Analysis

  • max time kernel
    31s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 07:57

General

  • Target

    e93126bfdbb61ff34c64a283d581cb8ead85fe3ff838266ca189f598b0a92d09.exe

  • Size

    924KB

  • MD5

    0d0e6a0085829ee09b7fce9efe1d0d48

  • SHA1

    812bd5deadb1bf1cd00b81ab967a090f3d9c9162

  • SHA256

    e93126bfdbb61ff34c64a283d581cb8ead85fe3ff838266ca189f598b0a92d09

  • SHA512

    c0feeb7da0ccb305953cf4e5734a7c4d92e9817c27b5a766df547dc1f313c8400fe941bf017edd84b6cc8ac4ab300648978a5c24b23bd6d4ea147172e13b3c89

  • SSDEEP

    24576:h1OYdaOUfC5S9N6w6EVX1Lh+mN5Z4E8IlIyYuX1:h1OsdMN6wdBh5N5Z4E8PuX1

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\e93126bfdbb61ff34c64a283d581cb8ead85fe3ff838266ca189f598b0a92d09.exe
    "C:\Users\Admin\AppData\Local\Temp\e93126bfdbb61ff34c64a283d581cb8ead85fe3ff838266ca189f598b0a92d09.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1608
    • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\ryjvBYjucrId0mz.exe
      .\ryjvBYjucrId0mz.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1544

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\7zS2E81.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    a5fe464b417efd195081fefcd65d6dc9

    SHA1

    06fb8c2045e2eaa468636b0434c046c2e5a633f5

    SHA256

    0187702930b17ec55eb848e018e0392832027fff2d30e83d62af0f9d112aa701

    SHA512

    4addd820d12f65b43eef4e02ec034841aa4fb2d5dbdd015167bfdbeedec3fc6653e8117e5b92f3b9de2cf84600c40de09ee1f660fcb65441550308e1aceb96d9

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    d92c686d4c23cdb45bf97e76f0e7e0ad

    SHA1

    e28f88c134f660973a88fcb4d2e882fec83de382

    SHA256

    d24ad0e9f46985618c1a0146126ae58461a1cf2914eaf72ccc2928d467df9f03

    SHA512

    10ded68a1de87091df043dcfc3cb107180bd65cdc197bdcd82b91f2f0d81bb1238e50dd699bb17a8edbd560ef5d05073d8f38cd5773ca81a21f00123b65eecb4

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\[email protected]\install.rdf
    Filesize

    598B

    MD5

    46a75cf02c8b931cbc615f45741444aa

    SHA1

    6516872857ac934bf1633e1de9cfef563107b25d

    SHA256

    64a8eab1a76e801608dc1a3d61cd27190cbacda4a95770faa48020e0f6852fe0

    SHA512

    500a6712083eb8e001f9e0bbe57a313d730557a5d9ea333be2c7fd5185cc94397c67bd9f263146259e4e9d6b423e586250af2844abcbdcdf21f6466fbbf99b63

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\pbfikhhofbegklpifohcaofcggngbbaa\H.js
    Filesize

    6KB

    MD5

    32363520ae995c1c9fa840441b06f5fc

    SHA1

    88fc5efa5c5c96381df6e609864f022806ec907f

    SHA256

    6acfc0525218cccb3b7a166c4461b2351084d25e98f56876a74e83160b4f43ac

    SHA512

    87a42f0bcae08f59cc51ad93a58530ccde4d94028d2f289a91aebe6fb689ce3aecd0528c4363b5faceb432b1e39ecebeea1a0cc2b96ad5b630cae82f1efe6290

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\pbfikhhofbegklpifohcaofcggngbbaa\background.html
    Filesize

    138B

    MD5

    6f78a9f8b3159b436ed441ca0fa88fb7

    SHA1

    78b91858aceb4c4b345970b7f5375bd9c5cee5e7

    SHA256

    df00d7c896f5836452fe07dd66a17dd46157fdec21d3c8ca886b1a7ba909165e

    SHA512

    f867296bae6366e6328c8bead204c16130aad48e3c8770a99bf994eb85e7d31c748ed6d219c5bbcc8b2619c0721396213dfe82e4c0072938f6135ca91d627d77

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\pbfikhhofbegklpifohcaofcggngbbaa\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\pbfikhhofbegklpifohcaofcggngbbaa\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\pbfikhhofbegklpifohcaofcggngbbaa\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\ryjvBYjucrId0mz.dat
    Filesize

    1KB

    MD5

    557e37bc84d37d292290770fce00afcf

    SHA1

    f637b145a2aa0a4cf053ecda0ef15cd7c33f0bc7

    SHA256

    b6befc0fe8f35d1f11fff3e67601acca672fa116fa792349be0e8e2b0a624047

    SHA512

    f2e0f8f74c3473f8bba7489d142c5bef81661e6fd51da37ce9759a69f19c554d11124aeaa35f5ca36789771c219d279e4bba744394bc1e7f3976271c2f8480ce

  • C:\Users\Admin\AppData\Local\Temp\7zS2E81.tmp\ryjvBYjucrId0mz.exe
    Filesize

    765KB

    MD5

    21c7e6ab35acdb8d15ac0590900c5206

    SHA1

    bd696ab0d1806c5492b4444d96fe272f217f4058

    SHA256

    314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

    SHA512

    775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

  • \Users\Admin\AppData\Local\Temp\7zS2E81.tmp\ryjvBYjucrId0mz.exe
    Filesize

    765KB

    MD5

    21c7e6ab35acdb8d15ac0590900c5206

    SHA1

    bd696ab0d1806c5492b4444d96fe272f217f4058

    SHA256

    314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

    SHA512

    775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

  • memory/1544-56-0x0000000000000000-mapping.dmp
  • memory/1608-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp
    Filesize

    8KB