Analysis

  • max time kernel
    80s
  • max time network
    99s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:11

General

  • Target

    a6d22a35facbf42d6442605eb52ecce5e78edf53f09f3e548b7ec1870aadcdff.exe

  • Size

    920KB

  • MD5

    0319ec2c7bf4cf490cd57bd444076f7d

  • SHA1

    9acb520374d1aa9c9dce94e1b6da0b93e99dd199

  • SHA256

    a6d22a35facbf42d6442605eb52ecce5e78edf53f09f3e548b7ec1870aadcdff

  • SHA512

    1a773a59d2a67326b17a264dbda33478b93d92cb672ac778f19f98a590b193e646bf10194772cff9eef36ab4b188cd2555ffa10590e8e60a10e9c34d202241fd

  • SSDEEP

    24576:h1OYdaODMtdHAqcdDVhYwiei7+EpFAh/kKH:h1OsqPHVmVhYwiLtKkKH

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\a6d22a35facbf42d6442605eb52ecce5e78edf53f09f3e548b7ec1870aadcdff.exe
    "C:\Users\Admin\AppData\Local\Temp\a6d22a35facbf42d6442605eb52ecce5e78edf53f09f3e548b7ec1870aadcdff.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\yu1a6gw6ZYC3y6o.exe
      .\yu1a6gw6ZYC3y6o.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1504

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\7zSDE9D.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    d1db78eaba123a4a526d60d972208f2e

    SHA1

    e27f40fe95c853fdf44c6d328e96aff3ded6e077

    SHA256

    5e41c5df76bd9422001506ea23139d887eb9ebe26efe2585f85ef10a73be1aba

    SHA512

    e58a97cc00749e1ec68aaeffa462ed55c647e048632a20bc52c4a3465a76efa9c05e5e3ead40fbdd895a9dc8a5794f757dd9a5e8dc964b21a255539c2428ee5d

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    3463ce6457c545d6959b2ca3014fb6dc

    SHA1

    b4f13c10fc761d761f047b9c9d570ed461af7022

    SHA256

    e0731536f981d4f324349355893caab5617a867367050a57912e0d0c7048d71c

    SHA512

    0183939e2139979bb621519f681340db29392a4042819c098960f4cfefd925874a3543a680e39f1e3b4c7a8a01baa09f7fba94344402211d795d63989d6464f8

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\[email protected]\install.rdf
    Filesize

    598B

    MD5

    b89946b7a142613e03f9d6a95cf3e0e2

    SHA1

    092d51e816ed3e92790d43b421d1fc672893c105

    SHA256

    96b35dfe0b4f29dfb1a88df69eae453f19b20a0fb669f05b642116cfd608538f

    SHA512

    b721423610e9e4600d8c3c88e1e091ac987c68b817d221e9baf8065d1dc7779433af4772408c459c04cde144e30b22687fa87103fe809871a141ec888955d551

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\plingkidoheadpnnbmcihbfflpdkciem\C5Ay.js
    Filesize

    6KB

    MD5

    fd83f4ef6721ebde49a3d8a93d6eb892

    SHA1

    c2d7f423d6b9a46141c12012f416efe143fe98aa

    SHA256

    1492cc0cb7e9860ffb27920393b1c7b3862e9513deed0f6e12a9760a2db9bc24

    SHA512

    0a18094aaa73dee47b6fb5c54179821993f3f716b49bc8e3b2a174f58909ba316a2f6622b2c010319d508a12f7a9c5cf3e30273ad9471c98843316b518bdbd5d

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\plingkidoheadpnnbmcihbfflpdkciem\background.html
    Filesize

    141B

    MD5

    3581c9aac7c983fdb4ae0cbe8faebd80

    SHA1

    65c4f2a8862241f375c5c17ac2cf434b1c13b9ac

    SHA256

    b243d38260b8ed463b806d563a58e947b8501223701ca577f69b4ca811ef2596

    SHA512

    cab176b81c365816164737ff282ef1c3038845079bb1f9143db6df1cd2b2bacf2c547c8e5e03471ed34aa1bd1cab85a0b6f66acf67c3964f98121d87581df02b

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\plingkidoheadpnnbmcihbfflpdkciem\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\plingkidoheadpnnbmcihbfflpdkciem\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\plingkidoheadpnnbmcihbfflpdkciem\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\yu1a6gw6ZYC3y6o.dat
    Filesize

    1KB

    MD5

    ff4acc0897b7258b3cec1f6370190105

    SHA1

    c5ad15786eaabbe5f2af717bb288dda4ffe887ef

    SHA256

    97b6707610f2905ecac48d238add2883bab6c389b69ca584d56d40080c8378bf

    SHA512

    244bebd9770aeaf0b8bf29f1c0dfb486e8004382192467c615e8a431bcb0f36a1508a12ef84d7113e1f8e8274aa91b4abcc3a850db91d0c27320ad1f4b4d9f7c

  • C:\Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\yu1a6gw6ZYC3y6o.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zSDE9D.tmp\yu1a6gw6ZYC3y6o.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1504-56-0x0000000000000000-mapping.dmp
  • memory/1556-54-0x00000000760B1000-0x00000000760B3000-memory.dmp
    Filesize

    8KB