Overview

overview

10

Static

static

7

1b1e3084cc...94.exe

windows7-x64

10

1b1e3084cc...94.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1b1e3084cc098dd5088caa23b8d96219d5d906c1d71a44e0a0a0f28858867894

  • Size

    438KB

  • Sample

    221128-m7z87adf6s

  • MD5

    e1a72ac50663dc79c2b9a1307ebd7fb9

  • SHA1

    a58bc72414ad4a1e93f4207ddc3ea895f069faf7

  • SHA256

    1b1e3084cc098dd5088caa23b8d96219d5d906c1d71a44e0a0a0f28858867894

  • SHA512

    e62fc674e5b09304ccf0e0fdab317006ac13e85c62529c1d379113a70ade0d7ad113cc4dcb50ba6342429b4bb729ca2d1816dc9780adffafac3dd364f9088e40

  • SSDEEP

    12288:lQVvdu+ATmOHEZER9vcndFhtOdJxe1Q3jjN:lQvAbTmOsM987tOR

Score
10/10
isrstealeragilenetcollectionspywarestealertrojanupx

Malware Config

Targets

    • Target

      1b1e3084cc098dd5088caa23b8d96219d5d906c1d71a44e0a0a0f28858867894

    • Size

      438KB

    • MD5

      e1a72ac50663dc79c2b9a1307ebd7fb9

    • SHA1

      a58bc72414ad4a1e93f4207ddc3ea895f069faf7

    • SHA256

      1b1e3084cc098dd5088caa23b8d96219d5d906c1d71a44e0a0a0f28858867894

    • SHA512

      e62fc674e5b09304ccf0e0fdab317006ac13e85c62529c1d379113a70ade0d7ad113cc4dcb50ba6342429b4bb729ca2d1816dc9780adffafac3dd364f9088e40

    • SSDEEP

      12288:lQVvdu+ATmOHEZER9vcndFhtOdJxe1Q3jjN:lQvAbTmOsM987tOR

    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

    • Checks computer location settings

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

    • 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