Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    27fcc68941217c5d8ccd83bb5b1f5ef8c1e4afed196a5d7d152084f88d8ab00d

  • Size

    5.0MB

  • Sample

    240620-bclxjazela

  • MD5

    72e9a5e9c7a4ab7b2808ccfff3724800

  • SHA1

    52e00e8426659bf0254ad37efcd635748733bc70

  • SHA256

    27fcc68941217c5d8ccd83bb5b1f5ef8c1e4afed196a5d7d152084f88d8ab00d

  • SHA512

    bc83faae57edd7c6dbb833c7f99ab08e8ce3ed46fa9592c39b79a71cb28c8ab8a1829175e557830583d1585993db6b7c0ecc38bf1a80016cd2b3bbf308e8539a

  • SSDEEP

    98304:mnEhhQ0CkErOO34gteQED1eNnz66A3763zZiDKXcHICsqRvP+wy+bXsk:JhhQ0CkErOy7SkzS3+jXAkgvyC8k

Score
10/10
socks5systemzbotnetdiscovery

Malware Config

Extracted

Family

socks5systemz

C2

bfsigcu.com

ezalebr.ua

Targets

    • Target

      27fcc68941217c5d8ccd83bb5b1f5ef8c1e4afed196a5d7d152084f88d8ab00d

    • Size

      5.0MB

    • MD5

      72e9a5e9c7a4ab7b2808ccfff3724800

    • SHA1

      52e00e8426659bf0254ad37efcd635748733bc70

    • SHA256

      27fcc68941217c5d8ccd83bb5b1f5ef8c1e4afed196a5d7d152084f88d8ab00d

    • SHA512

      bc83faae57edd7c6dbb833c7f99ab08e8ce3ed46fa9592c39b79a71cb28c8ab8a1829175e557830583d1585993db6b7c0ecc38bf1a80016cd2b3bbf308e8539a

    • SSDEEP

      98304:mnEhhQ0CkErOO34gteQED1eNnz66A3763zZiDKXcHICsqRvP+wy+bXsk:JhhQ0CkErOy7SkzS3+jXAkgvyC8k

    Score
    10/10
    socks5systemzbotnetdiscovery

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

      botnetsocks5systemz

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Checks installed software on the system

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

      discovery
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks