Malware Analysis Report

2025-01-22 12:57

Sample ID 241228-c4fp9svlbm
Target 989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe
SHA256 989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944
Tags
credential_access execution spyware stealer lucastealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944

Threat Level: Known bad

The file 989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe was found to be: Known bad.

Malicious Activity Summary

credential_access execution spyware stealer lucastealer

Luca Stealer payload

Lucastealer family

Unsecured Credentials: Credentials In Files

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Command and Scripting Interpreter: PowerShell

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-28 02:37

Signatures

Luca Stealer payload

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

Lucastealer family

lucastealer

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-28 02:37

Reported

2024-12-28 02:40

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe"

Signatures

Reads user/profile data of web browsers

spyware stealer

Unsecured Credentials: Credentials In Files

credential_access stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Command and Scripting Interpreter: PowerShell

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

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe

"C:\Users\Admin\AppData\Local\Temp\989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe"

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

"powershell.exe" -NoProfile -NonInteractive -NoLogo -Command "Get-Culture | Select -ExpandProperty DisplayName"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ipwho.is udp
DE 195.201.57.90:443 ipwho.is tcp
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 90.57.201.195.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 21.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/748-0-0x00007FF8D0303000-0x00007FF8D0305000-memory.dmp

memory/748-1-0x0000016D3C620000-0x0000016D3C642000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ddiidval.23f.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/748-11-0x00007FF8D0300000-0x00007FF8D0DC1000-memory.dmp

memory/748-12-0x00007FF8D0300000-0x00007FF8D0DC1000-memory.dmp

memory/748-16-0x00007FF8D0300000-0x00007FF8D0DC1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\coowoo_default_webdata

MD5 a1eeb9d95adbb08fa316226b55e4f278
SHA1 b36e8529ac3f2907750b4fea7037b147fe1061a6
SHA256 2281f98b872ab5ad2d83a055f3802cbac4839f96584d27ea1fc3060428760ba7
SHA512 f26de5333cf4eaa19deb836db18a4303a8897bf88bf98bb78c6a6800badbaa7ab6aeb6444bbbe0e972a5332670bdbb474565da351f3b912449917be21af0afb8

C:\Users\Admin\AppData\Local\Temp\coowoo_network_cookies

MD5 ab008301cc52c4023a474758c35b69f3
SHA1 a16c0e8aa8ac8139523705d0fd481079555b8b14
SHA256 71d7928a5a6b35cae046e4b8d594a84d5dd986b5d857da3c38d3f0e1ac758fc2
SHA512 2b74300bf0a47fa12004da375f976472ba4473c134cb3018f08ce3a83fdc7a25252eb4b2f1c159891a58c323dd85ee130e1067e300bc7132a6d042019069311b

C:\Users\Admin\AppData\Local\Temp\coowoo_default_login_data

MD5 a182561a527f929489bf4b8f74f65cd7
SHA1 8cd6866594759711ea1836e86a5b7ca64ee8911f
SHA256 42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914
SHA512 9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

C:\Users\Admin\AppData\Local\Temp\GvnzLcYDF48LKrqyHjjat9so1OVbUg\sensfiles.zip

MD5 ac3cac5987610f9b05fc958f8d5e493a
SHA1 f094459a2da309cd48af8b97b6833efc40188269
SHA256 a94b322fbc4fa468606d2a5d2abe6f1bba0be6d204da6ebcdfd5596ba5eab96a
SHA512 5309bb6de2c5f292e4ec93c8f2400ce9237852cbf95883122d14ebbaf34120a8f912fd5c2833cb9d41a320b7203792e88365f338e672f557a6fe95e0566e40d0

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-28 02:37

Reported

2024-12-28 02:40

Platform

win7-20240903-en

Max time kernel

118s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe

"C:\Users\Admin\AppData\Local\Temp\989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.exe"

Network

N/A

Files

N/A