Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/04/2026, 09:18
Behavioral task
behavioral1
Sample
7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe
- Size 1.7MB
- Sample260418-k9yr2act4j
- SHA256 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c
- MD5 39abe088bb6ec3e86081f2a629dfe280
- SHA1 343cd6cf93491747f74f38b10ad1b5af2a03c1a4
- SHA512 790689046cea8c42c9d01ef69e1bf89bead1c2f13b8c981f2b3b7ea3a9c2064b148aed4906aee78531fb768d8165f5fee1fa140581ab37e93920f4cb891cacac
- SSDEEP 24576:CvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:CHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T192858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3152 c428cde - Unexpected DNS network traffic destination 6 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 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Destination IP 8 223.5.5.5 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Destination IP 26 114.114.114.114 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Destination IP 29 223.5.5.5 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Destination IP 93 114.114.114.114 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Destination IP 94 223.5.5.5 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\c428cde 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c428cde File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c428cde -
resource yara_rule behavioral1/memory/5208-0-0x00000000006B0000-0x000000000073C000-memory.dmp upx behavioral1/files/0x0012000000024220-2.dat upx behavioral1/memory/3152-4-0x0000000000040000-0x00000000000CC000-memory.dmp upx behavioral1/memory/5208-10-0x00000000006B0000-0x000000000073C000-memory.dmp upx behavioral1/memory/3152-13-0x0000000000040000-0x00000000000CC000-memory.dmp upx behavioral1/memory/3152-43-0x0000000000040000-0x00000000000CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\35f6a0 c428cde File opened for modification C:\Windows\5929b0 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.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 c428cde Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.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\Content\CachePrefix c428cde Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c428cde Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c428cde Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c428cde Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c428cde Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c428cde Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c428cde Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c428cde Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c428cde - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3152 c428cde 3152 c428cde 3152 c428cde 3152 c428cde 3152 c428cde 3152 c428cde 3152 c428cde 3152 c428cde 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Token: SeTcbPrivilege 5208 7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe Token: SeDebugPrivilege 3152 c428cde Token: SeTcbPrivilege 3152 c428cde
Processes
-
C:\Users\Admin\AppData\Local\Temp\7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.exe"C:\Users\Admin\AppData\Local\Temp\7a6c4f49af3962def0bac08f0fabcb8e4e581c0ccebb48204cd176b887ad589c.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:5208
-
C:\Windows\Syswow64\c428cdeC:\Windows\Syswow64\c428cde1⤵
- 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:3152
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\c428cde
- Size 1.7MB
- SHA256 67bef9e0efc5d722f4501c9ea52b3b09b756872c3300af317de12e4a06b3a814
- MD5 a33de351df4575645ad0c869cd401887
- SHA1 442dd41ec754b1f0d3cbd0d142e9f4cc7b695f70
- SHA512 ef42fb9b06ddfb9d15041e759a35f8a6cc53dc7ae6e16a52237b739c0556cd057d1bd3858ebec9c74bef4ff5fe1ee95e12bf563be6282950063c2d095286d352
- SSDEEP 24576:dvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:dHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T100858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH