Analysis

  • max time kernel
    32s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:33

General

  • Target

    c52b8a53fe3579dc0355952b78a878e666e5252c3c3276e8ff5abc717bb8acf5.exe

  • Size

    931KB

  • MD5

    24f63f83fe3f197940b7b34e5696529f

  • SHA1

    cb425c0041168d095a5a98386d3826c1cb1f42e1

  • SHA256

    c52b8a53fe3579dc0355952b78a878e666e5252c3c3276e8ff5abc717bb8acf5

  • SHA512

    42ffa37ef970e5fabea489663cc0836c20a46cdf4c0908ff5c79dfb0765e78ebd38448566f803d08d98f76910848ebe6f8b89664a4a720cdfad4eae3f63f2b14

  • SSDEEP

    24576:h1OYdaOoCZ/iWCvu/2sWsJA/jlt+DHhsC:h1OsmCpYO/dJJDHhsC

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\c52b8a53fe3579dc0355952b78a878e666e5252c3c3276e8ff5abc717bb8acf5.exe
    "C:\Users\Admin\AppData\Local\Temp\c52b8a53fe3579dc0355952b78a878e666e5252c3c3276e8ff5abc717bb8acf5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\RjdIXWEOxelxEM6.exe
      .\RjdIXWEOxelxEM6.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1520

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\7zS3296.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    b5973e3ce6b77b7ca1cbbcad584ad7da

    SHA1

    3900d25b8ba011581dc4b03e75064b0651ec2dc9

    SHA256

    ba83ab43d73b090a05f1c431cd7ed6a03e559527665455cbc1f29b0d6a6042b9

    SHA512

    2691e565563090aee0d7b8d5b8d21ca8835f8f933336192162b563b62338a521b3252b16a40d1d19eca3b968958e101541f33550293232139b0703a470e2ba01

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    23faa705a3646abdb1fa055fbf182907

    SHA1

    e0d8eef490f46e8c745e73f4eaefada71ea04bd2

    SHA256

    05f12cc86f37d7bfadf6718f5970b54de141f9712ef55bdea88e640d89b83668

    SHA512

    68078e1465084c30f4d1ea447a4f3f88fbf4993cdf767081b35e69d299d28513cdc483ab6a9963c9efd6290b3fd3b5ae66cacb6efe189a9398633f464d7c555c

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\[email protected]\install.rdf
    Filesize

    597B

    MD5

    56aa2e2e68315b6f8fff831371139107

    SHA1

    b9be33284bddb4e3b28d0e1790b4402b7117679f

    SHA256

    c9531ee8412f3e690e0f0ceae7ee5f028bff03835fe71f40feeab8b72c6e3d8f

    SHA512

    218f29bbc4e6cf902a4e8e3a79e0936ff014318572e08e5666c90defec210a949d4042c38812cb7b528e81e3a67e0077ab43bc6a93cea8bac2f419fe51d48779

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\RjdIXWEOxelxEM6.dat
    Filesize

    1KB

    MD5

    2b0dcde869c8cb927f0521f01a3b27e1

    SHA1

    2fe1179c56d5247b7fa0cce150f6a4372c5d411a

    SHA256

    3e1ddface2f1e1b934d80c9e74f38c69ee12d64a79b1713b57ad61bb0f5abca2

    SHA512

    d5b28e101bb3c2b8f361546ddbcf7fc14dbe2a138a78800298d6d6dd78ee96c248108c66e14ef9a1a693ae1c5f15823b9149f0c34d2fdd1f5a29a1b0a53f7be0

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\RjdIXWEOxelxEM6.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\beppelolhpmknllmkncbnlpbeeapnmgg\Nmv53.js
    Filesize

    6KB

    MD5

    f1544f91ffbdd4344e6982c3ac2d897c

    SHA1

    de4ee1bd1c6f0565279119b093d79d1bcb999fa6

    SHA256

    176299488f0672e8d0d6044ab1d3eb3b8ebce8e94dfd80050817784fee51d80e

    SHA512

    5a0651e7f9444cd83b0d11c879762a3de187163f075e81b3417f802e4c67f1e4a720daf46d6a7e7d59e0f21d12ee8a1997718b56f0ae631f71a827820d0b424a

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\beppelolhpmknllmkncbnlpbeeapnmgg\background.html
    Filesize

    142B

    MD5

    c9501e1013d9c46e5ae11c99c63f93a9

    SHA1

    0b99d694c24149b970be01c8d6ad9ed74175c69e

    SHA256

    3023b39fe6507f31b7850e90edda64f696c152e03567b85a0ed574863b8f5fc6

    SHA512

    a6abb423a08dcd8e3a4266677aa6c26774409fc403a4ac17efbe2d57a3d9de8a2e62f893da93276f5ff40d547d568f423137a650a00135e96c1aa5d5cd150a3d

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\beppelolhpmknllmkncbnlpbeeapnmgg\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\beppelolhpmknllmkncbnlpbeeapnmgg\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS3296.tmp\beppelolhpmknllmkncbnlpbeeapnmgg\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS3296.tmp\RjdIXWEOxelxEM6.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1520-56-0x0000000000000000-mapping.dmp
  • memory/1628-54-0x0000000075ED1000-0x0000000075ED3000-memory.dmp
    Filesize

    8KB