Overview

overview

7

Static

static

3

Atrium-Setup.exe

windows10-2004-x64

7

Atrium-Setup.exe

windows11-ltsc_2024-x64

7

$PLUGINSDI...dl.dll

windows10-2004-x64

3

$PLUGINSDI...dl.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...nu.dll

windows10-2004-x64

3

$PLUGINSDI...nu.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows11-ltsc_2024-x64

3

$PLUGINSDI...ls.dll

windows10-2004-x64

3

$PLUGINSDI...ls.dll

windows11-ltsc_2024-x64

3

atrium.exe

windows10-2004-x64

1

atrium.exe

windows11-ltsc_2024-x64

1

Sharing

Copy URL Twitter E-mail

General

  • Target
    Atrium-Setup.exe
  • Size 5.3MB
  • Sample260723-bk51daef85
  • SHA256 a5e290a5ce8b6980f0bf8c44374980afce210e40b88af735e1f5673004c56b3c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discovery

Malware Config

Targets

    • Target
      Atrium-Setup.exe
    • Size 5.3MB
    • SHA256 a5e290a5ce8b6980f0bf8c44374980afce210e40b88af735e1f5673004c56b3c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    discovery

    • Loads dropped DLL

    • Checks installed software on the system

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

      discovery
    behavioral1behavioral2
    • Target
      $PLUGINSDIR/NSISdl.dll
    • Size 15KB
    • SHA256 ddf40229dd9d6b268902d8dea88c8a04aacf1af218dd29f6dcd35babc54ac08d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral3behavioral4
    • Target
      $PLUGINSDIR/StartMenu.dll
    • Size 7KB
    • SHA256 fe330320459637d8dd2b5d84d07925c38ec264152ffd3b1760a4d44d76536caa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral5behavioral6
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral7behavioral8
    • Target
      $PLUGINSDIR/nsDialogs.dll
    • Size 9KB
    • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral10behavioral9
    • Target
      $PLUGINSDIR/nsis_tauri_utils.dll
    • Size 33KB
    • SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral11behavioral12
    • Target
      atrium.exe
    • Size 16.5MB
    • SHA256 a24fe5805cfb05777249bbe84723c45829485a6bb44b5b9d72192a7af1ccd719
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    behavioral13behavioral14

MITRE ATT&CK Enterprise v16

Tasks