Overview

overview

8

Static

static

1

pdf24-pdf-...k1.exe

windows10-1703-x64

8

Resubmissions

01-03-2023 16:28

230301-tyz1dsgf2x 8

01-03-2023 16:06

230301-tkdj8sge3y 8

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General

  • Target

    pdf24-pdf-creator_Vj-0Tk1.exe.zip

  • Size

    1.1MB

  • Sample

    230301-tyz1dsgf2x

  • MD5

    6359223b411553b1eafd63c20f1ff6d3

  • SHA1

    d07917c4b766addf0d24875fcc1b0b5220db776a

  • SHA256

    99eddfd4532a9731dfcd285c08d52524967af46d5b05202e95cc5dc404aa0b76

  • SHA512

    e00b1929f5dfe924c5b3f2ee779a8566a3498ff979f2881d0309e7e62cfe8bbeab8a0899ea9fd992ce6b4837eb8dc49e07034a0774666ee888735462a41e13e2

  • SSDEEP

    24576:6+jJSXGK/z2l0ON9uJRqWZUKz52neVLwY9ew5sIpAP2iLdRNOZ:6+jnKLon4TZhMmDkYFAo

Score
8/10
discoveryevasionpersistencetrojan

Malware Config

Targets

    • Target

      pdf24-pdf-creator_Vj-0Tk1.exe

    • Size

      1.7MB

    • MD5

      99a9fbd5fee72ce51585309390a46717

    • SHA1

      ff39c56312090a909c2c0c82629c552a3b252a98

    • SHA256

      833064195b0c96bce9a8c00dc95df6bd9fce1092c1260ba0e877810bfc44b0aa

    • SHA512

      97f9a98fb48c8281818163d3dbe66fa246e1fe6a5a67f15175419992b0ca389cbe086e457177c21ce9c99ff05a1e0b508812cdf30220090a438dd8c94f73c6b7

    • SSDEEP

      24576:R4nXubIQGyxbPV0db26Wmd0l4sv1Et9uGpckT52zedlq89Ws5uIzk5aM/phdO7:Rqe3f61mZSffPMWrQ0ZkA

    Score
    8/10
    discoveryevasionpersistencetrojan

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

6
T1012

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks