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
24/07/2026, 02:09
Behavioral task
behavioral1
Sample
16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe
- Size 832KB
- Sample260724-clfbsafj7x
- SHA256 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041
- MD5 bb9984a754e4b2f3ac19604af8f8c1c2
- SHA1 7872f993099c58f387f684c0e51ea9c7a21973ca
- SHA512 6f4517965d43bb3eda104dbb6c7f07616ed111902e4db055d3138026000a502d992b59ef4aa9143308b7f10b368a23756ee33ab7db51e2c7a639677b9c173645
- SSDEEP 12288:pqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:pjHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T1C8059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3000 aff27f32 - 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 17 114.114.114.114 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe Destination IP 18 223.5.5.5 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe Destination IP 1 114.114.114.114 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe Destination IP 4 223.5.5.5 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C aff27f32 File created C:\Windows\SysWOW64\aff27f32 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 aff27f32 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 aff27f32 -
resource yara_rule behavioral2/memory/1372-0-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral2/files/0x001100000001b303-2.dat upx behavioral2/memory/3000-3-0x0000000000E60000-0x0000000000EE9000-memory.dmp upx behavioral2/memory/1372-13-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral2/memory/3000-15-0x0000000000E60000-0x0000000000EE9000-memory.dmp upx behavioral2/memory/3000-20-0x0000000000E60000-0x0000000000EE9000-memory.dmp upx behavioral2/memory/1372-33-0x00000000009D0000-0x0000000000A59000-memory.dmp upx behavioral2/memory/3000-34-0x0000000000E60000-0x0000000000EE9000-memory.dmp upx behavioral2/memory/1372-54-0x00000000009D0000-0x0000000000A59000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\335c70 aff27f32 File opened for modification C:\Windows\177d38 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.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 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aff27f32 - 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\Content\CachePrefix aff27f32 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" aff27f32 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ aff27f32 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" aff27f32 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" aff27f32 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" aff27f32 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" aff27f32 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" aff27f32 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing aff27f32 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3000 aff27f32 3000 aff27f32 3000 aff27f32 3000 aff27f32 3000 aff27f32 3000 aff27f32 3000 aff27f32 3000 aff27f32 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe Token: SeTcbPrivilege 1372 16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe Token: SeDebugPrivilege 3000 aff27f32 Token: SeTcbPrivilege 3000 aff27f32
Processes
-
C:\Users\Admin\AppData\Local\Temp\16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.exe"C:\Users\Admin\AppData\Local\Temp\16a2e19accd44d2a379d141d4e8a8837bd04f44acb68f12845b14adf547f9041.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:1372
-
C:\Windows\Syswow64\aff27f32C:\Windows\Syswow64\aff27f321⤵
- 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:3000
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\aff27f32
- Size 832KB
- SHA256 08dac560f496609396de771fe5a98bbf8d7627596d1d787476baf426a15ae7e7
- MD5 795eaad67c8665a7e6be81cb81328622
- SHA1 5236d2fba6d813035616cfffded81798509f1d8f
- SHA512 faa60b7d82e9c8c0f102d8907b953ae07b8844da007f5428ae7ec9e753d7c041a00defd604bb5d6ea730e28608226c90c58b2c09cd0a4d8fc3e2b1f398886c61
- SSDEEP 12288:JqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEuZ9oawhtyybAsLAkQ:JjHPOSOkx2LFscUQPxuZ98Es8kQ
- TLSH T150059D21E202C13AD49701B2C6BE0BAFA5687D15432561C7E3D87D6A2FB61D2BE3171F
- MD5 SHA1 SHA512 SSDEEP TLSH