berbew | 4347c68b02121b8a0f919b201d69f48d81cb4956adc456eacc30bb55a509e136 | Triage

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Overview

overview

Static

static

NEAS.f214c...JC.exe

windows7-x64

NEAS.f214c...JC.exe

windows10-2004-x64

Sharing

General

Target

NEAS.f214c8dc49c6480ede84a736732a7a40_JC.exe
Size

130KB
Sample

231023-2ngeasgf7y
MD5

f214c8dc49c6480ede84a736732a7a40
SHA1

d4c72d7a18673a75ef2271290e9432d275c93537
SHA256

4347c68b02121b8a0f919b201d69f48d81cb4956adc456eacc30bb55a509e136
SHA512

c5d3caebf2a2b9d28db2adf39060d0d48062c41c2860893eb4fb665dbc2c94b8cb8b468b606eaa58d8517f77d59299eb03e911d0b8d25c48d56e8383b24647fe
SSDEEP

3072:2MWqat3iG22/BhHmiImXJ2fYdV46nfPyxWhj8NCM/4:2Hqc3iB4BhHmNEcYj9nhV8NCV

Score

10^/10

berbew dropper persistence trojan

Static task

static1

persistence dropper trojan berbew

3 signatures

Behavioral task

behavioral1

Sample

NEAS.f214c8dc49c6480ede84a736732a7a40_JC.exe

Resource

win7-20231023-en

dropper persistence trojan

windows7-x64

8 signatures

150 seconds

Behavioral task

behavioral2

Sample

NEAS.f214c8dc49c6480ede84a736732a7a40_JC.exe

Resource

win10v2004-20231020-en

dropper persistence trojan

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  NEAS.f214c8dc49c6480ede84a736732a7a40_JC.exe
- Size
  
  130KB
- MD5
  
  f214c8dc49c6480ede84a736732a7a40
- SHA1
  
  d4c72d7a18673a75ef2271290e9432d275c93537
- SHA256
  
  4347c68b02121b8a0f919b201d69f48d81cb4956adc456eacc30bb55a509e136
- SHA512
  
  c5d3caebf2a2b9d28db2adf39060d0d48062c41c2860893eb4fb665dbc2c94b8cb8b468b606eaa58d8517f77d59299eb03e911d0b8d25c48d56e8383b24647fe
- SSDEEP
  
  3072:2MWqat3iG22/BhHmiImXJ2fYdV46nfPyxWhj8NCM/4:2Hqc3iB4BhHmNEcYj9nhV8NCV
Score

10^/10

dropper persistence trojan
- Adds autorun key to be loaded by Explorer.exe on startup
  persistence
- Malware Backdoor - Berbew
  Berbew is a malware infection classified as a 'backdoor' Trojan. This malicious program's primary function is to cause chain infections - it can download/install additional malware such as other Trojans, ransomware, and cryptominers.
  persistence dropper trojan
- 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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

persistencedroppertrojanberbew

behavioral1

dropperpersistencetrojan

behavioral2

dropperpersistencetrojan

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