Malware Analysis Report

2024-11-30 04:45

Sample ID 240223-d5jnzsae9v
Target valoskin.zip
SHA256 9593415e3c59bccf5b942204c21bf3b60b727868cd9bbd28efa10b045f838d7f
Tags
lumma stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9593415e3c59bccf5b942204c21bf3b60b727868cd9bbd28efa10b045f838d7f

Threat Level: Known bad

The file valoskin.zip was found to be: Known bad.

Malicious Activity Summary

lumma stealer

Lumma Stealer

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-23 03:35

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win10v2004-20240221-en

Max time kernel

149s

Max time network

149s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\valoskin.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\valoskin.zip

Network

Country Destination Domain Proto
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win7-20240220-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe"

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2068 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe C:\Windows\system32\cmd.exe
PID 2068 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe C:\Windows\system32\cmd.exe
PID 2068 wrote to memory of 1740 N/A C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe C:\Windows\system32\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe

"C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c pause

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win10v2004-20240221-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe"

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3168 wrote to memory of 1696 N/A C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe C:\Windows\system32\cmd.exe
PID 3168 wrote to memory of 1696 N/A C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe C:\Windows\system32\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe

"C:\Users\Admin\AppData\Local\Temp\valoskin\hookloader.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c pause

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win7-20240221-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\valoskin\spoofer.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\valoskin\spoofer.exe

"C:\Users\Admin\AppData\Local\Temp\valoskin\spoofer.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 128

Network

N/A

Files

memory/2516-0-0x0000000000340000-0x0000000000389000-memory.dmp

memory/2516-5-0x0000000000020000-0x0000000000021000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win10v2004-20240221-en

Max time kernel

147s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\valoskin\spoofer.exe"

Signatures

Lumma Stealer

stealer lumma

Processes

C:\Users\Admin\AppData\Local\Temp\valoskin\spoofer.exe

"C:\Users\Admin\AppData\Local\Temp\valoskin\spoofer.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 sideindexfollowragelrew.pw udp
US 8.8.8.8:53 technologyenterdo.shop udp
US 172.67.180.132:443 technologyenterdo.shop tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 lighterepisodeheighte.fun udp
US 8.8.8.8:53 problemregardybuiwo.fun udp
US 8.8.8.8:53 detectordiscusser.shop udp
US 104.21.60.92:443 detectordiscusser.shop tcp
US 8.8.8.8:53 edurestunningcrackyow.fun udp
US 8.8.8.8:53 pooreveningfuseor.pw udp
US 8.8.8.8:53 turkeyunlikelyofw.shop udp
US 104.21.76.253:443 turkeyunlikelyofw.shop tcp
US 8.8.8.8:53 associationokeo.shop udp
US 104.21.10.242:443 associationokeo.shop tcp
US 8.8.8.8:53 132.180.67.172.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 92.60.21.104.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 253.76.21.104.in-addr.arpa udp
US 8.8.8.8:53 242.10.21.104.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp

Files

memory/1100-0-0x0000000002A00000-0x0000000002A49000-memory.dmp

memory/1100-5-0x0000000002D40000-0x0000000002D41000-memory.dmp

memory/1100-6-0x0000000002B90000-0x0000000002B91000-memory.dmp

memory/1100-7-0x0000000002B90000-0x0000000002B91000-memory.dmp

memory/1100-9-0x0000000002B90000-0x0000000002B91000-memory.dmp

memory/1100-8-0x0000000002B90000-0x0000000002B91000-memory.dmp

memory/1100-10-0x0000000002A00000-0x0000000002A49000-memory.dmp

Analysis: behavioral7

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win7-20240221-en

Max time kernel

122s

Max time network

126s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\valoskin\test.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\valoskin\test.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win7-20240215-en

Max time kernel

118s

Max time network

119s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\valoskin.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\valoskin.zip

Network

N/A

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2024-02-23 03:35

Reported

2024-02-23 03:38

Platform

win10v2004-20240221-en

Max time kernel

148s

Max time network

153s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\valoskin\test.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\valoskin\test.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 213.143.182.52.in-addr.arpa udp

Files

memory/4800-0-0x00000208E2BD0000-0x00000208E2BD1000-memory.dmp