zgrat | 914e752bafce2960257ed71a9cdb217ca0ac62da5d8010f3e4611e1ca892f153 | Triage

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Reports

Overview

overview

Static

static

1991d51d2e...56.exe

windows7-x64

1991d51d2e...56.exe

windows10-2004-x64

Sharing

General

Target

506cd587919d4bb571795ea1c1e64d80.bin
Size

1.3MB
Sample

240118-bvk3ysabcr
MD5

eb92066fe91df4b60cd9bfdc67fc277c
SHA1

0281f0ff008da81ee29958f2d73b1ae5f1164660
SHA256

914e752bafce2960257ed71a9cdb217ca0ac62da5d8010f3e4611e1ca892f153
SHA512

68cdeaf0bd2c2c600eff08d0f1b6741567067bca6451c594f146731d831b15af0185a03effe40f61529d400aa286e288e70422b3ee6a0997168c1c8aee813287
SSDEEP

24576:zdetS7NwMJsrOUaB4tWMiYu2iRX+/QRxr4wDOqBbiT3e+UBNSVVUkN:4UVJeOUaSwV2nxwDOqBbO3Mc5N

Score

10^/10

zgrat evasion persistence rat spyware stealer

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256.exe

Resource

win7-20231129-en

zgrat evasion persistence rat spyware stealer

windows7-x64

20 signatures

150 seconds

Behavioral task

behavioral2

Sample

1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256.exe

Resource

win10v2004-20231222-en

zgrat evasion persistence rat spyware stealer

windows10-2004-x64

21 signatures

150 seconds

Malware Config

Targets

- Target
  
  1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256.exe
- Size
  
  2.2MB
- MD5
  
  506cd587919d4bb571795ea1c1e64d80
- SHA1
  
  c04c19373251eb40197975fbf901ff802e92e22d
- SHA256
  
  1991d51d2e2c4d278e49edbfc045461bb208504d759e91eb9c14f26ad4ac6256
- SHA512
  
  ab9577410cb2eb1e0fd3e71c2c5d3d13a38563db70e7017734f5067171442b561b1297bf339ddfa54ae266c720a383c7e4c7a63b23a6cdb433651b7ed8cbc30b
- SSDEEP
  
  24576:2TbBv5rUyXVl6fDEs25370/5lJHI2cxaSzXykO0eW66f3XEWpEmEQ/2VmCthZ2yt:IBJEECrHjxdXZsUWzuUQME46LMEQ70
Score

10^/10

zgrat evasion persistence rat spyware stealer
- Detect ZGRat V1
- Modifies WinLogon for persistence
  persistence
- Process spawned unexpected child process
  This typically indicates the parent process was compromised via an exploit or macro.
- ZGRat
  ZGRat is remote access trojan written in C#.
  rat zgrat
- Disables Task Manager via registry modification
  evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Scheduled Task/Job

Defense Evasion

Modify Registry

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Query Registry

Remote System Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

zgratevasionpersistenceratspywarestealer

behavioral2

zgratevasionpersistenceratspywarestealer

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