241108c35caad66bb9dd4a740d53c5a3b71fc92685da9f44ad5c5ea30b0e3a7c

Analysis

max time kernel
118s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 22:34

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General

Target

1eea42857399620eb147f8667189eaa0N.exe
Size

4.1MB
MD5

1eea42857399620eb147f8667189eaa0
SHA1

99b3c1d4187abaeb260a12c4151c88e026752b69
SHA256

241108c35caad66bb9dd4a740d53c5a3b71fc92685da9f44ad5c5ea30b0e3a7c
SHA512

b4f9eb11e5f2fb5837f8ddca9242e1d4ca53d707b09f92c03a783cfcf87eb959509d81756a60507daed4d86660b8ac4420b5a33c88e7b76b40729f1701a794f4
SSDEEP

98304:dUQU56nSmwa0twe1tiaFZ2piWl3AAKUyEVLIln7V/+:HUwS5Yu9/2puUyEVLYn7V/+

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe sIRC4.exe"	1eea42857399620eb147f8667189eaa0N.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\mip.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\createdump.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\ieinstal.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\dotnet.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\idlj.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ieinstal.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\idlj.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\createdump.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSE.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\ExtExport.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\javac.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ExtExport.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	1eea42857399620eb147f8667189eaa0N.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	1eea42857399620eb147f8667189eaa0N.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	1eea42857399620eb147f8667189eaa0N.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1eea42857399620eb147f8667189eaa0N.exe

C:\Users\Admin\AppData\Local\Temp\1eea42857399620eb147f8667189eaa0N.exe
"C:\Users\Admin\AppData\Local\Temp\1eea42857399620eb147f8667189eaa0N.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\xdccPrograms\7zG.exe

Filesize
4.1MB

MD5
1eea42857399620eb147f8667189eaa0

SHA1
99b3c1d4187abaeb260a12c4151c88e026752b69

SHA256
241108c35caad66bb9dd4a740d53c5a3b71fc92685da9f44ad5c5ea30b0e3a7c

SHA512
b4f9eb11e5f2fb5837f8ddca9242e1d4ca53d707b09f92c03a783cfcf87eb959509d81756a60507daed4d86660b8ac4420b5a33c88e7b76b40729f1701a794f4

Download Submit
memory/976-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-4-0x0000000000424000-0x0000000000425000-memory.dmp

Filesize
4KB

Download
memory/976-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-90-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-91-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-92-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/976-93-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads