Analysis
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max time kernel
150s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-12-2024 10:31
Behavioral task
behavioral1
Sample
AYRASY.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
AYRASY.exe
Resource
win10v2004-20241007-en
General
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Target
AYRASY.exe
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Size
1.7MB
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MD5
07e25c260c13b82cd867daef02255c82
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SHA1
ebc6562d3eb2a877d8cfeafcada1e1af1a66e208
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SHA256
72d043dcd766da3f32477c3c1612165b2124f347013bbb69ba3da85eaf9e3d40
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SHA512
dcf874250b8b302fff6ba5466b240660d06613838bc24ff76ab8f060ad8fb6ddbdfd58548034d08ab43906dd4b0f91a3ad2f31fe298dc20005f8a0a48873afd9
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SSDEEP
49152:jnsHyjtk2MYC5GDIhloJfEEaiSgCkqoHisJ:jnsmtk2athlVER3CkqoHxJ
Malware Config
Extracted
xred
xred.mooo.com
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payload_url
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978
https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download
https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1
http://xred.site50.net/syn/SUpdate.ini
https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download
https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1
http://xred.site50.net/syn/Synaptics.rar
https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download
https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1
http://xred.site50.net/syn/SSLLibrary.dll
Signatures
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Xred family
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resource behavioral1/files/0x00070000000174b4-100.dat -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WBHUSK.lnk ._cache_AYRASY.exe -
Executes dropped EXE 5 IoCs
pid Process 2052 ._cache_AYRASY.exe 2268 Synaptics.exe 2024 ._cache_Synaptics.exe 2624 YOABSG.exe 2576 YOABSG.exe -
Loads dropped DLL 6 IoCs
pid Process 2336 AYRASY.exe 2336 AYRASY.exe 2336 AYRASY.exe 2268 Synaptics.exe 2052 ._cache_AYRASY.exe 2268 Synaptics.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe" AYRASY.exe Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\WBHUSK = "\"C:\\Users\\Admin\\AppData\\Roaming\\Windata\\YOABSG.exe\"" ._cache_AYRASY.exe -
AutoIT Executable 18 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2024-47-0x0000000000C60000-0x0000000000E6E000-memory.dmp autoit_exe behavioral1/memory/2024-50-0x0000000000C60000-0x0000000000E6E000-memory.dmp autoit_exe behavioral1/memory/2052-106-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-108-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-110-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-112-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-114-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-118-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2624-121-0x00000000011D0000-0x00000000013DE000-memory.dmp autoit_exe behavioral1/memory/2052-124-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-153-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-155-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-157-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-159-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2576-164-0x00000000011D0000-0x00000000013DE000-memory.dmp autoit_exe behavioral1/memory/2052-166-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-168-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe behavioral1/memory/2052-170-0x00000000012C0000-0x00000000014CE000-memory.dmp autoit_exe -
resource yara_rule behavioral1/files/0x000d000000012272-4.dat upx behavioral1/memory/2052-18-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2336-7-0x00000000056E0000-0x00000000058EE000-memory.dmp upx behavioral1/memory/2024-47-0x0000000000C60000-0x0000000000E6E000-memory.dmp upx behavioral1/memory/2024-50-0x0000000000C60000-0x0000000000E6E000-memory.dmp upx behavioral1/memory/2052-106-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-108-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-110-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-112-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-114-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-118-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2624-119-0x00000000011D0000-0x00000000013DE000-memory.dmp upx behavioral1/memory/2624-121-0x00000000011D0000-0x00000000013DE000-memory.dmp upx behavioral1/memory/2052-124-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-153-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-155-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-157-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-159-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2576-164-0x00000000011D0000-0x00000000013DE000-memory.dmp upx behavioral1/memory/2052-166-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-168-0x00000000012C0000-0x00000000014CE000-memory.dmp upx behavioral1/memory/2052-170-0x00000000012C0000-0x00000000014CE000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 10 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 AYRASY.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ._cache_AYRASY.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Synaptics.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WSCript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ._cache_Synaptics.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EXCEL.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YOABSG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YOABSG.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
NTFS ADS 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\winmgmts:\localhost\root\SecurityCenter2 ._cache_AYRASY.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2620 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2896 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe 2052 ._cache_AYRASY.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2052 ._cache_AYRASY.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2896 EXCEL.EXE -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 2336 wrote to memory of 2052 2336 AYRASY.exe 31 PID 2336 wrote to memory of 2052 2336 AYRASY.exe 31 PID 2336 wrote to memory of 2052 2336 AYRASY.exe 31 PID 2336 wrote to memory of 2052 2336 AYRASY.exe 31 PID 2336 wrote to memory of 2268 2336 AYRASY.exe 32 PID 2336 wrote to memory of 2268 2336 AYRASY.exe 32 PID 2336 wrote to memory of 2268 2336 AYRASY.exe 32 PID 2336 wrote to memory of 2268 2336 AYRASY.exe 32 PID 2052 wrote to memory of 2832 2052 ._cache_AYRASY.exe 34 PID 2052 wrote to memory of 2832 2052 ._cache_AYRASY.exe 34 PID 2052 wrote to memory of 2832 2052 ._cache_AYRASY.exe 34 PID 2052 wrote to memory of 2832 2052 ._cache_AYRASY.exe 34 PID 2268 wrote to memory of 2024 2268 Synaptics.exe 33 PID 2268 wrote to memory of 2024 2268 Synaptics.exe 33 PID 2268 wrote to memory of 2024 2268 Synaptics.exe 33 PID 2268 wrote to memory of 2024 2268 Synaptics.exe 33 PID 2052 wrote to memory of 2836 2052 ._cache_AYRASY.exe 36 PID 2052 wrote to memory of 2836 2052 ._cache_AYRASY.exe 36 PID 2052 wrote to memory of 2836 2052 ._cache_AYRASY.exe 36 PID 2052 wrote to memory of 2836 2052 ._cache_AYRASY.exe 36 PID 2832 wrote to memory of 2620 2832 cmd.exe 37 PID 2832 wrote to memory of 2620 2832 cmd.exe 37 PID 2832 wrote to memory of 2620 2832 cmd.exe 37 PID 2832 wrote to memory of 2620 2832 cmd.exe 37 PID 1728 wrote to memory of 2624 1728 taskeng.exe 42 PID 1728 wrote to memory of 2624 1728 taskeng.exe 42 PID 1728 wrote to memory of 2624 1728 taskeng.exe 42 PID 1728 wrote to memory of 2624 1728 taskeng.exe 42 PID 1728 wrote to memory of 2576 1728 taskeng.exe 44 PID 1728 wrote to memory of 2576 1728 taskeng.exe 44 PID 1728 wrote to memory of 2576 1728 taskeng.exe 44 PID 1728 wrote to memory of 2576 1728 taskeng.exe 44
Processes
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C:\Users\Admin\AppData\Local\Temp\AYRASY.exe"C:\Users\Admin\AppData\Local\Temp\AYRASY.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Users\Admin\AppData\Local\Temp\._cache_AYRASY.exe"C:\Users\Admin\AppData\Local\Temp\._cache_AYRASY.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2052 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /create /tn WBHUSK.exe /tr C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe /sc minute /mo 13⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn WBHUSK.exe /tr C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe /sc minute /mo 14⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2620
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C:\Windows\SysWOW64\WSCript.exeWSCript C:\Users\Admin\AppData\Local\Temp\WBHUSK.vbs3⤵
- System Location Discovery: System Language Discovery
PID:2836
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C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2268 -
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2024
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2896
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C:\Windows\system32\taskeng.exetaskeng.exe {408CA695-FF2D-41D0-9A27-883CB7564E7F} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exeC:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2624
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C:\Users\Admin\AppData\Roaming\Windata\YOABSG.exeC:\Users\Admin\AppData\Roaming\Windata\YOABSG.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2576
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD507e25c260c13b82cd867daef02255c82
SHA1ebc6562d3eb2a877d8cfeafcada1e1af1a66e208
SHA25672d043dcd766da3f32477c3c1612165b2124f347013bbb69ba3da85eaf9e3d40
SHA512dcf874250b8b302fff6ba5466b240660d06613838bc24ff76ab8f060ad8fb6ddbdfd58548034d08ab43906dd4b0f91a3ad2f31fe298dc20005f8a0a48873afd9
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04
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Filesize
20KB
MD5eb5eaab2a3e5b1b4935e22d7f3aad2f3
SHA1aaeee90bcb8c2fff56fd9b2b5e831453f5b66584
SHA2563912e049aa13463ee1e8ab92c9529043296bf49df798502afcd25369f4861058
SHA51233188c9d0099619a52256345f7339349f94eab26e4e2787b6a35ae7ea2cac30557a9a48703ba34c040df87d3eaddcb401f89687201628ce20faa42ef643b649b
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Filesize
23KB
MD5b97a17f49a2a778dc2d42763c2d63af9
SHA1414d4d53c4fc333feede19152b754a2aa603dbdd
SHA25666c564791d044c26f20449cf119aa291649eeb90651aed09d2245e40f3476c73
SHA51245210099041be844153e42a43c9cf01ac352fb46453c7bc40726210b84cf4daa0f20a70516a8a063a6f319e314c79ea8cfe913c9d1449f1fd3a4b90359f8e479
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Filesize
848B
MD5c87809e03ef239d3ce52503c4047df82
SHA13ed3c7002088b123fd91fdb9f419b5999b2d1a63
SHA25658bbdf2578e7b05f0e52113715e0699994d2750c0d0de792ee3446310cc64115
SHA512e0113ace19879f2f06e18fce9a4da17b7108b6d7cea416469c88c891c3efeb00387c119420828fe381054a472921f2df8ff4e46ae932999a9889668f10f88202
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Filesize
955KB
MD58e44132c27adc94100c8d8be5d4ad041
SHA18f6d3501aee4ca56051fbcd4d4258dcab9bf8aa1
SHA2567e9ff2f8db8a740fb31a969b90aa86a4d11bbd919233ac2a9d676fc82b426b94
SHA512a06dd554b16630570c4f25d2c540e297233a201c9233977a5b06664b7659aa8cbaead38fab88841c8adcaa5f09f7e23297e92b7d9529ca0d3b2da5e860c4584b