Overview

overview

10

Static

static

3

LoaderV6/A...wk.dll

windows11-21h2-x64

1

LoaderV6/A...ci.dll

windows11-21h2-x64

1

LoaderV6/A...ui.dll

windows11-21h2-x64

1

LoaderV6/WMPNSSUI.dll

windows11-21h2-x64

1

LoaderV6/loaderV6.exe

windows11-21h2-x64

10

LoaderV6/mpvis.dll

windows11-21h2-x64

1

LoaderV6/wmpnssci.dll

windows11-21h2-x64

1

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General

  • Target

    LoaderV6.zip

  • Size

    15.2MB

  • Sample

    240721-rbmensvfjm

  • MD5

    273e74c7c8e4fefcafca7ab2c634fef7

  • SHA1

    9a01e91e93cef5c77de8c70b8ae80da15a540fff

  • SHA256

    18b7e51b0f80744208e78cdbdc707e5b8467991af8bdea3c47f3ee25ad864277

  • SHA512

    d3f788e51d165b72ebf9c46a3463dd594df308bc199a8f70db25945450ab0c5da3cb1aeffeb6cf9f46f323150bd4d5d660fefd054fed956a5b491dd21e228277

  • SSDEEP

    393216:wjdAJ/kHfMO2/w1kBY8l5aFEYF/pAYfxXaI+vQkXLLcDlE610Cgr:wjKsHfMO2/wBFFF/pAYfR0vQk8DlN0Nr

Score
10/10
rhadamanthysdiscoveryevasionexecutionpersistenceprivilege_escalationstealertrojan

Malware Config

Targets

    • Target

      LoaderV6/Additions/wmpnetwk.dll

    • Size

      32KB

    • MD5

      8cd455334b6cdd06beeeb898e1e83052

    • SHA1

      e104ab973744bac982efa50f055a5a45daed2aee

    • SHA256

      5270f60d90a15ce9d728c328495fb714daa1267a7363a70225badfa252a38ad0

    • SHA512

      922f329f32d935946490cb7ff409689f2c2610fd09efe7e9e095a6e10aee838dde585aa6cbc4e816c42c7a61aa989daf3633edd553ed4a355d7eed6225091859

    • SSDEEP

      192:400xT+MOj4Edw+bRFCPkzMTYEwdwbFS33eWTqa2ilecbAvyv/PjxNlMopnTXmCly:400xvnyK9EN5VlVECXIWeF

    Score
    1/10
    behavioral1

    • Target

      LoaderV6/Additions/wmpnssci.dll

    • Size

      4KB

    • MD5

      ceb507d981f24eab435ac247a5493dc2

    • SHA1

      2224b6607b84063173edece209ded693d6f3471c

    • SHA256

      1c443783d20272e22ef0e2acc0d4ca26ad8623c600882354c4849534b6d8737d

    • SHA512

      53a9de578985de120a886fbfb0d6a883518b302fbe3d2ae3b8cb4f884578ea644083cff9da88502ca74ffebd46804a5d5bdce2e06f28f146354ad7db3d6bbc46

    • SSDEEP

      48:yLfpRyfGaEXFvHxKgXk4WTPXQ4utDBbZWqC+2zLI634b6tmfx3gr:SHyfGB1HHU4WTfQ4s9Wh34b6yo

    Score
    1/10
    behavioral2

    • Target

      LoaderV6/Additions/wmpnssui.dll

    • Size

      3KB

    • MD5

      2644bd70bc685b362cad6e6ab65e038f

    • SHA1

      46682b4d2fd9e3863c3aaeae000e25ad8ab48825

    • SHA256

      7b7aa6c204b30808b4ae323931bf340c08c3ddeedc10d836a57e80ac3d67e404

    • SHA512

      f95ddf830d9efb0c2eea09d10642a7a144259aa609638b33fb667099021d6676e4e0021e5d32a216cbaa23b35a8ebe25cb99cc5a89a8acb53704a7c79c98eedb

    Score
    1/10
    behavioral3

    • Target

      LoaderV6/WMPNSSUI.dll

    • Size

      21KB

    • MD5

      95111e3aeba84c3dcf05d3dc25a15d30

    • SHA1

      1539f1e3e76912d02adaac29f8d83231db62dbd3

    • SHA256

      9887affa2d6eac2ae68dda60af3b9b25ba3cedd00e0861e1e57df5d017146f8a

    • SHA512

      7547f83181fa2ef6e51923a1475286f571e8f87db7c893c8f86d249ec34eea71eae8cd224f1c05b172153309f8d507d3ac33ec85a6d14a07f80029890174c6b3

    • SSDEEP

      384:mAFLVVeK3Xvv3IglWAduY4UczbX4q7zqhsA0+/NWapW:ZpvjXnIGY6Q+/v

    Score
    1/10
    behavioral4

    • Target

      LoaderV6/loaderV6.exe

    • Size

      52.5MB

    • MD5

      4efe5b34754a7b87e7a2fb46664fb245

    • SHA1

      7a2ffeac89d92fb0fb987cb6b284133e41a1e666

    • SHA256

      88f6b132a2f2f4bee053e521ca9a212bca12ed681b223ad615d4263c976e152c

    • SHA512

      a090deac29ae7aa7baf6411d1eef6121f5fdf09eb3d14f57f2b7e1f1f56859a70d12019234055c74df6e339081529c670bdf035c728244435ea8830b2d6f6b14

    • SSDEEP

      393216:3T6KLdGUHM9yCKxECB54r6X9eDQrps7p6Y:3T6edGUs9yLEFy+sY

    Score
    10/10
    rhadamanthysdiscoveryevasionexecutionpersistenceprivilege_escalationstealertrojan

    • Rhadamanthys

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

      stealerrhadamanthys

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

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

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

    behavioral5

    • Target

      LoaderV6/mpvis.DLL

    • Size

      186KB

    • MD5

      e7dd6c9ed6db46b3d35cafaa4b7f640e

    • SHA1

      2d65eefdfa5e71afb82c78bf4b264e87db91b958

    • SHA256

      6edf856747573fc15433c0923efb93c3ebc29bb5957b373cbb798998381d9d4d

    • SHA512

      828cf56539c5d2a8e10564c02cdef3a34781787e9414747ad87472b98997843be4e2007ed1aa22f013de0c445b5a9e8fcac8ef85a51df7bed5725f3881cea50d

    • SSDEEP

      3072:eGGQ8wInYIcRSqMnAzvJC8KBoOGefHFcYBqI1r0flW/9YzG6:eC1InY9UqMAz4brxo4U

    Score
    1/10
    behavioral6

    • Target

      LoaderV6/wmpnssci.dll

    • Size

      497KB

    • MD5

      e4c5664db410d83a28413aaf29103c5d

    • SHA1

      3c46a8465acd8ed799e0bfe772b4b3f40cb5a2ce

    • SHA256

      86cdcc390dd5deace354910bb5ef02843068fdea29a6552b2b0b3737b1f632dd

    • SHA512

      a8564ed391be37b3bc046e57ccfb1e66c1bf95b6d2b0c7607636452dc69501888759316e3c0385042017617c7c8aec47bb2975e384057f2f7f0010866a11e02d

    • SSDEEP

      12288:BdTAIUINc5k+JF1JuN4ULTua1BDllfMo88s9Of4:BCIcW+J/+TF1Honr

    Score
    1/10
    behavioral7

MITRE ATT&CK Enterprise v15

Tasks