f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458

Analysis

max time kernel
180s
max time network
202s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2022, 05:41

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General

Target

f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
Size

368KB
MD5

0392e35ba57bd2daeb65869029e6be10
SHA1

087e868b00fae2577ff62d688184ab9ae03562ce
SHA256

f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458
SHA512

af96a20a4cd61d5e3aa08809d36685278f1ba0971321a276ab2a66c757a7bc8a35a1516c7acc32cb7ee83ee1124fcfb1710b43abae79df94d0b10c8dd3035450
SSDEEP

6144:5731bdBaBUylz6Xey9ehQ+CNqEc43B3P/EEuY18dNxTu6AfYRtPTh9oDF1SW2:51bDylWeZQ+CkfEJXE/UgTu6jjKF1SW2

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"	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe

Drops file in System32 directory 17 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe

C:\Users\Admin\AppData\Local\Temp\f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe
"C:\Users\Admin\AppData\Local\Temp\f85de6af9b647618cfe5c4b6c029825e0defa44cab08acda974e8466fc03b458.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:1736

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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