Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2024 03:51

General

  • Target

    cae42ec80a74d5dfe5aa09beb3805821_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    cae42ec80a74d5dfe5aa09beb3805821

  • SHA1

    7710f3ab01d5f1c6bde7d813f00d79f7f3446cea

  • SHA256

    8a95169f84a5d5fe649aa62fdc7d8afd2946f4998bdb1d90997452f9fda9f19d

  • SHA512

    3fc3eed23dd9136d5a454ada7951a60e19252cb6d8159a737efd6f9fbe2f135a89210c4a37c4dfc70826940ee937f163df16f130231771c54fa10439aacf67fe

  • SSDEEP

    3072:qOJM8BUIyMh/fuGk4SGkjyu3wMD32onjlWnrBJke78ilZHMOke7QezadcarPCYpx:8IU9MheRXngMDmgV2Mk0JcRYenA

Malware Config

Extracted

Family

simda

Attributes
  • dga

    gatyfus.com

    lyvyxor.com

    vojyqem.com

    qetyfuv.com

    puvyxil.com

    gahyqah.com

    lyryfyd.com

    vocyzit.com

    qegyqaq.com

    purydyv.com

    gacyzuz.com

    lygymoj.com

    vowydef.com

    qexylup.com

    pufymoq.com

    gaqydeb.com

    lyxylux.com

    vofymik.com

    qeqysag.com

    puzylyp.com

    gadyniw.com

    lymysan.com

    volykyc.com

    qedynul.com

    pumypog.com

    galykes.com

    lysynur.com

    vonypom.com

    qekykev.com

    pupybul.com

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Simda family
  • simda

    Simda is an infostealer written in C++.

  • Executes dropped EXE 1 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cae42ec80a74d5dfe5aa09beb3805821_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cae42ec80a74d5dfe5aa09beb3805821_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4540
    • C:\Windows\apppatch\svchost.exe
      "C:\Windows\apppatch\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Modifies WinLogon
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2080

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\EFY08QA2\login[1].htm

    Filesize

    168B

    MD5

    d57e3a550060f85d44a175139ea23021

    SHA1

    2c5cb3428a322c9709a34d04dd86fe7628f8f0a6

    SHA256

    43edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c

    SHA512

    0364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063

  • C:\Users\Admin\AppData\Local\Temp\7989.tmp

    Filesize

    24KB

    MD5

    f9dc11128406c6df29c88be97682ae89

    SHA1

    210a9776282cafd08a5b41bc4c1741448bfb396d

    SHA256

    d6be603a5b9b3e8ae80da8f6355e706a93149dc54fbfc747ca10712af7a82436

    SHA512

    621b0bf485c95c9b33383115e15c8a75ceab26a388332977216ec3ccf470ae72ea1f07a4f4c70e66366ead746fe4c86c4dc95b9c50a09d71d86574a4574014c4

  • C:\Users\Admin\AppData\Local\Temp\799C.tmp

    Filesize

    1KB

    MD5

    bd9b389cd0efd2668d498e7f4ed5c0e8

    SHA1

    b4fd944cfca65e54c50a69f589d542839a67e911

    SHA256

    bfbe4f3455eb293372c448534e4c2a027d63dd238f69453cb09f0cd656dd0e2f

    SHA512

    6967e02ce34d1824d539f32db25d4f9a5595bc5acc3752aa0a6c457ca78f29e286faefa36ad4658d323ad3d3c26886640b8a0e396c6fa63cb318fbb9564456d5

  • C:\Users\Admin\AppData\Local\Temp\9FEC.tmp

    Filesize

    593B

    MD5

    3b03d93d3487806337b5c6443ce7a62d

    SHA1

    93a7a790bb6348606cbdaf5daeaaf4ea8cf731d0

    SHA256

    7392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30

    SHA512

    770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88

  • C:\Users\Admin\AppData\Local\Temp\9FEC.tmp

    Filesize

    593B

    MD5

    926512864979bc27cf187f1de3f57aff

    SHA1

    acdeb9d6187932613c7fa08eaf28f0cd8116f4b5

    SHA256

    b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f

    SHA512

    f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b

  • C:\Users\Admin\AppData\Local\Temp\AE8A.tmp

    Filesize

    61KB

    MD5

    fda26bf805fa40379a1d6fabf4efc8dd

    SHA1

    107cb3fdaeb8a9218d30f61a59f28f5c53520bef

    SHA256

    47cd6cefd7e9ded7282805ebbfc8f97e54631a0a57961d5ca33d534403a493e0

    SHA512

    a44735fb3e3f4650afc5ba58e474b0fc5d0a1dd34149ce025fbab702a417a264af64f8d0285b904563bd9e5780633b68f30b0e7684ab442f2a48dbf10881a636

  • C:\Users\Admin\AppData\Local\Temp\AF1D.tmp

    Filesize

    42KB

    MD5

    c89e45776bfd487870fcfb448837c85c

    SHA1

    b426890cc92f9faf5beb32a6ef16ae6e1073e6d3

    SHA256

    4256d06b9f1e8fa16e474389fa690a675561e4cc90bc81624bd9e54145cc41a6

    SHA512

    46f39ee9827713fe6046763d8d1be89159999e9fa56e87131c68e3b0cb686414052b2c949a7b4d385faafc6728df5d6c41e6c67077a1d48a41ed08b5fee6dce6

  • C:\Users\Admin\AppData\Local\Temp\AF1D.tmp

    Filesize

    42KB

    MD5

    750cdb08103d87ba7fb1e50f4dcf051c

    SHA1

    54e24afbca773fabac5ada0637480a5b2c152e70

    SHA256

    64bd752bb51a3fa571363a81f55fab97eeebe0761d0c72767d3fd48b25c67a53

    SHA512

    a2cd0000238658629a06497efabb36d8d1e4f9b37a9c87e10b8aede4e75f308b73019df13963061f6e071cf66dc0b5dc626306c84df2208ade4dcc737d467f69

  • C:\Windows\apppatch\svchost.exe

    Filesize

    204KB

    MD5

    317e8f67c6caf003d5da7c100616bbac

    SHA1

    6205d1aee910fed80c76a239f53d779dc1d761a4

    SHA256

    df823965d8308995569b9b871a597d5fef0d0902eb22c580b981540d10a816ff

    SHA512

    20da514595a5b4f9a9a2f76f5350cf721616eb0c263878800148536808eb8383a18b1338a5e4ab58231d6763c453b24aad426b9379d9507a4a036363225218e9

  • memory/2080-52-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-48-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-58-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-61-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-78-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-77-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-76-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-75-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-74-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-73-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-21-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-72-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-71-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-70-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-69-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-68-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-67-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-17-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-66-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-65-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-64-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-63-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-62-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-60-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-59-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-57-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-56-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-54-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-53-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-14-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2080-51-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-50-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-49-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-19-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-47-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-46-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-45-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-44-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-43-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-42-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-41-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-40-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-39-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-38-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-37-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-36-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-34-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-33-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-32-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-31-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-30-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-29-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-28-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-27-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-25-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-24-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-23-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-55-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-35-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-26-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-22-0x0000000002B40000-0x0000000002BF6000-memory.dmp

    Filesize

    728KB

  • memory/2080-15-0x0000000002740000-0x00000000027E8000-memory.dmp

    Filesize

    672KB

  • memory/2080-16-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/4540-0-0x00000000004F0000-0x00000000004F3000-memory.dmp

    Filesize

    12KB

  • memory/4540-12-0x00000000004F0000-0x00000000004F3000-memory.dmp

    Filesize

    12KB

  • memory/4540-13-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/4540-1-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB