Malware Analysis Report

2024-10-23 19:40

Sample ID 231002-q5z27ach36
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 family

Phemedrone

Reads user/profile data of web browsers

Looks up external IP address via web service

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-02 13:51

Signatures

Phemedrone family

phemedrone

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-02 13:51

Reported

2023-10-02 13:53

Platform

win7-20230831-en

Max time kernel

120s

Max time network

124s

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 2224 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\Jakugym.exe C:\Windows\system32\WerFault.exe
PID 2224 wrote to memory of 2516 N/A C:\Users\Admin\AppData\Local\Temp\Jakugym.exe C:\Windows\system32\WerFault.exe
PID 2224 wrote to memory of 2516 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 2224 -s 1820

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/2224-0-0x0000000000D30000-0x0000000000D4C000-memory.dmp

memory/2224-1-0x000007FEF5190000-0x000007FEF5B7C000-memory.dmp

memory/2224-2-0x000000001B520000-0x000000001B5A0000-memory.dmp

memory/2224-3-0x000007FEF5190000-0x000007FEF5B7C000-memory.dmp

memory/2224-4-0x000000001B520000-0x000000001B5A0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-02 13:51

Reported

2023-10-02 13:54

Platform

win10v2004-20230915-en

Max time kernel

146s

Max time network

156s

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

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 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.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 8.8.8.8:53 167.109.18.2.in-addr.arpa udp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.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 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 6.173.189.20.in-addr.arpa udp

Files

memory/4956-0-0x0000000000EA0000-0x0000000000EBC000-memory.dmp

memory/4956-1-0x00007FFDA0ED0000-0x00007FFDA1991000-memory.dmp

memory/4956-2-0x0000000003190000-0x00000000031A0000-memory.dmp

memory/4956-3-0x00007FFDA0ED0000-0x00007FFDA1991000-memory.dmp

memory/4956-4-0x0000000003190000-0x00000000031A0000-memory.dmp

memory/4956-5-0x00007FFDA0ED0000-0x00007FFDA1991000-memory.dmp