Analysis
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max time kernel
151s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
15/10/2023, 19:40
Static task
static1
Behavioral task
behavioral1
Sample
840a64d149364d136947636f1a2c10c0_exe32.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
840a64d149364d136947636f1a2c10c0_exe32.exe
Resource
win10v2004-20230915-en
General
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Target
840a64d149364d136947636f1a2c10c0_exe32.exe
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Size
245KB
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MD5
840a64d149364d136947636f1a2c10c0
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SHA1
fd7e9b9de888c5b01232be37219d12b134d7e1d5
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SHA256
37e0f2e46ec0016445466c8e47a3df315727c1327b0dcb58e854368070bfe22e
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SHA512
18fdd733723bbbd0228da6424cbda9118062a5c45f9b46e17cafc72ee4b174131bf1ac8c5a397f7ebd266b1efe156a36f284ce3ca88d3a08797b717bb926e5f5
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SSDEEP
6144:Ik/pC6zDdHmYWyEHV1pGsGf9QRBP5NPZKC:jnDdHmYyo2PNb
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2288 8E1C.tmp -
Loads dropped DLL 2 IoCs
pid Process 2064 840a64d149364d136947636f1a2c10c0_exe32.exe 2064 840a64d149364d136947636f1a2c10c0_exe32.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\vdk150.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe\Updater6\Adobe_Updater.exe 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FDATE.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Source Engine\OSE.EXE 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\atl.dll 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\cryptocme2.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\DW\DBGHELP.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\DW\DW20.EXE 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEEXCL.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\TRANSLAT\WTSP61MS.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VBA\VBA7\VBE7.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSO.DLL 8E1C.tmp File opened for modification C:\Program Files\7-Zip\7zCon.sfx 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeLinguistic.dll 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeUpdater.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Annots.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\ReadOutLoud.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\SPPlugins\ADMPlugin.apl 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACER3X.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Portal\PortalConnectCore.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\TextConv\MSCONV97.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VC\msdia90.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\EQUATION\EQNEDT32.EXE 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\GRPHFLT\GIFIMP32.FLT 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\hxds.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Csi.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\EXPSRV.DLL 8E1C.tmp File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\Real.mpp 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe\Updater6\AdobeUpdaterInstallMgr.exe 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEXBE.DLL 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Onix32.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\SendMail.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\MCIMPP.mpp 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FBIBLIO.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\LICLUA.EXE 8E1C.tmp File opened for modification C:\Program Files\7-Zip\7z.sfx 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AXSLE.dll 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\JP2KLib.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\sqlite.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\PPKLite.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\drvDX9.x3d 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACETXT.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\msitss55.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Acrofx32.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\EXP_PDF.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\ODeploy.exe 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\OSETUP.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\TRANSLAT\MSB1STAR.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEES.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEREP.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\ACE.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Accessibility.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Search5.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Spelling.api 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\DESIGNER\MSADDNDR.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\USP10.DLL 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\TextConv\WPFT532.CNV 8E1C.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\logsession.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\Adobe AIR.dll 8E1C.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEEXCH.DLL 8E1C.tmp -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2064 wrote to memory of 2288 2064 840a64d149364d136947636f1a2c10c0_exe32.exe 28 PID 2064 wrote to memory of 2288 2064 840a64d149364d136947636f1a2c10c0_exe32.exe 28 PID 2064 wrote to memory of 2288 2064 840a64d149364d136947636f1a2c10c0_exe32.exe 28 PID 2064 wrote to memory of 2288 2064 840a64d149364d136947636f1a2c10c0_exe32.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\840a64d149364d136947636f1a2c10c0_exe32.exe"C:\Users\Admin\AppData\Local\Temp\840a64d149364d136947636f1a2c10c0_exe32.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2064 -
C:\Users\Admin\AppData\Local\Temp\8E1C.tmpC:\Users\Admin\AppData\Local\Temp\8E1C.tmp2⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2288
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666
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Filesize
145KB
MD5c610e7ccd6859872c585b2a85d7dc992
SHA1362b3d4b72e3add687c209c79b500b7c6a246d46
SHA25614063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041
SHA5128570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666