berbew | 1a0afd975265caf2ff84495101508504fe6d8d010fe63ac4ad04ec6b6d1438c6 | Triage

Sharing

General

Target

1a0afd975265caf2ff84495101508504fe6d8d010fe63ac4ad04ec6b6d1438c6
Size

92KB
Sample

241222-yx5lpsxrfn
MD5

fe6566fd358f4bc76b016fbd7d469145
SHA1

a04ca4beac9ca9233b221ce7513fee8867905c9b
SHA256

1a0afd975265caf2ff84495101508504fe6d8d010fe63ac4ad04ec6b6d1438c6
SHA512

1e7594d81326382953be80bd338441b564ea64a60c32d224b3a6d505f18515e64d9ec6053a078b5d6d74941c6417849f41507b87f800f34e276aab4a998d36ea
SSDEEP

1536:TtZI/EFAt9W3bmSuhLRS6r5JZM000000xoXwakywkdQO6nKQrUoR24HsUs:YcFAtVxlS4ZM000000xxaRwk2U6THsR

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
  
  1a0afd975265caf2ff84495101508504fe6d8d010fe63ac4ad04ec6b6d1438c6
- Size
  
  92KB
- MD5
  
  fe6566fd358f4bc76b016fbd7d469145
- SHA1
  
  a04ca4beac9ca9233b221ce7513fee8867905c9b
- SHA256
  
  1a0afd975265caf2ff84495101508504fe6d8d010fe63ac4ad04ec6b6d1438c6
- SHA512
  
  1e7594d81326382953be80bd338441b564ea64a60c32d224b3a6d505f18515e64d9ec6053a078b5d6d74941c6417849f41507b87f800f34e276aab4a998d36ea
- SSDEEP
  
  1536:TtZI/EFAt9W3bmSuhLRS6r5JZM000000xoXwakywkdQO6nKQrUoR24HsUs:YcFAtVxlS4ZM000000xxaRwk2U6THsR
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