Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 19:53
Behavioral task
behavioral1
Sample
1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe
- Size 832KB
- Sample260702-ylyn1sav2k
- SHA256 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0
- MD5 d220b2b591e502a8bdcf675523981c9b
- SHA1 99a8b40ab0ee8122256fd4176fe063c2f2b19bb9
- SHA512 d48f8f6ddc6f241bb399b8d02a0fa12301b746ddf2f268d0b15784e7f5b0565fb8135c9c5e97c12f5aa292e2356dc95fc8ae8586851528c56792256a93210be1
- SSDEEP 12288:4SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Likr:TvO2xJKRw2kOkx2LFRvcUv
- TLSH T1EE055A31E6418036D1B34576C6FA0BBFE664BD25131155CBA3C4BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1088 67b63744 - Unexpected DNS network traffic destination 24 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 337 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 448 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 2 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 35 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 144 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 145 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 231 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 285 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 477 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 89 114.114.114.114 1088 67b63744 Destination IP 176 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 336 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 392 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 478 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 1 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 36 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 230 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 284 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 306 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 307 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 393 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 447 114.114.114.114 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 90 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Destination IP 177 223.5.5.5 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\67b63744 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 67b63744 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 67b63744 -
resource yara_rule behavioral2/memory/1984-0-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/files/0x00180000000118e7-2.dat upx behavioral2/memory/1088-3-0x0000000000C70000-0x0000000000CFC000-memory.dmp upx behavioral2/memory/1984-20-0x0000000000360000-0x00000000003EC000-memory.dmp upx behavioral2/memory/1088-21-0x0000000000C70000-0x0000000000CFC000-memory.dmp upx behavioral2/memory/1088-40-0x0000000000C70000-0x0000000000CFC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\21f780 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe File opened for modification C:\Windows\12a080 67b63744 - 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 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 67b63744 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 67b63744 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 67b63744 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 67b63744 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 67b63744 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 67b63744 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 67b63744 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 67b63744 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 67b63744 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 67b63744 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1088 67b63744 1088 67b63744 1088 67b63744 1088 67b63744 1088 67b63744 1088 67b63744 1088 67b63744 1088 67b63744 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Token: SeTcbPrivilege 1984 1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe Token: SeDebugPrivilege 1088 67b63744 Token: SeTcbPrivilege 1088 67b63744
Processes
-
C:\Users\Admin\AppData\Local\Temp\1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.exe"C:\Users\Admin\AppData\Local\Temp\1c1ce00da1c39ecda46ed941458a01452d7b6adc642fab0fd68d3a7682ed10d0.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:1984
-
C:\Windows\Syswow64\67b63744C:\Windows\Syswow64\67b637441⤵
- 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:1088
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\67b63744
- Size 832KB
- SHA256 e0363a3c3735424f374f843f25e1834d4c0ed917d76ab391cb8059b2c3eef578
- MD5 e6250883bbdeb5ba8973b5abc953eaf2
- SHA1 f7afb5945ce847b8114110ac473d8924277df464
- SHA512 16c8e3ecfea776c07ddec73fdbdc765d37a36f82ad2a43671fb2a589666133450ca000ad7d1412bb380c81711aac8d8183235cce416b6fcf3b3eda705943f174
- SSDEEP 12288:dSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Likr:8vO2xJKRw2kOkx2LFRvcUv
- TLSH T1F4055A31E6418036D1B34576C6FA0BBFE664BD25131155CBA3C4BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH