Overview

overview

9

Static

static

8

sisi.exe

windows7_x64

9

sisi.exe

windows10_x64

9

Sharing

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General

  • Target

    sisi.exe

  • Size

    846KB

  • Sample

    210409-hdh1spyvpj

  • MD5

    610729898144b1186e81e057b3abbf88

  • SHA1

    5bcb60a576b69259f75c2d43ea58493f651550c1

  • SHA256

    7b85a3f5315470c36ba4047a6c849284ff5d738796fcc9d61b8713f8955fa018

  • SHA512

    fe5ac0b1684d55c5f9bb820ba02ff2e015c66cb3e8c08316ad2a03be95aa1c665d8c8f6e5effefc2362f015029fe41e0024344730fbd0e0c022d75b82b3c3691

Score
9/10
discoveryransomwarespywarestealerupx

Malware Config

Targets

    • Target

      sisi.exe

    • Size

      846KB

    • MD5

      610729898144b1186e81e057b3abbf88

    • SHA1

      5bcb60a576b69259f75c2d43ea58493f651550c1

    • SHA256

      7b85a3f5315470c36ba4047a6c849284ff5d738796fcc9d61b8713f8955fa018

    • SHA512

      fe5ac0b1684d55c5f9bb820ba02ff2e015c66cb3e8c08316ad2a03be95aa1c665d8c8f6e5effefc2362f015029fe41e0024344730fbd0e0c022d75b82b3c3691

    Score
    9/10
    discoveryransomwarespywarestealer

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Drops desktop.ini file(s)

    • 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 v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Tasks