efe5cb464236ab92.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:3368
-
C:\Windows\Syswow64\e78de488C:\Windows\Syswow64\e78de4881⤵
- 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:4128
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e78de488
- Size 1.4MB
- SHA256 810e137c8907f64d18c14ba031c1cbf8210d8bcfe202422f2dc8bb1de39ea002
- MD5 dbf12f8d19ca060754c147c0e52247d1
- SHA1 47c23327b5981c3fda8c960e257f6ef851eab7fe
- SHA512 7cf14236ede26ad0a7fb7622b8366964147e3f0bc7d3f3e526266d8e4483956a504101bf4001d495b1a384317437228c90cfc0545d6d7b30757bd4ced5c23721
- SSDEEP 24576:7jHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+8pKJJFo3Q+qdCOKIbA0I:7TGkQy5QZuTtS0rQMYOQ+q8CE0I
- TLSH T17665AE21B341C036D59A01758ABE4BAE957CBD314B2551C7B3C87E7E6FB12D2AA3130B
- MD5 SHA1 SHA512 SSDEEP TLSH