Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 03:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe
- Size 3.0MB
- Sample260730-dttptacj4v
- SHA256 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113
- MD5 972da472baa602bb3edbef4fed186646
- SHA1 0b1637fda9cbef7b4772026510d438005ab72859
- SHA512 2ba7201dd91a6d62e1c416e14d1eb665186d6a3f71a64532cddf6c1cd9c817df529f73820f5cee6a8dc1274af91b294b57ca24596684a7494b0a9ccb695803b5
- SSDEEP 49152:dHHKO29QG5QZuTtS0rQMYOQ+q8CEOTG4QmTGHQv9KFeMz:dnKdBWsM0r1Qn1K4XKH40Feq
- TLSH T117E59D12F7A0C036C4A7027589BA476EA678BD614B2547CBB3C47B2E5F723D16E3530A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5872 1b84c939 - 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 3 223.5.5.5 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe Destination IP 16 114.114.114.114 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe Destination IP 17 223.5.5.5 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe Destination IP 1 114.114.114.114 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 1b84c939 File created C:\Windows\SysWOW64\1b84c939 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1b84c939 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1b84c939 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6487e0 1b84c939 File opened for modification C:\Windows\448cc8 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.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 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1b84c939 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1b84c939 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1b84c939 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1b84c939 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1b84c939 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1b84c939 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1b84c939 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1b84c939 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1b84c939 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1b84c939 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5872 1b84c939 5872 1b84c939 5872 1b84c939 5872 1b84c939 5872 1b84c939 5872 1b84c939 5872 1b84c939 5872 1b84c939 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe Token: SeTcbPrivilege 4004 af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe Token: SeDebugPrivilege 5872 1b84c939 Token: SeTcbPrivilege 5872 1b84c939
Processes
-
C:\Users\Admin\AppData\Local\Temp\af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.exe"C:\Users\Admin\AppData\Local\Temp\af1a531a8dd3cfc527f6c4bd68dd1ff35dfced258e50f14bff1c046971fe8113.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:4004
-
C:\Windows\Syswow64\1b84c939C:\Windows\Syswow64\1b84c9391⤵
- 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:5872
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1b84c939
- Size 3.0MB
- SHA256 9f7db3d60890f698b7c078388b6df1596362227936acb3d8ce587bd6eb271575
- MD5 f0ef4d958d56c880cf4758ddf412e537
- SHA1 2619fcda38fcb7dd3f68d10b5638e2290769bfee
- SHA512 fca89c2c8826cda7d40493180ba8b87fe309b1fcff74e220ee2e4792c8a2a23daa96c9d403cda61266bcbb81a8a7d65770bf4c17dcfb1d46b0584528501c3cda
- SSDEEP 49152:nHHKO29QG5QZuTtS0rQMYOQ+q8CEOTG4QmTGHQv9KFeMz:nnKdBWsM0r1Qn1K4XKH40Feq
- TLSH T153E59D12F7A0C036C4A7027589BA476EA678BD614B2547CBB3C47B2E5F723D16E3530A
- MD5 SHA1 SHA512 SSDEEP TLSH