Analysis

  • max time kernel
    54s
  • max time network
    96s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:08

General

  • Target

    a79f1d54024d5ab567c731967808a413c440a492f7996ea9e8d092f0babaa85e.exe

  • Size

    920KB

  • MD5

    68ab6c95c0b78f2e21f9ccb935968578

  • SHA1

    79dabac8dbec8c57415e90c1a5ee1a54f2f805b9

  • SHA256

    a79f1d54024d5ab567c731967808a413c440a492f7996ea9e8d092f0babaa85e

  • SHA512

    3b8346dbb8327059b5e0d8d43b7936f0bbb2238fd17743b55eba0e15b9920c94410cdf1a25ac93e56b584e19c5363d7053e2e3326c0aca06e02cd8acb6b076c8

  • SSDEEP

    24576:h1OYdaOGMtdHAqcdDVhYwiei7+EpFAh/kKD:h1OsPPHVmVhYwiLtKkKD

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\a79f1d54024d5ab567c731967808a413c440a492f7996ea9e8d092f0babaa85e.exe
    "C:\Users\Admin\AppData\Local\Temp\a79f1d54024d5ab567c731967808a413c440a492f7996ea9e8d092f0babaa85e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\UubwYivPLafvNDn.exe
      .\UubwYivPLafvNDn.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1600

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\7zSAA64.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    2e36b05760c3ff87d1c1ea7aa7a6cf75

    SHA1

    65958cd5ba6f68907edee08cb6c063e39f7a2e24

    SHA256

    c41122278a0f21b53f8cf0a9d1de4d76be6dd7f046591dc2973124dcb7007a55

    SHA512

    7062d97b9d8ae25259e85d134ce1a50dfee76ddb89e70c335c5042e3713911657bf690c5b233d86bf46de034bba1a5d3acfeedc8da20e680d9a42befb840bd11

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    105e927626a5c9b446da426915d9195d

    SHA1

    d601f4e1a57f6a8b28329b69f86ba47a87db96ea

    SHA256

    75c4d08a7b6fde5d2a15834926deaaf177a38817c199a482e294a37141ba827e

    SHA512

    4e2bac5c4d1e6d9b13b7f57f854208c8429876a1cde88ec8837da0b9f8e481ddfc6bb52defb366fa4bf32f9a1e231b4eb1dd76d1a1b02e13c55f228e849ef80a

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\[email protected]\install.rdf
    Filesize

    598B

    MD5

    053459bf0fc798d208f1dd3324d3b3c9

    SHA1

    b83dff2e721d162f041866e42024887922af1bd6

    SHA256

    bc90d0301bdcd16fe01d8235f18687e75fdfb2b32fbcf1421c089b0cda1fcab0

    SHA512

    a42ad272547998e8cd0091f890c5bc04106b04d4a65f00f6ca3cb6afe4c748a260f2a85dc4628747b63120ee5638deb0f2e10b84d9725b4f9f7993f4d548d92b

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\UubwYivPLafvNDn.dat
    Filesize

    1KB

    MD5

    65a1e5bae0504e075f581c0be4980f4c

    SHA1

    eb3173d725f955a38be85bf95571bc262e29e0b1

    SHA256

    4033870fa277b5f48ca9e9edac3a947ae355c942fc89556e5648e9fe0cd0302c

    SHA512

    fe47967169661db71a66515ea326a2e953c7614a6fc22afef158c96e0e76c6414cc3bbd67c10d0532a3be8c41d0799033b26b218b4618cdcb78ec9e75138681d

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\UubwYivPLafvNDn.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\ghkgblkmeajhkgfjdolkaipfejojdgpp\E4v.js
    Filesize

    6KB

    MD5

    03f284c0112c8e9a2b6c750ccff71c4f

    SHA1

    a40833de0948a2b1a4a8b4db24d803b0ad832acd

    SHA256

    03cbac6d279aa678b340849a19476c2b34368dfee642ffe8e41d05aab8caa224

    SHA512

    873e3268dea58697d1d3a006a513c5103dc729b25c83a6ce907b29b79fc9b957eb0b93c884b24a4ceb621cd91ae1e1813fba2f9214a07c7fc3f0dd2527756be1

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\ghkgblkmeajhkgfjdolkaipfejojdgpp\background.html
    Filesize

    140B

    MD5

    f8a19c3f5f56800bc38262b8acaf6ecb

    SHA1

    8bd29c211ff4856c08ecb8b74a523791dfcf8269

    SHA256

    b6831b16d4d7720391398298bb9dee8fba254724b2d3b61bd5f385e112a6a934

    SHA512

    7279332d75a9ad00c05a7896d7e150b1ca9a70e93db4683fa8c3c5f3dcb2e6d5cd5dbc7f4f87f950f614edcceea32bbbce1bf3d38af4a9bb0adbfb17c5457e7e

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\ghkgblkmeajhkgfjdolkaipfejojdgpp\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\ghkgblkmeajhkgfjdolkaipfejojdgpp\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSAA64.tmp\ghkgblkmeajhkgfjdolkaipfejojdgpp\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zSAA64.tmp\UubwYivPLafvNDn.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1600-56-0x0000000000000000-mapping.dmp
  • memory/1648-54-0x0000000075BE1000-0x0000000075BE3000-memory.dmp
    Filesize

    8KB