694e96dc16114b2413c442ef8ec159f3a03e2e2f609785e63054c3b5e2758b4d

Analysis

max time kernel
161s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2023, 15:04

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General

Target

NEAS.10fa976229429956070b1c3f04e245e1.exe
Size

6.9MB
MD5

10fa976229429956070b1c3f04e245e1
SHA1

6210538cbbd9c9638541ee9afc04e82f6f23017e
SHA256

694e96dc16114b2413c442ef8ec159f3a03e2e2f609785e63054c3b5e2758b4d
SHA512

ec947abb4cdf58390ad41eb47d2e066394d6e4a654f8b2c3c3df0c6c93033b5d1f8b770506311b1768d7fdcb8824e520d49ca9c0b1b7eb7b91a5d5a36f2f4e07
SSDEEP

196608:bf7HTjPBz4KkAYcDz7yhGbbRZvZUE0F6lagttgw:/Hv6yprvRZeGPj

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.10fa976229429956070b1c3f04e245e1.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX991.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_pwa_launcher.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\javac.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXA2F.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OSE.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXA0F.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InspectorOfficeGadget.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\OfficeClickToRun.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\mip.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\AppVShNotify.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\ShapeCollector.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXA90.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\office2016setup.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\LICLUA.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSE.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXAB0.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\IntegratedOffice.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MavInject32.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX971.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCXA50.tmp	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\xdccPrograms\appvcleaner.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OfficeC2RClient.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File created	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\ExtExport.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	NEAS.10fa976229429956070b1c3f04e245e1.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.10fa976229429956070b1c3f04e245e1.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.10fa976229429956070b1c3f04e245e1.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:3200

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\DC++ Share\RCX991.tmp

Filesize
62KB

MD5
b126345317624479f78fbf30b3a1fe5a

SHA1
655c966bf7bbf96ee49c83062d30b9dba17d693c

SHA256
8723d2d97d52f6d3b63968594c93bf2c5b5300b306c9670be4616cb134964301

SHA512
d0be6d608b5f4e482287d16e6587e00be1b4390f78efc3ce63008f99be7358e65f0eef9eba330d845462b64fa7a86cc3f1395b863ad0f8d01c0b790fc2f4c02d

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

Filesize
7.0MB

MD5
1f16208abbe33317866a0008be42ad33

SHA1
00cca9bc85cd684afc522f09d8d0aa8bd3aab033

SHA256
3c1c88d14f5873e09c2e9501063fd01670ebd0a201c70bcbd6453fe8bb4affae

SHA512
d91aca90bde42246a45aa37db21496a11ef71171e44193ce8e396cad6e83fabb1f225b9dbd7e462eeabec695d9784e54af7d4d4852de8d13a1742249d4ef11f4

Download Submit
memory/3200-122-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-123-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-118-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-119-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-120-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-121-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-116-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-117-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-124-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-125-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-126-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-127-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-128-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3200-129-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads