af1e9014d4c93ccaf1951775e742a2f3ab22aa8c670dc2dab42c4a576e360b55

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
09/04/2024, 19:26 UTC

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General

Target

3e0f59cb649699c6004139763a123b5c.exe
Size

5.9MB
MD5

3e0f59cb649699c6004139763a123b5c
SHA1

33d1b61ec90d7e747ab03cc3563358bcbf73d1cc
SHA256

af1e9014d4c93ccaf1951775e742a2f3ab22aa8c670dc2dab42c4a576e360b55
SHA512

7780b561ecbc4b7d3fbddc677866052a1331c7b9dd451349ef431aacff4873e02bfb722323af3a433a403108f743fb3f68f85427ea65b1471e463823fc7db43e
SSDEEP

98304:dG6q0HqBQgN71haEmfJ7vl003/VfBtaiq2KveJddj8J7Em9S7MxWBvEe0aRKCeAl:A6q0HkQgN1DmfJLO03/Vnaiq2L8dET6S

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"	3e0f59cb649699c6004139763a123b5c.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DC++ Share\java.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\ConvertInkStore.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InputPersonalization.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\mip.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jar.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2E84.tmp	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\javap.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2EA4.tmp	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2E24.tmp	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\javaws.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\FlickLearningWizard.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\idlj.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2EC4.tmp	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\idlj.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSPPSVC.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2DE4.tmp	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaw.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\ConvertInkStore.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2E04.tmp	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\mip.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javac.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\MSOXMLED.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javah.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InkWatson.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javap.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	3e0f59cb649699c6004139763a123b5c.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\apt.exe	3e0f59cb649699c6004139763a123b5c.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX2E63.tmp	3e0f59cb649699c6004139763a123b5c.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2872	3e0f59cb649699c6004139763a123b5c.exe

C:\Users\Admin\AppData\Local\Temp\3e0f59cb649699c6004139763a123b5c.exe
"C:\Users\Admin\AppData\Local\Temp\3e0f59cb649699c6004139763a123b5c.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2872

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\DC++ Share\RCX2E04.tmp

Filesize
5.9MB

MD5
4d98dcee1bfaee6b1e48efad371af4b8

SHA1
dfaf735d8c50c621ef974f9b3f27d85ed24c649d

SHA256
e9fbec5209aa746c6e2a8044172133668eaad214371617ab0dcbc3787b4892b8

SHA512
19c4fdab3737e58a8a778ca5514db7e85cc1c15080644707b9e345ea5a4f2ed43891fc994b059adb2ea74e4737e5c25cc2285a6392fd2ecf355197712f312897

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

Filesize
6.0MB

MD5
1b3c477075ea2e3d7c0223263cf3f0b5

SHA1
2fded85dd149bf4d4ca806a0c334804f099c5d77

SHA256
8ab8256ea98d2896e892e518cd07875a384737df6e52097cb09aa33406fab07d

SHA512
3a54bc0447ac453918f60f09bce7326f3676d712c62cfcae05c04e3995e0791a30e3f2d07dc755aa1b831de7019bed8f5d32d601a8e622327948426395cd5e75

Download Submit
memory/2872-22-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2872-15-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2872-6-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2872-9-0x0000000000400000-0x0000000000D43000-memory.dmp

Filesize
9.3MB

Download
memory/2872-8-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2872-12-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2872-11-0x0000000077900000-0x0000000077901000-memory.dmp

Filesize
4KB

Download
memory/2872-32-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2872-27-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2872-17-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2872-5-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2872-0-0x0000000000400000-0x0000000000D43000-memory.dmp

Filesize
9.3MB

Download
memory/2872-13-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2872-37-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2872-35-0x00000000002D0000-0x00000000002D1000-memory.dmp

Filesize
4KB

Download
memory/2872-30-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2872-25-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2872-20-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2872-3-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2872-1-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2872-155-0x0000000000400000-0x0000000000D43000-memory.dmp

Filesize
9.3MB

Download
memory/2872-156-0x0000000000400000-0x0000000000D43000-memory.dmp

Filesize
9.3MB

Download
memory/2872-157-0x0000000000400000-0x0000000000D43000-memory.dmp

Filesize
9.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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