Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/07/2026, 04:38
Behavioral task
behavioral1
Sample
4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
9 signatures
150 seconds
General
- Target 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe
- Size 3.0MB
- Sample260731-e9eq9scg33
- SHA256 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b
- MD5 12d7104bb5564d7093948bdef74f8f19
- SHA1 cf5b53e18927eabd37ca02987a2eaba0b14f5fef
- SHA512 b40bfd06cc84c455efbc3b1a43ae6db26a33ae87d220beb3b3b8095253e38d231a2b5dff21e89bc4d821b2029f008e0f25a1329c9acab6892b9b6c57de3c9083
- SSDEEP 49152:7A/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:8/whnLrHp/qKm2/Sb/
- TLSH T1EAE55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4368 c6f79a22 - 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 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe Destination IP 4 223.5.5.5 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe Destination IP 34 114.114.114.114 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe Destination IP 35 223.5.5.5 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C c6f79a22 File created C:\Windows\SysWOW64\c6f79a22 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c6f79a22 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c6f79a22 -
resource yara_rule behavioral1/memory/1880-0-0x0000000000D70000-0x0000000001075000-memory.dmp upx behavioral1/files/0x00060000000004ec-2.dat upx behavioral1/memory/4368-4-0x0000000000A30000-0x0000000000D35000-memory.dmp upx behavioral1/memory/1880-10-0x0000000000D70000-0x0000000001075000-memory.dmp upx behavioral1/memory/4368-11-0x0000000000A30000-0x0000000000D35000-memory.dmp upx behavioral1/memory/4368-25-0x0000000000A30000-0x0000000000D35000-memory.dmp upx - 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 c6f79a22 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe - 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:" c6f79a22 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c6f79a22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c6f79a22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c6f79a22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c6f79a22 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c6f79a22 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c6f79a22 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c6f79a22 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c6f79a22 - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 4368 c6f79a22 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe Token: SeTcbPrivilege 1880 4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe Token: SeDebugPrivilege 4368 c6f79a22 Token: SeTcbPrivilege 4368 c6f79a22
Processes
-
C:\Users\Admin\AppData\Local\Temp\4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe"C:\Users\Admin\AppData\Local\Temp\4ee21778daa63cced9d46b6819f47a7929ce1736ae813a13c7b16a5cf868c78b.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1880
-
C:\Windows\Syswow64\c6f79a22C:\Windows\Syswow64\c6f79a221⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4368
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c6f79a22
- Size 3.0MB
- SHA256 40df312d1d3f5ce923a12acf1d049f3c14d16034ce0e7fc2a6385d7fd257f2ca
- MD5 346b2921a393d8688305491ab98c2584
- SHA1 d88ec8bbd2e8c60c68b667a4aecdf24292247c5f
- SHA512 036b5d2b1eef3faef669002b6fba9e7cea7618314c166d0ac01d6e9375df72827ca50ef7d24eed596f0709807d8c84f61ddff63f3a14d6f2f9bbfbd055c9b8c3
- SSDEEP 49152:bA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:c/whnLrHp/qKm2/Sb/
- TLSH T116E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH