Analysis

  • max time kernel
    12s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 20:59

General

  • Target

    aa709b146668fe1854c9c6847b0e15c9f793325c5d190e914647008f4a0a1fb4.exe

  • Size

    931KB

  • MD5

    99b52f20a207fb48a5e3b1d761c84a33

  • SHA1

    b01d1b6edea1ca85117380a1266339b5a7546a70

  • SHA256

    aa709b146668fe1854c9c6847b0e15c9f793325c5d190e914647008f4a0a1fb4

  • SHA512

    5e2b8b26ea7108fa49868ac56c1503f035dce0a8670e664dc52cd8d43318542b34b225385a70e2c25151e4d733bbec2f66b4662bc24f072b9db373ca695d8f0a

  • SSDEEP

    24576:h1OYdaODCZ/iWCvu/2sWsJA/jlt+DHhsm:h1OshCpYO/dJJDHhsm

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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.

  • Drops Chrome extension 3 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa709b146668fe1854c9c6847b0e15c9f793325c5d190e914647008f4a0a1fb4.exe
    "C:\Users\Admin\AppData\Local\Temp\aa709b146668fe1854c9c6847b0e15c9f793325c5d190e914647008f4a0a1fb4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\EltbNJe6tpA5brF.exe
      .\EltbNJe6tpA5brF.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1996

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\EltbNJe6tpA5brF.dat
    Filesize

    1KB

    MD5

    c1925b053a4225353e960de8d598a971

    SHA1

    e18035357a69bfc1f8b608b4cc5b8dda1474a759

    SHA256

    d39352eeefb5a9928dd7a18f9e31b35ea64bd872d32b9f43af4d29620461038a

    SHA512

    5c00fce58513f3fa3ef904bd0d86abb59930f3e9d04f2c4379b2854d43d8ba04962773e185d3f8b8f85fd8f9e6994bce6ff93115f3c01f82f606eeda1b2139bb

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\EltbNJe6tpA5brF.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    7001c8fe1918baf25d175974c03cb912

    SHA1

    dd7ea1db393d8dd0e7a23d2ae60b023f57449464

    SHA256

    eda4ea5c451632fd4b02b4682a43eea1e84f6c249cdf4591ba0968c48209cb03

    SHA512

    f04711b4abcc7e6f6a0b9c20aeaa5be19e0c47e93458ac8bf37551df9cf17f1e5c35e55ad1ec72d36d5610b226c0c8bddae997106d6ea49410b2f65c38e5fe5f

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    dc0148b61fc7c071ec1da7841f6a53d8

    SHA1

    63ae48cf8ddb22294fe236b8ae7836e29adc323f

    SHA256

    9354fe71bec80a9e44fef935c2b7318e3f99a8725261ec0f0ed0a608bf747f85

    SHA512

    29f0c73a5e5da04cd0a1d5be71c9ea7ce8dc3984b0751468c24004f2d869badccb97b57315c41118a6a2b6daca2d5ea142a45e513325da284ae15eeca781ad4a

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\[email protected]\install.rdf
    Filesize

    596B

    MD5

    14237ad0a745797d60e4891b31518dee

    SHA1

    12d7d0138d7c77b1195b02bac8843a9426831c6d

    SHA256

    54a1486b1ea23dcee936bf120cdaae65be2d99fca631d73104bab177f275ecb8

    SHA512

    a0763cb822ec6fb052926d572414c8bd0ea03054e4a4751dbbe80e616147e1f773d9456ffe0f3481047a5a4a2c24dde7ed33a816c410f30a6ca221fc15e07eba

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\ngchemhenacefgemcakbkoidopffaijf\IHd4mur.js
    Filesize

    6KB

    MD5

    2faaec63a6de893f0bd2624fbb094ada

    SHA1

    ac9e3553ed85674b64d9a765e0130edbf0ab5425

    SHA256

    ab0343568343af06b77d96155265ef43b601fe2e13f81a22b00e9c82713a6527

    SHA512

    4919b94a6ff2c905a74ee4583513f81a004a4355a65f53ca0323b4de4ce29f6bc680e18f36d33844e1232abdd253ac24e2cb1c61e71a687097420ac816fdc4b1

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\ngchemhenacefgemcakbkoidopffaijf\background.html
    Filesize

    144B

    MD5

    593179b0216c2bf4966c9453568b54f6

    SHA1

    770524c3b4d8aa58a6d41deec71e1e03f72a560c

    SHA256

    7dd5734d5ca1f1038fb2389f2b7ea0fa281e0565dbc70cab83b0692d64465166

    SHA512

    9eaea328e6eb208f7a407a63dc4f2c872a2bf21505164544b671c1af469baf63bffc31c50c1dad75f4edd110ddaf2441695f564f757fed2561765cb7b6bc751a

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\ngchemhenacefgemcakbkoidopffaijf\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\ngchemhenacefgemcakbkoidopffaijf\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\ngchemhenacefgemcakbkoidopffaijf\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS8FE1.tmp\EltbNJe6tpA5brF.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1648-54-0x0000000076121000-0x0000000076123000-memory.dmp
    Filesize

    8KB

  • memory/1996-56-0x0000000000000000-mapping.dmp