Analysis
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max time kernel
91s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2024 17:14
Behavioral task
behavioral1
Sample
fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe
Resource
win7-20231215-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
13 signatures
150 seconds
General
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Target
fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe
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Size
89KB
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MD5
c96aaea26eb68728d110271aff839957
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SHA1
738890a45ffe8e3f2972628c53eb0d3ef5d51390
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SHA256
fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6
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SHA512
292c1d579781655ab431eb5de949f69d84a6a73d9c50fa80b6a6b7ca5c7afd8e57e4ba49c12ac4d18d72de40ed5ba213ef62c4024e4bc932421071c9813b319a
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SSDEEP
1536:JxqjQ+P04wsmJCJygB2korxag318HxZATvnsblYOwwUB:sr85CJyS2koVp318RZEvsbyOCB
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 4 IoCs
resource yara_rule behavioral2/files/0x000600000002003c-12.dat family_neshta behavioral2/memory/1620-95-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1620-96-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1620-98-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
MAKOP ransomware payload 1 IoCs
resource yara_rule behavioral2/files/0x0008000000023225-4.dat family_makop -
Makop
Ransomware family discovered by @VK_Intel in early 2020.
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe -
Executes dropped EXE 1 IoCs
pid Process 3684 fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.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\" %*" fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13181~1.5\MI391D~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13181~1.5\MICROS~2.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13181~1.5\MIA062~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\PACKAG~1\{17316~1\WINDOW~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\PACKAG~1\{FB050~1\WINDOW~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13181~1.5\MICROS~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13181~1.5\MICROS~3.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13181~1.5\MICROS~4.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1620 wrote to memory of 3684 1620 fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe 20 PID 1620 wrote to memory of 3684 1620 fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe 20 PID 1620 wrote to memory of 3684 1620 fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe 20
Processes
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C:\Users\Admin\AppData\Local\Temp\fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe"C:\Users\Admin\AppData\Local\Temp\fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.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:1620 -
C:\Users\Admin\AppData\Local\Temp\3582-490\fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe"2⤵
- Executes dropped EXE
PID:3684
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.4MB
MD58ffc3bdf4a1903d9e28b99d1643fc9c7
SHA1919ba8594db0ae245a8abd80f9f3698826fc6fe5
SHA2568268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6
SHA5120b94ead97374d74eaee87e7614ddd3911d2cf66d4c49abbfd06b02c03e5dd56fd00993b4947e8a4bcd9d891fa39cab18cc6b61efc7d0812e91eb3aea9cd1a427
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C:\Users\Admin\AppData\Local\Temp\3582-490\fdfc6a52ba1cba4c242d0eb70fdcbaf2eb30dce8a39cecf179956457033730a6.exe
Filesize49KB
MD585133a404d3fb4a98da14bdd4f08c148
SHA1b62b4102da9112e3d77b530508424611efd3225e
SHA2564e0ab00838f4f48eae4e1ee2f703bce382eca68e2ceff480379cb5ac90b83273
SHA512dd0d892552983c9f2bc39b91f6e5c863caac8ad6d5ddb71dffa14c5bd7f12fff7418c32e17135fbbd483213d515723a0c74b5db1aeefeb296fa9214b86d374b8