Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/08/2026, 11:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe
- Size 395KB
- Sample260831-nsa67agb43
- SHA256 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6
- MD5 a10b22bd59ceb874f4efcec9c4bcc02c
- SHA1 03ea3dccd0de90fd69504b8b6dc551d8baaedf4c
- SHA512 017a5ae9e4653a90331cb18cdc385cecb3acfdda926c324dee00175d44fd9ec6ca0b93edd3b6844305fd319152838d552a9e072845d0273e06957fa1d424c96b
- SSDEEP 12288:J3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YmLm08dOkx2LIaxy:LVOL4/gPnKHOkx2LFE
- TLSH T13C845C2AB6E0D076C4B79574C4A257A6FBB1B43227204ACF6390475A1F237E2BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3300 b8f8de90 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 51 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 114 114.114.114.114 3300 b8f8de90 Destination IP 135 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 204 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 279 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 280 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 349 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 441 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 50 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 132 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 348 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 379 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 3 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 6 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 115 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 440 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 202 114.114.114.114 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Destination IP 380 223.5.5.5 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\b8f8de90 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b8f8de90 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b8f8de90 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\387f48 b8f8de90 File opened for modification C:\Windows\11f130 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.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 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b8f8de90 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b8f8de90 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b8f8de90 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b8f8de90 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b8f8de90 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b8f8de90 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b8f8de90 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b8f8de90 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b8f8de90 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b8f8de90 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3300 b8f8de90 3300 b8f8de90 3300 b8f8de90 3300 b8f8de90 3300 b8f8de90 3300 b8f8de90 3300 b8f8de90 3300 b8f8de90 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Token: SeTcbPrivilege 1048 c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe Token: SeDebugPrivilege 3300 b8f8de90 Token: SeTcbPrivilege 3300 b8f8de90
Processes
-
C:\Users\Admin\AppData\Local\Temp\c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.exe"C:\Users\Admin\AppData\Local\Temp\c42f69bbf6e2e6397b7857dcba0241aa1948a208e9795b6a4e9734233c707be6.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:1048
-
C:\Windows\Syswow64\b8f8de90C:\Windows\Syswow64\b8f8de901⤵
- 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:3300
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b8f8de90
- Size 395KB
- SHA256 0c3c83201847368e3019045a53ecaed9cbf9e55fd9096fe0768855657beb927b
- MD5 585e78b31e424249e3ecdfe2540e50c6
- SHA1 b976b0a3160b112facb4c44763583863f3f2e4bd
- SHA512 b4c1f26258ffcefcb5450fd891f5507953dca747d437a20941deaba39fedcd50de96925d1078cfb5f10a4e66aa9dd3d68981ac6f02ad32e5346cc1c2fd1581af
- SSDEEP 12288:O3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YmLm08dOkx2LIaxy:+VOL4/gPnKHOkx2LFE
- TLSH T115845C2AB6E0D076C4B79574C4A257A6FBB1B43227204ACF6390475A1F237E2BD3531E
- MD5 SHA1 SHA512 SSDEEP TLSH