berbew | 7ebe7e0f2235c0a3f2218aacff268dd40a3d8b3bfc497a8733e55256d180668f | Triage

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Overview

overview

Static

static

NEAS.fd2a0...10.exe

windows7-x64

NEAS.fd2a0...10.exe

windows10-2004-x64

Sharing

General

Target

NEAS.fd2a07efc83b97f4b1e6626b18837610.exe
Size

374KB
Sample

231101-rreprshg81
MD5

fd2a07efc83b97f4b1e6626b18837610
SHA1

e559351237b8a047bf9fbbe8d738102b835c187b
SHA256

7ebe7e0f2235c0a3f2218aacff268dd40a3d8b3bfc497a8733e55256d180668f
SHA512

b8a7ceb967f1b6dc757c6f3966d16efbd94e6dffd5a5d31c899156b9d89c3ef476eb3d3d405e71ddf1b6468e6d72e3e8fec389507dee6129951c61dbe1309a34
SSDEEP

6144:ad9hpEF+v+Eu6QnFw5+0pU8oStTf3runG/qoxfIkeI1SHkF63lngMBdkw8ZF+Y:4AFME6uidyzwr6AxfLeI1Su63lgMBdID

Score

10^/10

berbew dropper persistence trojan

Static task

static1

persistence dropper trojan berbew

3 signatures

Behavioral task

behavioral1

Sample

NEAS.fd2a07efc83b97f4b1e6626b18837610.exe

Resource

win7-20231023-en

dropper persistence trojan

windows7-x64

7 signatures

150 seconds

Behavioral task

behavioral2

Sample

NEAS.fd2a07efc83b97f4b1e6626b18837610.exe

Resource

win10v2004-20231023-en

dropper persistence trojan

windows10-2004-x64

7 signatures

150 seconds

Malware Config

Targets

- Target
  
  NEAS.fd2a07efc83b97f4b1e6626b18837610.exe
- Size
  
  374KB
- MD5
  
  fd2a07efc83b97f4b1e6626b18837610
- SHA1
  
  e559351237b8a047bf9fbbe8d738102b835c187b
- SHA256
  
  7ebe7e0f2235c0a3f2218aacff268dd40a3d8b3bfc497a8733e55256d180668f
- SHA512
  
  b8a7ceb967f1b6dc757c6f3966d16efbd94e6dffd5a5d31c899156b9d89c3ef476eb3d3d405e71ddf1b6468e6d72e3e8fec389507dee6129951c61dbe1309a34
- SSDEEP
  
  6144:ad9hpEF+v+Eu6QnFw5+0pU8oStTf3runG/qoxfIkeI1SHkF63lngMBdkw8ZF+Y:4AFME6uidyzwr6AxfLeI1Su63lgMBdID
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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