Overview

overview

10

Static

static

uBNDpDq5KCpni8Q.exe

windows7-x64

10

uBNDpDq5KCpni8Q.exe

windows10-2004-x64

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General

  • Target

    uBNDpDq5KCpni8Q.exe

  • Size

    562KB

  • Sample

    220718-xlbzksegfr

  • MD5

    3bb22de5c976e365a88992fe70b83b34

  • SHA1

    816685495e57324d9a617453dc4cf42c0d2e6afc

  • SHA256

    864e3cbfb352bd8662d6db3c994488c2852d471a5b9d2426552f1506fc67f68b

  • SHA512

    8c0854fb7e9548b33d6ffd31605ef51fdf01009bfd7e480a4f4b91b09d26c6f8f722681bf3e8201ddd472796366191bf1fe1c65bcb9577073e724aef7da66d22

Score
10/10
formbookxloaderzzunloaderpersistenceratspywarestealersuricatatrojan

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

      uBNDpDq5KCpni8Q.exe

    • Size

      562KB

    • MD5

      3bb22de5c976e365a88992fe70b83b34

    • SHA1

      816685495e57324d9a617453dc4cf42c0d2e6afc

    • SHA256

      864e3cbfb352bd8662d6db3c994488c2852d471a5b9d2426552f1506fc67f68b

    • SHA512

      8c0854fb7e9548b33d6ffd31605ef51fdf01009bfd7e480a4f4b91b09d26c6f8f722681bf3e8201ddd472796366191bf1fe1c65bcb9577073e724aef7da66d22

    Score
    10/10
    formbookxloaderzzunloaderpersistenceratspywarestealersuricatatrojan

    • Formbook

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

      trojanspywarestealerformbook

    • Xloader

      Xloader is a rebranded version of Formbook malware.

      loaderxloader

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata

    • Xloader payload

      rat

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks