Overview

overview

8

Static

static

8

c5a73a3499...ce.doc

windows7-x64

8

c5a73a3499...ce.doc

windows10-2004-x64

8

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General

  • Target

    c5a73a3499d0208c50a3459a4231a561ca6afdef6b55cf66a151a1322c3294ce

  • Size

    223KB

  • Sample

    230313-jay33sbb2v

  • MD5

    88e8ebfd7f92d24f5a9d0d780c4ae8f7

  • SHA1

    8f7a3a9823bf3f8177b98578f249015177dc570e

  • SHA256

    c5a73a3499d0208c50a3459a4231a561ca6afdef6b55cf66a151a1322c3294ce

  • SHA512

    3b1ad7947caffd2479d60cf740c890d6a5fe16c661fa476e2c36dd66b087ae7a52241a20f9bcb3464b796c0f2a92f635e4cc0992e2d87c3b6b957e013ddf93d7

  • SSDEEP

    6144:P9+Z/K6tPrJ+dVK1isYnMGz+5SVWU+rAYIWEfp9ewCj7nsM6RO9:1+Z/K6J5eMi+AXQvwPewCj7n7kO

Score
8/10
evasionmacromacro_on_actionupx

Malware Config

Targets

    • Target

      c5a73a3499d0208c50a3459a4231a561ca6afdef6b55cf66a151a1322c3294ce

    • Size

      223KB

    • MD5

      88e8ebfd7f92d24f5a9d0d780c4ae8f7

    • SHA1

      8f7a3a9823bf3f8177b98578f249015177dc570e

    • SHA256

      c5a73a3499d0208c50a3459a4231a561ca6afdef6b55cf66a151a1322c3294ce

    • SHA512

      3b1ad7947caffd2479d60cf740c890d6a5fe16c661fa476e2c36dd66b087ae7a52241a20f9bcb3464b796c0f2a92f635e4cc0992e2d87c3b6b957e013ddf93d7

    • SSDEEP

      6144:P9+Z/K6tPrJ+dVK1isYnMGz+5SVWU+rAYIWEfp9ewCj7nsM6RO9:1+Z/K6J5eMi+AXQvwPewCj7n7kO

    Score
    8/10
    evasionupx

    • Blocklisted process makes network request

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1
T1059

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

6
T1082

Process Discovery

1
T1057

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks