Analysis

  • max time kernel
    45s
  • max time network
    89s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:18

General

  • Target

    a45658d3f915498171eed187706776842bddf5132c65943fce12edcc2babea8b.exe

  • Size

    931KB

  • MD5

    4b1a66185ac6cbcf1326501f3e8258d9

  • SHA1

    24bbf7a4573e9e305e55693ffac451ec40dcbc12

  • SHA256

    a45658d3f915498171eed187706776842bddf5132c65943fce12edcc2babea8b

  • SHA512

    f4740412334599f509d8a50a976539552139115d9a8cd13f9c1410031b1b8697e62eb94faf1eba1ab88b7e15a7a40fed68711cf1f1a1a234270686a498b1a958

  • SSDEEP

    24576:h1OYdaOecDCicDCOCZ/iWCvu/2sWsJA/jlt+DHhsR:h1OscCpYO/dJJDHhsR

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\a45658d3f915498171eed187706776842bddf5132c65943fce12edcc2babea8b.exe
    "C:\Users\Admin\AppData\Local\Temp\a45658d3f915498171eed187706776842bddf5132c65943fce12edcc2babea8b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\jwTv2TBKJ7FMUxP.exe
      .\jwTv2TBKJ7FMUxP.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1004

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\7zSBA2C.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    4f4dd5052737ac4b69b778f840444c75

    SHA1

    0149a1c64de1f6c01f18b164249c75994df7dc4b

    SHA256

    bfdcdb27cb2d52c11e169391f2d5f725b8e7909045046fc053a56cdaa28ad05a

    SHA512

    b55b5d87eed6a164d0b7f859d8047280323d0da4d9f6f47e4a5c715beca2f99d60af9cabca27700a2dbdfe09a2b0c17fa7e414dd12f46fdfa9dd116fbcf50d8b

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    c2e6d01137141c2e43b41bdf292fda13

    SHA1

    e23718c1ef9245dab6e37e9b439ddfdbdf2d309a

    SHA256

    d643f8679320724ef00b9e016caa77b7c5787f4099354b9d234e5a702aa8b7f5

    SHA512

    4a5b7869f9ca51f2a3bae31277e400706ad157f1dace245a9614200628358333db20390f02820fd7e84880d084a7191cf2c79b687ae5986f90f2828d5d7049ae

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\[email protected]\install.rdf
    Filesize

    594B

    MD5

    98fbf13f6969e5625a19939a350ad782

    SHA1

    fd13204e66c774b5c620f5f9a9ad73995c9f2d1b

    SHA256

    2a343ce4fa72c5621ee65a2419580ab07806abe5b65073c9562a90b0654b87c4

    SHA512

    b69788d522400deabe142a08d2fc2e352bce7d41a2af29c4d4679d0e89f0bf15dbff9b8b178d933375a3f8f42780431db070d9493ba01ecdd66d95d08b1dd75e

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\jwTv2TBKJ7FMUxP.dat
    Filesize

    1KB

    MD5

    9b30f74a8bd1384145006ac60107ff51

    SHA1

    89bfd0a9bc30450903c985505fef78ad0d1561b8

    SHA256

    4cefdd62f440b9129c2c8bcc6009f28c3703ab5eb8fe9693e8d4d6474ce230f7

    SHA512

    65c14f95eb9011c1494c2913a2ee1826ecfc10157685cea92471b0d1b2af1e1f78f09cea57c20476467165f38032e0e996265d6a2bcb8a7ebef61b3ce37bba1a

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\jwTv2TBKJ7FMUxP.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\nfcmmeaeljmeelfhfnhnmlbceonlihgb\Xh.js
    Filesize

    6KB

    MD5

    ba5990c988a766d50ea84d40fee2d59c

    SHA1

    5f2a829d9daa5fdfd13943bc3cd76440e745a020

    SHA256

    dbc2e0d829a9e9d50ac9d8a945641c09623cfbe907121d3b06ee7452e6dceeff

    SHA512

    a3cb5e482519b12a0ca0a057e30ea8bcf8f57b0ad667e697a2093ffc1a8a5fa730c65ab78be7cc78132473294c30fcdd2483f3758db588b8fde9fcafc76da440

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\nfcmmeaeljmeelfhfnhnmlbceonlihgb\background.html
    Filesize

    139B

    MD5

    37a38c6b2abf81b2c1b6d29df05fa70f

    SHA1

    ca34505141a965b57bc264156b67d27face15c86

    SHA256

    303224e0b268d159697d12613cae48ad021c83f7c947137e5098765c46cfe469

    SHA512

    02282dab7156b9a8e86bdbfc3372b5b7168044e2d09adf671217e6d7ab3e248e2f4d93c85a7ba3ebc710585302c055040b9c612f98d9540a5e98d567f23a0690

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\nfcmmeaeljmeelfhfnhnmlbceonlihgb\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\nfcmmeaeljmeelfhfnhnmlbceonlihgb\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\nfcmmeaeljmeelfhfnhnmlbceonlihgb\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zSBA2C.tmp\jwTv2TBKJ7FMUxP.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1004-56-0x0000000000000000-mapping.dmp
  • memory/2044-54-0x0000000075881000-0x0000000075883000-memory.dmp
    Filesize

    8KB