Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/09/2026, 02:00
Behavioral task
behavioral1
Sample
ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe
- Size 560KB
- Sample260905-ce81hsdk6s
- SHA256 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652
- MD5 bf3f463afacc768a1e994ee7dbe68ab6
- SHA1 44ea77fb324e8780ff853f771c78826031de9d23
- SHA512 f73a4043f66211dbb0586c394cd9de90a858d43efb8798ab6523815d80b87ec9330483f0a46fe1e08143585b63641bb6afcbf02dcdfe82bcf5e24c55b566e9dc
- SSDEEP 12288:IftONCx61vvGEYQFNEhyQU/lLi2IsOkxHy:atONCTU/lmaOkxS
- TLSH T168C48E29B6D0C076C4B79574C4A186BAFAB17432372089CFA39407571F637D2BA3974E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3864 974894de - 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 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe Destination IP 4 223.5.5.5 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe Destination IP 24 114.114.114.114 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe Destination IP 26 223.5.5.5 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 974894de File created C:\Windows\SysWOW64\974894de ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 974894de File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 974894de -
resource yara_rule behavioral1/memory/2380-0-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral1/files/0x000a0000000242f2-2.dat upx behavioral1/memory/3864-4-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral1/memory/2380-10-0x0000000000C20000-0x0000000000CAC000-memory.dmp upx behavioral1/memory/3864-11-0x0000000000550000-0x00000000005DC000-memory.dmp upx behavioral1/memory/3864-22-0x0000000000550000-0x00000000005DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\422730 974894de File opened for modification C:\Windows\28bf18 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.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 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 974894de - 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\Content\CachePrefix 974894de Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 974894de Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 974894de Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 974894de Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 974894de Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 974894de Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 974894de Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 974894de Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 974894de - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3864 974894de 3864 974894de 3864 974894de 3864 974894de 3864 974894de 3864 974894de 3864 974894de 3864 974894de 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe Token: SeTcbPrivilege 2380 ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe Token: SeDebugPrivilege 3864 974894de Token: SeTcbPrivilege 3864 974894de
Processes
-
C:\Users\Admin\AppData\Local\Temp\ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.exe"C:\Users\Admin\AppData\Local\Temp\ab19abb58d04a378596b5660ff6963f79d4f7a3990773b495d3359f713588652.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:2380
-
C:\Windows\Syswow64\974894deC:\Windows\Syswow64\974894de1⤵
- 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:3864
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\974894de
- Size 560KB
- SHA256 5fa8dce095ba22aa22ac11a1fdcf1150d3e6588a0f33ac7c3be09976678c3a57
- MD5 f451f482ba809b9377a7c567cec8eb37
- SHA1 5c88899886de4c67d18d0a913a42dce1c7f8e817
- SHA512 6990bdcca1bacc52c9d78b48ee553649365822d40888921c2a5e74eee33cb99fd013e3a0f43fbc502eac229e021a9b56eb0b09bd5e764cf02246014a0782fc1b
- SSDEEP 12288:MftONCx61vvGEYQFNEhyQU/lLi2IsOkxHy:etONCTU/lmaOkxS
- TLSH T137C48E29B6E0C076C4B79574C4A186BAFAB17432372089CFA39407571F637D2BA3974E
- MD5 SHA1 SHA512 SSDEEP TLSH