Overview

overview

10

Static

static

ec889c7b55...9c.exe

windows7-x64

10

ec889c7b55...9c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ec889c7b55d7236ba0d5bde2c5d842d15752267d38597b2eb165cd04d3c0129c

  • Size

    648KB

  • Sample

    221127-q48myaca74

  • MD5

    894076096dbed940112524f6f4c5e03e

  • SHA1

    708137b59727628d351d3b13f10c5630ec7127be

  • SHA256

    ec889c7b55d7236ba0d5bde2c5d842d15752267d38597b2eb165cd04d3c0129c

  • SHA512

    78520cf458378e6d646caa1ae2e1baaafeb3c4f2299c40c6575b64f5e76d0bb6daba34451ebf6e51fe93a8a2a43ae510200b8be46e1209cd87fa75cb6963ae2c

  • SSDEEP

    12288:LW6hqMI1GJsvLBOyEtoWW6hqMI1GJsvLBOyEto1X:LW6hqMIcJgBvEtoWW6hqMIcJgBvEto1X

Score
10/10
isrstealercollectionspywarestealertrojanupx

Malware Config

Targets

    • Target

      ec889c7b55d7236ba0d5bde2c5d842d15752267d38597b2eb165cd04d3c0129c

    • Size

      648KB

    • MD5

      894076096dbed940112524f6f4c5e03e

    • SHA1

      708137b59727628d351d3b13f10c5630ec7127be

    • SHA256

      ec889c7b55d7236ba0d5bde2c5d842d15752267d38597b2eb165cd04d3c0129c

    • SHA512

      78520cf458378e6d646caa1ae2e1baaafeb3c4f2299c40c6575b64f5e76d0bb6daba34451ebf6e51fe93a8a2a43ae510200b8be46e1209cd87fa75cb6963ae2c

    • SSDEEP

      12288:LW6hqMI1GJsvLBOyEtoWW6hqMI1GJsvLBOyEto1X:LW6hqMIcJgBvEtoWW6hqMIcJgBvEto1X

    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

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • 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

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks