Overview

overview

10

Static

static

3

Baso Netwo...up.exe

windows7-x64

10

Baso Netwo...up.exe

windows10-2004-x64

10

$PLUGINSDI...dl.dll

windows7-x64

3

$PLUGINSDI...dl.dll

windows10-2004-x64

3

$PLUGINSDI...nu.dll

windows7-x64

3

$PLUGINSDI...nu.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...gs.dll

windows7-x64

3

$PLUGINSDI...gs.dll

windows10-2004-x64

3

$PLUGINSDI...ls.dll

windows7-x64

3

$PLUGINSDI...ls.dll

windows10-2004-x64

3

basonw.exe

windows7-x64

1

basonw.exe

windows10-2004-x64

7

uninstall.exe

windows7-x64

7

uninstall.exe

windows10-2004-x64

7

$PLUGINSDI...LL.dll

windows7-x64

3

$PLUGINSDI...LL.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows7-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...ls.dll

windows7-x64

3

$PLUGINSDI...ls.dll

windows10-2004-x64

3

Sharing

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General

  • Target

    Baso Network_2.1.0_x64-setup.exe

  • Size

    23.3MB

  • Sample

    250218-k8psqsyqfw

  • MD5

    540d44f9f7ccc140cb504778b044ea63

  • SHA1

    a212d4b8d9a325741053a17ff8a25443f6801430

  • SHA256

    10155e8a3d0746109004fff991656a0e8a80b4e2867fc7bcd8d74ac8f12af011

  • SHA512

    ffda2e75e440be3aae37c0087e42191adcf67f108de9c4de566f7f67aa29a5dfbfbc33ba6083bfa876f1ea51f86e9ff5617ee5d04bc22824c5fd8936c8a250c1

  • SSDEEP

    393216:wpys0GZx3fLJBT/RBnbUCGC6F+wrGj49/2IlNWCl0/vq/5Az6nzLNtVMEay8Hdkk:wdP3fLJaTp0ElNncvqienjVMtdjUVhAn

Score
10/10
defense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      Baso Network_2.1.0_x64-setup.exe

    • Size

      23.3MB

    • MD5

      540d44f9f7ccc140cb504778b044ea63

    • SHA1

      a212d4b8d9a325741053a17ff8a25443f6801430

    • SHA256

      10155e8a3d0746109004fff991656a0e8a80b4e2867fc7bcd8d74ac8f12af011

    • SHA512

      ffda2e75e440be3aae37c0087e42191adcf67f108de9c4de566f7f67aa29a5dfbfbc33ba6083bfa876f1ea51f86e9ff5617ee5d04bc22824c5fd8936c8a250c1

    • SSDEEP

      393216:wpys0GZx3fLJBT/RBnbUCGC6F+wrGj49/2IlNWCl0/vq/5Az6nzLNtVMEay8Hdkk:wdP3fLJaTp0ElNncvqienjVMtdjUVhAn

    Score
    10/10
    discoverypersistenceprivilege_escalationdefense_evasiontrojan

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Checks computer location settings

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

    • 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

      defense_evasiontrojan

    • Network Share Discovery

      Attempt to gather information on host network.

      discovery

    • Checks system information in the registry

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

    • Drops file in System32 directory

    behavioral1behavioral2

    • Target

      $PLUGINSDIR/NSISdl.dll

    • Size

      15KB

    • MD5

      ee68463fed225c5c98d800bdbd205598

    • SHA1

      306364af624de3028e2078c4d8c234fa497bd723

    • SHA256

      419485a096bc7d95f872ed1b9b7b5c537231183d710363beee4d235bb79dbe04

    • SHA512

      b14fb74cb76b8f4e80fdd75b44adac3605883e2dcdb06b870811759d82fa2ec732cd63301f20a2168d7ad74510f62572818f90038f5116fe19c899eba68a5107

    • SSDEEP

      384:7py18oahashajPmIYInUJggBOZgAHhUKijb:7py18oafmeggBOCAHpij

    Score
    3/10
    discovery
    behavioral3behavioral4

    • Target

      $PLUGINSDIR/StartMenu.dll

    • Size

      7KB

    • MD5

      d070f3275df715bf3708beff2c6c307d

    • SHA1

      93d3725801e07303e9727c4369e19fd139e69023

    • SHA256

      42dd4dda3249a94e32e20f76eaffae784a5475ed00c60ef0197c8a2c1ccd2fb7

    • SHA512

      fcaf625dac4684dad33d12e3a942b38489ecc90649eee885d823a932e70db63c1edb8614b9fa8904d1710e9b820e82c5a37aeb8403cf21cf1e3692f76438664d

    • SSDEEP

      96:h8dPIKJhMuhik+CfoEwknt6io8zv+qy5/utta/H3lkCTcaqHCI:yZIKXgk+cx6QYFkAXlncviI

    Score
    3/10
    discovery
    behavioral5behavioral6

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      cff85c549d536f651d4fb8387f1976f2

    • SHA1

      d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    • SHA256

      8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    • SHA512

      531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

    • SSDEEP

      192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr

    Score
    3/10
    discovery
    behavioral7behavioral8

    • Target

      $PLUGINSDIR/nsDialogs.dll

    • Size

      9KB

    • MD5

      6c3f8c94d0727894d706940a8a980543

    • SHA1

      0d1bcad901be377f38d579aafc0c41c0ef8dcefd

    • SHA256

      56b96add1978b1abba286f7f8982b0efbe007d4a48b3ded6a4d408e01d753fe2

    • SHA512

      2094f0e4bb7c806a5ff27f83a1d572a5512d979eefda3345baff27d2c89e828f68466d08c3ca250da11b01fc0407a21743037c25e94fbe688566dd7deaebd355

    • SSDEEP

      96:o0svUu3Uy+sytcS8176b+XR8pCHFcMcxSgB5PKtAtgt+Nt+rnt3DVEB3YcNqkzfS:o0svWyNO81b8pCHFcM0PuAgkOyuIFc

    Score
    3/10
    discovery
    behavioral10behavioral9

    • Target

      $PLUGINSDIR/nsis_tauri_utils.dll

    • Size

      29KB

    • MD5

      c5bd51b72a0de24a183585da36a160c7

    • SHA1

      f99a50209a345185a84d34d0e5f66d04c75ff52f

    • SHA256

      5ef1f010f9a8be4ffe0913616f6c54acf403ee0b83d994821ae4b6716ec1d266

    • SHA512

      1349027b08c7f82e17f572e035f224a46f33f0a410526cf471b22a74b7904b54d1befb5ea7f23c90079605d4663f1207b8c81a45e218801533d48b6602a93dbc

    • SSDEEP

      768:jnvg/4R1C7063G5I1CabuqcFKpnq0jdhK7W+q:jvu4RM2WCqYMX/

    Score
    3/10
    discovery
    behavioral11behavioral12

    • Target

      basonw.exe

    • Size

      37.7MB

    • MD5

      65882b333fdc6a16f7014786aee96626

    • SHA1

      efc036d6ec98eb9c7840c08055f2546e72a76e53

    • SHA256

      506103409670ba91e0574d96517e913ad6a0edac9ffb55e32297589ad101475b

    • SHA512

      b699eece4466d243bf112eb532dea2ffe84aee26d81b5da6bebab80bde5a46e2687076d384e912007f0ea1de722d6d3c5e95c369dfff3055c10054eaa01d83a4

    • SSDEEP

      786432:mDKiEY2Pjas9ewAr6fNzqi+jCEKpO6Aa+0:hN/jaRHOfNmvjgpr

    Score
    7/10
    defense_evasiondiscoverytrojan

    • Checks computer location settings

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

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Network Share Discovery

      Attempt to gather information on host network.

      discovery
    behavioral13behavioral14

    • Target

      uninstall.exe

    • Size

      239KB

    • MD5

      cd323c811df6ee2a0c2c95ad717a530c

    • SHA1

      44f1ed43203126d9cff1f4cfceba563dd288c901

    • SHA256

      6f4adc7adcccbf6bf639bf9752ee4f2a9cb1b0d9c8af46677ceac692db14fed1

    • SHA512

      3fc648ac6f4b111c030d8d482780ce02894c68205cb5fb66d8925ba3b5daa7fddf6279537c94cf3e58086092e9830f6f4c156b311820bc08cc38b5d08ee13678

    • SSDEEP

      6144:PYa6dLgdfz1a3xqscou7e8hYvhTVnjftAYiNvxmT:PYbgZpa3QsvH3vhTJqYiNvgT

    Score
    7/10
    discovery

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral15behavioral16

    • Target

      $PLUGINSDIR/LangDLL.dll

    • Size

      5KB

    • MD5

      68b287f4067ba013e34a1339afdb1ea8

    • SHA1

      45ad585b3cc8e5a6af7b68f5d8269c97992130b3

    • SHA256

      18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026

    • SHA512

      06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb

    • SSDEEP

      48:S46+/nTKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mFofjLl:zFuPbOBtWZBV8jAWiAJCdv2Cm0L

    Score
    3/10
    discovery
    behavioral17behavioral18

    • Target

      $PLUGINSDIR/System.dll

    • Size

      12KB

    • MD5

      cff85c549d536f651d4fb8387f1976f2

    • SHA1

      d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e

    • SHA256

      8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8

    • SHA512

      531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88

    • SSDEEP

      192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr

    Score
    3/10
    discovery
    behavioral19behavioral20

    • Target

      $PLUGINSDIR/nsis_tauri_utils.dll

    • Size

      29KB

    • MD5

      c5bd51b72a0de24a183585da36a160c7

    • SHA1

      f99a50209a345185a84d34d0e5f66d04c75ff52f

    • SHA256

      5ef1f010f9a8be4ffe0913616f6c54acf403ee0b83d994821ae4b6716ec1d266

    • SHA512

      1349027b08c7f82e17f572e035f224a46f33f0a410526cf471b22a74b7904b54d1befb5ea7f23c90079605d4663f1207b8c81a45e218801533d48b6602a93dbc

    • SSDEEP

      768:jnvg/4R1C7063G5I1CabuqcFKpnq0jdhK7W+q:jvu4RM2WCqYMX/

    Score
    3/10
    discovery
    behavioral21behavioral22

MITRE ATT&CK Enterprise v15

Tasks

static1

Score
3/10

behavioral1

discoverypersistenceprivilege_escalation
Score
10/10

behavioral2

defense_evasiondiscoverytrojan
Score
10/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

discovery
Score
3/10

behavioral13

Score
1/10

behavioral14

defense_evasiondiscoverytrojan
Score
7/10

behavioral15

discovery
Score
7/10

behavioral16

discovery
Score
7/10

behavioral17

discovery
Score
3/10

behavioral18

discovery
Score
3/10

behavioral19

discovery
Score
3/10

behavioral20

discovery
Score
3/10

behavioral21

discovery
Score
3/10

behavioral22

discovery
Score
3/10