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
16/08/2026, 16:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe
- Size 2.0MB
- Sample260816-trzfaaed65
- SHA256 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07
- MD5 5b15277ed1de93adeb7a2cc2fa322802
- SHA1 435eb4ffd7250b7f0c8e49d29916f11b4be3c185
- SHA512 b05eca0dd8e8102299802ecc996d30ddb022a89968eec57853cf98148eb7709286f860e1d7a1e51443e5e85edaf197ae720ce179c24a0511302120921bd6e5b4
- SSDEEP 49152:ZHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy58:ZnKdVkOhCXHHFZMjHfUKkVi
- TLSH T1DDA57D31A6C18036E1B3867586FA56FAA5247C216311A5CF63C47A2A1F737D3EE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4524 1dcb725f - 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 1 114.114.114.114 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe Destination IP 2 223.5.5.5 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe Destination IP 16 114.114.114.114 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe Destination IP 17 223.5.5.5 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1dcb725f File created C:\Windows\SysWOW64\1dcb725f d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 1dcb725f File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1dcb725f - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4d73d8 1dcb725f File opened for modification C:\Windows\4f2a20 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.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 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1dcb725f - 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\History\CachePrefix = "Visited:" 1dcb725f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1dcb725f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1dcb725f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1dcb725f Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1dcb725f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1dcb725f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1dcb725f Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1dcb725f Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1dcb725f - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4524 1dcb725f 4524 1dcb725f 4524 1dcb725f 4524 1dcb725f 4524 1dcb725f 4524 1dcb725f 4524 1dcb725f 4524 1dcb725f 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe Token: SeTcbPrivilege 4624 d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe Token: SeDebugPrivilege 4524 1dcb725f Token: SeTcbPrivilege 4524 1dcb725f
Processes
-
C:\Users\Admin\AppData\Local\Temp\d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.exe"C:\Users\Admin\AppData\Local\Temp\d638aabb515e2dc6bc8b86a72cf38e75894ddef6ae117493ca329c673e5b1f07.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:4624
-
C:\Windows\Syswow64\1dcb725fC:\Windows\Syswow64\1dcb725f1⤵
- 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:4524
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1dcb725f
- Size 2.0MB
- SHA256 95ec31493fc448850563437ced9746e211ca775b90302d9ed7290aa444130f09
- MD5 13878da4f548608545de4117e69730cb
- SHA1 7fc7b7b4b6eb3000892f69de0b64abf513c04e23
- SHA512 2981c14ffc7b9032321a39c2e44f80384041608c6df70ab57c7cb8fba8cd03111c59fb6502f8a602d23456df0bee29a23e279e2007220f496ba171b28cf0916e
- SSDEEP 49152:kHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy58:knKdVkOhCXHHFZMjHfUKkVi
- TLSH T192A57D31A6C18036E1B3867586FA56FAA5247C216311A5CF63C47A2A1F737D3EE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH