ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d | Triage

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Overview

overview

Static

static

ef39e86415...1d.exe

windows7-x64

ef39e86415...1d.exe

windows10-2004-x64

Sharing

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General

Target

ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d
Size

177KB
Sample

221002-n1s2zafcgk
MD5

66d6129b6222698871dfe75744574140
SHA1

8cfcc9b2eb0bdf57c672c2717698449c6365e727
SHA256

ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d
SHA512

5c979ca7df678d4c0b83c7b1f181d74f1e06419b916bb0fa9fe69fcca43d967f54564363b0090550f5a14a23a2d4c789ee55110aca5222ab5f9b8f0a5ec2fbcd
SSDEEP

3072:mH4MnMqAOOtxTb1DG4SWeIajBsVroNw7dVQoD43GD5a7IW+:mHZnMqALTmIajSdoNQdWoD485a7ID

Score

10^/10

evasion persistence trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d.exe

Resource

win7-20220812-en

evasion persistence trojan upx

windows7-x64

19 signatures

150 seconds

Behavioral task

behavioral2

Sample

ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d.exe

Resource

win10v2004-20220812-en

evasion trojan upx

windows10-2004-x64

19 signatures

150 seconds

Malware Config

Targets

- Target
  
  ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d
- Size
  
  177KB
- MD5
  
  66d6129b6222698871dfe75744574140
- SHA1
  
  8cfcc9b2eb0bdf57c672c2717698449c6365e727
- SHA256
  
  ef39e86415c40bd689daa72244dc89e85a627984b062b6f625755d1cb20bfd1d
- SHA512
  
  5c979ca7df678d4c0b83c7b1f181d74f1e06419b916bb0fa9fe69fcca43d967f54564363b0090550f5a14a23a2d4c789ee55110aca5222ab5f9b8f0a5ec2fbcd
- SSDEEP
  
  3072:mH4MnMqAOOtxTb1DG4SWeIajBsVroNw7dVQoD43GD5a7IW+:mHZnMqALTmIajSdoNQdWoD485a7ID
Score

10^/10

evasion persistence trojan upx
- Modifies WinLogon for persistence
  persistence
- Modifies firewall policy service
  evasion
- Modifies security service
  evasion
- UAC bypass
  evasion trojan
- Windows security bypass
  evasion trojan
- Executes dropped EXE
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Drops startup file
- Loads dropped DLL
- Windows security modification
  evasion trojan
- Adds Run key to start application
  persistence
- Checks whether UAC is enabled
  evasion trojan
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

evasionpersistencetrojanupx

behavioral2

evasiontrojanupx

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