Overview

overview

10

Static

static

bedd890371...8e.exe

windows7-x64

10

bedd890371...8e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bedd890371ab90589275b28f5fbed4afce661a36a0bf2ba8c2f6a0e0a998f98e

  • Size

    137KB

  • Sample

    221202-hchnfabh76

  • MD5

    2e840b1fb63cc38ea0d768f5fd929ed0

  • SHA1

    9a20200c548498358a8260e1bb4cc532959ca757

  • SHA256

    bedd890371ab90589275b28f5fbed4afce661a36a0bf2ba8c2f6a0e0a998f98e

  • SHA512

    24223fc0c6c8a3e0ab15fb8f0f390b33090aed9647873cd03cea0d2afdb68c4fac7d0ed7fa2c60d827756ece3e13029505dea56265942e82f5dc82fda566b521

  • SSDEEP

    3072:jLe/nnOXTLkyPeP9ib/Uk8TRefB17FC/99:W/nnOvk/P9iok8TMfXg7

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      bedd890371ab90589275b28f5fbed4afce661a36a0bf2ba8c2f6a0e0a998f98e

    • Size

      137KB

    • MD5

      2e840b1fb63cc38ea0d768f5fd929ed0

    • SHA1

      9a20200c548498358a8260e1bb4cc532959ca757

    • SHA256

      bedd890371ab90589275b28f5fbed4afce661a36a0bf2ba8c2f6a0e0a998f98e

    • SHA512

      24223fc0c6c8a3e0ab15fb8f0f390b33090aed9647873cd03cea0d2afdb68c4fac7d0ed7fa2c60d827756ece3e13029505dea56265942e82f5dc82fda566b521

    • SSDEEP

      3072:jLe/nnOXTLkyPeP9ib/Uk8TRefB17FC/99:W/nnOvk/P9iok8TMfXg7

    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