Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:16

General

  • Target

    ca154b048d366dfa956f600452bfecb8457fbad2f7b654e0f34772a74d5988e5.exe

  • Size

    931KB

  • MD5

    77eb4db9ea0a3c58eb4988591de842e0

  • SHA1

    ac037d0eeef5322659a5c0c0a8f4f0ca0883b440

  • SHA256

    ca154b048d366dfa956f600452bfecb8457fbad2f7b654e0f34772a74d5988e5

  • SHA512

    402d2c938cdac74fba25275727f7a710095572d385124f2278f6018b06d35ad2dbf0aae1139f1c14ed2497eae7fbf9e88f1c62ceab27f5a50fd529f6ca3b9630

  • SSDEEP

    24576:h1OYdaOjCZ/iWCvu/2sWsJA/jlt+DHhso:h1OsJCpYO/dJJDHhso

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\ca154b048d366dfa956f600452bfecb8457fbad2f7b654e0f34772a74d5988e5.exe
    "C:\Users\Admin\AppData\Local\Temp\ca154b048d366dfa956f600452bfecb8457fbad2f7b654e0f34772a74d5988e5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\MxkseJNy0Sc2w6d.exe
      .\MxkseJNy0Sc2w6d.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1160

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\7zS1DCE.tmp\MxkseJNy0Sc2w6d.dat
    Filesize

    1KB

    MD5

    9cabb92cd6403f76bd256243535884ad

    SHA1

    2074bd046dd66f283764b7fa49923e33ce70e4c1

    SHA256

    2f55248445b0130dc5951120fcedd464e97f240e8fad3fbf491cd1067f3c0030

    SHA512

    c0c0f290e38cf06ab7eaedb6766fa2992942d87670cdeb89c695a7864f2376821ab922975cedf3b5456b4f6243338750a7f983528505b46751360524d87a5dd5

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\MxkseJNy0Sc2w6d.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\U7@8woA.edu\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\U7@8woA.edu\chrome.manifest
    Filesize

    35B

    MD5

    cc2ec96a9585745f4b8f6f8811de9abd

    SHA1

    868316cbf03a4ee4aea2d4171f5ce89c52fb5522

    SHA256

    7e7eba63ade520b3ef372abf5e1714cdf6e047a6dabbff7958c3f62a633c5aa7

    SHA512

    63fa12f1e359c793bf83f22217c8024239861a23052358a61d520e144430f2f57b3bf7bb905a50cdd104d456f0683439500e37f47957dba24cc72e9f3d974d60

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\U7@8woA.edu\content\bg.js
    Filesize

    8KB

    MD5

    0a8f42f7799fc2eb8527f60c5722e2cc

    SHA1

    d722b1e3a405a1466ed7e23d9fbd61eeb4014d16

    SHA256

    45ae53f78b0eea5452fa5b6434093a377b1b04c1d3c2af4f8429b18992ddb7fd

    SHA512

    192b8377d9cdbce578f76818ec85016b7b9cc377f3fc47faf5adbaffd70b76fef65e5815e0748f229c1c20345fb8621dab1c43dece1fcb77a47ea6847a4b377e

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\U7@8woA.edu\install.rdf
    Filesize

    593B

    MD5

    f4f86ae957ba45888605a3715ca84654

    SHA1

    39c366350d8141c4cabc8916351cc8f2cf6d3fd8

    SHA256

    8418decfed16176a3dd63d16d5d577e9be619681db85e9f4f4f215a61e8124b0

    SHA512

    e8339852899f9879efea5ed50f72f192b46c6c46153da8d61fcce881c887608d5d1564f91ad104eda550bceb1e0b04580073c0ffb46a015ac92498b5e39d4511

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\ojkachjmdofgfkcbhiphjelkeiajdpdk\background.html
    Filesize

    147B

    MD5

    952f7f036316b865bd762be88be40af4

    SHA1

    4f76d04355895752084dc7618a13405b0b76dfac

    SHA256

    e298bf0abf373727f5dec0a473d449c2c62f816b368d1251af3780034b82ea54

    SHA512

    d4b5a2e0146ccb0e0a42e2461527a744aeca40c804fd968f56907452b01801a0af8a86e2f1798ca005b35c618c160e40255c63879ac32fd5926b1ee3c212a100

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\ojkachjmdofgfkcbhiphjelkeiajdpdk\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\ojkachjmdofgfkcbhiphjelkeiajdpdk\ilmgJkChnT.js
    Filesize

    6KB

    MD5

    937a9590bc89b7701f7afb03d963d3f0

    SHA1

    f4720d9f1be023529ad81943cbb196c4753a9841

    SHA256

    9a70cb0063130e4d3fc1a696f5e20818745c24a6a8fe3245a5ae21cedd4bc6b1

    SHA512

    67ea04b78d30950243c8702cc5b67484579526a990307d012fe5d834a9e9e597ff6bace63e6858e93d77ccafab7330b03f91ba4d4cac25460554def2a4507ecf

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\ojkachjmdofgfkcbhiphjelkeiajdpdk\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\ojkachjmdofgfkcbhiphjelkeiajdpdk\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS1DCE.tmp\MxkseJNy0Sc2w6d.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1160-56-0x0000000000000000-mapping.dmp
  • memory/1284-54-0x00000000762E1000-0x00000000762E3000-memory.dmp
    Filesize

    8KB