Overview

overview

10

Static

static

10

81d56782c6...77.exe

windows7-x64

10

81d56782c6...77.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    81d56782c615b93c5f02f960f5472377.exe

  • Size

    664KB

  • Sample

    240426-me7gssed57

  • MD5

    81d56782c615b93c5f02f960f5472377

  • SHA1

    7411cacfd0d7323ee9ba43fef85aece74ad39f06

  • SHA256

    5da472d898c8cca8b79a6f3883c1173e5284f6df8bc62963cb15d09524eb030b

  • SHA512

    b73c92cf75c17c95a5e4e9f8f5189eb828fdabae94095a4a784b436a7892171c3526ebc079c20f3a7febdf334206857d10f74206bb23b573bf43f42b5bdf2b7d

  • SSDEEP

    12288:pwxWY1jepV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDk:pw8MeW4XWleKWNUir2MhNl6zX3w9As/8

Score
10/10
berbewbackdoordropperpersistencetrojan

Malware Config

Targets

    • Target

      81d56782c615b93c5f02f960f5472377.exe

    • Size

      664KB

    • MD5

      81d56782c615b93c5f02f960f5472377

    • SHA1

      7411cacfd0d7323ee9ba43fef85aece74ad39f06

    • SHA256

      5da472d898c8cca8b79a6f3883c1173e5284f6df8bc62963cb15d09524eb030b

    • SHA512

      b73c92cf75c17c95a5e4e9f8f5189eb828fdabae94095a4a784b436a7892171c3526ebc079c20f3a7febdf334206857d10f74206bb23b573bf43f42b5bdf2b7d

    • SSDEEP

      12288:pwxWY1jepV6yYP4rbpV6yYPg058KpV6yYPNUir2MhNl6zX3w9As/xO23WM6tJmDk:pw8MeW4XWleKWNUir2MhNl6zX3w9As/8

    Score
    10/10
    backdoordropperpersistencetrojan

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Malware Dropper & Backdoor - Berbew

      Berbew is a backdoor Trojan malware with capabilities to download and install a range of additional malicious software, such as other Trojans, ransomware, and cryptominers.

      backdoortrojandropper

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks