Analysis
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max time kernel
149s -
max time network
35s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
15-10-2023 19:57
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
dcc4455e2ec871a4d98711003d09a1e2103dd91abdfe8066efee2e3de0745eb4.dll
Resource
win7-20230831-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
dcc4455e2ec871a4d98711003d09a1e2103dd91abdfe8066efee2e3de0745eb4.dll
Resource
win10v2004-20230915-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
dcc4455e2ec871a4d98711003d09a1e2103dd91abdfe8066efee2e3de0745eb4.dll
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Size
2.6MB
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MD5
f78c76a6dea113111688ddac43bd4036
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SHA1
a0dfd8afa3bf2d72e9fff5f587797fe9c045c9aa
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SHA256
dcc4455e2ec871a4d98711003d09a1e2103dd91abdfe8066efee2e3de0745eb4
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SHA512
9c5fb02da3ae0be779e2615e0e7420f819564e0fd08f067f872dd59f46b19936e532bcd73bd1b69a2225f7986253262e7d04c1b508119a1166999c2089890ebd
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SSDEEP
49152:KubU4QRlRKXVsUCDpPJU8NE8A35pXhEQTZ1lsc47vsUmPot1hkchTV2ztvZ/F6:boTKXGVpPJnZAzeNmw1hk8Tcx
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2616 B912.tmp -
Loads dropped DLL 2 IoCs
pid Process 2600 rundll32.exe 2600 rundll32.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:\Program Files (x86)\Adobe\Reader 9.0\Reader\ACE.dll B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\rt3d.dll B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AIR\nppdf32.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MEDCAT.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ADDINS\UmOutlookAddin.dll B912.tmp File created C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll B912.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\WebKit.dll B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\DW\DBGHELP.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MLCFG32.CPL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MLSHEXT.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACECORE.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VC\msdia90.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\GKPowerPoint.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\mset7tkjp.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOUC.EXE B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OIS.EXE B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONBttnPPT.dll B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AGM.dll B912.tmp File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\Adobe AIR.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PTXT9.DLL B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeXMP.dll B912.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AXSLE.dll B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Source Engine\OSE.EXE B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\EntityPicker.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSOCFUIUTILITIESDLL.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OLMAPI32.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONWordAddin.dll B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\RICHED20.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ContactPicker.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OUTLPH.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft SQL Server Compact Edition\v3.5\sqlceca35.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE B912.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\cryptocme2.dll B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\DW\DWTRIG20.EXE B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\ODeploy.exe B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\IETAG.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\TextConv\WksConv\Wkconv.exe B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\DBGHELP.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OISGRAPH.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\URLREDIR.DLL B912.tmp File created C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AXE8SharedExpat.dll B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\MCIMPP.mpp B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\ITIRCL55.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\IMCONTACT.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSODCW.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSO.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXMLMF.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\pidgenx.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\RECALL.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\IPDESIGN.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MAPISHELL.DLL B912.tmp File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Multimedia\MPP\Real.mpp B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins3d\drvSOFT.x3d B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\GRPHFLT\GIFIMP32.FLT B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEES.DLL B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0\VSTOMessageProvider.dll B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MAPIPH.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE B912.tmp File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Accessibility.api B912.tmp File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Web Folders\MSOSV.DLL B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE B912.tmp File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\DELIMDOS.FAE B912.tmp -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\assembly\GAC_32\System.Data.OracleClient\2.0.0.0__b77a5c561934e089\System.Data.OracleClient.dll B912.tmp File created C:\Windows\assembly\GAC_32\PresentationCore\3.0.0.0__31bf3856ad364e35\wpfgfx_v0300.dll B912.tmp File created C:\Windows\assembly\GAC_32\System.Data\2.0.0.0__b77a5c561934e089\System.Data.dll B912.tmp -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2940 wrote to memory of 2600 2940 rundll32.exe 28 PID 2600 wrote to memory of 2616 2600 rundll32.exe 29 PID 2600 wrote to memory of 2616 2600 rundll32.exe 29 PID 2600 wrote to memory of 2616 2600 rundll32.exe 29 PID 2600 wrote to memory of 2616 2600 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dcc4455e2ec871a4d98711003d09a1e2103dd91abdfe8066efee2e3de0745eb4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dcc4455e2ec871a4d98711003d09a1e2103dd91abdfe8066efee2e3de0745eb4.dll,#12⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Users\Admin\AppData\Local\Temp\B912.tmpC:\Users\Admin\AppData\Local\Temp\B912.tmp3⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Drops file in Windows directory
PID:2616
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Network
MITRE ATT&CK Enterprise v15
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