Analysis

  • max time kernel
    4s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:39

General

  • Target

    c36dd4d52a500535b21a359142b858a075a5d282bd550321dca7ea86fc9783f8.exe

  • Size

    920KB

  • MD5

    a108fddc4293d9b2c43fc8fabb7d8473

  • SHA1

    518c232e89a8c6ee1f3766c91edf309d798872ed

  • SHA256

    c36dd4d52a500535b21a359142b858a075a5d282bd550321dca7ea86fc9783f8

  • SHA512

    c4d3db1fa3895ad9c3b771e20ef8b70fcb50132dc644f49783d5e935f2ee973c607b25e429efba7362dbdbbace6638e37f3f568160c0f3f227260fd39d9d8cad

  • SSDEEP

    24576:h1OYdaOoMtdHAqcdDVhYwiei7+EpFAh/kKR:h1OsVPHVmVhYwiLtKkKR

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\c36dd4d52a500535b21a359142b858a075a5d282bd550321dca7ea86fc9783f8.exe
    "C:\Users\Admin\AppData\Local\Temp\c36dd4d52a500535b21a359142b858a075a5d282bd550321dca7ea86fc9783f8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:656
    • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\Eh310y4YWezuGop.exe
      .\Eh310y4YWezuGop.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:900

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\7zSA63F.tmp\Eh310y4YWezuGop.dat
    Filesize

    1KB

    MD5

    14f1376dec3b6994eff0c7f001a5e0c6

    SHA1

    643ad28993546517274999f37864b0f95883ca05

    SHA256

    5e8ab375da6503cdbf09044efc5b46410ec4ea6ea99148499bfd302ab76db8f0

    SHA512

    97167b3824bfec1a66a3f4f523ffb30297c8d7196e758204aa51b1b01d4007689697936a55868a4187f90375e8745a7bcfa8be5e3e7fc66844f8d5f498c81251

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\Eh310y4YWezuGop.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    d0424dbf723ced61026f19d85f16a076

    SHA1

    4cc9cd3067696cb5f5ab172c7c607bd36f8401d5

    SHA256

    18a9dffe9126ca160103eae1027f92674ced8e57eb8e4cadd0db1fbed9c3a66a

    SHA512

    67ac2694c4102e7828cd772b31638725f9b07e62b5f33aeb17459795e160b3c9d681a063fb7c24c514ff9eec80fc1b9f7cd52c52bfc786492e00d676fc4310d1

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    0f22c58dd9d3dcf09e10730106febdf5

    SHA1

    1242753d635a54c5a379e90e48c2a2c0c2352b85

    SHA256

    38ece42088b88f5f8000d87dd7b9778c411240a18bb7bd2eb7b67f954bb349bd

    SHA512

    b2210814c8cb8038a34916e6ccbdd38077575492cab1aded86b96cf2e932df3389500fd83f43079273c990de1727062485e85eb95625109a9ed8344b80c1ebf6

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\[email protected]\install.rdf
    Filesize

    596B

    MD5

    4b494584694168f527b39814e0e4960b

    SHA1

    365bcfdb8346fdaae3f1d6ddc5a0c0268184d60e

    SHA256

    0044ef040de1c31e92b46275a1599e9bcffa5446e06bbbd1833770739a16899c

    SHA512

    975a89e903ea12345d856b108b8904bfe75b52a7b9f610e7e4a87c5bc39a0f26cbb5c244d833f59fa78b2f444123e7488701d3dfe84eecad4295289c796779d8

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\mfpceopodfdgnlapfiheednbdmonglei\E09.js
    Filesize

    6KB

    MD5

    405e86453ad4e01c5006381efccfec3f

    SHA1

    f1e00dbc0e525a2f63d449803d0d702699bcee52

    SHA256

    9c69b3ade44ea9bfc13b2e25b1c60c6b7fab404e988fab0d1a7ea59554862386

    SHA512

    5522dc4a7695c3e241060d63ff2d889bbf4e25eb5dd69981981486d46ec0df56ca67f06641a5c4c9d9de11026741a019dad960b64891837a3eaad73029969238

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\mfpceopodfdgnlapfiheednbdmonglei\background.html
    Filesize

    140B

    MD5

    f08a9b8e2ff3595fe5fb2d890a737518

    SHA1

    54e25f232f72354c0383cdcff29d8048d55dbfe6

    SHA256

    c14130b69cd91faed5c649ad658b0a1dc41de394b8784de78b603b774bb87b5f

    SHA512

    7fd4d8817c94a24dbcd5b5a857842339d5b5b8268c11ac373b71eb6b45e03ea8209bd3f97e4035f8d11f22a8f822b33bd433437d485964fa946063e681a85443

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\mfpceopodfdgnlapfiheednbdmonglei\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\mfpceopodfdgnlapfiheednbdmonglei\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSA63F.tmp\mfpceopodfdgnlapfiheednbdmonglei\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zSA63F.tmp\Eh310y4YWezuGop.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/656-54-0x0000000075F81000-0x0000000075F83000-memory.dmp
    Filesize

    8KB

  • memory/900-56-0x0000000000000000-mapping.dmp