Overview

overview

7

Static

static

3

2024-05-24...uk.exe

windows7-x64

7

2024-05-24...uk.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    2024-05-24_7999d52228cfa710c9fd959e005a0784_ryuk

  • Size

    2.8MB

  • Sample

    240524-ebnarabh68

  • MD5

    7999d52228cfa710c9fd959e005a0784

  • SHA1

    57a82a4403f69e36bf0e6b4775ea11e0f5b2312b

  • SHA256

    2e128acd3454653f7ea7256d5c6dbc65dc7e134c386449f31e701cbda6ea257a

  • SHA512

    dcc4d7ad0ab45d886079817995c127f43c441a07b22d36a0ff9e74d9a4a9c283f650f90dcf2bc8061f21b2929a88b6ca7393af66ed889812b51d76cf4fc0b31d

  • SSDEEP

    49152:ZCVBvcQxMKUDkqMfRW9Ecc2u243a01TItTbzGi2fDzNDNui0hBdH3eT6ZU6CENl0:k9chOOuiP6DtNuTBpOT69CEN6rV

Score
7/10
persistencespywarestealer

Malware Config

Targets

    • Target

      2024-05-24_7999d52228cfa710c9fd959e005a0784_ryuk

    • Size

      2.8MB

    • MD5

      7999d52228cfa710c9fd959e005a0784

    • SHA1

      57a82a4403f69e36bf0e6b4775ea11e0f5b2312b

    • SHA256

      2e128acd3454653f7ea7256d5c6dbc65dc7e134c386449f31e701cbda6ea257a

    • SHA512

      dcc4d7ad0ab45d886079817995c127f43c441a07b22d36a0ff9e74d9a4a9c283f650f90dcf2bc8061f21b2929a88b6ca7393af66ed889812b51d76cf4fc0b31d

    • SSDEEP

      49152:ZCVBvcQxMKUDkqMfRW9Ecc2u243a01TItTbzGi2fDzNDNui0hBdH3eT6ZU6CENl0:k9chOOuiP6DtNuTBpOT69CEN6rV

    Score
    7/10
    persistencespywarestealer

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Modify Registry

3
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

3
T1082

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks