cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e | Triage

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Overview

overview

8

Static

static

8

cfb5b57b6d...3e.exe

windows7-x64

8

cfb5b57b6d...3e.exe

windows10-2004-x64

8

Sharing

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General

Target

cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e
Size

124KB
Sample

221203-ncmv2shg7w
MD5

8096dc261b9e7f2b7f92f3a8954b84cd
SHA1

893fc7136d6db7686365d937c7327b9cbffad1fe
SHA256

cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e
SHA512

9c297db506b0ed1bbede25910348cefea4f0d546af72934dcf6fbeb73c5d13bba6ad16f0ee628f3415003889e4203481cc8aa65f652dd056d13ec138ba750a4a
SSDEEP

1536:d0s6DJqNuVD0yDYmuxWH3WSD4KfXlPDs/ySu/3L:Ws69muVDYk3WSDTXl73

Score

8^/10

persistence upx vmprotect

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e.exe

Resource

win7-20220812-en

persistence upx vmprotect

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e.exe

Resource

win10v2004-20220812-en

persistence upx vmprotect

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e
- Size
  
  124KB
- MD5
  
  8096dc261b9e7f2b7f92f3a8954b84cd
- SHA1
  
  893fc7136d6db7686365d937c7327b9cbffad1fe
- SHA256
  
  cfb5b57b6d1cdf5ae6bd183f67731a9c02206e202d9afbb7704932b9aa3dc13e
- SHA512
  
  9c297db506b0ed1bbede25910348cefea4f0d546af72934dcf6fbeb73c5d13bba6ad16f0ee628f3415003889e4203481cc8aa65f652dd056d13ec138ba750a4a
- SSDEEP
  
  1536:d0s6DJqNuVD0yDYmuxWH3WSD4KfXlPDs/ySu/3L:Ws69muVDYk3WSDTXl73
Score

8^/10

persistence upx vmprotect
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- VMProtect packed file
  Detects executables packed with VMProtect commercial packer.
  vmprotect
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Deletes itself
- Loads dropped DLL
- Modifies WinLogon
  persistence
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

persistenceupxvmprotect

behavioral2

persistenceupxvmprotect

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