Malware Analysis Report

2025-01-22 12:56

Sample ID 241227-zl4eyazkdw
Target 989af492fa898868e67636bf47e06a7c5864f31849fc3b3a07b07e7a3a62d944.zip
SHA256 c499f673888fb8201fb2b408940e6bfd1f6a6dc2f274b75b26ba487e5aace89a
Tags
lucastealer credential_access execution 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

c499f673888fb8201fb2b408940e6bfd1f6a6dc2f274b75b26ba487e5aace89a

Threat Level: Known bad

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

Malicious Activity Summary

lucastealer credential_access execution spyware stealer

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 behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-27 20:49

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: behavioral1

Detonation Overview

Submitted

2024-12-27 20:49

Reported

2024-12-27 20:51

Platform

win7-20241010-en

Max time kernel

73s

Max time network

19s

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-27 20:49

Reported

2024-12-27 20:51

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

147s

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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 90.57.201.195.in-addr.arpa udp
US 8.8.8.8:53 182.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 85.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/4604-0-0x00007FFA38193000-0x00007FFA38195000-memory.dmp

memory/4604-1-0x0000024DE9CF0000-0x0000024DE9D12000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_do4ljccc.xg4.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4604-11-0x00007FFA38190000-0x00007FFA38C51000-memory.dmp

memory/4604-12-0x00007FFA38190000-0x00007FFA38C51000-memory.dmp

memory/4604-16-0x00007FFA38190000-0x00007FFA38C51000-memory.dmp

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

MD5 349e6eb110e34a08924d92f6b334801d
SHA1 bdfb289daff51890cc71697b6322aa4b35ec9169
SHA256 c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
SHA512 2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

C:\Users\Admin\AppData\Local\Temp\opera stable_default_webdata

MD5 eb8c6139f83c330881b13ec4460d5a39
SHA1 837283823a7e4e107ca7e39b1e7c3801841b1ef8
SHA256 489d5195735786050c4115677c5856e3ce72c3ecf2574be55021ad3d71caf40e
SHA512 88411dca362f0d9da0c093e60bf2b083340d0682b5ac91f25c78ac419cec1e325d0a5a0f96fd447d3d3806813cad7f1ca8cf9c423061327fbd16c8662f3cbddf

C:\Users\Admin\AppData\Local\Temp\opera stable_network_cookies

MD5 fd3351abfc85a039243dafdac329a52f
SHA1 bf3157f48e7bc272f4b15bb97f114c2f5b6e4a0f
SHA256 80858b1e078342875fe5ac9a80f29eee465124560269ef6b5dc306ed974fcbf8
SHA512 e905ad0c44ecc14e5b5b9034aa32ac9cc42a5c32deb33735567cee6edfa5927f9663fca37e9b8ffb8eac2f56016b4da5b1938ab9965717b0a32fbd3d231c83ec

C:\Users\Admin\AppData\Local\Temp\opera stable_default_login_data

MD5 a182561a527f929489bf4b8f74f65cd7
SHA1 8cd6866594759711ea1836e86a5b7ca64ee8911f
SHA256 42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914
SHA512 9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

C:\Users\Admin\AppData\Local\Temp\hfAAlWxQt84iU6owLmz1aAQMqxJCq8\sensfiles.zip

MD5 9596754ea073d9805e0fcc8c4b0d12ce
SHA1 f3751cf5cec6c83857662a7589df3b5e75fa98dc
SHA256 25338f9a88aeda4d099d3971da5c6804955541b43cee7213de14c9269a72bb63
SHA512 8fc28aa47f85879d638e630f6782efe7e88852157bd3e5e6b49752b0c728e715be453fdb35af1bcaaa6dbb211c87a4cad0864661ecc2a19e0c30cd705d0df419