bec836faf162007a5cc4ca6403a6ffafb20bcff890fafba153b2091a9c47cbab

Analysis

max time kernel
149s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
04-07-2023 16:33

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General

Target

easyMalicious18fdd79a71f6.exe
Size

186KB
MD5

1a969549c5738683fab00cbc1a322b52
SHA1

a36784831fa772f728c04e8a0bc6ae7ec3ce65b6
SHA256

bec836faf162007a5cc4ca6403a6ffafb20bcff890fafba153b2091a9c47cbab
SHA512

a5119fa54acb0e32a2fdf5173fb345ebca8f18648830b145ae10e76c205704083f1d48caa8c1acf3bcfa2f73659ab7b34e59e1b33a2cf88af52bc887d2c50da4
SSDEEP

3072:11B31bdBob2QXJe1ilDhtrRu70n1EgkSPds+UySY8kSRAqKT0pggq8YOQ/qVO+:1731bdBaBJoilF1EgkhbRAqKigP8FQ/I

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe sIRC4.exe"	easyMalicious18fdd79a71f6.exe

Drops file in System32 directory 44 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\mip.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\mip.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSE.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	easyMalicious18fdd79a71f6.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	easyMalicious18fdd79a71f6.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	easyMalicious18fdd79a71f6.exe

C:\Users\Admin\AppData\Local\Temp\easyMalicious18fdd79a71f6.exe
"C:\Users\Admin\AppData\Local\Temp\easyMalicious18fdd79a71f6.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:1936

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
847KB

MD5
db6f69326c7abb0e075e4c2774732939

SHA1
b54d31adb3b9735ee930f539d8d6c74c03fef7e4

SHA256
c209cb1e90a02268e41f9e09d4e0b8c8ec25fa62ed649cf29e4f4434963f3821

SHA512
a1333fe325e1f03cbf9a060c289da763dce37dccf82c985180e5f2c1def8c3269feac608b62df63b7a28c47a25654e82cc2690555c49a04ba239ab98ddd06cc8

Download Submit
memory/1936-154-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-155-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-156-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-157-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-158-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-159-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-160-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-161-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-162-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-163-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-164-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-166-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-167-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1936-184-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download