neshta | eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7 | Triage

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Overview

overview

Static

static

eef73af859...7N.exe

windows7-x64

eef73af859...7N.exe

windows10-2004-x64

Sharing

General

Target

eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7N.exe
Size

665KB
Sample

250102-nvjw4stjep
MD5

f593f40740b30e34627808b19938ee90
SHA1

aa2e5906bc5db346735d6e126f5e037f78f4560a
SHA256

eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7
SHA512

a4546dff261dfb3dc1d924fed651a5eb43822f0bf066d85962c0006a40901d1e8d77ce56c4df3ab90109187db533da2bcf081ab72960ef59f7f94d5ab298e4aa
SSDEEP

6144:k97UqPg/wobETHTxGmxUceE4wenHDBXR6fAAGIeoclMra0nFe8iSQz7/N2U6Cctt:GUp/wKaHTx3UciwOse7uhn4TFN2U6Bv

Score

10^/10

neshta discovery persistence phishing spyware stealer

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7N.exe

Resource

win7-20240903-en

neshta discovery persistence phishing spyware stealer

windows7-x64

17 signatures

120 seconds

Behavioral task

behavioral2

Sample

eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7N.exe

Resource

win10v2004-20241007-en

neshta discovery persistence spyware stealer

windows10-2004-x64

20 signatures

120 seconds

Malware Config

Targets

- Target
  
  eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7N.exe
- Size
  
  665KB
- MD5
  
  f593f40740b30e34627808b19938ee90
- SHA1
  
  aa2e5906bc5db346735d6e126f5e037f78f4560a
- SHA256
  
  eef73af859c16b902fac263fd2f88d3f51e88845f81c75d732f5b94d3749d4e7
- SHA512
  
  a4546dff261dfb3dc1d924fed651a5eb43822f0bf066d85962c0006a40901d1e8d77ce56c4df3ab90109187db533da2bcf081ab72960ef59f7f94d5ab298e4aa
- SSDEEP
  
  6144:k97UqPg/wobETHTxGmxUceE4wenHDBXR6fAAGIeoclMra0nFe8iSQz7/N2U6Cctt:GUp/wKaHTx3UciwOse7uhn4TFN2U6Bv
Score

10^/10

neshta discovery persistence phishing spyware stealer
- Detect Neshta payload
- Neshta
  Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
  persistence spyware neshta
- Neshta family
  neshta
- Suspicious use of NtCreateUserProcessOtherParentProcess
- A potential corporate email address has been identified in the URL: [email protected]
  phishing
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Modifies system executable filetype association
  persistence
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

Change Default File Association

Privilege Escalation

Event Triggered Execution

Change Default File Association

Defense Evasion

Modify Registry

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Unsecured Credentials

Credentials In Files

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

neshtadiscoverypersistencephishingspywarestealer

behavioral2

neshtadiscoverypersistencespywarestealer

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