Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    25/04/2024, 03:57

General

  • Target

    d7e0574a1d81309b78bea7cf80cc5f64c02907a4e99c41072f3fcc9c4e954456.exe

  • Size

    375KB

  • MD5

    41facb5835ba375de367e4af7e16b06a

  • SHA1

    6415609de5192e59d766fe2778b63e32b50fcee5

  • SHA256

    d7e0574a1d81309b78bea7cf80cc5f64c02907a4e99c41072f3fcc9c4e954456

  • SHA512

    489e391557432d1711aefdbe0c8b19930f71f1f50e741947f8ffc6e1348512fdea7c08e872a60447763c1f0dfd80dd9c58f92626f18801451c511e595037c134

  • SSDEEP

    6144:83EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eij:3mWhND9yJz+b1FcMLmp2ATTSsdj

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7e0574a1d81309b78bea7cf80cc5f64c02907a4e99c41072f3fcc9c4e954456.exe
    "C:\Users\Admin\AppData\Local\Temp\d7e0574a1d81309b78bea7cf80cc5f64c02907a4e99c41072f3fcc9c4e954456.exe"
    1⤵
    • Loads dropped DLL
    • Modifies WinLogon
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Modifies WinLogon
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      PID:1608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    957b01992ef5fb66f00bdf8d14f39f48

    SHA1

    a2ca5a3f6bfef3068d3531885f6a230f680af5ae

    SHA256

    454e2f102264dc1e6663a919d7ebc5ccb0f4b2e1ce2716c9ec0246d4d7bb4afe

    SHA512

    7d26bd280f6cfbd3698a42839ef4822edea49b5dfbdf5fbcd3c8e923c9df6e9185caf6117f4e70d52f636dad6eedc2741e2a85bcfbb968111a62a4763503f109

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    5cb36e898b92ac2baf68cb78046cf30a

    SHA1

    2fe407ae8c2aefcc7d2e8264601aaba1014bacf6

    SHA256

    c1d0ba7a3c01ff44e56de84a432ab49d50fca7cca7231fd9bf37bf723128f3fb

    SHA512

    a4870645d3ab21d9c56d599ac499c3c208caaa245f296c3d87a01a25ee79c25e936214f0bdfa379e73178f810dd60d4f61e69e5e659f777df158245dda55f244

  • C:\Users\Admin\AppData\Local\Temp\1824.tmp

    Filesize

    22KB

    MD5

    a4cbf0de3556510166a7e720e89a1237

    SHA1

    195c87090ee3539008567a39efcf8f305fce5f43

    SHA256

    5926dee400394dc3cddee0b66d251902ab4a907b64d453c2fc90c95bad18057f

    SHA512

    5bd15b7fd3352cc79e5555ce5bdfe2629ddb98ef4d8898417ab3cdb49432d5af69368f00bfa396a547daf0a610d9226007d3ce6a1759cc936a2e67d369db3264

  • C:\Users\Admin\AppData\Local\Temp\187.tmp

    Filesize

    593B

    MD5

    926512864979bc27cf187f1de3f57aff

    SHA1

    acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

    SHA256

    b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

    SHA512

    f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

  • C:\Users\Admin\AppData\Local\Temp\1DB9.tmp

    Filesize

    481B

    MD5

    3411fe4c36cf2cbe287b15bcd0c2791e

    SHA1

    8f7ca37041d2124799d6253f903b3a71a0d4dded

    SHA256

    14476aa468b3bc82b63b4b8b65aa6f803b0c3e5af112c604af3b8130c213dc5e

    SHA512

    b09af0a8b90d667cdf61bcd0080f33fcea6877d9fbc4d886f08221d8a32af508a019eae4de07df22a3f66fa8ace48c76ae57a8075cd800dec583998ce873a586

  • C:\Users\Admin\AppData\Local\Temp\Cab68F4.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar6906.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\Tar6A25.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • \Windows\AppPatch\svchost.exe

    Filesize

    375KB

    MD5

    e011bb155ccf91953d88af2d579c7847

    SHA1

    978f2a0b720ad4308e75dd317fa726ed45fd5f1f

    SHA256

    f9362d9518e169e5cb8cb402a134dcabfd073aeefe1c7136221bc8e845191b3a

    SHA512

    0f1268e5d16a6dc3280d28961421adef1f93142c3cd8bf5128ec51ef541aec58d5cdf78fd78e70b3ad2260e67050f65282c9302090d489cac0b96003e0229fae

  • memory/1608-62-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-64-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-35-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-36-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-38-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-37-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-39-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-40-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-41-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-42-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-43-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-44-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-45-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-47-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-48-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-46-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-49-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-51-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-50-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-53-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-54-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-52-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-58-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-59-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-56-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-60-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-33-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-63-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-61-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-57-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-55-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-34-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-65-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-69-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-70-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-67-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-71-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-73-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-72-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-74-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-68-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-75-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-78-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-79-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-77-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-81-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-82-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-80-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-30-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-28-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-335-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/1608-27-0x0000000000350000-0x00000000003F8000-memory.dmp

    Filesize

    672KB

  • memory/1608-25-0x0000000000350000-0x00000000003F8000-memory.dmp

    Filesize

    672KB

  • memory/1608-23-0x0000000000350000-0x00000000003F8000-memory.dmp

    Filesize

    672KB

  • memory/1608-21-0x0000000000350000-0x00000000003F8000-memory.dmp

    Filesize

    672KB

  • memory/1608-19-0x0000000000350000-0x00000000003F8000-memory.dmp

    Filesize

    672KB

  • memory/1608-17-0x0000000000350000-0x00000000003F8000-memory.dmp

    Filesize

    672KB

  • memory/1608-414-0x00000000004B0000-0x0000000000566000-memory.dmp

    Filesize

    728KB

  • memory/1608-16-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/1956-0-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/1956-14-0x0000000000390000-0x00000000003F4000-memory.dmp

    Filesize

    400KB

  • memory/1956-13-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB