Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:41
Behavioral task
behavioral1
Sample
d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe
- Size 1.4MB
- Sample260529-fa6ldac17x
- SHA256 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911
- MD5 93d38ae3484f6576ea21a8aa6434d2e6
- SHA1 ed201b5a81b592c09891fc0fb6fdc446da4a3400
- SHA512 0f998fedd7e934b513c9a49c5cc6a4b0599482c22ab2d849a3fe146124536dba9f3e7f3ea99cf99a0f4d6d83cf285fb7c61a083b04471bd45fc0d4460d81a11b
- SSDEEP 24576:wjHPOSOkx2LFscU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:wTGkQy56/OJdJCXDrsOFZMjHfUr
- TLSH T137658E31AAC14132E2B3867186FA56F6A5257C222711E5CF62C97B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3440 e3433f4c - 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 31 223.5.5.5 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Destination IP 85 114.114.114.114 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Destination IP 86 223.5.5.5 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Destination IP 1 114.114.114.114 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Destination IP 2 223.5.5.5 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Destination IP 30 114.114.114.114 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e3433f4c File created C:\Windows\SysWOW64\e3433f4c d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e3433f4c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e3433f4c -
resource yara_rule behavioral2/memory/4776-0-0x0000000000270000-0x00000000002F9000-memory.dmp upx behavioral2/files/0x001900000002b507-2.dat upx behavioral2/memory/3440-3-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/memory/4776-10-0x0000000000270000-0x00000000002F9000-memory.dmp upx behavioral2/memory/3440-12-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/memory/4776-29-0x0000000000270000-0x00000000002F9000-memory.dmp upx behavioral2/memory/3440-30-0x0000000000AE0000-0x0000000000B69000-memory.dmp upx behavioral2/memory/4776-43-0x0000000000270000-0x00000000002F9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3ae4e0 e3433f4c File opened for modification C:\Windows\51c450 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.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 e3433f4c Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.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 e3433f4c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e3433f4c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e3433f4c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e3433f4c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e3433f4c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e3433f4c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e3433f4c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e3433f4c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e3433f4c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3440 e3433f4c 3440 e3433f4c 3440 e3433f4c 3440 e3433f4c 3440 e3433f4c 3440 e3433f4c 3440 e3433f4c 3440 e3433f4c 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Token: SeTcbPrivilege 4776 d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe Token: SeDebugPrivilege 3440 e3433f4c Token: SeTcbPrivilege 3440 e3433f4c
Processes
-
C:\Users\Admin\AppData\Local\Temp\d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.exe"C:\Users\Admin\AppData\Local\Temp\d9575e699662326b75c76639d1f99ad93d75774160c7063797c839575b2d1911.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:4776
-
C:\Windows\Syswow64\e3433f4cC:\Windows\Syswow64\e3433f4c1⤵
- 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:3440
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e3433f4c
- Size 1.4MB
- SHA256 7e4ee06350bf11cfbe558c6f7c147358f668f72fa924a305a154b66e0e6b089f
- MD5 9aece6ff2f2ba56c5420cea6ffcbea3b
- SHA1 9200b865843cff9111d9187baeb02a4a6c931d9b
- SHA512 a5c60328a1f63ceeabef77045fefd1b80386432443c8b3b71452c141d34a2c3c8a3e2adae6c8e39f9296017bb50d7d92d643f5c4c92c45d9d5992f359f418307
- SSDEEP 24576:QjHPOSOkx2LFscU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:QTGkQy56/OJdJCXDrsOFZMjHfUr
- TLSH T165658E31AAC14132E2B3867186FA56F6A5257C222711E5CF62C97B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH