Malware Analysis Report

2024-08-06 12:41

Sample ID 240504-tqwm1aah5x
Target macspoof.exe
SHA256 1d0a104ed7ac079e1d15b29288eab5c9fdd6691817b37ed7fff8af14c378b9d4
Tags
stealerium stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1d0a104ed7ac079e1d15b29288eab5c9fdd6691817b37ed7fff8af14c378b9d4

Threat Level: Known bad

The file macspoof.exe was found to be: Known bad.

Malicious Activity Summary

stealerium stealer

Stealerium family

Stealerium

Checks computer location settings

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Delays execution with timeout.exe

Kills process with taskkill

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Web Service
T1102
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-04 16:16

Signatures

Stealerium family

stealerium

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-04 16:16

Reported

2024-05-04 16:16

Platform

win10v2004-20240419-en

Max time kernel

32s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\macspoof.exe"

Signatures

Stealerium

stealer stealerium

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\macspoof.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Enumerates physical storage devices

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\macspoof.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\macspoof.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1108 wrote to memory of 4996 N/A C:\Users\Admin\AppData\Local\Temp\macspoof.exe C:\Windows\SysWOW64\cmd.exe
PID 1108 wrote to memory of 4996 N/A C:\Users\Admin\AppData\Local\Temp\macspoof.exe C:\Windows\SysWOW64\cmd.exe
PID 1108 wrote to memory of 4996 N/A C:\Users\Admin\AppData\Local\Temp\macspoof.exe C:\Windows\SysWOW64\cmd.exe
PID 4996 wrote to memory of 1404 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 4996 wrote to memory of 1404 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 4996 wrote to memory of 1404 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\chcp.com
PID 4996 wrote to memory of 4400 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 4996 wrote to memory of 4400 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 4996 wrote to memory of 4400 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\taskkill.exe
PID 4996 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 4996 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 4996 wrote to memory of 2820 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\macspoof.exe

"C:\Users\Admin\AppData\Local\Temp\macspoof.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp4FE5.tmp.bat

C:\Windows\SysWOW64\chcp.com

chcp 65001

C:\Windows\SysWOW64\taskkill.exe

TaskKill /F /IM 1108

C:\Windows\SysWOW64\timeout.exe

Timeout /T 2 /Nobreak

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
NL 23.62.61.146:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 146.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.135.232:443 discord.com tcp
US 8.8.8.8:53 232.135.159.162.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 udp
N/A 104.91.71.134:80 tcp

Files

memory/1108-0-0x000000007482E000-0x000000007482F000-memory.dmp

memory/1108-1-0x00000000006C0000-0x0000000000856000-memory.dmp

memory/1108-2-0x00000000051F0000-0x0000000005256000-memory.dmp

memory/1108-3-0x0000000074820000-0x0000000074FD0000-memory.dmp

memory/1108-6-0x0000000005860000-0x00000000058F2000-memory.dmp

memory/1108-7-0x00000000058F0000-0x0000000005916000-memory.dmp

memory/1108-8-0x0000000005930000-0x0000000005938000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp4FE5.tmp.bat

MD5 aba42da69ad4e45bc411147ccdb8816c
SHA1 c2da03a6b24901c3b218e2c48ca44e9db5d6e9c0
SHA256 b4f7b26167283873fa1717d26a942d756584429712ef4bdeb1c246f1883bbb5c
SHA512 ca0362c17871ffa7e512e8a7bf391d75e29a2794324c5d469152fdd0da3e2629540c5bd133dbce06725048df7f8c56c300c77567006e31db50f5a1838410a470

memory/1108-13-0x0000000074820000-0x0000000074FD0000-memory.dmp