berbew | eb59ab29e11393f91bebc0131154ac63d38d3bbe589f0fe82907b120f728ea6b | Triage

Sharing

General

Target

eb59ab29e11393f91bebc0131154ac63d38d3bbe589f0fe82907b120f728ea6bN.exe
Size

128KB
Sample

241208-bm61fstrdz
MD5

cb5e84356dfee23fdaca55017e6a3a60
SHA1

0d45c088fe51a53395c0161c0a9fbe698332bef9
SHA256

eb59ab29e11393f91bebc0131154ac63d38d3bbe589f0fe82907b120f728ea6b
SHA512

c695040dfd1799c7fa6c564884d61ada78ad5f08b93775baa047d875c0ca620816054498af97c0ecd2e562c992d7c8b20c8901b4dbc0e5f4dcde80ba27fe3a87
SSDEEP

3072:Ke6ahUutEwcb3tb+0Ga0R4hFrzGYJpD9r8XxrYnQ0:K3afQbJGa0R4hF/GyZ6Yl

Score

10^/10

berbew backdoor discovery persistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

- Target
  
  eb59ab29e11393f91bebc0131154ac63d38d3bbe589f0fe82907b120f728ea6bN.exe
- Size
  
  128KB
- MD5
  
  cb5e84356dfee23fdaca55017e6a3a60
- SHA1
  
  0d45c088fe51a53395c0161c0a9fbe698332bef9
- SHA256
  
  eb59ab29e11393f91bebc0131154ac63d38d3bbe589f0fe82907b120f728ea6b
- SHA512
  
  c695040dfd1799c7fa6c564884d61ada78ad5f08b93775baa047d875c0ca620816054498af97c0ecd2e562c992d7c8b20c8901b4dbc0e5f4dcde80ba27fe3a87
- SSDEEP
  
  3072:Ke6ahUutEwcb3tb+0Ga0R4hFrzGYJpD9r8XxrYnQ0:K3afQbJGa0R4hF/GyZ6Yl
Score

10^/10

berbew backdoor discovery persistence
- Adds autorun key to be loaded by Explorer.exe on startup
  persistence
- Berbew
  Berbew is a backdoor written in C++.
  backdoor berbew
- Berbew family
  berbew
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

berbewbackdoordiscoverypersistence

behavioral2

berbewbackdoordiscoverypersistence