0694d3cb7198dd2aedaafe5288e984374a4ee8100a8fc49861436ff614e9d9f3

Analysis

max time kernel
159s
max time network
146s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13-10-2023 18:13

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General

Target

NEAS.0e933c1e16d7c4336b6af2e254d1b890_JC.dll
Size

1.8MB
MD5

0e933c1e16d7c4336b6af2e254d1b890
SHA1

f8c47fdb1e9f9336296e61d284ca733c892e8eb0
SHA256

0694d3cb7198dd2aedaafe5288e984374a4ee8100a8fc49861436ff614e9d9f3
SHA512

32f3c1daa7609afc5063f660dc876a2e38c692802a1c0b37cdc3a3cb55f7132ae9fd4008f18369b78a7a3a1d25a1b2d85fa32b88357b48b70cf476ac1a821002
SSDEEP

49152:wJSvSZhqdNhmK5RqdYVyLtabMd2kOyVLrC2Z/6IqR2D:wJDdmhk36Is2

Score

7^/10

spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2648	B30A.tmp

Loads dropped DLL 2 IoCs

pid	Process
2152	rundll32.exe
2152	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\EMSMDB32.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\System\Ole DB\xmlrwbin.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MAPISHELL.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PROOF\3082\MSGR3ES.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEODBC.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FDATE.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\TRANSLAT\ESEN\MSB1ESEN.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VC\msdia90.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PROOF\MSSP7FR.DLL	B30A.tmp
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\atl.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\TRANSLAT\FREN\MSB1FREN.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONPPTAddin.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PROOF\MSHY7FR.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VISSHE.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\Annots.api	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\LICLUA.EXE	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OFFXML.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLMIME.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OneNoteSyncPC.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Esl\AiodLite.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\RICHED20.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FPERSON.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORES.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\TextConv\MSCONV97.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Web Folders\MSOSV.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XPAGE3C.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AGM.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Help\ITIRCL55.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\EXP_PDF.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VSTO\vstoee.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\10\msmgdsrv.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\excelcnv.exe	B30A.tmp
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GKWord.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SOA.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\OLNOTE.FAE	B30A.tmp
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Browser\nppdf32.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NL7Data0011.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VVIEWDWG.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\OLAPPT.FAE	B30A.tmp
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\JP2KLib.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\Adobe\Updater6\Adobe_Updater.exe	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\EQUATION\EQNEDT32.EXE	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ADDINS\ColleagueImport.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INLAUNCH.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PROOF\MSSP7ES.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\authplay.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Filters\odffilt.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SEQCHK10.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\VPREVIEW.EXE	B30A.tmp
File created	C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroPDF.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GKPowerPoint.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OARTCONV.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\ACT3.SAM	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPST32.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PROOF\MSTH7FR.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONBttnOL.dll	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEMANAGED.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPCORE.DLL	B30A.tmp
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CONVERT\PAB.SAM	B30A.tmp
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Source Engine\OSE.EXE	B30A.tmp

Drops file in Windows directory 15 IoCs

description	ioc	Process
File created	C:\Windows\assembly\GAC_32\System.Data\2.0.0.0__b77a5c561934e089\System.Data.dll	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_mfc100_x86	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_msvcr100_x86	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\E8EBCC90469BFE03EA485673BA14799F\4.7.3062\PresentationHostDLL_X86.dll	B30A.tmp
File opened for modification	C:\Windows\Microsoft.NET\assembly\GAC_32\System.Data\v4.0_4.0.0.0__b77a5c561934e089\System.Data.dll	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_atl100_x86	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0000000010\9.0.0\ul_msvcr80.dll.98CB24AD_52FB_DB5F_FF1F_C8B3B9A1E18E	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\E8EBCC90469BFE03EA485673BA14799F\4.7.3062\system_data_dll_x86	B30A.tmp
File opened for modification	C:\Windows\Microsoft.NET\assembly\GAC_32\System.Data.OracleClient\v4.0_4.0.0.0__b77a5c561934e089\System.Data.OracleClient.dll	B30A.tmp
File opened for modification	C:\Windows\Microsoft.NET\assembly\GAC_32\Microsoft.VisualBasic.Activities.Compiler\v4.0_10.0.0.0__b03f5f7f11d50a3a\Microsoft.VisualBasic.Activities.Compiler.dll	B30A.tmp
File created	C:\Windows\assembly\GAC_32\PresentationCore\3.0.0.0__31bf3856ad364e35\wpfgfx_v0300.dll	B30A.tmp
File created	C:\Windows\assembly\GAC_32\System.Data.OracleClient\2.0.0.0__b77a5c561934e089\System.Data.OracleClient.dll	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\1D5E3C0FEDA1E123187686FED06E995A\10.0.40219\F_CENTRAL_mfc100u_x86	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\E8EBCC90469BFE03EA485673BA14799F\4.7.3062\system_data_dll_gac_x86	B30A.tmp
File created	C:\Windows\Installer\$PatchCache$\Managed\E8EBCC90469BFE03EA485673BA14799F\4.7.3062\wpfgfx_x86.dll	B30A.tmp

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2704	2152	WerFault.exe	28

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2600 wrote to memory of 2152	2600	rundll32.exe	28
PID 2152 wrote to memory of 2648	2152	rundll32.exe	29
PID 2152 wrote to memory of 2648	2152	rundll32.exe	29
PID 2152 wrote to memory of 2648	2152	rundll32.exe	29
PID 2152 wrote to memory of 2648	2152	rundll32.exe	29
PID 2152 wrote to memory of 2704	2152	rundll32.exe	30
PID 2152 wrote to memory of 2704	2152	rundll32.exe	30
PID 2152 wrote to memory of 2704	2152	rundll32.exe	30
PID 2152 wrote to memory of 2704	2152	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.0e933c1e16d7c4336b6af2e254d1b890_JC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.0e933c1e16d7c4336b6af2e254d1b890_JC.dll,#1
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Users\Admin\AppData\Local\Temp\B30A.tmp
    C:\Users\Admin\AppData\Local\Temp\B30A.tmp
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Drops file in Windows directory
    PID:2648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 228
    3⤵
    - Program crash
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\B30A.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
C:\Users\Admin\AppData\Local\Temp\B30A.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
C:\Users\Admin\AppData\Local\Temp\B30A.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
\Users\Admin\AppData\Local\Temp\B30A.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
\Users\Admin\AppData\Local\Temp\B30A.tmp

Filesize
145KB

MD5
c610e7ccd6859872c585b2a85d7dc992

SHA1
362b3d4b72e3add687c209c79b500b7c6a246d46

SHA256
14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

SHA512
8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

Download Submit
memory/2152-0-0x00000000001B0000-0x000000000020D000-memory.dmp

Filesize
372KB

Download
memory/2152-1-0x00000000001B0000-0x000000000020D000-memory.dmp

Filesize
372KB

Download