Overview

overview

10

Static

static

3

RBXShadeIn...rs.exe

windows10-2004-x64

10

$PLUGINSDI...ls.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows10-2004-x64

3

resources/...e3.dll

windows10-2004-x64

1

resources/...opy.js

windows10-2004-x64

3

resources/...oad.sh

windows10-2004-x64

3

resources/...ase.js

windows10-2004-x64

3

resources/...dex.js

windows10-2004-x64

3

resources/...ate.js

windows10-2004-x64

3

resources/...kup.js

windows10-2004-x64

3

resources/...ion.js

windows10-2004-x64

3

resources/...ect.js

windows10-2004-x64

3

resources/...gma.js

windows10-2004-x64

3

resources/...ize.js

windows10-2004-x64

3

resources/...ble.js

windows10-2004-x64

resources/...ion.js

windows10-2004-x64

3

resources/...ers.js

windows10-2004-x64

3

resources/...ror.js

windows10-2004-x64

3

resources/...til.js

windows10-2004-x64

3

resources/...i.node

windows10-2004-x64

3

resources/...i.node

windows10-2004-x64

3

resources/...i.node

windows10-2004-x64

3

resources/...i.node

windows10-2004-x64

3

resources/...i.node

windows10-2004-x64

3

resources/...i.node

windows10-2004-x64

3

resources/...fi.dll

windows10-2004-x64

1

resources/...lop.sh

windows10-2004-x64

3

resources/...aat.js

windows10-2004-x64

3

resources/...cks.js

windows10-2004-x64

3

resources/...ons.js

windows10-2004-x64

3

resources/...put.js

windows10-2004-x64

3

$PLUGINSDI...7z.dll

windows10-2004-x64

Sharing

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General

  • Target
    RBXShadeInstallers.exe
  • Size 79.2MB
  • Sample250424-s8e8aszn18
  • SHA256 3c80d031911ae390c5cca22ef08efa2474c4f8d94a6de7ba49f250f89585a373
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
epsiloncredential_accessdefense_evasiondiscoveryexecutionspywarestealer

Malware Config

Targets

    • Target
      RBXShadeInstallers.exe
    • Size 79.2MB
    • SHA256 3c80d031911ae390c5cca22ef08efa2474c4f8d94a6de7ba49f250f89585a373
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    epsiloncredential_accessdefense_evasiondiscoveryexecutionspywarestealer

    • Epsilon Stealer

      Information stealer.

      stealerepsilon

    • Epsilon family

      epsilon

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

      credential_accessstealer

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1
    • Target
      $PLUGINSDIR/StdUtils.dll
    • Size 100KB
    • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral2
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    discovery
    behavioral3
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/build/Release/better_sqlite3.node
    • Size 1.6MB
    • SHA256 796efb543f9522e463b18353588e92cff937e800205d6becc92ac7cb901e22b5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral4
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/deps/copy.js
    • Size 897B
    • SHA256 05a2bd41dbd96e33e2fc6cf4bcbc722b4bc8c529813b882f92113d7dbbbece67
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral5
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/deps/download.sh
    • Size 3KB
    • SHA256 274cb7021e5f631e7d91f0c0d0e0f001b8cc04fd388f2bab70baf10d7b610172
    • MD5 SHA1 SHA512
    Score
    3/10
    behavioral6
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/database.js
    • Size 4KB
    • SHA256 50fe0b490f29174d961c4d1ae54f22973447ff1255fd710e785d201c0ebfb4d0
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    execution
    behavioral7
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/index.js
    • Size 110B
    • SHA256 82db11c4ee43a41d859988c5db42c3771dff565371f94bacbd1e4d8d6ceb47cd
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral8
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/aggregate.js
    • Size 1KB
    • SHA256 e9f74eb919ec93fe089c95ddf25a98f1f631c80418fa34fb2346ca1bc29f1b82
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral9
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/backup.js
    • Size 2KB
    • SHA256 ea29d34992bb02e006d0fdeda9675ac5d2bb227aaf57468decd997e9fc9c7dbf
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral10
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/function.js
    • Size 1KB
    • SHA256 f431d49303b8bbdc044b1f1b455bdad21fc9b74b007de0acb22f08f25b4febd3
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral11
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/inspect.js
    • Size 174B
    • SHA256 4975a78daee850adee62ba98719d0f223819a0ec135a07c0e302994bd8dbff61
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral12
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/pragma.js
    • Size 536B
    • SHA256 8b1c54475bd4340b15e25c50d53d06308be65f8f919ecbe4aa9d285ca859ad5a
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral13
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/serialize.js
    • Size 625B
    • SHA256 7a10ee5c2735384b7f0c361811bc6d017db29f62b203fd3c68a35f667e2c2605
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral14
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/table.js
    • Size 6KB
    • SHA256 97c42d9ded1aa96c7d916b5b92f96b4e59581d50eaf629cd2c7afb78ff26a9ea
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral15
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/transaction.js
    • Size 2KB
    • SHA256 cc472f59d5aa3487f4aebd53a1d886edc6aa418f79be90828a05cbe6cf97d4fe
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral16
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/methods/wrappers.js
    • Size 1KB
    • SHA256 a150a6271d23f4e5f8953b129f370ff096c7cdc4b812afbf080a6cf4ab741bcf
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral17
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/sqlite-error.js
    • Size 717B
    • SHA256 2582d61c27680dead168543f392eb102be621dfbef282a4ca4c7c21aa5e7c75d
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral18
    • Target
      resources/app.asar.unpacked/node_modules/better-sqlite3/lib/util.js
    • Size 331B
    • SHA256 92b2e39e2151b43a2252e10b6d6de876ecaf0008336a4fa1dfe1317b20f1916f
    • MD5 SHA1 SHA512
    Score
    3/10
    execution
    behavioral19
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/freebsd_arm64/koffi.node
    • Size 4.8MB
    • SHA256 57ab99be0a4fbca645992c766ef6a231f18d4066c872edb2e6141e9fc2b3cbab
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral20
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/freebsd_ia32/koffi.node
    • Size 4.0MB
    • SHA256 f1b80038b4581f48df5747a0cd582be59efea7956cef52ceda33acc0cc2bbd70
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral21
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/freebsd_x64/koffi.node
    • Size 5.2MB
    • SHA256 c5fba8c0266888320c7ba68988a77b074d3a9ee9598e52caf9492e0d1c913231
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral22
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/linux_arm64/koffi.node
    • Size 4.6MB
    • SHA256 445f7dc378008e56cf8b195f5c505e213c106e916147c96b53b57f0795671869
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral23
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/linux_armhf/koffi.node
    • Size 3.5MB
    • SHA256 99bae96c5e99e8ebc8b92c9aed0d7f9975dc425d9da54e273b953ced452070d0
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral24
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/linux_ia32/koffi.node
    • Size 4.0MB
    • SHA256 c6fa5eed26fcf1eafabfdf9169722186116d532b18c50a3e54e1cdfd01138ac7
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    behavioral25
    • Target
      resources/app.asar.unpacked/node_modules/koffi/build/koffi/win32_x64/koffi.node
    • Size 2.2MB
    • SHA256 36b9629b1a48b2a879358d64c0fb81c3750be6300b2c46e7225569c4768e5021
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral26
    • Target
      resources/app.asar.unpacked/node_modules/koffi/doc/develop.sh
    • Size 256B
    • SHA256 d656bca587d8b53c3fbc890849aaf307e1d827ad8f172a1845fa823b14f1e5e2
    • MD5 SHA1 SHA512
    Score
    3/10
    behavioral27
    • Target
      resources/app.asar.unpacked/node_modules/koffi/doc/flaat/flaat.js
    • Size 4KB
    • SHA256 6f81955bd7cff29817b8bece753cea3be16ee5aa94b9f1864f9550b01998f3f0
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    execution
    behavioral28
    • Target
      resources/app.asar.unpacked/node_modules/koffi/doc/pages/callbacks.md
    • Size 8KB
    • SHA256 29c28636411bede482b63fab512caaa9a813cd42261a5271d71a7ab4f762ace8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    execution
    behavioral29
    • Target
      resources/app.asar.unpacked/node_modules/koffi/doc/pages/functions.md
    • Size 9KB
    • SHA256 59442e4bdb502bf22e1207afa75e38983b837d7b68f890387f9e30bb53976ba9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    execution
    behavioral30
    • Target
      resources/app.asar.unpacked/node_modules/koffi/doc/pages/input.md
    • Size 14KB
    • SHA256 f4c2aec775f18d2e928e60085bb248b90fb07bcb8e729e869b74b39c9199e3d3
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    execution
    behavioral31
    • Target
      $PLUGINSDIR/nsis7z.dll
    • Size 424KB
    • SHA256 b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral32

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

JavaScript

1
T1059.007

PowerShell

1
T1059.001

Persistence

Modify Authentication Process

1
T1556

Privilege Escalation

Defense Evasion

Hide Artifacts

1
T1564

Ignore Process Interrupts

1
T1564.011

Modify Authentication Process

1
T1556

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Modify Authentication Process

1
T1556

Steal Web Session Cookie

1
T1539

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks

static1

Score
3/10

behavioral1

epsiloncredential_accessdefense_evasiondiscoveryexecutionspywarestealer
Score
10/10

behavioral2

discovery
Score
3/10

behavioral3

discovery
Score
3/10

behavioral4

Score
1/10

behavioral5

execution
Score
3/10

behavioral6

Score
3/10

behavioral7

execution
Score
3/10

behavioral8

execution
Score
3/10

behavioral9

execution
Score
3/10

behavioral10

execution
Score
3/10

behavioral11

execution
Score
3/10

behavioral12

execution
Score
3/10

behavioral13

execution
Score
3/10

behavioral14

execution
Score
3/10

behavioral15

Score
1/10

behavioral16

execution
Score
3/10

behavioral17

execution
Score
3/10

behavioral18

execution
Score
3/10

behavioral19

execution
Score
3/10

behavioral20

Score
3/10

behavioral21

Score
3/10

behavioral22

Score
3/10

behavioral23

Score
3/10

behavioral24

Score
3/10

behavioral25

Score
3/10

behavioral26

Score
1/10

behavioral27

Score
3/10

behavioral28

execution
Score
3/10

behavioral29

execution
Score
3/10

behavioral30

execution
Score
3/10

behavioral31

execution
Score
3/10

behavioral32

Score
1/10