berbew | 8db14e67ec6f751f7c6d9dde76daf78ce1bac0c10f8b3042ba51b53699c5b61e | Triage

Sharing

General

Target

8db14e67ec6f751f7c6d9dde76daf78ce1bac0c10f8b3042ba51b53699c5b61eN
Size

59KB
Sample

241013-rb2vcszene
MD5

a5a06894bbf631f6118941f103102430
SHA1

302d2f4d1b3f43cbd30b381135bc6628031a819e
SHA256

8db14e67ec6f751f7c6d9dde76daf78ce1bac0c10f8b3042ba51b53699c5b61e
SHA512

8c015835ad367070146b7d736fc7725a6d9fea32f0b2576d67d4e6ae27ea628fd3391a17c09187d1fcfbfb6d6b70443f3919d2dc7442fcf971deaf3825675d23
SSDEEP

1536:xWy3dSS1CbWkJgPsuWWRL+a3L/ftzdqKNCyVso:xjo3v0rftR8eso

Score

10^/10

berbew backdoor discovery persistence

Malware Config

Targets

- Target
  
  8db14e67ec6f751f7c6d9dde76daf78ce1bac0c10f8b3042ba51b53699c5b61eN
- Size
  
  59KB
- MD5
  
  a5a06894bbf631f6118941f103102430
- SHA1
  
  302d2f4d1b3f43cbd30b381135bc6628031a819e
- SHA256
  
  8db14e67ec6f751f7c6d9dde76daf78ce1bac0c10f8b3042ba51b53699c5b61e
- SHA512
  
  8c015835ad367070146b7d736fc7725a6d9fea32f0b2576d67d4e6ae27ea628fd3391a17c09187d1fcfbfb6d6b70443f3919d2dc7442fcf971deaf3825675d23
- SSDEEP
  
  1536:xWy3dSS1CbWkJgPsuWWRL+a3L/ftzdqKNCyVso:xjo3v0rftR8eso
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
- 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