113add5482eceb447e58a4287a00c791d297d646cb9c846e70f419ea15b3481c

Analysis

max time kernel
191s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 02:00

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General

Target

1dedb78df4ff20f9a2947103dce11e55_JC.exe
Size

568KB
MD5

1dedb78df4ff20f9a2947103dce11e55
SHA1

d3b1467ba191af9b936d71d3bf6e2fcfd3826022
SHA256

113add5482eceb447e58a4287a00c791d297d646cb9c846e70f419ea15b3481c
SHA512

69455179e428603f4e2fa728bda88885f29dfb66e0e9f130ecfedbae04c6fb469041391ddd5e4b911fd6e7a386081ca517d5c33b6ef51518a5a0a0167b18ca1a
SSDEEP

12288:u1bjCST+2h7zzPBz+WfGpZ2k+SU9RiRKhbqMwIV4//zGS3YpUQwZUc:u1bOshzPBz+t2xSi0gGEVu/zGPmQwF

Score

10^/10

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"	1dedb78df4ff20f9a2947103dce11e55_JC.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sIRC4.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXCD3F.tmp	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ExtExport.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jar.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSE.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ieinstal.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXCD5F.tmp	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\mip.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\java.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javac.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ieinstal.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXCD1F.tmp	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXCDA0.tmp	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXCDDF.tmp	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\idlj.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	1dedb78df4ff20f9a2947103dce11e55_JC.exe

C:\Users\Admin\AppData\Local\Temp\1dedb78df4ff20f9a2947103dce11e55_JC.exe
"C:\Users\Admin\AppData\Local\Temp\1dedb78df4ff20f9a2947103dce11e55_JC.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:3776

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
568KB

MD5
1dedb78df4ff20f9a2947103dce11e55

SHA1
d3b1467ba191af9b936d71d3bf6e2fcfd3826022

SHA256
113add5482eceb447e58a4287a00c791d297d646cb9c846e70f419ea15b3481c

SHA512
69455179e428603f4e2fa728bda88885f29dfb66e0e9f130ecfedbae04c6fb469041391ddd5e4b911fd6e7a386081ca517d5c33b6ef51518a5a0a0167b18ca1a

Download Submit
memory/3776-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/3776-18-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads