Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
18/07/2026, 05:01
Behavioral task
behavioral1
Sample
e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe
- Size 560KB
- Sample260718-fn2vcact3t
- SHA256 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc
- MD5 448d0e272c597c43a5961945a4da3499
- SHA1 f1314d854dfd0e82e6dd6ca9e829d5c97bec2fca
- SHA512 458e57d1eaa876500fb55018e421d6139647cb08ad15228822020c0e73274fd7dc964784b03c5bad35eb0c3b06c56e28b974daa8baa89605d4d4029ce93b11d1
- SSDEEP 6144:Fgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:FI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T13FC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3428 f9dcb8fa - 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 14 114.114.114.114 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe Destination IP 15 223.5.5.5 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe Destination IP 1 114.114.114.114 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe Destination IP 3 223.5.5.5 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f9dcb8fa File created C:\Windows\SysWOW64\f9dcb8fa e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C f9dcb8fa File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f9dcb8fa -
resource yara_rule behavioral2/memory/1124-0-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx behavioral2/files/0x000c000000019cc9-2.dat upx behavioral2/memory/3428-3-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/1124-12-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx behavioral2/memory/3428-13-0x0000000000200000-0x000000000028C000-memory.dmp upx behavioral2/memory/3428-38-0x0000000000200000-0x000000000028C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3ab048 f9dcb8fa File opened for modification C:\Windows\133e48 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.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 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f9dcb8fa - 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 f9dcb8fa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f9dcb8fa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f9dcb8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f9dcb8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f9dcb8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f9dcb8fa Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f9dcb8fa Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f9dcb8fa Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f9dcb8fa - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3428 f9dcb8fa 3428 f9dcb8fa 3428 f9dcb8fa 3428 f9dcb8fa 3428 f9dcb8fa 3428 f9dcb8fa 3428 f9dcb8fa 3428 f9dcb8fa 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe Token: SeTcbPrivilege 1124 e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe Token: SeDebugPrivilege 3428 f9dcb8fa Token: SeTcbPrivilege 3428 f9dcb8fa
Processes
-
C:\Users\Admin\AppData\Local\Temp\e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.exe"C:\Users\Admin\AppData\Local\Temp\e0aae99f0906f999a7f5d82862ce5700af20fe9bd4bc4fe37ace1ab1633ca2bc.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:1124
-
C:\Windows\Syswow64\f9dcb8faC:\Windows\Syswow64\f9dcb8fa1⤵
- 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:3428
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f9dcb8fa
- Size 560KB
- SHA256 e3e49fe9f58fb4ffa7351131538ddf13a41e029fd3ed64346c2fab704b0504f6
- MD5 e76a831609e4d30c63a8bfa1b39ccc11
- SHA1 997be227d2baa9b24d2467542dfd8a41ed23e1c0
- SHA512 4836ddc2f63c3d0d45d26d2493ae0a0df591d226dd8bf553f667cf234ce09c5663cccdd4d2690ff2aa2cc7aa48265b08ce840b621b4b578b1fef9bd64f368b6d
- SSDEEP 6144:/gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:/I7OE4kopQzNKFyLWDHsOkxHy
- TLSH T123C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH