Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 02:16
Behavioral task
behavioral1
Sample
686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe
- Size 638KB
- Sample260802-cqbjdsbg73
- SHA256 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff
- MD5 ce4711feaaadf352c86b8636ff2cb2f4
- SHA1 6878ed9d8d4087b4687e905426c18c9c75b3462d
- SHA512 d0b2b43a128d2c173f0087de9c943208b0f24040bebe79db0cc2a56f18e766a03a389fe005d7f14bfe678e7ef77fec6ee404c13117ac4626d6d7d078bb59f6d8
- SSDEEP 6144:2cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:2SvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T1F6D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5628 bc367a68 - 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 4 114.114.114.114 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe Destination IP 6 223.5.5.5 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe Destination IP 21 114.114.114.114 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe Destination IP 22 223.5.5.5 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData bc367a68 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 bc367a68 File created C:\Windows\SysWOW64\bc367a68 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe -
resource yara_rule behavioral2/memory/704-0-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral2/files/0x000d00000001b87d-2.dat upx behavioral2/memory/5628-3-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/704-16-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral2/memory/5628-17-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx behavioral2/memory/5628-32-0x0000000000EF0000-0x0000000000F7C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\605a78 bc367a68 File opened for modification C:\Windows\c0d80 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.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 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bc367a68 - 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\History\CachePrefix = "Visited:" bc367a68 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ bc367a68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" bc367a68 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing bc367a68 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" bc367a68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" bc367a68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" bc367a68 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" bc367a68 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix bc367a68 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5628 bc367a68 5628 bc367a68 5628 bc367a68 5628 bc367a68 5628 bc367a68 5628 bc367a68 5628 bc367a68 5628 bc367a68 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe Token: SeTcbPrivilege 704 686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe Token: SeDebugPrivilege 5628 bc367a68 Token: SeTcbPrivilege 5628 bc367a68
Processes
-
C:\Users\Admin\AppData\Local\Temp\686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.exe"C:\Users\Admin\AppData\Local\Temp\686c645d329634fb0eb2c47339a1a212a9814b1cd5ba5a283587a2978fd40eff.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:704
-
C:\Windows\Syswow64\bc367a68C:\Windows\Syswow64\bc367a681⤵
- 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:5628
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\bc367a68
- Size 638KB
- SHA256 d3ccc00eb77dc69bf621ad67e85dc82d38f9efaa3bc8ffd51922a43b29a8b95a
- MD5 3648c112f394151b2d16f64fefcd1098
- SHA1 c60bd8117d71322d34263a60a6bfece757a52fea
- SHA512 8f9bfec469a4e68202aa8c714100e6c7e31650c70567a4286d0c1c35c7d5857c7e195d649e9a7c714eef322ec7386994c8e38eaa4681cb18e3938174c9238421
- SSDEEP 6144:tcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8KU5R2:tSvO2x9mONvKRwLSFtsOkx2LIa+ya5g
- TLSH T132D46B26B6908037C0B74675C5B64BAAFAB5BC21631186CFA380761A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH