Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
12/08/2026, 04:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe
- Size 1024KB
- Sample260812-ffbm7awsdw
- SHA256 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a
- MD5 413b63a2b296380fdeb508d1db1cfd70
- SHA1 01ecef19aeb314dad1ce634cf62ca9f6b71cd740
- SHA512 45f87ecbaead296a03ec036724a1b7558822d397fc8c9e5160197e2b75a24f27f1d41f606478ebc95d29802fa909509d8533cf6d4d92f5e95a09d13c61056a34
- SSDEEP 12288:DSvO2x9mONvKRILSFnOkx2LIaxy4n5FAQjU/Likr:2vO2xJKRI2FOkx2LFE4scUv
- TLSH T17F254A21F2508135D4B74975C5FA0BEAAA747D21571067CBA3C07A2B2FB36D2B931B0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4828 b9e6e6b4 - 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 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe Destination IP 4 223.5.5.5 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe Destination IP 27 114.114.114.114 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe Destination IP 28 223.5.5.5 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.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\Content.IE5 b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b9e6e6b4 File created C:\Windows\SysWOW64\b9e6e6b4 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b9e6e6b4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b9e6e6b4 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\52a838 b9e6e6b4 File opened for modification C:\Windows\115368 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.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 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b9e6e6b4 - 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:" b9e6e6b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b9e6e6b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b9e6e6b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b9e6e6b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b9e6e6b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b9e6e6b4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b9e6e6b4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b9e6e6b4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b9e6e6b4 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4828 b9e6e6b4 4828 b9e6e6b4 4828 b9e6e6b4 4828 b9e6e6b4 4828 b9e6e6b4 4828 b9e6e6b4 4828 b9e6e6b4 4828 b9e6e6b4 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe Token: SeTcbPrivilege 1012 c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe Token: SeDebugPrivilege 4828 b9e6e6b4 Token: SeTcbPrivilege 4828 b9e6e6b4
Processes
-
C:\Users\Admin\AppData\Local\Temp\c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.exe"C:\Users\Admin\AppData\Local\Temp\c5599ed71bb201e8d42e394c695adf670b9b172a87aed590af548212abaf817a.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:1012
-
C:\Windows\Syswow64\b9e6e6b4C:\Windows\Syswow64\b9e6e6b41⤵
- 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:4828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b9e6e6b4
- Size 1024KB
- SHA256 135b736ca10bbf57728212466f0ad80e13ec456aeadbe03bf4c0919e14f6f72b
- MD5 29dbf1e7eef1fb72dcd7126c12758bc6
- SHA1 a5be436204a0ff19d381bda178f59085b3380fee
- SHA512 d56039dd196c598097ff3e29c52310c33209021845ce80afc9b7bd7bcef078a4eda584c3d4eceac9255c2973e7a59fd367029624292599c67d50c0b9a77771aa
- SSDEEP 12288:YSvO2x9mONvKRILSFnOkx2LIaxy4n5FAQjU/Likr:zvO2xJKRI2FOkx2LFE4scUv
- TLSH T1F5254A21F2508135D4B74975C5FA0BEAAA747D21571067CBA3C07A2B2FB36D2B931B0E
- MD5 SHA1 SHA512 SSDEEP TLSH