Overview

overview

10

Static

static

f3a9535175...89.exe

windows7-x64

10

f3a9535175...89.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f3a9535175a780ed07a7325f420c8781cc5eb56074624abb794f2518f7bb6c89

  • Size

    120KB

  • Sample

    221002-2kz28sdfh4

  • MD5

    6c1dbc98846d4cca09f5243dd85acfb0

  • SHA1

    0c5e2c82ada6d07e5293f5af6105650613364359

  • SHA256

    f3a9535175a780ed07a7325f420c8781cc5eb56074624abb794f2518f7bb6c89

  • SHA512

    45944111ce478dacc4c6723c288013805593587489247f9eb8f591dd6f737cb5e6f0161cf50116edb90f5f2ab405e51694db553d2b365f3f694ac40ca236dee4

  • SSDEEP

    1536:XUVCTeffiQwWkUyXUQsj2IVXnn5MjmOPk4aP4aQol7tS0D:kVrffiQfkJUzj2IBujNP/aPQG

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      f3a9535175a780ed07a7325f420c8781cc5eb56074624abb794f2518f7bb6c89

    • Size

      120KB

    • MD5

      6c1dbc98846d4cca09f5243dd85acfb0

    • SHA1

      0c5e2c82ada6d07e5293f5af6105650613364359

    • SHA256

      f3a9535175a780ed07a7325f420c8781cc5eb56074624abb794f2518f7bb6c89

    • SHA512

      45944111ce478dacc4c6723c288013805593587489247f9eb8f591dd6f737cb5e6f0161cf50116edb90f5f2ab405e51694db553d2b365f3f694ac40ca236dee4

    • SSDEEP

      1536:XUVCTeffiQwWkUyXUQsj2IVXnn5MjmOPk4aP4aQol7tS0D:kVrffiQfkJUzj2IBujNP/aPQG

    Score
    10/10
    evasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks