Overview

overview

10

Static

static

fJvwDbVyiI8EOEk.exe

windows7-x64

10

fJvwDbVyiI8EOEk.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fJvwDbVyiI8EOEk.exe

  • Size

    575KB

  • Sample

    220720-k9lsgaedaq

  • MD5

    78fd3b99caf88ac2ece715e72c0eaf56

  • SHA1

    f581b9bfec6e14a7e8e0fcfb399686dc556b50eb

  • SHA256

    554c0655405441fc527ba1d0393c1bb6fb4b3d1925b50821dee1c7810f402c71

  • SHA512

    f20033fe26630195c18c6d7e5514edf1afd559215605de7ed2111e00f110e786ec175e2833de32fb28d539ff4421a41138941fed3cd209d9a090defd5d9842f0

Score
10/10
formbookxloaderzzunloaderpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

xloader

Version

2.9

Campaign

zzun

Decoy

JnNtRHyNupy0GqRzAcasu7hb4rc=

Qv593NGLE7p9UNSaVkPXljAJm2QCNnc=

ePArIFWvjkkMgVEVhw4M4Jk=

26rqUwJ7dD0AiDI=

pBAxMHeK741QFw==

kHD7TPt5846pUMTX

56UnjFjHL1i0j659h3LymRnHpQj+SshC

4vKlKHflPqmWXRbrRwfPtrhb4rc=

6LBd4qButFAi

phMzGll8Ue7Fu+inq5cdnPaSugG3

NKswiQGCvZoG5FgsdHEI

rtTHnuUY8M1qVcXV

SOmECrlAt2oGAA==

L1ep9adutFAi

/UE+/AyvE6uEl28weFI=

IP+xMPQxJR4NE6TK

xvW5GN9/rqA5YUoOVt185Sf7Uw==

fRFNW9DhxL6VF7LA

KFYTfkaY741QFw==

W4JGvMBmt2oGAA==

Targets

    • Target

      fJvwDbVyiI8EOEk.exe

    • Size

      575KB

    • MD5

      78fd3b99caf88ac2ece715e72c0eaf56

    • SHA1

      f581b9bfec6e14a7e8e0fcfb399686dc556b50eb

    • SHA256

      554c0655405441fc527ba1d0393c1bb6fb4b3d1925b50821dee1c7810f402c71

    • SHA512

      f20033fe26630195c18c6d7e5514edf1afd559215605de7ed2111e00f110e786ec175e2833de32fb28d539ff4421a41138941fed3cd209d9a090defd5d9842f0

    Score
    10/10
    formbookxloaderzzunloaderpersistenceratspywarestealertrojan

    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

      trojanspywarestealerformbook

    • Xloader

      Xloader is a rebranded version of Formbook malware.

      loaderxloader

    • Xloader payload

      rat

    • Adds policy Run key to start application

      persistence

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Deletes itself

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Defense Evasion

Modify Registry

4
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

Exfiltration

Command and Control

Impact

Tasks