Analysis

  • max time kernel
    48s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 17:48

General

  • Target

    a3a95f770ad0668347110551bf3a672aed59eb36a1a8f0967b177057a3205f4e.exe

  • Size

    255KB

  • MD5

    4404e3f84c6926d81dc3c4d83e09806a

  • SHA1

    655298bdc1b8cb41e8ff6f648b8c749748d3364c

  • SHA256

    a3a95f770ad0668347110551bf3a672aed59eb36a1a8f0967b177057a3205f4e

  • SHA512

    f5657cd9a79bae8148c6fa1a258185a66f4588351b48b3e5ecafccc9e27859ef42297630583be507c80d9a752e8527cc93c2f13d4724c5878bc4e4f34f69c4ce

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4s1JaipniASGjzUOAmd9+w4:91OgLda0ZoyjzUOAhB

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NSIS installer 14 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3a95f770ad0668347110551bf3a672aed59eb36a1a8f0967b177057a3205f4e.exe
    "C:\Users\Admin\AppData\Local\Temp\a3a95f770ad0668347110551bf3a672aed59eb36a1a8f0967b177057a3205f4e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1376
    • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:1356

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    f0ded83c97e0190109bc35e59c3a86a3

    SHA1

    8ba0d099b3ae07ed479f45000f422f78a579254f

    SHA256

    9301e5cd5c9018835f5656cdbc01e62968d2cdc305f4230fdd2b12e256463484

    SHA512

    6a437fc06c2db07568606e8a9561f51e6d038d8afb2c05608167e42c5c134290d96a8be80851b01175e579f07685dc49ac1921f497f2f384670ccb24a1cbbb52

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\[email protected]\chrome.manifest

    Filesize

    116B

    MD5

    5acac1fe93a1e86093c80222954c6e27

    SHA1

    73ffe0e1853de3b3496a954fa3bfee33dc1a690e

    SHA256

    d0b5f6abc5ed74c490cb309103dcf851bcc960992b4206d89c00f3cf19cbf59c

    SHA512

    88f5b284ec025c97372014147d562050135e89cfce2e942a249823067b5d91722bd82459c5bc631e142415a114fa4ab2708d28da5b389533ee0db7e092278be4

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    a701cd4329fed74f5f7fcd7ec4efe803

    SHA1

    36dd5f31d178424f9f8279d0c936ec062f42bf29

    SHA256

    8268d4650a2060b3dbeb34abc8c3aac42491a86931faafa60b85bd7ac6f02cdd

    SHA512

    9ff6e5f8182af67e7fbc5d98c9884bed37c0fb0dc7b68a60de7ce851ab7702781ace528a81fd9ade1ca6d5fc0af14da4f7a099ee8aaf4353d53da9da22691ba2

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\[email protected]\content\zy.xul

    Filesize

    225B

    MD5

    d8b944433bda7cba980903b4d197f0c5

    SHA1

    ed64ae4662993cfa871d2b2d0d7bb0c82fe1ef7a

    SHA256

    b49a8cc13707db0860caaed1875f330ca544bb1c07d5d0c25fa245e78cb0ff1b

    SHA512

    4d666ac26f7801e2ccb5d4174348fecce24e297bbaaf3e2fcff1370487b2e98c3fc983136af135afe0fcab766acce47063b970ab806fabdf7996aaf33564ce09

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\[email protected]\install.rdf

    Filesize

    714B

    MD5

    b30419f18def8ba16327cb2872dae19c

    SHA1

    1ff2a4c3abf5ff85ba49bc62dae7d3231b9f46d7

    SHA256

    5422561a03cd7a2832ab903d7bed6d8c868d62396a6d15299ef8e3780cbaae80

    SHA512

    cf1d30ff8cb71932b489a44ff966395ca37b5df246d6d23d9c9284d198e3bb55119364c7bd9a92f6c2572b83b47c0eb429e2fb65c55c68bb11d4261cd0be71fa

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\background.html

    Filesize

    4KB

    MD5

    7368cb68ad40993fd629d1c9d3830331

    SHA1

    0e6560e9c0cf0f53979474d02a2d17cd2a6b7b53

    SHA256

    752783ab92239a71f229a3319032883d936cea7b9ef42f8398dd039b92fa63a1

    SHA512

    de61e2d72a1bbad977615df5460f4368ec4056d664ffe98012851a58d23b783706c7893c5758b0e8d4b0151bf7dd876887e8ec398c3f61f63312afb664d39bba

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\bhoclass.dll

    Filesize

    164KB

    MD5

    474a025909c75c607905b9e2cae8a56f

    SHA1

    83ed7383c8aa53c6134a2b0a701b7b272c5c7c1e

    SHA256

    25ab733f417a9def519ff2443f38cff31baa02743cac803f53f662c875b9be5f

    SHA512

    29d14b6143a45c76904beb6d7ba2d8020f13cd407c66d6eed8825b9e722138f11945a3747988beda0f5bf33acbcb3fcdf8a411a2fc9b07fe501938dc590d03f1

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\content.js

    Filesize

    388B

    MD5

    8ec0060423b995fc49e148bac6b2ceab

    SHA1

    6e6856995b9572b29894fd5b1024d93bd7a8d81f

    SHA256

    6086cf69a9942045a9f41976ce800919c3f1d64989a43bf8bc0f4bf628c279c8

    SHA512

    600567db0fddc2300e8ea96dfdd64c8ceee3a83d7689e5e749921820f5358b69fec484a57dd988769afd9d623545554f9b48d803e61cc77e077a5767bcebae7b

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\ggkdlhppnafneefboeeofbffninodllg.crx

    Filesize

    3KB

    MD5

    6cb58d107360d03cfc619d43aa791bbd

    SHA1

    f4e3664c6c68fbd30665f0fc8f57f6b58a2e819c

    SHA256

    c76c707e7a4b4d7fdb7537ab9739bbc461fa187be666da17b4514a8bffd93d46

    SHA512

    d403bb86a5e26073081935de9dff8e3a805c1691a84ca340f50b16778ceaa7c3051057d87c20d98a02dcb5089882b0a257fd6f54b7c27a48eb146f42225348ea

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\settings.ini

    Filesize

    667B

    MD5

    0661c0c6de1db0f1a2ed86141aa9c20a

    SHA1

    6e128bc80d0f502acde55c73f5f9b0bb5bbfba30

    SHA256

    812c2ed7fa364ebfec084edc8472c7b4f93332492b28bb7fca0eb1c67e843a11

    SHA512

    1a9d529f6c1a779729122c20052564559cd7f5165232a3374fbe7f95e333b0e08a5221945ac5c66b309310129b5f522a7b370062305a43a41576f541e3196430

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe

    Filesize

    61KB

    MD5

    16ef6e914973925977cdc5ef6b8b2565

    SHA1

    4815da2815975b33f5dc94d482e6dbc02588afa6

    SHA256

    6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

    SHA512

    c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059

  • C:\Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe

    Filesize

    61KB

    MD5

    16ef6e914973925977cdc5ef6b8b2565

    SHA1

    4815da2815975b33f5dc94d482e6dbc02588afa6

    SHA256

    6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

    SHA512

    c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059

  • \ProgramData\ADDICT-THING\bhoclass.dll

    Filesize

    164KB

    MD5

    474a025909c75c607905b9e2cae8a56f

    SHA1

    83ed7383c8aa53c6134a2b0a701b7b272c5c7c1e

    SHA256

    25ab733f417a9def519ff2443f38cff31baa02743cac803f53f662c875b9be5f

    SHA512

    29d14b6143a45c76904beb6d7ba2d8020f13cd407c66d6eed8825b9e722138f11945a3747988beda0f5bf33acbcb3fcdf8a411a2fc9b07fe501938dc590d03f1

  • \ProgramData\ADDICT-THING\uninstall.exe

    Filesize

    46KB

    MD5

    8be20144dbd200c6de0c9430ed9280cf

    SHA1

    b81e3aacaaedd66ef0896acabc6983c94758e2b4

    SHA256

    634557ab79a29fe800721bc5f146a9b86799b72eb6755e821492f85ca66818a6

    SHA512

    fd7db954002be6332c8c6f4500fc38c1d5286022bb56f21b97567e837ee3d5a3c6db08cabcd2ffe405e7180918d6bb0b57b330703a9d045851901d01115ff94e

  • \Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe

    Filesize

    61KB

    MD5

    16ef6e914973925977cdc5ef6b8b2565

    SHA1

    4815da2815975b33f5dc94d482e6dbc02588afa6

    SHA256

    6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

    SHA512

    c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059

  • \Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe

    Filesize

    61KB

    MD5

    16ef6e914973925977cdc5ef6b8b2565

    SHA1

    4815da2815975b33f5dc94d482e6dbc02588afa6

    SHA256

    6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

    SHA512

    c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059

  • \Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe

    Filesize

    61KB

    MD5

    16ef6e914973925977cdc5ef6b8b2565

    SHA1

    4815da2815975b33f5dc94d482e6dbc02588afa6

    SHA256

    6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

    SHA512

    c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059

  • \Users\Admin\AppData\Local\Temp\7zS30F1.tmp\setup.exe

    Filesize

    61KB

    MD5

    16ef6e914973925977cdc5ef6b8b2565

    SHA1

    4815da2815975b33f5dc94d482e6dbc02588afa6

    SHA256

    6b9a2b64b90799f1d50458dc38fb4e9e13a8abb37210c8f5d9eeedae84c6912f

    SHA512

    c74f0e17878c4598b626edb5e75e7ee098b71c0c26454ba709e2ea438517670ce11abf7d909470e6c935a21d0413c0d14b29960af9bd6a423e3261789a35b059

  • memory/1356-56-0x0000000000000000-mapping.dmp

  • memory/1376-54-0x0000000075091000-0x0000000075093000-memory.dmp

    Filesize

    8KB