72168a89750f62e78b06569c50f163bc162d53efb68e186f13cb9acbb21d9f63

Analysis

max time kernel
166s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2023, 14:05

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General

Target

NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
Size

567KB
MD5

03b30e9c35e492f3440e414a0acaba8e
SHA1

5294f4262b2d22edd570da5b2b160a4acdad7195
SHA256

72168a89750f62e78b06569c50f163bc162d53efb68e186f13cb9acbb21d9f63
SHA512

38534212073afa4fa4c78cdf4552c3e9f9d9d6db2fef5881cb10694169d50cc3ae31d1950c676ede88c3a949f0697839ca56aad3912758c25517c081be562c36
SSDEEP

12288:Gw6104iQwNHuT6xzEj95Hh4dHlo6RQmtWMWOPDtocYx4H6UZF:Gw610bbHuT6i/BkF7RQmtWMWOPJS4H68

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"	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\idlj.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ExtExport.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\ieinstal.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jar.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ExtExport.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\idlj.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javac.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\java.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\javac.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\InputPersonalization.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
File created	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.03b30e9c35e492f3440e414a0acaba8e_JC.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:1912

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

Replay Monitor

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Downloads

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

Filesize
607KB

MD5
007cac9f6775cf26cbd5ee7f1ed49b6e

SHA1
88c4bed5a90c075ced2a3ba10de269dada63035d

SHA256
bdca2bae4b3fbf805623cdc49e633852ccaa204e5acd0a029e73c77c51ac7afc

SHA512
5b603d287392085bfde2f2662b71009680cff8a447daa8a2716390818b5c61cc6e4cf9b4ee20cd3ca0914ec35241dd353908a7999367131037d707cc880f05c2

Download Submit
memory/1912-20-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-25-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-26-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-44-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-83-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-84-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-85-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-86-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-87-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-88-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-89-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-90-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-91-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1912-92-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads