Analysis
- max time kernel
149s - 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
22/08/2026, 21:28
Behavioral task
behavioral1
Sample
2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe
- Size 560KB
- Sample260822-1bgc4age39
- SHA256 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb
- MD5 bba2db23c1a2e73f97f799f49c2cfee3
- SHA1 9875b5810a8a3bdfaaebb841238e7e188d51be53
- SHA512 ca22c4a884553091e6abf269f9bd1441f97024f8a4266bfa3464fd2c7b36a09b40c5366c378ebb4705232f70e96f2f0c9f893a012262a5f9b9ed01da43de701f
- SSDEEP 6144:NWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:NkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1F2C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5384 f8ede1cf - 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 28 114.114.114.114 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Destination IP 29 223.5.5.5 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Destination IP 74 114.114.114.114 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Destination IP 75 223.5.5.5 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Destination IP 1 114.114.114.114 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Destination IP 4 223.5.5.5 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f8ede1cf File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f8ede1cf File created C:\Windows\SysWOW64\f8ede1cf 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f8ede1cf -
resource yara_rule behavioral2/memory/5044-0-0x0000000000480000-0x000000000050C000-memory.dmp upx behavioral2/files/0x000a000000011390-2.dat upx behavioral2/memory/5384-3-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/5044-16-0x0000000000480000-0x000000000050C000-memory.dmp upx behavioral2/memory/5384-17-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/5384-32-0x0000000000090000-0x000000000011C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5c2d10 f8ede1cf File opened for modification C:\Windows\565ae8 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.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 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f8ede1cf - 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:" f8ede1cf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f8ede1cf Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f8ede1cf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f8ede1cf Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f8ede1cf Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f8ede1cf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f8ede1cf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f8ede1cf Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f8ede1cf - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5384 f8ede1cf 5384 f8ede1cf 5384 f8ede1cf 5384 f8ede1cf 5384 f8ede1cf 5384 f8ede1cf 5384 f8ede1cf 5384 f8ede1cf 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Token: SeTcbPrivilege 5044 2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe Token: SeDebugPrivilege 5384 f8ede1cf Token: SeTcbPrivilege 5384 f8ede1cf
Processes
-
C:\Users\Admin\AppData\Local\Temp\2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.exe"C:\Users\Admin\AppData\Local\Temp\2d9a1ebed025e43949bbc4ed2642df1a91535c268d7cc16c7858107917760bbb.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:5044
-
C:\Windows\Syswow64\f8ede1cfC:\Windows\Syswow64\f8ede1cf1⤵
- 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:5384
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f8ede1cf
- Size 560KB
- SHA256 99e1e88c629c44c572671169cf4ce1fcfc999c9a4e18ba0749906dd4f6a5c1b7
- MD5 04e8e95a074ad0ca875ea64e025ff4f6
- SHA1 752c8b539dc656f6e9235393e21476ec1bf80dce
- SHA512 2f7b9f29f63fa119e2e41b574d7d106671ad3b0134c2ea96e30cd399d25d7a7970ad70c36aac8682bc5a14303cb41053e5a062e482005f9a5d09f2f25cf51e9e
- SSDEEP 6144:EWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:EkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1FCC47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH