Analysis

  • max time kernel
    44s
  • max time network
    49s
  • 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

    a8ad6df16e1e2f94557973f4b01c6079031bd1a767225e7fa0dc012fbe95fc20.exe

  • Size

    920KB

  • MD5

    838d49ecd82c23f37b71cd21ff710524

  • SHA1

    d4cb6cd2c21ed7a9da9fcdb01d6beffe3fc986c4

  • SHA256

    a8ad6df16e1e2f94557973f4b01c6079031bd1a767225e7fa0dc012fbe95fc20

  • SHA512

    85ac802cc0b1f090bc5382abbddbc63bbfed303634aa8d15c5cb2a5ee0575de0e57501244892640fb62f133b0a87ababad793d757dc63589548a9deb445af70e

  • SSDEEP

    24576:h1OYdaOnMtdHAqcdDVhYwiei7+EpFAh/kKk:h1OsSPHVmVhYwiLtKkKk

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\a8ad6df16e1e2f94557973f4b01c6079031bd1a767225e7fa0dc012fbe95fc20.exe
    "C:\Users\Admin\AppData\Local\Temp\a8ad6df16e1e2f94557973f4b01c6079031bd1a767225e7fa0dc012fbe95fc20.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\qo4oG6Qf9rRkuqg.exe
      .\qo4oG6Qf9rRkuqg.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1928

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\7zS771.tmp\djmcobekhpikfgaanejnffhcejfklaag\Is.js
    Filesize

    6KB

    MD5

    5ea6dc649fed587d12af191b6bddf325

    SHA1

    62dd54e54520d0a13ddf3f6799ae507310be95bf

    SHA256

    ce0eb92d77a0867716e4d74c10180d63814686086a1125e8c136f8cff0177f77

    SHA512

    f5b04e7336f1bf45445c9e74c0e92312eeee630f21b99a94232ac483c98ebb5d250d27f424e4e40cd91b415bda59069be603b379c3ed0f5579bf5db6ef0fa5a1

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\djmcobekhpikfgaanejnffhcejfklaag\background.html
    Filesize

    139B

    MD5

    6a146681780add68528cde49bd24ada5

    SHA1

    cea64bca5d55f37eace5aba174b0ee1a1fb0b53e

    SHA256

    29152d80c51e10f6402338781c814f98c5a20b85354e541021de38d553a82f0f

    SHA512

    2bf5b22097e73340bcda8e779f2c92e35a00085d10ab7b1dbf1fa32a29cb8ebd95517513a5dfd73957abd277cbc07b9a5188a202958069f7b1d24ac3e900b4ec

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\djmcobekhpikfgaanejnffhcejfklaag\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\djmcobekhpikfgaanejnffhcejfklaag\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\djmcobekhpikfgaanejnffhcejfklaag\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    65699165b75720e2f50df316805dfefe

    SHA1

    b69a43ebfba9ebae8a2697a15ca001794a209f72

    SHA256

    ca4c88c2c9c18c339de7fbf3283a1c385d3fa66a61603c8d4be1a591c88367e8

    SHA512

    9200ca5af7a80bc0ccd5f02fe89de81e759376adffae968418b34c00f70516962785270f46b01ecb3588156860c2fc88970a19fab6085d21b66edcb2e0046735

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    80274892e9bf14dca9ff0a0a1f298519

    SHA1

    e12ae66f1ecd491fc62ad970408128e660ead780

    SHA256

    50ae05c4a03a5a25b6959cd9920475b1e82ba2ed96b509ec77291ef884180d11

    SHA512

    2403057b76ae267805c93d775d3aae04f9ce35ae2140b746c7b3a7504cbcedf4f22b92df382864e44cb0c54dead05362337f4188b29c20039b1dfd7978c29093

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\[email protected]\install.rdf
    Filesize

    599B

    MD5

    541e4a9c05dadede4f7e5334c359c567

    SHA1

    9fef9716f978b5e0a469beda17e39e946fe8fee2

    SHA256

    27e4a22584e360379cd33ae24066bbce41826765732a93266b05d3ceb19b3087

    SHA512

    e9aaf801e5acbe5584a4d6352243a4b30940bf57764d78f27e7885472138ca076303650e29ee7aef9f63e36618c69a7c712411fcd06a2cbb2e5b1aeb944bd25e

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\qo4oG6Qf9rRkuqg.dat
    Filesize

    1KB

    MD5

    7366a1cdfa68b31a56024d8293b90c0c

    SHA1

    8fc1fe848bdba04e986ba4f11c032e7fc63af1c5

    SHA256

    863a3f3ca2a7373cd8648fbc7381c36f71951a7506ec41ce89cc3a86192bcb99

    SHA512

    61f89bb7f60feaa59d5c364314876661eee4a56f81ca20bcb66726fb8414feced0e40bd9fb84990e44430ce0a3ab791f50db86a463f05c3059f68bf02948ae86

  • C:\Users\Admin\AppData\Local\Temp\7zS771.tmp\qo4oG6Qf9rRkuqg.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zS771.tmp\qo4oG6Qf9rRkuqg.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1900-54-0x00000000759F1000-0x00000000759F3000-memory.dmp
    Filesize

    8KB

  • memory/1928-56-0x0000000000000000-mapping.dmp