Overview

overview

10

Static

static

5

4fa0120232...dc.exe

windows7-x64

10

4fa0120232...dc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4fa0120232fbaed41bc4039a63818e0cd05cbf386e3198da8551c7ea390ce3dc

  • Size

    1.1MB

  • Sample

    221123-lwxhgsfh3w

  • MD5

    0978c0afb277d9b7d385877d337ce00d

  • SHA1

    4bc4c1cb8ca4c7be485f86cc9f5de65bf92a3af2

  • SHA256

    4fa0120232fbaed41bc4039a63818e0cd05cbf386e3198da8551c7ea390ce3dc

  • SHA512

    e0ce1d5e8ed831bb8ec767b3db7865afa90bf2f7b3c1c13a09ccf95b8d7d969a9a53a26fe65ce0a37cf55cb11dc90acfe01962d9ef423fcb2b13f8da925998b7

  • SSDEEP

    24576:8RmJkqoQrilOIQ+yMxGaCyM0SQOb/yIwhCtS:tJXoQryTiMxGaCLOOb/yhQS

Score
10/10
isrstealercollectionspywarestealertrojanupx

Malware Config

Targets

    • Target

      4fa0120232fbaed41bc4039a63818e0cd05cbf386e3198da8551c7ea390ce3dc

    • Size

      1.1MB

    • MD5

      0978c0afb277d9b7d385877d337ce00d

    • SHA1

      4bc4c1cb8ca4c7be485f86cc9f5de65bf92a3af2

    • SHA256

      4fa0120232fbaed41bc4039a63818e0cd05cbf386e3198da8551c7ea390ce3dc

    • SHA512

      e0ce1d5e8ed831bb8ec767b3db7865afa90bf2f7b3c1c13a09ccf95b8d7d969a9a53a26fe65ce0a37cf55cb11dc90acfe01962d9ef423fcb2b13f8da925998b7

    • SSDEEP

      24576:8RmJkqoQrilOIQ+yMxGaCyM0SQOb/yIwhCtS:tJXoQryTiMxGaCLOOb/yhQS

    Score
    10/10
    isrstealercollectionspywarestealertrojanupx

    • ISR Stealer

      ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

      trojanstealerisrstealer

    • ISR Stealer payload

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • UPX packed file

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

      upx

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses Microsoft Outlook accounts

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks