Overview

overview

10

Static

static

10

b1041d7646...10.exe

windows7-x64

9

b1041d7646...10.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    b1041d76466ba59f9c180b44594362735de4a93c3cbc72fb053fae1db1cc1410.exe

  • Size

    60KB

  • Sample

    240212-dwq2pscd7y

  • MD5

    b8d234fdeaea24be7a20b19a2f8c133e

  • SHA1

    78c0da0d476cf855c4eeb9f08d3048f3342dc4e2

  • SHA256

    b1041d76466ba59f9c180b44594362735de4a93c3cbc72fb053fae1db1cc1410

  • SHA512

    f54648981fe26435c8683b09863e8cb3d30044dbc20ff8d8dddcf4cd06a43ddfd99f816ed4e06f35d9de6dcbf5575054c611acaadce32ac0752b1b689fd2732e

  • SSDEEP

    1536:K4dJooh0Wa0aer344Jw/ytUqVS5EkIijQ1fTNPUtU7xu:K4dzVTaer344JzthRZijQ1JPU

Score
10/10
evasionupx

Malware Config

Targets

    • Target

      b1041d76466ba59f9c180b44594362735de4a93c3cbc72fb053fae1db1cc1410.exe

    • Size

      60KB

    • MD5

      b8d234fdeaea24be7a20b19a2f8c133e

    • SHA1

      78c0da0d476cf855c4eeb9f08d3048f3342dc4e2

    • SHA256

      b1041d76466ba59f9c180b44594362735de4a93c3cbc72fb053fae1db1cc1410

    • SHA512

      f54648981fe26435c8683b09863e8cb3d30044dbc20ff8d8dddcf4cd06a43ddfd99f816ed4e06f35d9de6dcbf5575054c611acaadce32ac0752b1b689fd2732e

    • SSDEEP

      1536:K4dJooh0Wa0aer344Jw/ytUqVS5EkIijQ1fTNPUtU7xu:K4dzVTaer344JzthRZijQ1JPU

    Score
    9/10
    evasionupx

    • UPX dump on OEP (original entry point)

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Drops file in Drivers directory

    • Manipulates Digital Signatures

      Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

    • Checks computer location settings

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Drops file in System32 directory

    • Modifies termsrv.dll

      Commonly used to allow simultaneous RDP sessions.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks