Analysis

  • max time kernel
    39s
  • max time network
    60s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 09:07

General

  • Target

    4d8cf7fbc02c5b9870f99e01d5f4772f4da27a119b7666750a4b3b57f17ffbc2.exe

  • Size

    924KB

  • MD5

    549ae5da0692412f969750c3a1649306

  • SHA1

    3cf7b223500b52ade8a3f5c3049f7bd720c4a480

  • SHA256

    4d8cf7fbc02c5b9870f99e01d5f4772f4da27a119b7666750a4b3b57f17ffbc2

  • SHA512

    547664babe32d85b4fdc71287436a17f1eb7df0c5b74c58ed5ea1355cd7c34628706008d48d9cbb4df4693ea6dddb064ce88acd0ca48e4d1365f69856e860ab9

  • SSDEEP

    24576:h1OYdaOyfC5S9N6w6EVX1Lh+mN5Z4E8IlIyYuXM:h1OsjMN6wdBh5N5Z4E8PuXM

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\4d8cf7fbc02c5b9870f99e01d5f4772f4da27a119b7666750a4b3b57f17ffbc2.exe
    "C:\Users\Admin\AppData\Local\Temp\4d8cf7fbc02c5b9870f99e01d5f4772f4da27a119b7666750a4b3b57f17ffbc2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\hLbg18SBnsqd5jz.exe
      .\hLbg18SBnsqd5jz.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1212

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    d8136d6fdc777f1109ea29ca33295461

    SHA1

    0678575533038e86756bcdb35da40101368176dd

    SHA256

    283e0649558818252946e2a0dee8ccd7ffecf177714d15d6d15868138cf31f73

    SHA512

    1a79e468e2c4f660f97ee38f3798de8c815f8b359b2e04c87c59aa823f00f1ee1e05ef86a5301cac635e6adf30f526789efbbb07eea3d9f0f4facd4dc8850348

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    2a3defb07de2a29d262496e9518481e9

    SHA1

    e8c2a427f2ae56d94acc95a06ea20347bc2cacac

    SHA256

    d2030b8f635779b903d680c9924ad3d983a591a8e59d319eb3cd0c13d165314c

    SHA512

    afd2152ec171d96248586a352d6b9138b16881b9701f3bb47cc5e8ca637462c31c8004d0c2844e398af1e2e1fa248c86c210e89e28480289ee0d7263c9f1cc38

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\[email protected]\install.rdf

    Filesize

    591B

    MD5

    d88373f744d3cf415ec620ef9521c90e

    SHA1

    abf62435c2d0b021b95e01310fd5592ef0f03589

    SHA256

    ce713d10f74df94c6a5b5d3363ea65cfc2aeb3e6a01b95172b08774bb549c498

    SHA512

    2d86b34576512c30295fc2931db5610ee3342d1346364fdefa84c8c3e1ff6ee182ac89d060b6e2bc4d4fc05c9e4db5b8e153b817c65ee8c0a422bd1dd75b7458

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\hLbg18SBnsqd5jz.dat

    Filesize

    1KB

    MD5

    e7b5000bde6a36ff6c588892e8397246

    SHA1

    e3fa450e09477ea09f4d597177e3a7526d6e8dc2

    SHA256

    e8ce7f1183c5061f3fd6ab6a8f6d2aa62c8f49052431c78349a6d3a6a281b979

    SHA512

    fce2e07bbed65a739acc46fe99df468981ec14b186533d8e03cd732abcaa1176931daaacf16ec53461adf5514078b6a907e2574d443e1ae98827596c4912a921

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\hLbg18SBnsqd5jz.exe

    Filesize

    765KB

    MD5

    21c7e6ab35acdb8d15ac0590900c5206

    SHA1

    bd696ab0d1806c5492b4444d96fe272f217f4058

    SHA256

    314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

    SHA512

    775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\pfbjkpchhejcfajolooigglfjcpnefoo\background.html

    Filesize

    139B

    MD5

    db05d53e18a08162afe1e799e4fdc17a

    SHA1

    98221d534e054c9db25ea1f9fc7ef2240e9f43cc

    SHA256

    5c1b4dd840cd5e50abbcfc3fe27bc2cbd6f8fb97f82d54b09cf6369047bc2c23

    SHA512

    91437fff3e925f0946988c8ecdea919cb138f08fe752369dff51684d3ca98b25e8a477ea412aa11e9083f426b55c2468c39f29436b9b6d1bec5b99d1c7820847

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\pfbjkpchhejcfajolooigglfjcpnefoo\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\pfbjkpchhejcfajolooigglfjcpnefoo\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\pfbjkpchhejcfajolooigglfjcpnefoo\mZ.js

    Filesize

    6KB

    MD5

    dcfd78dcda93f3935337baf6efd17204

    SHA1

    60291a4cd50bfdf81327a468b97a1d93aac1a81f

    SHA256

    f652d05a489464690bdd224e504952f72d336218ee9cd5b723dd8a98c63a47a1

    SHA512

    b5258f5f77badc7bc7eeda9967e1090f0f5b6d961b0b89d67116a7f9d30f01c6ea74ce509f87f3cf8bb92788febd757c3d9a41afdc27667d013fdd2797634906

  • C:\Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\pfbjkpchhejcfajolooigglfjcpnefoo\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS5DF9.tmp\hLbg18SBnsqd5jz.exe

    Filesize

    765KB

    MD5

    21c7e6ab35acdb8d15ac0590900c5206

    SHA1

    bd696ab0d1806c5492b4444d96fe272f217f4058

    SHA256

    314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec

    SHA512

    775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd

  • memory/1212-56-0x0000000000000000-mapping.dmp

  • memory/2032-54-0x0000000075531000-0x0000000075533000-memory.dmp

    Filesize

    8KB