Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-11-2024 22:40
Static task
static1
Behavioral task
behavioral1
Sample
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe
Resource
win7-20241023-en
General
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Target
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe
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Size
780KB
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MD5
3be4f6b0428a27e92bd553c4c71a3810
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SHA1
371e9a4a2497b087f64fecb35888f3bbc1947b1f
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SHA256
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215c
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SHA512
ee128f2a47f7a47121a576b64f3c77256341a15cd258f6f777663f974219748ecf89d9f194188dde78ce0d55398338b7c15ccd8468ab4430606eb8e2aeed841c
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SSDEEP
24576:XVeP7nPwZfon1DUbKx4wuL9egqTT2lgJBhrEH7l:XVer0Qn1eKywuLJqT6lJ
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x000c000000023b8c-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule behavioral2/files/0x000c000000023b8c-1.dat acprotect -
Executes dropped EXE 1 IoCs
Processes:
update.exepid Process 4092 update.exe -
Loads dropped DLL 5 IoCs
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exeupdate.exepid Process 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe 4092 update.exe 4092 update.exe 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exedescription ioc Process File opened (read-only) \??\e: d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe -
Processes:
resource yara_rule behavioral2/files/0x000c000000023b8c-1.dat upx behavioral2/memory/756-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/756-49-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/756-76-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exedescription ioc Process File created C:\Program Files\Common Files\System\symsrv.dll d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe File created \??\c:\program files\common files\system\symsrv.dll.000 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe -
Drops file in Windows directory 2 IoCs
Processes:
update.exedescription ioc Process File opened for modification C:\Windows\setupapi.log update.exe File opened for modification \??\c:\windows\KB888111.log update.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.
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exeupdate.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language update.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exepid Process 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exedescription pid Process Token: SeDebugPrivilege 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exedescription pid Process procid_target PID 756 wrote to memory of 4092 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe 83 PID 756 wrote to memory of 4092 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe 83 PID 756 wrote to memory of 4092 756 d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe"C:\Users\Admin\AppData\Local\Temp\d8d5506a8575bd823be3a37f55b77ee26ed73b99f9139980223f44ae0255215cN.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:756 -
\??\c:\82e42d77f7965750dc0405\update\update.exec:\82e42d77f7965750dc0405\update\update.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4092
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
458KB
MD5d9416676c1731194685af48de67127fa
SHA15e04fc7694aa9d4d43abdcaef56a198a45a69526
SHA256f0ee29b41ad1dfde701a78108cf4cb0465db8095219387a42fcf82ba80be0d65
SHA5125d934fc11bfb0966ba00ebed15cdaa299c9ce3f9d167ee236c3c254a4cd6ff4d7c2264e4dba76ba1e7c3741f270713953eb7f6d601fc1424f92a67292337f1e7
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Filesize
708KB
MD5ef8c087ea6dea33219d1a725f60f1f1b
SHA12bbc0e3e7b67c5f2b91313aa62bce60ff81d1d53
SHA256b13f5d2a271c04c3a7d002dae05f756af5b58b601c8e9d7a1f5845a2ed39f3d2
SHA512582e155150c5c0003c8e081f23b8555454b2ea4c91b9301214db9c11fe405b425cfc07e010052615eaa8b3e5b6393f21f856f9a789f9daa3743cb1f4bb8efae0
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Filesize
382KB
MD575c0fa7a2472e8a636f1df3f77681459
SHA154c260b1bb8213d238ce9dec82f91d4f80439811
SHA256ec0f75f118aebea34bf2254c363c67da1954da3789532f15d65ef9191dcf25f3
SHA51230376fa23ca3e0fabade43359856a609b64846acab2d91dc0eade865ae746643b2af3f864cb65b77b17d1d29bcdc33d87a848feae08613ec71d8bdc6decaa39e
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
8KB
MD580c9328770edfb595096364749ed88e7
SHA14b6a4683e23a01264ea3358ecd56713c7c631e0e
SHA256e51cb4919d015b07fa2d4f52727b4aeba95ee2a8be2802c75f9b30973050f1e9
SHA51240ed688175d58eeec3be6215baaad2650ad86b7345b3c500ca47cda0871dcb4c5fec8815666a30a01222009d510a0533f13d2de2136f8833e6577e5a86e95e0d