Overview

overview

10

Static

static

1

3b32570cfc...3f.exe

windows7-x64

10

3b32570cfc...3f.exe

windows10-2004-x64

10

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General

  • Target

    3b32570cfc08329e3bf2624f727ead3f.exe

  • Size

    308KB

  • Sample

    230308-pswzbsgd38

  • MD5

    3b32570cfc08329e3bf2624f727ead3f

  • SHA1

    6f15ad55aab802e2c963c7d95d605cfd9e189ea3

  • SHA256

    c14dfbc33876ec82c3705cc8cedad7dda10646b4fd9d12c468d786187422bee7

  • SHA512

    9c380ea7111f6ebc335ddb5dd42b7f9b4ae32f93debfac83dfd544790fd644173b1b2d7685fb18801520eabc93fd3919b0c89d96519ed4bf0a2fec754fa5ebc8

  • SSDEEP

    6144:bOsY+HgEiTA14Xn0Ti8v1bbFgXIQdjrfzNt18EP3:i814Xn0Ti8tbJyIQdjrfzmEP3

Score
10/10
pseudomanuscryptloader

Malware Config

Targets

    • Target

      3b32570cfc08329e3bf2624f727ead3f.exe

    • Size

      308KB

    • MD5

      3b32570cfc08329e3bf2624f727ead3f

    • SHA1

      6f15ad55aab802e2c963c7d95d605cfd9e189ea3

    • SHA256

      c14dfbc33876ec82c3705cc8cedad7dda10646b4fd9d12c468d786187422bee7

    • SHA512

      9c380ea7111f6ebc335ddb5dd42b7f9b4ae32f93debfac83dfd544790fd644173b1b2d7685fb18801520eabc93fd3919b0c89d96519ed4bf0a2fec754fa5ebc8

    • SSDEEP

      6144:bOsY+HgEiTA14Xn0Ti8v1bbFgXIQdjrfzNt18EP3:i814Xn0Ti8tbJyIQdjrfzmEP3

    Score
    10/10
    pseudomanuscryptloader

    • Detects PseudoManuscrypt payload

      loader

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

      loaderpseudomanuscrypt

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

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

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks