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
31/08/2026, 04:08
Behavioral task
behavioral1
Sample
c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe
- Size 384KB
- Sample260831-eqnvtsvblc
- SHA256 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e
- MD5 0abaa685b8a4aef6fee63259662455fa
- SHA1 04253c171859f2ac5aa449e3079fe8d98282cdec
- SHA512 3b7e526f4a11190e3213700d29ef389850cb7117b22355e6c214640b34302553a7cf4ce80e90abe27d88275c77c3e935b9abcba76a57804104a0083180e7ffee
- SSDEEP 6144:vl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOan5R2:hqXUHkUXe39sOkx2LIan5g
- TLSH T182849D22F3518036C1978672C7B70F9AF7A5BD18831253CB5340B56A2FB32D2AE35719
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5408 ceea8a7b - Unexpected DNS network traffic destination 8 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 58 114.114.114.114 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 59 223.5.5.5 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 79 114.114.114.114 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 80 223.5.5.5 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 1 114.114.114.114 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 2 223.5.5.5 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 29 114.114.114.114 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Destination IP 30 223.5.5.5 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ceea8a7b File created C:\Windows\SysWOW64\ceea8a7b c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ceea8a7b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ceea8a7b -
resource yara_rule behavioral2/memory/3600-0-0x0000000000920000-0x00000000009A9000-memory.dmp upx behavioral2/files/0x0006000000016b3a-2.dat upx behavioral2/memory/5408-3-0x00000000004A0000-0x0000000000529000-memory.dmp upx behavioral2/memory/3600-16-0x0000000000920000-0x00000000009A9000-memory.dmp upx behavioral2/memory/5408-18-0x00000000004A0000-0x0000000000529000-memory.dmp upx behavioral2/memory/5408-22-0x00000000004A0000-0x0000000000529000-memory.dmp upx behavioral2/memory/3600-37-0x0000000000920000-0x00000000009A9000-memory.dmp upx behavioral2/memory/5408-38-0x00000000004A0000-0x0000000000529000-memory.dmp upx behavioral2/memory/5408-42-0x00000000004A0000-0x0000000000529000-memory.dmp upx behavioral2/memory/3600-45-0x0000000000920000-0x00000000009A9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5c9640 ceea8a7b File opened for modification C:\Windows\3da220 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.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 ceea8a7b Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe - 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 ceea8a7b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ceea8a7b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ceea8a7b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ceea8a7b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ceea8a7b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ceea8a7b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ceea8a7b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ceea8a7b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ceea8a7b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5408 ceea8a7b 5408 ceea8a7b 5408 ceea8a7b 5408 ceea8a7b 5408 ceea8a7b 5408 ceea8a7b 5408 ceea8a7b 5408 ceea8a7b 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Token: SeTcbPrivilege 3600 c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe Token: SeDebugPrivilege 5408 ceea8a7b Token: SeTcbPrivilege 5408 ceea8a7b
Processes
-
C:\Users\Admin\AppData\Local\Temp\c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.exe"C:\Users\Admin\AppData\Local\Temp\c8405bea9404458e243668292471d863004bfe048293a44cc57ed6106767cf0e.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:3600
-
C:\Windows\Syswow64\ceea8a7bC:\Windows\Syswow64\ceea8a7b1⤵
- 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:5408
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ceea8a7b
- Size 384KB
- SHA256 9db09bb713e15279621100f8e972f649fc4c5b352f87b1822f50dcd43beb53e9
- MD5 a57aded0f8e24502adc910f5681acd71
- SHA1 6bee461b6b3b90bfbfdc56852374b59aa0218704
- SHA512 9b743c52b1c9a10bd474c3ca68392599207d787a90e236dbaa17d8c4c098613b44eadf134f6fe3eb319089f4d4f244d2ab070d45850d44d3ff4c45ced2f19cac
- SSDEEP 6144:Hl51orRJXlDixHkUXe35rGcEOkCybEaQRXr9HNdvOan5R2:pqXUHkUXe39sOkx2LIan5g
- TLSH T114849D22F3518036C1978672C7B70F9AF7A5BD18831253CB5340B56A2FB32D2AE35719
- MD5 SHA1 SHA512 SSDEEP TLSH