Analysis

  • max time kernel
    47s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:05

General

  • Target

    a89742ab53b0f8d4dd27e5df10dd84ec31425ad4cd5496a73a1116cc4533cd36.exe

  • Size

    931KB

  • MD5

    fa86fc5062f3a252c8d5af86a061aa54

  • SHA1

    3b2ce2b1a1f11ba493f085a419955b28123de97e

  • SHA256

    a89742ab53b0f8d4dd27e5df10dd84ec31425ad4cd5496a73a1116cc4533cd36

  • SHA512

    d31daeb530c0c8844d7c364c6315159f14a8a5fff801536b1f32de1206782d7d550c54bf2ff5c06c9c02624ff243fcb747ac3005ae36d69255ddb745ad025260

  • SSDEEP

    24576:h1OYdaOZCZ/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\a89742ab53b0f8d4dd27e5df10dd84ec31425ad4cd5496a73a1116cc4533cd36.exe
    "C:\Users\Admin\AppData\Local\Temp\a89742ab53b0f8d4dd27e5df10dd84ec31425ad4cd5496a73a1116cc4533cd36.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1564
    • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\9vEldi4Wb0KqG18.exe
      .\9vEldi4Wb0KqG18.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1748

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\7zS2F0D.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    36db652e2f439381e8f0c0b0209af862

    SHA1

    264a6f41f0e50d8777d9f24158b2444a9b2774a0

    SHA256

    7ce9860262c5649d413f2f27804ba1aea3799b00fe03da9b17aa51b40f2a6168

    SHA512

    2df3765b307ee98035ea36437750c5f27ba07aaf848d917471f98d70eb58a1f62f86bc6b17308046634157914d701e3451d028e5f6e418c137c4ebd81362bf76

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    aeafc03d1c97a597eb244f15a912964f

    SHA1

    40dfe227747423f9e40a1bc0e0464fa4b0b01a7c

    SHA256

    f6bb7d87b2c8a8c12c61cb50add75947dbd683644407889c92c2b63bf5642869

    SHA512

    b529e56c37e4254a395dd719eb28101d973bf000ce01195812b8770e6811c6b31d563632d84f10996eb8c8d94552c588433e53212c9d863844cf99f4eb1f8af4

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\[email protected]\install.rdf
    Filesize

    591B

    MD5

    0d76496e139b6ee23d04743dfe81ebd3

    SHA1

    f2892977d75f90d029c5dc57c63b90b4c3fa4047

    SHA256

    f0b1791268e76ead8a14488d2e77043648941fbb3aa1b90d34e42f2049ec5baf

    SHA512

    0ae70bcc913454b6408daca76d338eaac1007a4b4df8c6db983bc9cbea62e7ce6bd58f7edee3c24bd394cd735f8641a57b75d4e4a16c0b76c9c80a5ac1962ddd

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\9vEldi4Wb0KqG18.dat
    Filesize

    1KB

    MD5

    12c1399c34c3a8e4e53aa6b9c6ff69bf

    SHA1

    cce2802d81afbe32791203d6daa9c78ebfb4e375

    SHA256

    2bba2fe9eb6a007edb9ac86026520898ae35411245e873ecc0379ee2503ce835

    SHA512

    82ba9003793dc7760518e6ae2ca722f4c2c69bb47ee9972c0b1128bbc392b91d6cfc3ded4e7eb2292e15f0a7ab5c015bf075f05b7c565b4ea18a263ea3a811df

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\9vEldi4Wb0KqG18.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\agojhkojjfhjaihbnehhjhegodipdkjc\CremWET.js
    Filesize

    6KB

    MD5

    ef523ab100fd90cd13847580861b7e98

    SHA1

    28303a3e0393caafd72d0005a5562aec79dbf4d2

    SHA256

    a187f589a5518084e6a0a70cf89cf65b6d406145344640ad10ca98034d06d18a

    SHA512

    05c0be500d8ddba34848dc2fabf516250268a7ad6ec91d057a24de9456bb70dd3dcc7570183558b18137dd43b6af70f206129909db4d6fcdab731472110899f1

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\agojhkojjfhjaihbnehhjhegodipdkjc\background.html
    Filesize

    144B

    MD5

    1ccc572c118a3e826f38fab1bdbc0c97

    SHA1

    039374f5bae23f989f50f370e94acbd1575659bf

    SHA256

    6317391516d6f7e5cf94b791bfbe91ca854c0181c0d1eeffb0d65a8fce41997f

    SHA512

    24e77f820aadadd27d1be6dc7fa804021d4eda4a0c714d8ee35b8bd9bbb3d54c3485a3445a80013e48d965cd4e12ddafb998ad7af0fbeabcc7ad6d5aecaff61c

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\agojhkojjfhjaihbnehhjhegodipdkjc\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\agojhkojjfhjaihbnehhjhegodipdkjc\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\agojhkojjfhjaihbnehhjhegodipdkjc\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS2F0D.tmp\9vEldi4Wb0KqG18.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1564-54-0x0000000075681000-0x0000000075683000-memory.dmp
    Filesize

    8KB

  • memory/1748-56-0x0000000000000000-mapping.dmp