Malware Analysis Report

2024-08-06 14:55

Sample ID 240619-bl3lmsvgjk
Target 3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe
SHA256 3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358
Tags
phemedrone stealer execution persistence spyware
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

3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358

Threat Level: Known bad

The file 3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe was found to be: Known bad.

Malicious Activity Summary

phemedrone stealer execution persistence spyware

Phemedrone

Phemedrone family

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Adds Run key to start application

Looks up external IP address via web service

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Modifies registry class

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Command and Scripting Interpreter
T1059
PowerShell
T1059.001
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-19 01:14

Signatures

Phemedrone family

phemedrone

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 01:14

Reported

2024-06-19 01:17

Platform

win7-20240508-en

Max time kernel

144s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe"

Signatures

Phemedrone

stealer phemedrone

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell\open\command C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell\open C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\ms-settings\shell\open\command\ C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe

"C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe"

Network

N/A

Files

memory/1612-0-0x000007FEF55C3000-0x000007FEF55C4000-memory.dmp

memory/1612-1-0x00000000001B0000-0x00000000001DA000-memory.dmp

memory/1612-2-0x000007FEF55C0000-0x000007FEF5FAC000-memory.dmp

memory/1612-3-0x000007FEF55C3000-0x000007FEF55C4000-memory.dmp

memory/1612-4-0x000007FEF55C0000-0x000007FEF5FAC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 01:14

Reported

2024-06-19 01:17

Platform

win10v2004-20240611-en

Max time kernel

142s

Max time network

106s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe"

Signatures

Phemedrone

stealer phemedrone

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe" C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A

Looks up external IP address via web service

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

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000_Classes\ms-settings\shell\open\command C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000_Classes\ms-settings C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000_Classes\ms-settings\shell C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000_Classes\ms-settings\shell\open C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000_Classes\ms-settings\shell\open\command\ C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3048 wrote to memory of 4220 N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe C:\Windows\System32\cmd.exe
PID 3048 wrote to memory of 4220 N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe C:\Windows\System32\cmd.exe
PID 3048 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe C:\Windows\System32\cmd.exe
PID 3048 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe C:\Windows\System32\cmd.exe
PID 4220 wrote to memory of 1960 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4220 wrote to memory of 1960 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4496 wrote to memory of 3328 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 4496 wrote to memory of 3328 N/A C:\Windows\System32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe

"C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe"

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /k start /b powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe & exit

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /k start /b powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionExtension .exe & exit

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\3bb41473ee7e39b74fc96fadc0551780dbb08190c540c690e11b492952b33358.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionExtension .exe

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

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

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 1.112.95.208.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 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 139.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/3048-1-0x000001B078D00000-0x000001B078D2A000-memory.dmp

memory/3048-0-0x00007FF886E73000-0x00007FF886E75000-memory.dmp

memory/3048-2-0x00007FF886E70000-0x00007FF887931000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qkccrbtx.hvr.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1960-8-0x00007FF886E70000-0x00007FF887931000-memory.dmp

memory/1960-13-0x00007FF886E70000-0x00007FF887931000-memory.dmp

memory/1960-14-0x0000020D00000000-0x0000020D00022000-memory.dmp

memory/1960-15-0x00007FF886E70000-0x00007FF887931000-memory.dmp

memory/1960-27-0x00007FF886E70000-0x00007FF887931000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 367b1c81198bfdcdba813c2c336627a3
SHA1 37fe6414eafaaed4abb91c1aafde62c5b688b711
SHA256 1141e163d84d5ef0038593c866647f27c55510de2147dc1578130e518a22cced
SHA512 e0493957e6602efb156d372e5e66147056f6e3c2e01996ba9b4e04f82b2b1e4c7236d0e3681dce9ab4911a62546b6a141f1ae731de6e8184e758caf120cf594b

memory/3048-31-0x00007FF886E73000-0x00007FF886E75000-memory.dmp

memory/3048-32-0x00007FF886E70000-0x00007FF887931000-memory.dmp