Overview

overview

10

Static

static

1

0a5d832f35...84.exe

windows7-x64

10

0a5d832f35...84.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b7f3bbe2d4281867faafbf082b126334.bin

  • Size

    156KB

  • Sample

    230225-b15dsabf82

  • MD5

    744a248f0ff608c5336ac43acb03e6ee

  • SHA1

    4a362a20b0fe38c34cbd3915daac91c024f6968a

  • SHA256

    025803b36393bc7b87e759559b17eab350c1a2b6b0951b547a617bef8ce81490

  • SHA512

    965667931f1cafd24cfd72317c16848f908dd6ce2e0b13bba41fe40ae8a6b8d3914e8efe86cf79330bb99122668b54b5ccbbbbf5b38b24ada1dff2f957096d51

  • SSDEEP

    3072:JQT9Kg4VDzlz62ZKdhYBb0Wu8n28ZOvjfOmdZM2ubQsSqlk8:2T9K1Vg2Zk4bhu8ndyOmY2iSl8

Score
10/10
pseudomanuscryptloader

Malware Config

Targets

    • Target

      0a5d832f3594465625f855e63075362cf73ef323fc32964e73327aa6a1030584.exe

    • Size

      312KB

    • MD5

      b7f3bbe2d4281867faafbf082b126334

    • SHA1

      ffc748cf49fbc9fcd8fb9ba42ffd11839bcb9e4a

    • SHA256

      0a5d832f3594465625f855e63075362cf73ef323fc32964e73327aa6a1030584

    • SHA512

      3aa22851b4ded467b8bf8c830afa16fe9b55f5655d429b67d42ec50fab3e88898489670329cb36c5b859dd3767809fdf976a152900832ba3bd67ed50aeb966a3

    • SSDEEP

      6144:E4PWLN3m+XeeqeO0UQeQ8KbLVHqAQg5jIQsfEPn:6aeqeO0UQB8KFHqAYfEPn

    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