Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:42
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe
- Size 743KB
- Sample260529-fb3acac19t
- SHA256 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2
- MD5 bdf2d867484de31e4706e81bb7ddd5bf
- SHA1 c136ac383f4c846a5a172833975a6a5c075c244a
- SHA512 e44860b069b9535f30ba3d6a50b5947c5d743dcce3fba51fcf74c6a39fd5c12166d18bfa50d0185e2a52b851073c54111e339f325cd9dbde89f2e6d88e81f4e8
- SSDEEP 12288:iSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikG8:pvO2xJKRI2FOkx2LFEvcU68
- TLSH T18CF45A31E2418036D5B34576C6FA0BBFB5647D25131165CBA3C8BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5232 dd21e0 - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 66 114.114.114.114 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Destination IP 67 223.5.5.5 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Destination IP 1 114.114.114.114 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Destination IP 2 223.5.5.5 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Destination IP 13 114.114.114.114 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Destination IP 14 223.5.5.5 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 dd21e0 File created C:\Windows\SysWOW64\dd21e0 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft dd21e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData dd21e0 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5992e0 dd21e0 File opened for modification C:\Windows\535788 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.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 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd21e0 - 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\Cookies\CachePrefix = "Cookie:" dd21e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" dd21e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" dd21e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix dd21e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ dd21e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" dd21e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" dd21e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" dd21e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing dd21e0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5232 dd21e0 5232 dd21e0 5232 dd21e0 5232 dd21e0 5232 dd21e0 5232 dd21e0 5232 dd21e0 5232 dd21e0 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Token: SeTcbPrivilege 4868 b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe Token: SeDebugPrivilege 5232 dd21e0 Token: SeTcbPrivilege 5232 dd21e0
Processes
-
C:\Users\Admin\AppData\Local\Temp\b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.exe"C:\Users\Admin\AppData\Local\Temp\b0b6cbaa18c4433bcd24584229137d8acd7bf0ad74a36d9adabecf7529805bc2.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:4868
-
C:\Windows\Syswow64\dd21e0C:\Windows\Syswow64\dd21e01⤵
- 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:5232
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\dd21e0
- Size 743KB
- SHA256 8fd6d309337ed504fa1f981b75368102d67f5923f972cb768b53103c582317d5
- MD5 2dc7c520edbb6285e102d69b11bbcb43
- SHA1 f23b2cda10c4e0ae836a5d219232c6ee6cb6df8f
- SHA512 d9cc9f85a6ac76d2a333ccb592ddc4499f821e541ff8e8b0abd16d43fe113ad80db872430b0b4cf614d73ed24a4814ac228590ece171666d4d889b258a248347
- SSDEEP 12288:tSvO2x9mONvKRILSFnOkx2LIaxya5FAQjU/LikG8:svO2xJKRI2FOkx2LFEvcU68
- TLSH T1D7F45A31E2418036D5B34576C6FA0BBFB5647D25131165CBA3C8BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH