Resubmissions

01-12-2022 16:35

221201-t36nqsbf2v 10

26-11-2022 19:28

221126-x6mxkshd49 10

General

  • Target

    c82fa54ea87c77df522b4f7acd0f864a.exe

  • Size

    2.4MB

  • Sample

    221201-t36nqsbf2v

  • MD5

    c82fa54ea87c77df522b4f7acd0f864a

  • SHA1

    6e68b52b6155efdd63b02914b672c689ce5c4ceb

  • SHA256

    12b10654f5c1372ce656c951448a75f72d25c28cda867c7fa1daf4d81760759b

  • SHA512

    08e1b9ed9cf95800373d6c8f7bfc6c85254043d70ea782ecb91c01d7b1bc2188fbcc2affcbce9f7e356a493aee940969e4561c989508c9f8bba352a0891899f2

  • SSDEEP

    49152:ExHZLf07ypvu3LkxlMkevAQOhq1UBGofNTVm2hg82wB7EGf6t6+FLekMkN69n:wHFBu4qkevA3hnBrlRDgIB7XfuFLegN

Malware Config

Extracted

Family

lucastealer

C2

https://discord.com/api/webhooks/1039311547425640518/lMmTqbPugNDu_ZDCwjwcSOibAKdac1rSgQqQo7l7aXWncfJ-97uDFaBWLcbvbe0npp3B

Targets

    • Target

      c82fa54ea87c77df522b4f7acd0f864a.exe

    • Size

      2.4MB

    • MD5

      c82fa54ea87c77df522b4f7acd0f864a

    • SHA1

      6e68b52b6155efdd63b02914b672c689ce5c4ceb

    • SHA256

      12b10654f5c1372ce656c951448a75f72d25c28cda867c7fa1daf4d81760759b

    • SHA512

      08e1b9ed9cf95800373d6c8f7bfc6c85254043d70ea782ecb91c01d7b1bc2188fbcc2affcbce9f7e356a493aee940969e4561c989508c9f8bba352a0891899f2

    • SSDEEP

      49152:ExHZLf07ypvu3LkxlMkevAQOhq1UBGofNTVm2hg82wB7EGf6t6+FLekMkN69n:wHFBu4qkevA3hnBrlRDgIB7XfuFLegN

    • Luca Stealer

      Info stealer written in Rust first seen in July 2022.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks