Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/05/2026, 10:33
Behavioral task
behavioral1
Sample
7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe
- Size 560KB
- Sample260528-mlxaeaew4v
- SHA256 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d
- MD5 3ef3320c13a624154bfee1fb7adf38c8
- SHA1 434af9531de5259604be661417055f1761a9d407
- SHA512 7a17de6c2a029289d88451b027b7e1f48ed81d691de856c229e9f82723f9fbec92f91bccb1cb37a9df7b92cb6702e5839632002a09364aa027bfd41cc49659c4
- SSDEEP 6144:YWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:YkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1D6C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4944 de2db10 - 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 1 114.114.114.114 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe Destination IP 2 223.5.5.5 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe Destination IP 14 114.114.114.114 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe Destination IP 15 223.5.5.5 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 de2db10 File created C:\Windows\SysWOW64\de2db10 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft de2db10 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 de2db10 -
resource yara_rule behavioral2/memory/1620-0-0x00000000008E0000-0x000000000096C000-memory.dmp upx behavioral2/files/0x000600000000d34a-2.dat upx behavioral2/memory/4944-4-0x0000000000B30000-0x0000000000BBC000-memory.dmp upx behavioral2/memory/1620-18-0x00000000008E0000-0x000000000096C000-memory.dmp upx behavioral2/memory/4944-19-0x0000000000B30000-0x0000000000BBC000-memory.dmp upx behavioral2/memory/4944-30-0x0000000000B30000-0x0000000000BBC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\54a4a0 de2db10 File opened for modification C:\Windows\1bbc28 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.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 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language de2db10 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" de2db10 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" de2db10 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix de2db10 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" de2db10 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" de2db10 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing de2db10 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" de2db10 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" de2db10 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ de2db10 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4944 de2db10 4944 de2db10 4944 de2db10 4944 de2db10 4944 de2db10 4944 de2db10 4944 de2db10 4944 de2db10 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe Token: SeTcbPrivilege 1620 7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe Token: SeDebugPrivilege 4944 de2db10 Token: SeTcbPrivilege 4944 de2db10
Processes
-
C:\Users\Admin\AppData\Local\Temp\7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.exe"C:\Users\Admin\AppData\Local\Temp\7635de5815f369b67c8a3d48bf4c86ee0c0b23e57801eeef6ec3f9a8174bf45d.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:1620
-
C:\Windows\Syswow64\de2db10C:\Windows\Syswow64\de2db101⤵
- 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:4944
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\de2db10
- Size 560KB
- SHA256 8af55cdfede77ada76d097d4858cb80d5e1418f9c59590094313253fc3169e5b
- MD5 2e59d5200b4ee202128cc367188f6495
- SHA1 d714956815971a09f05d8959a9c44c38462f53a7
- SHA512 0476574f6a3f09a057cb3b96b918eb8a05a7d453d33f6f933b053ee81095f90af0dea57b293b5eb50087d56eb775a882f582dbdd7a2e6604d14c15d1856253b5
- SSDEEP 6144:8WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:8kCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T1A8C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH