Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 04:57
Behavioral task
behavioral1
Sample
89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe
- Size 1024KB
- Sample260802-fla9lsveja
- SHA256 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab
- MD5 9459b42a9b68d9d6fb4d15b6098ae6fc
- SHA1 05e07e4547ef133166ecc3de15096981a7f075af
- SHA512 02882bdbae97aee89f4a51b882dc81ed19d56ca52857a8d3f80b9d9f3f9a9b3868f06d4c93a3f3760fb9c8848225fe69079fb3c666e501061e67f1b5f0b960cb
- SSDEEP 24576:zjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+y:zTGkQy5QZuTtS0rQi
- TLSH T199259E31E242C03AD5A70172C6BE4BBF95687D25432961C7A3D43D762FB62D2AA3170F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3196 aac99ebe - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 52 114.114.114.114 3196 aac99ebe Destination IP 53 223.5.5.5 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Destination IP 1 114.114.114.114 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Destination IP 2 223.5.5.5 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Destination IP 40 114.114.114.114 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Destination IP 41 223.5.5.5 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 aac99ebe File created C:\Windows\SysWOW64\aac99ebe 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies aac99ebe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 aac99ebe -
resource yara_rule behavioral2/memory/800-0-0x0000000000150000-0x00000000001D9000-memory.dmp upx behavioral2/files/0x000800000001b85f-2.dat upx behavioral2/memory/3196-3-0x0000000000B00000-0x0000000000B89000-memory.dmp upx behavioral2/memory/800-16-0x0000000000150000-0x00000000001D9000-memory.dmp upx behavioral2/memory/3196-18-0x0000000000B00000-0x0000000000B89000-memory.dmp upx behavioral2/memory/800-37-0x0000000000150000-0x00000000001D9000-memory.dmp upx behavioral2/memory/3196-38-0x0000000000B00000-0x0000000000B89000-memory.dmp upx behavioral2/memory/800-43-0x0000000000150000-0x00000000001D9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\db240 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe File opened for modification C:\Windows\36b778 aac99ebe - 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 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aac99ebe - 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\Cookies\CachePrefix = "Cookie:" aac99ebe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" aac99ebe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" aac99ebe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" aac99ebe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix aac99ebe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" aac99ebe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ aac99ebe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" aac99ebe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing aac99ebe - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3196 aac99ebe 3196 aac99ebe 3196 aac99ebe 3196 aac99ebe 3196 aac99ebe 3196 aac99ebe 3196 aac99ebe 3196 aac99ebe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Token: SeTcbPrivilege 800 89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe Token: SeDebugPrivilege 3196 aac99ebe Token: SeTcbPrivilege 3196 aac99ebe
Processes
-
C:\Users\Admin\AppData\Local\Temp\89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.exe"C:\Users\Admin\AppData\Local\Temp\89234007f11dca249ce937378c0b417d4321ca0ae4708ff06f04d83f494174ab.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:800
-
C:\Windows\Syswow64\aac99ebeC:\Windows\Syswow64\aac99ebe1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:3196
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\aac99ebe
- Size 1024KB
- SHA256 e3f1b0cdbb6542b60577dd75c5ad5f2d3dd7024c624f2230edec58d67618de87
- MD5 72fbd32a2de4e2d007700e2ddacb3fdc
- SHA1 dabcce5ba588159a0375d63c60466fe7fc57c081
- SHA512 167f2d7242f460774b5437f6c30075ea899f42c51038e1c8b8a8cc74303ccc86d88b5e2f3efe3d8fa95e3121fd7f15e38ffe290d6a7fcec404a478ca62c007f0
- SSDEEP 24576:HjHPOSOkx2LFscUQPxuZ98Es8k3OH3C0rQ6+y:HTGkQy5QZuTtS0rQi
- TLSH T1AF259E31E242C03AD5A70172C6BE4BAF95687D25432961C7A3D43D762FB62D2AA3170F
- MD5 SHA1 SHA512 SSDEEP TLSH