Analysis
- max time kernel
149s - max time network
147s - platform
windows11-21h2_x64 - resource
win11-20250619-en - resource tags
arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system - submitted
08/05/2026, 19:53
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe
Resource
win11-20250619-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe
- Size 395KB
- Sample260508-ymemjagy7p
- SHA256 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec
- MD5 5aa49b1d1bd140d129d874f46dbff361
- SHA1 b2e485fdf15b9ccfd89db6ee14a07f667fd4f436
- SHA512 de48e86d3c8e290f868aecb28404dac55ef207c939ef4a03ffd07de4f19bc20a8344eff9a3685fa93ae6e675f1e5067e09e7882e57b0d87181a66e7daa4cb06b
- SSDEEP 6144:5w6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:5Q7O8f8BY7V61qL2LNOkx2LIaty
- TLSH T185846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3096 ff28d0ac - 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 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe Destination IP 3 223.5.5.5 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe Destination IP 26 114.114.114.114 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe Destination IP 27 223.5.5.5 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.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\IE ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ff28d0ac File created C:\Windows\SysWOW64\ff28d0ac 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ff28d0ac File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 ff28d0ac - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\350130 ff28d0ac File opened for modification C:\Windows\12f828 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.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 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ff28d0ac - 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 ff28d0ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ff28d0ac Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ff28d0ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ff28d0ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ff28d0ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ff28d0ac Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ff28d0ac Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ff28d0ac Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing ff28d0ac - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 3096 ff28d0ac 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe Token: SeTcbPrivilege 1108 01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe Token: SeDebugPrivilege 3096 ff28d0ac Token: SeTcbPrivilege 3096 ff28d0ac
Processes
-
C:\Users\Admin\AppData\Local\Temp\01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.exe"C:\Users\Admin\AppData\Local\Temp\01ca94e64e8b4436b7394f76b45319ca902316ed55df62cec4d7e97203a3d8ec.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:1108
-
C:\Windows\Syswow64\ff28d0acC:\Windows\Syswow64\ff28d0ac1⤵
- 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:3096
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ff28d0ac
- Size 395KB
- SHA256 7bbfbe36a8dbd2d08402ca2618e5775da85f0d948732264bd168824e52adf8c9
- MD5 0934a51e49540f57ce0e7730fce12c80
- SHA1 ce0ad0620855c3eb0a8ee50b035aca0c76e928e3
- SHA512 ebd28bd926d0d4bde61a4620dc9d20b8d6d272590986f1749d9db6ccc66ea51a1fdbfbd73ec68d56be445b0bff51dc1c4062da25064311e93b5aaedaf850006a
- SSDEEP 6144:7w6O71c8GoBjS3BYLvV61qL2LZlRFZcEOkCybEaQRXr9HNdvOaty8K:7Q7O8f8BY7V61qL2LNOkx2LIaty
- TLSH T105846C2AF6A09072C4779579C4A256A6FFB1B42237204ACFA390475A1F337E2BD3531D
- MD5 SHA1 SHA512 SSDEEP TLSH