Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:13

General

  • Target

    a646f831b7e52bf505f75389f6407e97882ddb3b087a6ea3520f519971e6bb77.exe

  • Size

    931KB

  • MD5

    e861441dd0391f796958721e5b74d59a

  • SHA1

    b6ad8debc6406ea23bc61c8d1fd9e5d2670f8eae

  • SHA256

    a646f831b7e52bf505f75389f6407e97882ddb3b087a6ea3520f519971e6bb77

  • SHA512

    57a98bb085e76c432102f2999205162cfb3db854841db80d621b86d5ef2da2d14f3fc8452db7a1da883b7f84bb9b6d604e21eb74f8bf9f36255c3be09e1dc50f

  • SSDEEP

    24576:h1OYdaOZCZ/iWCvu/2sWsJA/jlt+DHhsU:h1Os3CpYO/dJJDHhsU

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 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a646f831b7e52bf505f75389f6407e97882ddb3b087a6ea3520f519971e6bb77.exe
    "C:\Users\Admin\AppData\Local\Temp\a646f831b7e52bf505f75389f6407e97882ddb3b087a6ea3520f519971e6bb77.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:868
    • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\FPXlBTo3EtxGteI.exe
      .\FPXlBTo3EtxGteI.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:908

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\7zS10C4.tmp\FPXlBTo3EtxGteI.dat
    Filesize

    1KB

    MD5

    30238c460ca5c66d4603a76e2cca87cf

    SHA1

    5e9156146426dd624c232f7c9d5203562a6bc524

    SHA256

    c1419a1adc27eb1b8178581c40e8f80524281cf3515ef78ddd19d128edde1dd0

    SHA512

    721200d3fe32fe3f9638f605c065b453b6e2a6d2f253d5453240964fa4852fc68386419803e1464738219d5e1dbac2e7c8f86f8a39651026a8b267eff7cc5019

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\FPXlBTo3EtxGteI.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    2eb8ba370532406843160ec39699d783

    SHA1

    9d5943e5792c41c4ea9ca1b95d6da4a6ca3c4bac

    SHA256

    cde4a23ec9e92f4692314c59c637948b0d796e7d089a6d92615744756023047d

    SHA512

    605624edb8dfac617448c23aa53d925f44b36c95a3abf15f7c2160e72b36b8fed5faf4578945fff6a1d20db5be5f46382350f7d233339e73b09c62ae3f0d57c4

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    edb4440bfbd18161f8a813a9c1b6a554

    SHA1

    058fb67745f23a92201c0b7c5a8ee81e2f7636d3

    SHA256

    87ffe66102d01c1513fbbca617eac30572c74253761d361975c229510ac35537

    SHA512

    eb8f0e35b14b9f88705627d7592539aa8bb7e8e9dba55d3903f8c67d0dbbc951e1ac0d1f4f62b9a1f741076ab871ae9d37eb20c0e557f8ec3c532d3a1406dbfb

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\[email protected]\install.rdf
    Filesize

    598B

    MD5

    3e424bb9db6036a77d7e2700a1e30354

    SHA1

    6b5738f96c614c1b00963f906aad7e3ca8415d45

    SHA256

    aeb4bd513895ad0d6cc341f3a0015a653b837ad0b85100d53ebe73dda73ed614

    SHA512

    17514b3c1d2a114a7a981bda9cec9d0d97c947d1c65c502dfe90b2c8b0c611bd743a3bc3d57187081ec848d7a5c2563c0770cf69a0b959a2e43b452763f4b0ea

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\dagmkkndnpafnlljhginfgfkfffhkamd\background.html
    Filesize

    146B

    MD5

    e40886678013756bee6d03bfc876da8e

    SHA1

    8a05543f85c0becae410e350db5b6f94f2f5679f

    SHA256

    c0d285d3426fe11a5e02dd05d638a4ad0b697c5b6dc3be82af61e81b080ab2d4

    SHA512

    d4a33805b3bfbfc2bbde397d0d89a2cf76d5843e201e08ef0095f08046d975ba953f6acba6fa5ff52757d36450812c28ac4c26018258d7ec6928ad3104a21d8a

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\dagmkkndnpafnlljhginfgfkfffhkamd\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\dagmkkndnpafnlljhginfgfkfffhkamd\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\dagmkkndnpafnlljhginfgfkfffhkamd\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS10C4.tmp\dagmkkndnpafnlljhginfgfkfffhkamd\xsqWDOXlh.js
    Filesize

    6KB

    MD5

    f8b7574c8bc04f3afc4b71844590b886

    SHA1

    05fcefdbffd82fc5c0576bcf4849c1f3d2a62f82

    SHA256

    10b78ff112aa651cdc92aeda0ba880e36c6303f4b6178d387b2fa51ed1ebbefb

    SHA512

    3e4810d4e2183a819ba7fc8eca043eb0c727bf35117f53688d44191e2bc83f2b4a688423fef49567376083c727faa6d0c814c2195d5cb059afb3a7c9e6f2bee3

  • \Users\Admin\AppData\Local\Temp\7zS10C4.tmp\FPXlBTo3EtxGteI.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/868-54-0x0000000075131000-0x0000000075133000-memory.dmp
    Filesize

    8KB

  • memory/908-56-0x0000000000000000-mapping.dmp