Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system - submitted
18/04/2024, 01:43
Behavioral task
behavioral1
Sample
b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe
Resource
win7-20240221-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe
- Size 86KB
- Sample240418-b5jb4sff62
- SHA256 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089
- MD5 0c386f3eee290230c3a3517d2ed95105
- SHA1 cbf40bcd5baa04dd437a4e6c035c6e88cd1553d8
- SHA512 713a535615251c670b525fffb2efcfbcfd8aa786751712acbdf6865b2080985bc0a37c40dbfd3fff531f97fd5945aca19af32265960180b68680bc2822149c71
- SSDEEP 1536:JxqjQ+P04wsmJCb525rCW5ZurP1iYxbo0qELV8i1Gcpp2:sr85CbY5rCqOP1iYxpX58Vcpp2
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x0006000000020247-20.dat family_neshta behavioral2/memory/5100-104-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/5100-105-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/5100-107-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta - Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe - Executes dropped EXE 2 IoCs
pid Process 4272 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 408 Un_A.exe - Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI391D~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13185~1.29\MICROS~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{D87AE~1\WINDOW~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{63880~1\WINDOW~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~3.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MICROS~2.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MI9C33~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13185~1.29\MIA062~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- NSIS installer 2 IoCs
resource yara_rule behavioral2/files/0x00090000000233fb-4.dat nsis_installer_1 behavioral2/files/0x00090000000233fb-4.dat nsis_installer_2 - Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5100 wrote to memory of 4272 5100 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 86 PID 5100 wrote to memory of 4272 5100 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 86 PID 5100 wrote to memory of 4272 5100 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 86 PID 4272 wrote to memory of 408 4272 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 87 PID 4272 wrote to memory of 408 4272 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 87 PID 4272 wrote to memory of 408 4272 b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe"C:\Users\Admin\AppData\Local\Temp\b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe"1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Users\Admin\AppData\Local\Temp\3582-490\b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4272 -
C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\3582-490\3⤵
- Executes dropped EXE
PID:408
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
- Size 86KB
- SHA256 ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
- MD5 3b73078a714bf61d1c19ebc3afc0e454
- SHA1 9abeabd74613a2f533e2244c9ee6f967188e4e7e
- SHA512 75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4
- SSDEEP 1536:JxqjQ+P04wsmJCNgh/sE/EkHd0Ci2zkQASqk+H6L2C:sr85CysEM6GC+QA8+HlC
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\3582-490\b7adf1d31213cdeb94f71daecb7d94429035d3037ef33b9b9c5d0ee9893f5089.exe
- Size 45KB
- SHA256 98e07ecf1bdc92716a437ec886e25f841d3ef9812fa5fa252d554f8627d86a39
- MD5 f10d1a8c4736426a18a9e830f5323de5
- SHA1 1f7dfd172c45768aa8fd83e50d904c9c400c88c8
- SHA512 13ea69dc56830be2384a0dce1bc4daf84fe3eadec5100f071fa11ce7dca5af9498ca5605da5e3d94db8a166526b29b1a85c9f80e27c01b0afea29c3acb74046c
- SSDEEP 768:thgceWkCWngaN8iurP1iYo0QuXT1NoAgfNbo5wELVuLNu8Vi1dUcJ9a1JRn+p6CW:45rCW5ZurP1iYxbo0qELV8i1GcppwX
- MD5 SHA1 SHA512 SSDEEP