Malware Analysis Report

2024-08-06 14:54

Sample ID 240620-c19tyaycnr
Target 571878c5dbb5200509fddc36d7c01643.bin
SHA256 d76174132c4eda36d5338d43de5a968b2c7a8aeb4e9b63f5d64e99ccce65a6ee
Tags
phemedrone 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d76174132c4eda36d5338d43de5a968b2c7a8aeb4e9b63f5d64e99ccce65a6ee

Threat Level: Known bad

The file 571878c5dbb5200509fddc36d7c01643.bin was found to be: Known bad.

Malicious Activity Summary

phemedrone stealer

Phemedrone family

Phemedrone

Modifies registry class

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-20 02:33

Signatures

Phemedrone family

phemedrone

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 02:33

Reported

2024-06-20 02:36

Platform

win7-20240611-en

Max time kernel

119s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe"

Signatures

Phemedrone

stealer phemedrone

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\ms-settings\shell C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\ms-settings\shell\open C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\ms-settings\shell\open\command\ C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\ms-settings\shell\open\command C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\ms-settings C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3032 wrote to memory of 2996 N/A C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe C:\Windows\system32\WerFault.exe
PID 3032 wrote to memory of 2996 N/A C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe C:\Windows\system32\WerFault.exe
PID 3032 wrote to memory of 2996 N/A C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe

"C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 3032 -s 648

Network

N/A

Files

memory/3032-0-0x000007FEF58E3000-0x000007FEF58E4000-memory.dmp

memory/3032-1-0x0000000000810000-0x000000000083A000-memory.dmp

memory/3032-2-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/3032-3-0x000007FEF58E3000-0x000007FEF58E4000-memory.dmp

memory/3032-4-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 02:33

Reported

2024-06-20 02:36

Platform

win10v2004-20240508-en

Max time kernel

92s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe"

Signatures

Phemedrone

stealer phemedrone

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\ms-settings\shell\open C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\ms-settings\shell\open\command\ C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\ms-settings\shell\open\command C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\ms-settings C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\ms-settings\shell C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe

"C:\Users\Admin\AppData\Local\Temp\201453afc1cceb1da21a6a87a6921cb99d843ae93be6fd8c2c84d4e6cf025c97.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/4928-0-0x00007FFE71AD3000-0x00007FFE71AD5000-memory.dmp

memory/4928-1-0x000001B7097E0000-0x000001B70980A000-memory.dmp

memory/4928-2-0x00007FFE71AD0000-0x00007FFE72591000-memory.dmp

memory/4928-3-0x00007FFE71AD0000-0x00007FFE72591000-memory.dmp