berbew | 13066f03a841ccbdcbbef1adac7bf1e0569b4eb059b229777fa78d67052f4916 | Triage

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Overview

overview

Static

static

NEAS.d3043...JC.exe

windows7-x64

NEAS.d3043...JC.exe

windows10-2004-x64

Sharing

General

Target

NEAS.d304371152208304b5f8c62302394970_JC.exe
Size

459KB
Sample

231105-eham8sae8s
MD5

d304371152208304b5f8c62302394970
SHA1

389c033b64045dfd4cff148918202692a1e09d92
SHA256

13066f03a841ccbdcbbef1adac7bf1e0569b4eb059b229777fa78d67052f4916
SHA512

adf3f9a401d0518fbf3a993ed28c3ad847563ed617fa4798ad655a3b25ab7e70bc756fc2f8ac23609545ae4209b310487e65f530f88764ebfba8fd85914ce5b1
SSDEEP

12288:Hg5wIaJwIKfDy/phgeczlqczZd7LFB3oFHoGnFjVZnykJGvpHGdt:Hg5wLJwFfDy/phgeczlqczZd7LFB3oFl

Score

10^/10

berbew dropper persistence trojan

Static task

static1

persistence dropper trojan berbew

3 signatures

Behavioral task

behavioral1

Sample

NEAS.d304371152208304b5f8c62302394970_JC.exe

Resource

win7-20231020-en

dropper persistence trojan

windows7-x64

7 signatures

150 seconds

Behavioral task

behavioral2

Sample

NEAS.d304371152208304b5f8c62302394970_JC.exe

Resource

win10v2004-20231020-en

dropper persistence trojan

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  NEAS.d304371152208304b5f8c62302394970_JC.exe
- Size
  
  459KB
- MD5
  
  d304371152208304b5f8c62302394970
- SHA1
  
  389c033b64045dfd4cff148918202692a1e09d92
- SHA256
  
  13066f03a841ccbdcbbef1adac7bf1e0569b4eb059b229777fa78d67052f4916
- SHA512
  
  adf3f9a401d0518fbf3a993ed28c3ad847563ed617fa4798ad655a3b25ab7e70bc756fc2f8ac23609545ae4209b310487e65f530f88764ebfba8fd85914ce5b1
- SSDEEP
  
  12288:Hg5wIaJwIKfDy/phgeczlqczZd7LFB3oFHoGnFjVZnykJGvpHGdt:Hg5wLJwFfDy/phgeczlqczZd7LFB3oFl
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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