Resubmissions

26-04-2024 19:08

240426-xtafqaab73 10

25-04-2024 12:49

240425-p2pavaah66 10

24-04-2024 19:16

240424-xyt1xsfg57 10

Analysis

  • max time kernel
    601s
  • max time network
    410s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-04-2024 12:49

General

  • Target

    3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37.exe

  • Size

    263KB

  • MD5

    f572d2cf74a7897bebb459dc08a45411

  • SHA1

    9a6bc0b9670cf1e5ea21876c1a71bafdec32017f

  • SHA256

    3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37

  • SHA512

    d75df9d31d36776841854c3708727219380cd8731d0669fd18be634047b7526299bd5e5fa561385e7dce458edee417f08ed779b3a590dc9a71450f6ef3557a33

  • SSDEEP

    3072:Y2e/zGhApVVIbW+UHPiXQGDL5mc4IRKU1uhIrueTi21TE7idvqjfyJ+dELqPtPe:OzCbWeQmLomRTVxT4O87dEL4t

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

LogsDiller Cloud (Telegram: @logsdillabot)

C2

5.42.65.96:28380

Extracted

Family

lumma

C2

https://strollheavengwu.shop/api

https://productivelookewr.shop/api

https://tolerateilusidjukl.shop/api

https://shatterbreathepsw.shop/api

https://shortsvelventysjo.shop/api

https://incredibleextedwj.shop/api

https://alcojoldwograpciw.shop/api

https://liabilitynighstjsko.shop/api

https://demonstationfukewko.shop/api

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • RedLine

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

  • RedLine payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37.exe
    "C:\Users\Admin\AppData\Local\Temp\3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2260
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5A6F.bat" "
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3080
    • C:\Windows\system32\reg.exe
      reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
      2⤵
        PID:5944
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1324 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:5544
      • C:\Users\Admin\AppData\Local\Temp\2736.exe
        C:\Users\Admin\AppData\Local\Temp\2736.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:5764
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          2⤵
          • Modifies system certificate store
          • Suspicious use of AdjustPrivilegeToken
          PID:5816
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5764 -s 324
          2⤵
          • Program crash
          PID:3964
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 5764 -ip 5764
        1⤵
          PID:2440
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3A13.bat" "
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:3076
          • C:\Windows\system32\reg.exe
            reg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 1
            2⤵
              PID:2908
          • C:\Users\Admin\AppData\Local\Temp\61FA.exe
            C:\Users\Admin\AppData\Local\Temp\61FA.exe
            1⤵
            • Executes dropped EXE
            • Writes to the Master Boot Record (MBR)
            PID:3544
          • C:\Users\Admin\AppData\Local\Temp\6A58.exe
            C:\Users\Admin\AppData\Local\Temp\6A58.exe
            1⤵
            • Executes dropped EXE
            PID:2728
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 1148
              2⤵
              • Program crash
              PID:4692
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2728 -ip 2728
            1⤵
              PID:2760
            • C:\Users\Admin\AppData\Roaming\wgtacwh
              C:\Users\Admin\AppData\Roaming\wgtacwh
              1⤵
              • Executes dropped EXE
              • Checks SCSI registry key(s)
              PID:4296

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\2736.exe

              Filesize

              1.2MB

              MD5

              cc8622a4df9be323ac9b3ada3d1c8d32

              SHA1

              97ca6d02c88ef464c828e72b17f297d03aef320b

              SHA256

              d0e9f295f6bdea6e0363709e9abdc489602bc5ca2fdfff9318a96fee3955a817

              SHA512

              d83e91068514e566928f96019754353bdee570583b698cdf521f7849e5434a664fd8ac692b6a677675f50eaae49be19d4ca3d654fb3589da2e430930eabd6081

            • C:\Users\Admin\AppData\Local\Temp\5A6F.bat

              Filesize

              77B

              MD5

              55cc761bf3429324e5a0095cab002113

              SHA1

              2cc1ef4542a4e92d4158ab3978425d517fafd16d

              SHA256

              d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a

              SHA512

              33f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155

            • C:\Users\Admin\AppData\Local\Temp\61FA.exe

              Filesize

              421KB

              MD5

              9185b776b7a981d060b0bb0d7ffed201

              SHA1

              427982fb520c099e8d2e831ace18294ade871aff

              SHA256

              91a45c416324ed3a8c184e349214e7c82d6df0df4fe6d06f3c7818c0d322373b

              SHA512

              cb46ca0c3156dc7b177fdb73869e13b229cbab8918dbb4b61a854765313fc9526aa5d7b944aa4b9acb77717c5ffd8fe955ba4eb48d75e2528ec844bfcf4aa5e8

            • C:\Users\Admin\AppData\Local\Temp\6A58.exe

              Filesize

              370KB

              MD5

              39b80c4ae335847a949ff82d665fc8e1

              SHA1

              12e564b72db4cf266a8687cf17191719ca50a537

              SHA256

              347650f1a8b4d46848b94854d24c16dd8cf4c1a5626320015d8d92f3c992fa7b

              SHA512

              86f1c24511ad901c5bf1f696e8a5ec04b3e3815429265236235ff1e2bf890762ef22eeb70a17302b2762a4a97269caf7cfa13f2a66b1046e9fe8af6bded1d0d9

            • C:\Users\Admin\AppData\Local\Temp\Tmp5143.tmp

              Filesize

              2KB

              MD5

              1420d30f964eac2c85b2ccfe968eebce

              SHA1

              bdf9a6876578a3e38079c4f8cf5d6c79687ad750

              SHA256

              f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

              SHA512

              6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

            • C:\Users\Admin\AppData\Roaming\wgtacwh

              Filesize

              263KB

              MD5

              f572d2cf74a7897bebb459dc08a45411

              SHA1

              9a6bc0b9670cf1e5ea21876c1a71bafdec32017f

              SHA256

              3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37

              SHA512

              d75df9d31d36776841854c3708727219380cd8731d0669fd18be634047b7526299bd5e5fa561385e7dce458edee417f08ed779b3a590dc9a71450f6ef3557a33

            • C:\Users\Admin\Desktop\Microsoft Edge.lnk

              Filesize

              2KB

              MD5

              3db38f0159a109798b7b715ccd4cf126

              SHA1

              466c60a7778f56a0552f8f677d05187994552857

              SHA256

              02b4aaa94a664303f66543b89d7f5c1dd78946a4d2bbdf696917165db8030690

              SHA512

              b74516e722a2073aa38f77d7117b0baa813073b89015c72bb59d1e10603a7f1fb8a9eabc8970fc7d2eb33582335ccb8f7f7bb1b0b71db3833264944fdd025292

            • C:\Users\Public\Desktop\Google Chrome.lnk

              Filesize

              2KB

              MD5

              dba4c9da0667b893c996fe4158a6283c

              SHA1

              4a39bc4dab3997076369f623d2a7506ced7b88ce

              SHA256

              e6cc8c1bfa559ffdcb62d40a704206c2d3fa404f2dd94357a14a623b00d04d07

              SHA512

              5496d4a33c35482e80eab0c22336fe67f51b5f65a37c63305833a741cb8365b6d0dcff3ededcfaeab2f85dd7a8e86b8186b37124fcdf594fb752990729c7e405

            • memory/2260-2-0x00000000042A0000-0x00000000042AB000-memory.dmp

              Filesize

              44KB

            • memory/2260-1-0x00000000042D0000-0x00000000043D0000-memory.dmp

              Filesize

              1024KB

            • memory/2260-7-0x00000000042A0000-0x00000000042AB000-memory.dmp

              Filesize

              44KB

            • memory/2260-4-0x0000000000400000-0x0000000004033000-memory.dmp

              Filesize

              60.2MB

            • memory/2728-78-0x0000000002CB0000-0x0000000002DB0000-memory.dmp

              Filesize

              1024KB

            • memory/2728-79-0x0000000002FC0000-0x000000000300B000-memory.dmp

              Filesize

              300KB

            • memory/2728-80-0x0000000000400000-0x0000000002C3F000-memory.dmp

              Filesize

              40.2MB

            • memory/3196-3-0x0000000002F00000-0x0000000002F16000-memory.dmp

              Filesize

              88KB

            • memory/4296-85-0x00000000042E0000-0x00000000043E0000-memory.dmp

              Filesize

              1024KB

            • memory/5764-29-0x00000000000D0000-0x0000000000203000-memory.dmp

              Filesize

              1.2MB

            • memory/5764-19-0x00000000000D0000-0x0000000000203000-memory.dmp

              Filesize

              1.2MB

            • memory/5816-53-0x00000000069E0000-0x00000000069F2000-memory.dmp

              Filesize

              72KB

            • memory/5816-63-0x0000000008EA0000-0x00000000093CC000-memory.dmp

              Filesize

              5.2MB

            • memory/5816-51-0x0000000006F50000-0x0000000007568000-memory.dmp

              Filesize

              6.1MB

            • memory/5816-48-0x0000000006910000-0x000000000692E000-memory.dmp

              Filesize

              120KB

            • memory/5816-56-0x0000000006A40000-0x0000000006A7C000-memory.dmp

              Filesize

              240KB

            • memory/5816-57-0x0000000006BB0000-0x0000000006BFC000-memory.dmp

              Filesize

              304KB

            • memory/5816-58-0x0000000005590000-0x00000000055A0000-memory.dmp

              Filesize

              64KB

            • memory/5816-59-0x0000000006D10000-0x0000000006D76000-memory.dmp

              Filesize

              408KB

            • memory/5816-60-0x00000000077C0000-0x0000000007810000-memory.dmp

              Filesize

              320KB

            • memory/5816-61-0x00000000749C0000-0x0000000075170000-memory.dmp

              Filesize

              7.7MB

            • memory/5816-62-0x00000000087A0000-0x0000000008962000-memory.dmp

              Filesize

              1.8MB

            • memory/5816-52-0x0000000006AA0000-0x0000000006BAA000-memory.dmp

              Filesize

              1.0MB

            • memory/5816-66-0x0000000005590000-0x00000000055A0000-memory.dmp

              Filesize

              64KB

            • memory/5816-68-0x00000000749C0000-0x0000000075170000-memory.dmp

              Filesize

              7.7MB

            • memory/5816-47-0x00000000061B0000-0x0000000006226000-memory.dmp

              Filesize

              472KB

            • memory/5816-30-0x0000000005570000-0x000000000557A000-memory.dmp

              Filesize

              40KB

            • memory/5816-28-0x0000000005590000-0x00000000055A0000-memory.dmp

              Filesize

              64KB

            • memory/5816-23-0x00000000053C0000-0x0000000005452000-memory.dmp

              Filesize

              584KB

            • memory/5816-22-0x0000000005880000-0x0000000005E24000-memory.dmp

              Filesize

              5.6MB

            • memory/5816-21-0x00000000749C0000-0x0000000075170000-memory.dmp

              Filesize

              7.7MB

            • memory/5816-20-0x0000000000400000-0x0000000000452000-memory.dmp

              Filesize

              328KB