Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20250610-en - resource tags
arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system - submitted
11/05/2026, 19:41
Behavioral task
behavioral1
Sample
d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe
Resource
win11-20250610-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe
- Size 618KB
- Sample260511-yeebsshs8w
- SHA256 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc
- MD5 5856a6042913f02c45a8fc470bc2ab80
- SHA1 5d0de75cccff2253b6657682019d69cef27f4250
- SHA512 4c4610ca1b64f2e72c305f08aab83901d63e2216657ff8fa0906884fc87126f243f4ddfd7068ead3181d9a168fef5aa01ef6c53ca511aa77a259d3ac5480ee4c
- SSDEEP 12288:2qXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:2jHPOSOkx2LFscUQPxW
- TLSH T11ED47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 388 8c07fb8c - 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 1 114.114.114.114 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Destination IP 3 223.5.5.5 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Destination IP 8 114.114.114.114 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Destination IP 9 223.5.5.5 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\8c07fb8c d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8c07fb8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8c07fb8c -
resource yara_rule behavioral2/memory/688-0-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/388-3-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral2/files/0x000800000002a0b9-2.dat upx behavioral2/memory/688-12-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/388-14-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral2/memory/688-25-0x00000000008D0000-0x0000000000959000-memory.dmp upx behavioral2/memory/388-26-0x0000000000A90000-0x0000000000B19000-memory.dmp upx behavioral2/memory/688-45-0x00000000008D0000-0x0000000000959000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\6a488 8c07fb8c File opened for modification C:\Windows\bc760 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.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 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8c07fb8c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8c07fb8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8c07fb8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8c07fb8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8c07fb8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8c07fb8c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8c07fb8c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8c07fb8c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8c07fb8c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8c07fb8c - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 388 8c07fb8c 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Token: SeTcbPrivilege 688 d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe Token: SeDebugPrivilege 388 8c07fb8c Token: SeTcbPrivilege 388 8c07fb8c
Processes
-
C:\Users\Admin\AppData\Local\Temp\d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe"C:\Users\Admin\AppData\Local\Temp\d898a07a10705647ad931ea9d082ffafeb9a444bc5856693b22815d1983823bc.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:688
-
C:\Windows\Syswow64\8c07fb8cC:\Windows\Syswow64\8c07fb8c1⤵
- 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:388
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\6a488
- Size 490B
- SHA256 46ae7e77db88189c418b9aa5338ae084348be4c4409676422321d84aa907ef05
- MD5 89be58821c8834f0a09f97fa1624d239
- SHA1 761532cfe71caf4b2b77d69d989f517e609cc281
- SHA512 5cb16d315fa00a21c9135143e3c92a08f2582422262ce38844cf995229f04863afe96c3751fb3ce649a06e6d34df824bee566231ae062121deccc92be8b0336f
- TLSH T11AF09EB79C035B2B08F1D81C9803C5857085544A912B7F763DF8F61F98CB0A05C53F25
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\8c07fb8c
- Size 618KB
- SHA256 b49d372d6b23e51815173df09c6ca6e6664c8d80b4b5f0335438534bab91885c
- MD5 ae05c50d45d4af1a517b5220d841f06b
- SHA1 868f6bebd8bb350bdedf80c418ca359a13289394
- SHA512 28ded5427e4473351cc4408e867b67f6dc012e6029b8a96f1549806696d9aa23e847fb7466cf167c731bdfda6daf4e528b8bb636a487c4f527ab8e6cd8d05bf9
- SSDEEP 12288:eqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:ejHPOSOkx2LFscUQPxW
- TLSH T109D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH