General

  • Target
    Kivun_Terminal_Setup.exe
  • Size 1.3MB
  • Sample260702-cmcmaaa141
  • SHA256 a0eb2651cc3b98796df803c9cf8f57aa64e90629fd168961ad07c45ba2916364
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Kivun_Terminal_Setup.exe
    • Size 1.3MB
    • SHA256 a0eb2651cc3b98796df803c9cf8f57aa64e90629fd168961ad07c45ba2916364
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks installed software on the system

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

    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsDialogs.dll
    • Size 9KB
    • SHA256 715a9b58de0995d1a08384c522ad9af210e2791aaf8e87a6c07bfe72ebfd2cb5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/nsExec.dll
    • Size 7KB
    • SHA256 3a101fa91d4e8831dfb748a1e345ab74fd4a551e64254710bdf53972ba9b473c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      KivunTerminal.exe
    • Size 165KB
    • SHA256 bea06c36a8d4397454a8dcfe7a6ccbaedd8537ab9cc8af417416c89117e0c01b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Checks computer location settings

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

    • Target
      configure-statusline.js
    • Size 2KB
    • SHA256 3ef3d6749fc0b76a28b3c7eff6bbb0655b1a59a45498b69a9bd9134f83790255
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      folder-picker.hta
    • Size 64KB
    • SHA256 0ca24f82ab83c89a8b693ba996f051a697548eebf1d8b2b9ea0eea6490d300dc
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Checks computer location settings

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

    • Enumerates connected drives

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

    • Target
      folder-picker.wsf
    • Size 3KB
    • SHA256 5d984d8eb597e006ad7bb12f29e8c7d16cb7aca64f5768460576b798650447a8
    • MD5 SHA1 SHA512 TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      kivun-claude-bidi/bin/kivun-claude-bidi
    • Size 1KB
    • SHA256 cee184d0aea62a77f66eb2b8da7e45a874e23cb8776a4edf6438f6e1e637e762
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      kivun-claude-bidi/lib/capability-check.js
    • Size 702B
    • SHA256 a213a511f7e4b282578e75ac4a11f26e00c06063b16b9f42202cd9f27b3e3e72
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      kivun-claude-bidi/lib/detect-terminal.js
    • Size 2KB
    • SHA256 4c3e5c66858346f8702569e00067d2505064499b0713bae4fad503b48ff696b8
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      kivun-claude-bidi/lib/injector.js
    • Size 23KB
    • SHA256 51161461ed703f403a8b19178011ec44a7354d26375258d9ecaeaf74be278e14
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      kivun-claude-bidi/lib/resolve-claude-bin.js
    • Size 5KB
    • SHA256 60ae680d6a9eec37c8ce6dd79a163e878f7c0289782717ef9c3b6fc68bdd3325
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      kivun-claude-bidi/lib/rtl-cost-optimizer/detector.js
    • Size 1KB
    • SHA256 87fd848e20f39b8217f801e75447b112f138748eac445f1cca6fa65a35566380
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      kivun-claude-bidi/lib/rtl-cost-optimizer/estimator.js
    • Size 1KB
    • SHA256 1c684e9bc428c6451390a8801bda8ee2cd8f385b92fc5f56d5f4e5950cc38153
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

discovery
Score
7/10

behavioral2

discovery
Score
7/10

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

Score
8/10

behavioral10

Score
8/10

behavioral11

execution
Score
3/10

behavioral12

execution
Score
3/10

behavioral13

discovery
Score
8/10

behavioral14

adwarediscoverypersistenceransomwarespyware
Score
8/10

behavioral15

Score
3/10

behavioral16

adwaredefense_evasionpersistenceransomwarespyware
Score
8/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

execution
Score
3/10

behavioral22

execution
Score
3/10

behavioral23

execution
Score
3/10

behavioral24

execution
Score
3/10

behavioral25

execution
Score
3/10

behavioral26

execution
Score
3/10

behavioral27

execution
Score
3/10

behavioral28

execution
Score
3/10

behavioral29

execution
Score
3/10

behavioral30

execution
Score
3/10

behavioral31

execution
Score
3/10

behavioral32

execution
Score
3/10