Overview

overview

10

Static

static

KYmFioOZjadXGyN.exe

windows7-x64

10

KYmFioOZjadXGyN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    KYmFioOZjadXGyN.exe

  • Size

    858KB

  • Sample

    220804-3fd5mscdc2

  • MD5

    27083a2f76b59bee44401da75eaa2aa0

  • SHA1

    fc43853029c2afe4caacada1406ac136a93e19b2

  • SHA256

    e01a44ecacb3c4c0e76c2708ad916ca81dba402b6e75a6fbef2874182af6c97f

  • SHA512

    b4228d82060d79b8568bed481e06d2734fe997bf1c0f3767ea237f90385cceed86237fa3039e30951df0d1f253aabc89d7b09d4b18ce50246f9400ab865c527d

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

      KYmFioOZjadXGyN.exe

    • Size

      858KB

    • MD5

      27083a2f76b59bee44401da75eaa2aa0

    • SHA1

      fc43853029c2afe4caacada1406ac136a93e19b2

    • SHA256

      e01a44ecacb3c4c0e76c2708ad916ca81dba402b6e75a6fbef2874182af6c97f

    • SHA512

      b4228d82060d79b8568bed481e06d2734fe997bf1c0f3767ea237f90385cceed86237fa3039e30951df0d1f253aabc89d7b09d4b18ce50246f9400ab865c527d

    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

    • 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

    • 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

3
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