Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-06-2024 01:20

General

  • Target

    7571ed6e3695bda8a03c039b44eca04081151362ab31340fcfb31523bf0084bb.exe

  • Size

    518KB

  • MD5

    a11877acbf615954a0b143f09aa1057f

  • SHA1

    8f44c43d8fb4883db145a0908ac741c86dd06976

  • SHA256

    7571ed6e3695bda8a03c039b44eca04081151362ab31340fcfb31523bf0084bb

  • SHA512

    40b1a077b60ebddf48df1c01abc0c4be65dc09a5dca81a73adecd4a21a98539d0298cdc34892c6ed78e3a2e51dcebb843e0c7c037fdd407414b099cae8dc254e

  • SSDEEP

    12288:QENwtNQ7FJant11waVxFxWYkKOYHfaTxGCdpAgH:fj7mt1KaLFxGHYHi0CdpA

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

213.227.129.32:4483

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 5 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 5 IoCs
  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 5 IoCs
  • Detects executables packed with SmartAssembly 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7571ed6e3695bda8a03c039b44eca04081151362ab31340fcfb31523bf0084bb.exe
    "C:\Users\Admin\AppData\Local\Temp\7571ed6e3695bda8a03c039b44eca04081151362ab31340fcfb31523bf0084bb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2868
    • C:\Users\Admin\AppData\Local\Temp\7571ed6e3695bda8a03c039b44eca04081151362ab31340fcfb31523bf0084bb.exe
      "C:\Users\Admin\AppData\Local\Temp\7571ed6e3695bda8a03c039b44eca04081151362ab31340fcfb31523bf0084bb.exe"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2536

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

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

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

    342B

    MD5

    75343d1e6351bf4daa3cbb74550e7cdf

    SHA1

    0bcb5dafc753a88be2bd54994cccbe41e3f50a0c

    SHA256

    74839c76ea343db9de3f0f932727df60a4642855a6e06040fd42d9153f3e7f37

    SHA512

    3a72d6da1241be3b3125bba50130c08680f80ca051d4d924b98bab8e4943151694c4ca49fbc7f82f39ecb811a97538455338bb434868086e352329741933aea9

  • C:\Users\Admin\AppData\Local\Temp\Cab655A.tmp
    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar665A.tmp
    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp6845.tmp
    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • C:\Users\Admin\AppData\Local\Temp\tmp685B.tmp
    Filesize

    92KB

    MD5

    bbe71b58e84c50336ee2d3bad3609c39

    SHA1

    bdd3227b48977e583127425cbc2f86ff4077ba10

    SHA256

    b25b7e57924b2382d3178696782b51fa62b68fa7e763081d7a53471cccc1ff3c

    SHA512

    07fcac6778f114fb372dac7ed489624b8e0aed347bc14af77ec36b5201df8b3d99e2a69a384756606030bb146f5c0780f39a274dc5a4b4f6863746ec7fa2ca2a

  • memory/2536-14-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-172-0x00000000745B0000-0x0000000074C9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2536-11-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-10-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-6-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-8-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-18-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-16-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2536-20-0x00000000745B0000-0x0000000074C9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2536-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2536-21-0x00000000745B0000-0x0000000074C9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2868-19-0x00000000745B0000-0x0000000074C9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2868-5-0x0000000001FC0000-0x0000000002020000-memory.dmp
    Filesize

    384KB

  • memory/2868-4-0x00000000005A0000-0x00000000005AC000-memory.dmp
    Filesize

    48KB

  • memory/2868-3-0x00000000003E0000-0x00000000003F0000-memory.dmp
    Filesize

    64KB

  • memory/2868-2-0x00000000745B0000-0x0000000074C9E000-memory.dmp
    Filesize

    6.9MB

  • memory/2868-1-0x0000000000030000-0x00000000000B6000-memory.dmp
    Filesize

    536KB

  • memory/2868-0-0x00000000745BE000-0x00000000745BF000-memory.dmp
    Filesize

    4KB