Analysis

  • max time kernel
    36s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 16:30

General

  • Target

    fcdf3238f74ffa46353317f9a0c9c318845df9b053287b19a700f515b55d2dc8.exe

  • Size

    931KB

  • MD5

    f9d32263047802a5ab8c0ff330a3c9b8

  • SHA1

    e13bcbfd1eac257896165e5ac0e00d1a1f7fd7ff

  • SHA256

    fcdf3238f74ffa46353317f9a0c9c318845df9b053287b19a700f515b55d2dc8

  • SHA512

    5bf6d75c8aefc152abf74981532ef92a9b295b9146f84c190e966a3dfdec028af06c4863822bd359dee13d517060f46371cd208ca366ba4cdb442b750fb3e2dd

  • SSDEEP

    24576:h1OYdaOdCZ/iWCvu/2sWsJA/jlt+DHhsI:h1OsDCpYO/dJJDHhsI

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\fcdf3238f74ffa46353317f9a0c9c318845df9b053287b19a700f515b55d2dc8.exe
    "C:\Users\Admin\AppData\Local\Temp\fcdf3238f74ffa46353317f9a0c9c318845df9b053287b19a700f515b55d2dc8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\N4Zj4aRzDC1kKTo.exe
      .\N4Zj4aRzDC1kKTo.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1812

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\N4Zj4aRzDC1kKTo.dat

    Filesize

    1KB

    MD5

    854ece1fc9b92157173aa53551081266

    SHA1

    5ff279103eb7449ddaf38a9f0807eeec29435419

    SHA256

    6fa4c96b272bb20a8b498e5ca90f7a1d360774f58c894792fce4bbbd4e6397ef

    SHA512

    71d78e8f7b711ebe5134d4fe2c731318c1058400f3e3a79fb57a7b92f4cda7844b280a75ef34dc15e8c373a758e36cc9aefaa291f1c7d7a083be61798695176c

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\N4Zj4aRzDC1kKTo.exe

    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    09f6b155d61982a1f1a9a1f10c0d8649

    SHA1

    3fe4af446a6790c8c59685294a355c5619be199e

    SHA256

    b5f3156f77d991172823be0035ca204d7d136bbb15d23410314817294f24535b

    SHA512

    c685c7aa6330701fdc6e6827c5bdc641ed2dc6b84187ebdd071e993eb32c0ad3c7887487439e380c46945dbd83c98890ed25d243c2f0ac303ffada5a5e3011ff

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    f9b5f4a790d4a4f555f51e34c34737dc

    SHA1

    885261e9815a26f2958090d726df59410996512b

    SHA256

    5271fc4b7608d594c962369b626d7054a8ac260c4cedd06cda66fa7994c055a7

    SHA512

    0ae54fcc652b0e7c8823aeb7bc2632d00212ffbee4297598b271db4201141d7cd815b59e69dfc9ee8d49b19597f5848aa5c9690e736ceca595c881cd0ae8f9bb

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\[email protected]\install.rdf

    Filesize

    596B

    MD5

    5b218f90fd55b5112bd32eca30102910

    SHA1

    6c5ed2bca5bf74ba2dff8c0dfbb7c5817b198fb4

    SHA256

    ea7a779648d4944962cd23d5e8a29359dd1d0c5ebca3972b001a1181a43a3153

    SHA512

    34945656efec52675f8490df633c7ea2c521ac725e7d4b0716e55bcecb2860d2392192351f2ecf94a5fc4f27ee11ca0279ff52e423f8b96fc36f6a0beed4e9e4

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\chnbhpbggemmfoeolmepkibppogmhgpi\KL.js

    Filesize

    6KB

    MD5

    67bc906b3a78ac30a4d8771c07b3dc9b

    SHA1

    a166fc9b137a0ec9928aff756b77360ec45b6bec

    SHA256

    212b0e2ccea9d47150f125596534e932255bba8f1f15c06ebd71c046e0c22464

    SHA512

    defa2e7c7b0613743de4e08e75bf5a5f57defbb50c3a4b4cb7b183594a8a3590c34ba4eb1c8bff46a959caccc0c989de3559ca54253d1b15671edc1948b0200c

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\chnbhpbggemmfoeolmepkibppogmhgpi\background.html

    Filesize

    139B

    MD5

    4d9b5f6a2012a173bcff124126517862

    SHA1

    35ce4e1017d9185ddc6e00f0776462f06d54192a

    SHA256

    638de4608095664e799c9cb439ec1b3a01fde88f9c691c631fd343aa771b8610

    SHA512

    619c041c59fcc192e1b5a9467f344e007e4cfbdd7f66242f8f6b5cf16e6ca67e7d0ee9d41f34442b7019786889a3f9eff43743e9580223ddf4e2f3b00de70e7e

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\chnbhpbggemmfoeolmepkibppogmhgpi\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\chnbhpbggemmfoeolmepkibppogmhgpi\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS7022.tmp\chnbhpbggemmfoeolmepkibppogmhgpi\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS7022.tmp\N4Zj4aRzDC1kKTo.exe

    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/364-54-0x0000000076681000-0x0000000076683000-memory.dmp

    Filesize

    8KB

  • memory/1812-56-0x0000000000000000-mapping.dmp