Analysis
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max time kernel
140s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
07/05/2024, 12:14
Static task
static1
Behavioral task
behavioral1
Sample
722aca3f21551061ff49375d2a07a540_NEAS.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
722aca3f21551061ff49375d2a07a540_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
722aca3f21551061ff49375d2a07a540_NEAS.exe
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Size
479KB
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MD5
722aca3f21551061ff49375d2a07a540
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SHA1
f6c37247f86d0e9a7ea1e27e0c360bdd79a2436e
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SHA256
30b39d0170635a8e3c6a6c4364669d8c08e44efeca6e4134b56189a916486321
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SHA512
d5af78a7f359277e02f31f339aa24e86820d39941bb12f3d84d87d25e160d124aacd822b8853e70572a3213eab8bf4de48876dfc1ce44c591566475a6c31656e
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SSDEEP
6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDnWW:nRDc3yWDNU+YUznzNjElWaT07NQtDWW
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\722aca3f21551061ff49375d2a07a540_neas.exe = "c:\\users\\admin\\appdata\\local\\temp\\722aca3f21551061ff49375d2a07a540_neas.exe:*:Enabled:SMPN" 722aca3f21551061ff49375d2a07a540_NEAS.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run 722aca3f21551061ff49375d2a07a540_NEAS.exe Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wdfmgr\ImagePath = "c:\\windows\\wdfmgr.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\wdfmgr = "c:\\windows\\wdfmgr.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\q: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\p: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\o: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\m: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\l: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\j: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\h: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\x: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\g: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\u: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\t: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\v: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\z: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\w: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\s: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\i: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\e: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\r: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\n: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\k: 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened (read-only) \??\y: 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File created \??\c:\windows\lsassv.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened for modification \??\c:\windows\msrpc.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File created \??\c:\windows\wdfmgr.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened for modification \??\c:\windows\lsassv.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\AdobeLoader.scr 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened for modification \??\c:\windows\mui\rctfd.sys 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened for modification \??\c:\windows\wdfmgr.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened for modification \??\c:\windows\regedit2.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File created \??\c:\windows\msrpc.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File created \??\c:\windows\calc.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File opened for modification \??\c:\windows\calc.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File created \??\c:\windows\regedit2.exe 722aca3f21551061ff49375d2a07a540_NEAS.exe File created \??\c:\windows\Start Menu\Programs\Startup\AdobeLoader.scr 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Modifies registry class 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "157" 722aca3f21551061ff49375d2a07a540_NEAS.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A} 722aca3f21551061ff49375d2a07a540_NEAS.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\722aca3f21551061ff49375d2a07a540_neas.exe" 722aca3f21551061ff49375d2a07a540_NEAS.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2356 722aca3f21551061ff49375d2a07a540_NEAS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\722aca3f21551061ff49375d2a07a540_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\722aca3f21551061ff49375d2a07a540_NEAS.exe"1⤵
- Modifies firewall policy service
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:2356
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
479KB
MD5b740e687e977db3dc3fa2a988dc11e99
SHA160e7d75b3ccc3b9339803c640d36a2f74b1776b6
SHA2569ffe7a94830d6e20e238a87f45c9920d57db70650127fc664355d4244764332f
SHA512b8b4ca13866c53fd243e40a41eea899a0f91ac57ac5ea474f6279768462edeba16b9905881ee80dfd16ca85211d9eb84613799bbcdc3839a74dd0d61e276cfc6