Malware Analysis Report

2024-10-23 19:40

Sample ID 231001-v7p28adg34
Target Jakugym.exe
SHA256 a72d37979c90b5850bc50bd063a5da3bfeebea11b2ebecff85f35b7586433f38
Tags
phemedrone spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

a72d37979c90b5850bc50bd063a5da3bfeebea11b2ebecff85f35b7586433f38

Threat Level: Known bad

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

Malicious Activity Summary

phemedrone spyware stealer

Phemedrone

Phemedrone family

Reads user/profile data of web browsers

Looks up external IP address via web service

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-01 17:38

Signatures

Phemedrone family

phemedrone

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-01 17:38

Reported

2023-10-01 17:40

Platform

win7-20230831-en

Max time kernel

119s

Max time network

123s

Command Line

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

Signatures

Phemedrone

stealer phemedrone

Reads user/profile data of web browsers

spyware stealer

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2988 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\Jakugym.exe C:\Windows\system32\WerFault.exe
PID 2988 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\Jakugym.exe C:\Windows\system32\WerFault.exe
PID 2988 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\Jakugym.exe C:\Windows\system32\WerFault.exe

Processes

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

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

C:\Windows\system32\wbem\WmiApSrv.exe

C:\Windows\system32\wbem\WmiApSrv.exe

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2988 -s 1812

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp

Files

memory/2988-0-0x0000000001260000-0x000000000127C000-memory.dmp

memory/2988-1-0x000007FEF59A0000-0x000007FEF638C000-memory.dmp

memory/2988-2-0x000000001B1C0000-0x000000001B240000-memory.dmp

memory/2988-3-0x000007FEF59A0000-0x000007FEF638C000-memory.dmp

memory/2988-4-0x000000001B1C0000-0x000000001B240000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-01 17:38

Reported

2023-10-01 17:40

Platform

win10v2004-20230915-en

Max time kernel

93s

Max time network

118s

Command Line

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

Signatures

Phemedrone

stealer phemedrone

Reads user/profile data of web browsers

spyware stealer

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

C:\Windows\system32\wbem\WmiApSrv.exe

C:\Windows\system32\wbem\WmiApSrv.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp

Files

memory/4956-0-0x00000000000A0000-0x00000000000BC000-memory.dmp

memory/4956-1-0x00007FFCD0B70000-0x00007FFCD1631000-memory.dmp

memory/4956-2-0x00000000023A0000-0x00000000023B0000-memory.dmp

memory/4956-3-0x00007FFCD0B70000-0x00007FFCD1631000-memory.dmp

memory/4956-4-0x00000000023A0000-0x00000000023B0000-memory.dmp

memory/4956-5-0x00007FFCD0B70000-0x00007FFCD1631000-memory.dmp