4114b07816556643bea1953ee9923c61614342971388f2c63ae104e91471d361

Analysis

max time kernel
181s
max time network
146s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
04/11/2023, 12:04

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General

Target

NEAS.62b8f97e157876087f43b5096a8bda00.exe
Size

103KB
MD5

62b8f97e157876087f43b5096a8bda00
SHA1

a011cce6121d09b085df5214b3bb68a32e82889d
SHA256

4114b07816556643bea1953ee9923c61614342971388f2c63ae104e91471d361
SHA512

b01f501c11aa2b4d399b923e9032128754d9168cb707c0589663013e14ea175dba73df401fc1ecc5e9dd2e30676e92786de65d3a0e4ce03fb4ffae323451d02a
SSDEEP

1536:4aiqH1s+kCtrA2UMT0mTFibDKa1Xohs60VHRxc17TJIbas6SebVurUMM8:51B31bdBob2QXowVHCqT6S6AUMM8

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.62b8f97e157876087f43b5096a8bda00.exe

Drops file in System32 directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX30A2.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX30C2.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\jar.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX3102.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\FlickLearningWizard.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\ielowutil.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\setup.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrome_proxy.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\master_prefere.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java-rmi.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\iediagcmd.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javah.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\msinfo32.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\OSPPSVC.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\jarsigner.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javac.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javadoc.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javafxpackager.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\InputPersonalization.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\OSPPSVC.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaws.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\elevation_service.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX3163.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\Uninstall.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\TabTip.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\DVDMaker.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\jabswitch.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX3143.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javaw.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\7zG.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\javaw.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX3183.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX31C2.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7zFM.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX3122.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\notification_helper.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\extcheck.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\mip.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\setup.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\MSOXMLED.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrmstp.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\appletviewer.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\idlj.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javah.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javaws.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\sIRC4.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\InputPersonalization.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\chrome.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\iexplore.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\java.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\javap.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\7z.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\xdccPrograms\ConvertInkStore.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\DC++ Share\RCX3101.tmp	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\sIRC4.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File opened for modification	C:\Windows\SysWOW64\xdccPrograms\mip.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe
File created	C:\Windows\SysWOW64\DC++ Share\VSTOInstaller.exe	NEAS.62b8f97e157876087f43b5096a8bda00.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.62b8f97e157876087f43b5096a8bda00.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.62b8f97e157876087f43b5096a8bda00.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
PID:2728

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\7zG.exe

Filesize
568KB

MD5
fe795fe0d6ddb8a0f462c3cd713fc662

SHA1
bfc7359433d98fda8a267bc535bc3698101b18a3

SHA256
3415f0dcec61ac6e8d388e25cc0fc819c6f8a4513b81519c8d399680fbf916ee

SHA512
022f0038b454482bad7009257e17c5e4e7edfe5707ea68940b668196eafcfa77cf1a1b320e2d7303bd8313d792f3ba86a8da7bcf3f085aebe0e35a4bb7ce2123

Download Submit
memory/2728-25-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-26-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-29-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-36-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-39-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-129-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-130-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-131-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-132-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-133-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-134-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-135-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-136-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2728-137-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads