Overview

overview

10

Static

static

3

2024-04-19...uk.exe

windows7-x64

10

2024-04-19...uk.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-04-19_2545f67c8e64a3155e2b38af93be2384_ryuk

  • Size

    2.8MB

  • Sample

    240420-adyr2sbh7z

  • MD5

    2545f67c8e64a3155e2b38af93be2384

  • SHA1

    9834ed79f230a41458abd7e20b3c61cd05579f84

  • SHA256

    f22130568e8b133f8ee26ad002e3f3323cd1c7f6e1025f0fd27c5977fbe3e67a

  • SHA512

    a91974ac6817f23242ec998e2d0d91b5a6e7c414997b2cb00db76ec215e96189157b2ab1fbd5acb5a6e76c1e242c827424d8b8169bdfc6990a652a421b5c5d12

  • SSDEEP

    49152:CXYdaHvN8kHa507NUUWn043oHS3fvYwVq1/xT3DDbw0TUqy+Nwd:8WohS3Yw8yGE

Score
10/10
azovpersistenceransomwarespywarestealerwiper

Malware Config

Targets

    • Target

      2024-04-19_2545f67c8e64a3155e2b38af93be2384_ryuk

    • Size

      2.8MB

    • MD5

      2545f67c8e64a3155e2b38af93be2384

    • SHA1

      9834ed79f230a41458abd7e20b3c61cd05579f84

    • SHA256

      f22130568e8b133f8ee26ad002e3f3323cd1c7f6e1025f0fd27c5977fbe3e67a

    • SHA512

      a91974ac6817f23242ec998e2d0d91b5a6e7c414997b2cb00db76ec215e96189157b2ab1fbd5acb5a6e76c1e242c827424d8b8169bdfc6990a652a421b5c5d12

    • SSDEEP

      49152:CXYdaHvN8kHa507NUUWn043oHS3fvYwVq1/xT3DDbw0TUqy+Nwd:8WohS3Yw8yGE

    Score
    10/10
    azovpersistenceransomwarespywarestealerwiper

    • Azov

      A wiper seeking only damage, first seen in 2022.

      ransomwarewiperazov

    • Renames multiple (8300) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks