486685122c026db0fc3fd7ed53b2ced2909123c2aec2d015e4db9d15a39a8c9f

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2023, 08:21

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General

Target

NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
Size

135KB
MD5

ed468555b5eb89c1aaae13a81e8ddfa0
SHA1

fb07e2da5b9a747c41f88663643f9dfab040b9b2
SHA256

486685122c026db0fc3fd7ed53b2ced2909123c2aec2d015e4db9d15a39a8c9f
SHA512

9e13ce00793703394d6e74b27ea2b7f337b8b3140008e4be2955872aabe279f6605a24cbe39bc192600c0372d072a3889460723e8a1cd9c1ac2800f5263456f0
SSDEEP

1536:UfsEqouTRcG/Mzvgf7xEuvnXNTRdUzwTekUOisZ1yDDajtXbVDK3:UVqoCl/YgjxEufVU0TbTyDDal5K3

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	svchost.exe

Executes dropped EXE 4 IoCs

pid	Process
2372	explorer.exe
2004	spoolsv.exe
1552	svchost.exe
5024	spoolsv.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\resources\\themes\\explorer.exe RO"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\resources\\svchost.exe RO"	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\explorer.exe	explorer.exe
File opened for modification	C:\Windows\SysWOW64\explorer.exe	svchost.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\resources\themes\explorer.exe	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
File opened for modification	\??\c:\windows\resources\spoolsv.exe	explorer.exe
File opened for modification	\??\c:\windows\resources\svchost.exe	spoolsv.exe
File opened for modification	C:\Windows\Resources\tjud.exe	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe
2372	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2372	explorer.exe
1552	svchost.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
2372	explorer.exe
2372	explorer.exe
2004	spoolsv.exe
2004	spoolsv.exe
1552	svchost.exe
1552	svchost.exe
5024	spoolsv.exe
5024	spoolsv.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 5044 wrote to memory of 2372	5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	87
PID 5044 wrote to memory of 2372	5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	87
PID 5044 wrote to memory of 2372	5044	NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe	87
PID 2372 wrote to memory of 2004	2372	explorer.exe	88
PID 2372 wrote to memory of 2004	2372	explorer.exe	88
PID 2372 wrote to memory of 2004	2372	explorer.exe	88
PID 2004 wrote to memory of 1552	2004	spoolsv.exe	89
PID 2004 wrote to memory of 1552	2004	spoolsv.exe	89
PID 2004 wrote to memory of 1552	2004	spoolsv.exe	89
PID 1552 wrote to memory of 5024	1552	svchost.exe	90
PID 1552 wrote to memory of 5024	1552	svchost.exe	90
PID 1552 wrote to memory of 5024	1552	svchost.exe	90

C:\Users\Admin\AppData\Local\Temp\NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.ed468555b5eb89c1aaae13a81e8ddfa0.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5044
- \??\c:\windows\resources\themes\explorer.exe
  c:\windows\resources\themes\explorer.exe
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2372
- - \??\c:\windows\resources\spoolsv.exe
    c:\windows\resources\spoolsv.exe SE
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2004
  - - \??\c:\windows\resources\svchost.exe
      c:\windows\resources\svchost.exe
      4⤵
      Modifies visiblity of hidden/system files in Explorer
      Executes dropped EXE
      Adds Run key to start application
      Drops file in System32 directory
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1552
    - - \??\c:\windows\resources\spoolsv.exe
        
        c:\windows\resources\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:5024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Resources\Themes\explorer.exe

Filesize
135KB

MD5
009c17e68955d8b60d80c573476edf28

SHA1
e14dcf077af6827d6c4364c1694c08ce9558fc93

SHA256
e262faccc9aa03b9587d5a6d0a8479e6eddcb6467d299440357800e0fb99abcc

SHA512
187816ea816f73fab22e51a36c2ffc324d955d54467c40e92455f94ddb12a368fa86225f0351a81b2413826d3f33eb8b69fba7afe1d8dc4efe335180e45480b7

Download Submit
C:\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
266e38e10176f4fdac26209f773f861c

SHA1
10ab45e3365693a83c7c5acd49d83ac48b5c4c29

SHA256
b27b203c0f96376380ce98dd5e207c258a875af64c7a0db1866d324fc1e8645b

SHA512
5b68b53cfb0cf9205e5f56670b1e141b307015656eaabedea6024b320649a57309381de679ee86cb1a8f6ed552aa16a54ce26403d46cf390e808eb002f63d6f8

Download Submit
C:\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
266e38e10176f4fdac26209f773f861c

SHA1
10ab45e3365693a83c7c5acd49d83ac48b5c4c29

SHA256
b27b203c0f96376380ce98dd5e207c258a875af64c7a0db1866d324fc1e8645b

SHA512
5b68b53cfb0cf9205e5f56670b1e141b307015656eaabedea6024b320649a57309381de679ee86cb1a8f6ed552aa16a54ce26403d46cf390e808eb002f63d6f8

Download Submit
C:\Windows\Resources\spoolsv.exe

Filesize
135KB

MD5
266e38e10176f4fdac26209f773f861c

SHA1
10ab45e3365693a83c7c5acd49d83ac48b5c4c29

SHA256
b27b203c0f96376380ce98dd5e207c258a875af64c7a0db1866d324fc1e8645b

SHA512
5b68b53cfb0cf9205e5f56670b1e141b307015656eaabedea6024b320649a57309381de679ee86cb1a8f6ed552aa16a54ce26403d46cf390e808eb002f63d6f8

Download Submit
C:\Windows\Resources\svchost.exe

Filesize
135KB

MD5
7544e39cc8bbdc9bba98daacf5fb5aa8

SHA1
f665f8ef7775d8c1cc489da076baaf0c440d2106

SHA256
696a5376029d6a0d8972db3ee0d79169c32f8a004195fff16c1f8dd9dec9445a

SHA512
41a1f6c287ef38557782930d992cc6c7a3dc731992515476fb7ee5dda5126e8d32c8d758d6b3d84f755a7975af08b50b5f67b656b6bc4be8aeb908ec9210bf5f

Download Submit
\??\c:\windows\resources\spoolsv.exe

Filesize
135KB

MD5
266e38e10176f4fdac26209f773f861c

SHA1
10ab45e3365693a83c7c5acd49d83ac48b5c4c29

SHA256
b27b203c0f96376380ce98dd5e207c258a875af64c7a0db1866d324fc1e8645b

SHA512
5b68b53cfb0cf9205e5f56670b1e141b307015656eaabedea6024b320649a57309381de679ee86cb1a8f6ed552aa16a54ce26403d46cf390e808eb002f63d6f8

Download Submit
\??\c:\windows\resources\svchost.exe

Filesize
135KB

MD5
7544e39cc8bbdc9bba98daacf5fb5aa8

SHA1
f665f8ef7775d8c1cc489da076baaf0c440d2106

SHA256
696a5376029d6a0d8972db3ee0d79169c32f8a004195fff16c1f8dd9dec9445a

SHA512
41a1f6c287ef38557782930d992cc6c7a3dc731992515476fb7ee5dda5126e8d32c8d758d6b3d84f755a7975af08b50b5f67b656b6bc4be8aeb908ec9210bf5f

Download Submit
\??\c:\windows\resources\themes\explorer.exe

Filesize
135KB

MD5
009c17e68955d8b60d80c573476edf28

SHA1
e14dcf077af6827d6c4364c1694c08ce9558fc93

SHA256
e262faccc9aa03b9587d5a6d0a8479e6eddcb6467d299440357800e0fb99abcc

SHA512
187816ea816f73fab22e51a36c2ffc324d955d54467c40e92455f94ddb12a368fa86225f0351a81b2413826d3f33eb8b69fba7afe1d8dc4efe335180e45480b7

Download Submit
memory/1552-36-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2004-33-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2372-35-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/5024-32-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/5044-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/5044-34-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download