Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 00:36
Behavioral task
behavioral1
Sample
42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe
- Size 1.7MB
- Sample260805-ax5ppsba57
- SHA256 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106
- MD5 9eca8935e018a70346903597cf1d1e57
- SHA1 53a34ce0f546764e750c47205395bd968772a849
- SHA512 4792a35369788c214cb747bb9a6db7988cf80564f945ca19b7f37cfb8903be39b6003a681d9e063e5fa78d0e558cde55ae6ca0c439e4efbc1e367901144a1e53
- SSDEEP 24576:DvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:DHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T157858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1928 a8d47f60 - 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 13 223.5.5.5 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe Destination IP 1 114.114.114.114 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe Destination IP 3 223.5.5.5 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe Destination IP 12 114.114.114.114 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a8d47f60 File created C:\Windows\SysWOW64\a8d47f60 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a8d47f60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a8d47f60 -
resource yara_rule behavioral2/memory/5980-0-0x0000000000CE0000-0x0000000000D6C000-memory.dmp upx behavioral2/files/0x000a000000011390-2.dat upx behavioral2/memory/1928-3-0x00000000004F0000-0x000000000057C000-memory.dmp upx behavioral2/memory/5980-10-0x0000000000CE0000-0x0000000000D6C000-memory.dmp upx behavioral2/memory/1928-11-0x00000000004F0000-0x000000000057C000-memory.dmp upx behavioral2/memory/1928-26-0x00000000004F0000-0x000000000057C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\210210 a8d47f60 File opened for modification C:\Windows\666138 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.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 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a8d47f60 - 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 a8d47f60 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a8d47f60 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a8d47f60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a8d47f60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a8d47f60 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a8d47f60 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a8d47f60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a8d47f60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a8d47f60 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1928 a8d47f60 1928 a8d47f60 1928 a8d47f60 1928 a8d47f60 1928 a8d47f60 1928 a8d47f60 1928 a8d47f60 1928 a8d47f60 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe Token: SeTcbPrivilege 5980 42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe Token: SeDebugPrivilege 1928 a8d47f60 Token: SeTcbPrivilege 1928 a8d47f60
Processes
-
C:\Users\Admin\AppData\Local\Temp\42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.exe"C:\Users\Admin\AppData\Local\Temp\42abc4a212899e6e2dd1d4b757b896e91981793506a70b3878d103f98221f106.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:5980
-
C:\Windows\Syswow64\a8d47f60C:\Windows\Syswow64\a8d47f601⤵
- 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:1928
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a8d47f60
- Size 1.7MB
- SHA256 144a6e38317874a02db8f223e611c4a9094c3fe204f18daff3b5c80350038de9
- MD5 92cd5f6f9acca7c8446fbdb9cabb2526
- SHA1 860480577b20d19e637195d29bcb1822b23703c9
- SHA512 8e1d4d80aa12ac4914279b9f3defe595141125567ba90c3ea84b2da71aa36a0db95bd6df9c02e30f853b736cb94129345bbf39d0f3454262c401d6822fe7b850
- SSDEEP 24576:qvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:qHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T108858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH