Overview

overview

10

Static

static

3

Crown.zip

windows7-x64

1

Crown.zip

windows10-2004-x64

1

Launcher.exe

windows7-x64

10

Launcher.exe

windows10-2004-x64

10

eventlog_provider.dll

windows7-x64

1

eventlog_provider.dll

windows10-2004-x64

1

libEGL.dll

windows7-x64

1

libEGL.dll

windows10-2004-x64

1

Sharing

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General

  • Target

    Crown.zip

  • Size

    223KB

  • Sample

    240615-w252xszgpf

  • MD5

    bb3dd9f35a450af1a16a952d1067598c

  • SHA1

    3f767ab4470bf57ca7f7a4cc69b92a8bebe4d30a

  • SHA256

    7234b080bdcea32573730ff1a6f7e17985ccd2d2743b3b9a4da5d30c0cfda846

  • SHA512

    ec785e7b41a08243aeb699b790ea26b4572b41e1a310446cee36eb015973761aebbf3a2d07a842c0a75a4d87c00704e080ba66106cc8d5d703cd35ea88c25278

  • SSDEEP

    6144:ao3qVoa1c03t+FcKvKitzLIjcJmA98sXIpl4:VqJek9+zsjc4A9JXIpl4

Score
10/10
rhadamanthysevasionexecutionpersistencestealer

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://rentry.org/lem61111111111/raw

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://bitbucket.org/k34gk349g34g3/56j56j5j56j/raw/0f83a68fcbec53d90c5d0c17a582d7652b840e57/lemon.rar

Targets

    • Target

      Crown.zip

    • Size

      223KB

    • MD5

      bb3dd9f35a450af1a16a952d1067598c

    • SHA1

      3f767ab4470bf57ca7f7a4cc69b92a8bebe4d30a

    • SHA256

      7234b080bdcea32573730ff1a6f7e17985ccd2d2743b3b9a4da5d30c0cfda846

    • SHA512

      ec785e7b41a08243aeb699b790ea26b4572b41e1a310446cee36eb015973761aebbf3a2d07a842c0a75a4d87c00704e080ba66106cc8d5d703cd35ea88c25278

    • SSDEEP

      6144:ao3qVoa1c03t+FcKvKitzLIjcJmA98sXIpl4:VqJek9+zsjc4A9JXIpl4

    Score
    1/10
    behavioral1behavioral2

    • Target

      Launcher.exe

    • Size

      7KB

    • MD5

      b5e479d3926b22b59926050c29c4e761

    • SHA1

      a456cc6993d12abe6c44f2d453d7ae5da2029e24

    • SHA256

      fbc4058b92d9bc4dda2dbc64cc61d0b3f193415aad15c362a5d87c90ca1be30b

    • SHA512

      09d1aa9b9d7905c37b76a6b697de9f2230219e7f51951654de73b0ad47b8bb8f93cf63aa4688a958477275853b382a2905791db9dcb186cad7f96015b2909fe8

    • SSDEEP

      192:q+yk9cqvjX3xszdzztCbxbsIcaqc2Ng5vGIcaBSNtUqOwciQjdv:Tyk9Hv1O/Cbxbbcaqc2NidcaANt/dcio

    Score
    10/10
    executionrhadamanthysevasionpersistencestealer

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

      stealerrhadamanthys

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Blocklisted process makes network request

    • Creates new service(s)

      persistenceexecution

    • Downloads MZ/PE file

    • Stops running service(s)

      evasionexecution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral3behavioral4

    • Target

      eventlog_provider.dll

    • Size

      16KB

    • MD5

      81e54afe77273c3092ae03e1230bc6c6

    • SHA1

      1247931bdc95bcaf6ffc5c2b3b0971c9362eccd1

    • SHA256

      88bcda3da0b1af70c3aa710bb8cf52b337e5a251392f1dd905a3e7617d253a55

    • SHA512

      5193f05c164003425843f2fb0297ae71ef6407aa95f3f4d5e8aee0ce4f15e184d05e1af05c3233b24a5951fa6edd737fac846273503e247677c35a74077db62c

    • SSDEEP

      384:6eXNaiSEIYi6yrkiONBAM+o/8E9VF0NyhB:6+s1Yi6yBONBAMxkE

    Score
    1/10
    behavioral5behavioral6

    • Target

      libEGL.dll

    • Size

      469KB

    • MD5

      2a568dc1f848b2948dfd90c8ebeb58c6

    • SHA1

      e765ca8946ce091651c6722c650d9ad5edfeb5d5

    • SHA256

      c00285c0174024739997898e98444deb4cbfe6b571cca69ca3bf8e5ab3ea5bbe

    • SHA512

      a6ce4ead89933d32ea24766f887655ee5894ef1813faf97ebb2191a775488ba2fd77bcb4aedefc273ef85f5a93a9a5dd3d35b213a52d95b0cc4111708d9fcee5

    • SSDEEP

      3072:4kgdNXYPuSHGjFXVYbAQSIoU8w1Z5iErbFdWE7D6i/wZJothADZX+Lcq7gv+xt4f:47Vl/HxUniSbFdH1/wXFufMG9x2qPz

    Score
    1/10
    behavioral7behavioral8

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

System Services

2
T1569

Service Execution

2
T1569.002

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Resource Development

Reconnaissance

Tasks