Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/04/2026, 02:28
Behavioral task
behavioral1
Sample
9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe
- Size 768KB
- Sample260426-cye7jset5j
- SHA256 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b
- MD5 ed581139e026ad3d0d9a07ae353a9bf3
- SHA1 5ca0245a28a157efeb678005a2ffd205308f7cc2
- SHA512 da308ea91d66a0aecb3ddf79a54d60fd86acdf5ba12fcef5a24de3cf7db55a26fcb76a1316697e151a443133a67508ae927e7d1cae8b9528d51c55fa8e12ad69
- SSDEEP 12288:4qXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:4jHPOSOkx2LFscU6UQOJdT
- TLSH T16CF47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 384 83cb40e6 - 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 3 114.114.114.114 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe Destination IP 4 223.5.5.5 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe Destination IP 30 114.114.114.114 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe Destination IP 35 223.5.5.5 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 83cb40e6 File created C:\Windows\SysWOW64\83cb40e6 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 83cb40e6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 83cb40e6 -
resource yara_rule behavioral1/memory/4864-0-0x0000000000FD0000-0x0000000001059000-memory.dmp upx behavioral1/files/0x0009000000021698-2.dat upx behavioral1/memory/384-4-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/4864-18-0x0000000000FD0000-0x0000000001059000-memory.dmp upx behavioral1/memory/384-20-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/384-24-0x00000000007E0000-0x0000000000869000-memory.dmp upx behavioral1/memory/4864-29-0x0000000000FD0000-0x0000000001059000-memory.dmp upx behavioral1/memory/384-30-0x00000000007E0000-0x0000000000869000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\69300 83cb40e6 File opened for modification C:\Windows\534600 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.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 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 83cb40e6 - 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:" 83cb40e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 83cb40e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 83cb40e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 83cb40e6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 83cb40e6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 83cb40e6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 83cb40e6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 83cb40e6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 83cb40e6 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 384 83cb40e6 384 83cb40e6 384 83cb40e6 384 83cb40e6 384 83cb40e6 384 83cb40e6 384 83cb40e6 384 83cb40e6 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe Token: SeTcbPrivilege 4864 9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe Token: SeDebugPrivilege 384 83cb40e6 Token: SeTcbPrivilege 384 83cb40e6
Processes
-
C:\Users\Admin\AppData\Local\Temp\9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.exe"C:\Users\Admin\AppData\Local\Temp\9d64df3f425eb06f8be21d7569163d82abf58e97a9edef01acf3b8cfe705769b.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:4864
-
C:\Windows\Syswow64\83cb40e6C:\Windows\Syswow64\83cb40e61⤵
- 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:384
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\83cb40e6
- Size 768KB
- SHA256 6ceaf5eb9810c49d0b3b1e8ef9f27967ba4203ffa5e69095614e88a596da2497
- MD5 77568ceb3ea33d6930955a669464342d
- SHA1 73a389d54427a2dd68a1b56e454f907ce1f83788
- SHA512 e0cca064fbcc32d96fc854ba51afb86dc5bab2e928066c7df496a98bebded0b0becf1adb13da431a1e8acc90e78ae3194a9f0802da86f0ebee967cb4274eedb1
- SSDEEP 12288:ZqXUHkUXe39sOkx2LIan5FAQjU/LikGU5rCOTeidT:ZjHPOSOkx2LFscU6UQOJdT
- TLSH T121F47D31E241C036D6A74572C6FA4BBBA5247D25431161CBA7C4BA262FB76D2FA3130F
- MD5 SHA1 SHA512 SSDEEP TLSH