Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-01-2025 21:00

General

  • Target

    Dogusign Reader 1.26g.msi

  • Size

    10.5MB

  • MD5

    35f774e65e57f419fff8d8f74945ea51

  • SHA1

    c3e1d2d50a9bbca445576e0d71c6984cc1dc60bb

  • SHA256

    d00a3e22e53210acbd5c3e39b85332e3d47c8ec001d2bbf7a13abb07427bbba2

  • SHA512

    34db08df1751754159ca37249dd8a66a811150e2a0bbdc020858f5ee55f9fb8ef763bb74bbb723633f79ea9fde8dd0feeb0c79e0c442ca6f15a8c6d8ffa58a26

  • SSDEEP

    196608:xaZKIcPtwQbOmV7SPjZJrtiXPFsKASDdybmR67JU6OpkKM1sQT9nAJDPMRAl6q7r:Y3cPt30JrtiXdsKAcrR67J0kR1syAtMU

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://robinsharez.shop/api

https://handscreamny.shop/api

https://chipdonkeruz.shop/api

https://versersleep.shop/api

https://crowdwarek.shop/api

https://apporholis.shop/api

https://femalsabler.shop/api

https://soundtappysk.shop/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 19 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\Dogusign Reader 1.26g.msi"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3884
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3664
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4936
      • C:\Users\Admin\AppData\Local\Yarrow\RttHlp.exe
        "C:\Users\Admin\AppData\Local\Yarrow\RttHlp.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1588
        • C:\Users\Admin\AppData\Roaming\configRemote_PZ4\RttHlp.exe
          C:\Users\Admin\AppData\Roaming\configRemote_PZ4\RttHlp.exe
          3⤵
          • Suspicious use of SetThreadContext
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:2024
          • C:\Users\Admin\AppData\Roaming\configRemote_PZ4\WLANFSVSQFBEDGKPC\RttHlp.exe
            C:\Users\Admin\AppData\Roaming\configRemote_PZ4\WLANFSVSQFBEDGKPC\RttHlp.exe
            4⤵
            • Suspicious use of SetThreadContext
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:5052
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\SysWOW64\cmd.exe
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of WriteProcessMemory
              PID:460
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                6⤵
                • System Location Discovery: System Language Discovery
                PID:560
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\SysWOW64\cmd.exe
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:1448
            • C:\Windows\SysWOW64\explorer.exe
              C:\Windows\SysWOW64\explorer.exe
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2276
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Config.Msi\e57cb5f.rbs

      Filesize

      8KB

      MD5

      f620dd11944e322db9a5841ca1515d95

      SHA1

      1c8d8fed3466ad027041a6243928e68115282e21

      SHA256

      aa99a4195bf7263e572ba5c0502955ee2c12f7e431bf65e0a02ba455411d7c17

      SHA512

      72d0ca027abee4cd9604e9c18ec23396b4825273f5d827038bca450ee531bdaea16be30bc5f8b6251bd6f79a3b932e40128bd3ba02371350e519b93332c14e94

    • C:\Users\Admin\AppData\Local\Temp\5a9d461e

      Filesize

      12.9MB

      MD5

      34e632e07476f2f09ed28b1fabe6a819

      SHA1

      95d5bdffc3c409a26634d9e0ea2b1ce8b5ead1e2

      SHA256

      28a04c57b3e5ff3838dc05413a58a7ff415cad2232c53869bcf687235bcf4d8f

      SHA512

      ad7c90ad298c23d691b27bc3d65bc3fec89f1226c7f427881b96e91beb78d876b1de3b99dbe121db4550f13f97eed9cf03e62edaa888208fd1dd1bdd48adf7b3

    • C:\Users\Admin\AppData\Local\Temp\60b01a39

      Filesize

      1.0MB

      MD5

      a5ce9ad4635f7a12153c457b55efc1c5

      SHA1

      0d64be5b99b5547679d1c89e7297c8d9cedc17be

      SHA256

      cedf08b7efe27282474905821c7f8f7e51efb3f116cf3997d602803a9af5f1e7

      SHA512

      ee6b261d4708a843cd70e9cd9a47f03cf949d1cb6280011cf732db71d33cf81323d77a43a93b809b7ce871ff2981f6d66c42308dfabfb0759e64ec255d592029

    • C:\Users\Admin\AppData\Local\Yarrow\Register.dll

      Filesize

      1.0MB

      MD5

      40b9628354ef4e6ef3c87934575545f4

      SHA1

      8fb5da182dea64c842953bf72fc573a74adaa155

      SHA256

      372b14fce2eb35b264f6d4aeef7987da56d951d3a09ef866cf55ed72763caa12

      SHA512

      02b0ea82efbfbe2e7308f86bfbec7a5109f3fe91d42731812d2e46aebedce50aabc565d2da9d3fbcd0f46febbff49c534419d1a91e0c14d5a80f06b74888c641

    • C:\Users\Admin\AppData\Local\Yarrow\RttHlp.exe

      Filesize

      135KB

      MD5

      a2d70fbab5181a509369d96b682fc641

      SHA1

      22afcdc180400c4d2b9e5a6db2b8a26bff54dd38

      SHA256

      8aed681ad8d660257c10d2f0e85ae673184055a341901643f27afc38e5ef8473

      SHA512

      219c6e7e88004fad9f4392be9a852c58fc43b7f6900e40370991427f37eaea5c18f48d2954f9479dde8bcb787345f4e292d5620add8224aec4d93d7968820b83

    • C:\Users\Admin\AppData\Local\Yarrow\burro.ini

      Filesize

      10.5MB

      MD5

      95a61e7f85bc8b48e6e52992d39eefc6

      SHA1

      df90ab3e50a7e566948ff56dde540139d23934c0

      SHA256

      0cea6a8a1b71eaaf329b70552ebe353d1a468ae2da5ac9c018d1927b55406bf5

      SHA512

      7a2ebb2caebe5efed73b701ee96a7880dea32301776a16beb288ab008531b396d06e36f6d0c4e60590c02355b4e1fc206e1468bc181042900fc18bc7b9f20086

    • C:\Users\Admin\AppData\Local\Yarrow\magnesium.csv

      Filesize

      52KB

      MD5

      038c02b1cdce1b2738c09d9d2b8bbd74

      SHA1

      0f20d6c4a1cb65ca8a33c613b0f297148f9a39b2

      SHA256

      ff5f5110ca6ca5d57db34ec4ea566d28d4b2535d71540331448711a25a89b3f4

      SHA512

      afb692a8bddf29feb352a3129165c045187c5a41ac134515d5d5ff884b26f24789113929e9c49f0277b8e509755566f5725be05d15a268fd07f03771ab004717

    • C:\Users\Admin\AppData\Local\Yarrow\rtl120.bpl

      Filesize

      1.1MB

      MD5

      adf82ed333fb5567f8097c7235b0e17f

      SHA1

      e6ccaf016fc45edcdadeb40da64c207ddb33859f

      SHA256

      d6dd7a4f46f2cfde9c4eb9463b79d5ff90fc690da14672ba1da39708ee1b9b50

      SHA512

      2253c7b51317a3b5734025b6c7639105dbc81c340703718d679a00c13d40dd74ccaba1f6d04b21ee440f19e82ba680aa4b2a6a75c618aed91bd85a132be9fc92

    • C:\Users\Admin\AppData\Local\Yarrow\vcl120.bpl

      Filesize

      1.9MB

      MD5

      37c89f8997af129d230837c87997b737

      SHA1

      5031df412eaf09cc72688e7865e4604cda6c2fbd

      SHA256

      f3ea5d6457089b4c4ab207f0b96dd5f321cdc7b3360ca27cd6ed273ec25d807e

      SHA512

      3ede7277cb8d16c83e65bb6e6626f30b124ff9cb1579cfc8fbea7358489f9520d416238e998707219b4b0debb6cc1fc2634133f2fe9457a840d8b2bc76ddb3bf

    • C:\Users\Admin\AppData\Roaming\configRemote_PZ4\WLANFSVSQFBEDGKPC\burro.ini

      Filesize

      791KB

      MD5

      28431839e39dffad0485cc51b34c705f

      SHA1

      0b63857ea0abe841fdae8fd8b9f9b3ef0af881a0

      SHA256

      d832c2fd66e09b3eb829901fa6e7a2b610a398d8e007d6352edf4763ea3ce363

      SHA512

      cca16a18f52f2d059308214897673acd48cfca144a5075fba372ad33b8c645d202ebf32576d9d299d95e37e059d78dfdf70f7e844c479bd8c8484dc06bfe9d03

    • C:\Windows\Installer\e57cb5e.msi

      Filesize

      10.5MB

      MD5

      35f774e65e57f419fff8d8f74945ea51

      SHA1

      c3e1d2d50a9bbca445576e0d71c6984cc1dc60bb

      SHA256

      d00a3e22e53210acbd5c3e39b85332e3d47c8ec001d2bbf7a13abb07427bbba2

      SHA512

      34db08df1751754159ca37249dd8a66a811150e2a0bbdc020858f5ee55f9fb8ef763bb74bbb723633f79ea9fde8dd0feeb0c79e0c442ca6f15a8c6d8ffa58a26

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

      Filesize

      24.6MB

      MD5

      258a3d30c2a15768dd877910ce31dd52

      SHA1

      9e9d2a3b54234b48c9812488fdf3589805826eca

      SHA256

      449b274d6482e6df8a5d14d12ab6a799c6b86d9f36b5a499e119fa622c2b13ad

      SHA512

      43bbef9e4ea5b5589a411d3bf5c64b56a6d3d89c22c7768168d7c856e0dc8ca50bf1611f7c41d52d201c8e28c8c8385300e8e97c50393ce3f3c6e3de1e6f8cec

    • \??\Volume{d7b304fe-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{017bd7bb-f15e-47ac-ad91-bf3883c5fbe8}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      af1f217376ba7c07dc28075ab9b12aeb

      SHA1

      0ed3e66a6e91a477c785e025dda5ba6e016813cd

      SHA256

      ceb0a15c92bb5f20734ef3c3a7571c2712f08f87864306ddceb2bf90ba657534

      SHA512

      cf019d0dd99235f6bf4da60616e046d5ded7e7302d070cf33af3960c4b64fdc92d802731b5c7844ea6cbf5c8ed9ff239974a0c58179a27947417925600c5e0a4

    • memory/460-115-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB

    • memory/460-112-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/560-119-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/560-120-0x0000000000820000-0x000000000087A000-memory.dmp

      Filesize

      360KB

    • memory/560-125-0x0000000000820000-0x000000000087A000-memory.dmp

      Filesize

      360KB

    • memory/1448-114-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/1588-54-0x0000000000400000-0x0000000000421000-memory.dmp

      Filesize

      132KB

    • memory/1588-55-0x0000000050000000-0x0000000050116000-memory.dmp

      Filesize

      1.1MB

    • memory/1588-41-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB

    • memory/1588-42-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/1588-56-0x0000000050120000-0x000000005030D000-memory.dmp

      Filesize

      1.9MB

    • memory/2024-105-0x0000000050000000-0x0000000050116000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-95-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB

    • memory/2024-67-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB

    • memory/2024-65-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/2024-64-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB

    • memory/2276-136-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-121-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/2276-122-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-133-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-134-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-137-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-138-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-140-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/2276-141-0x0000000001200000-0x0000000001974000-memory.dmp

      Filesize

      7.5MB

    • memory/5052-94-0x00007FFA0BA20000-0x00007FFA0BC29000-memory.dmp

      Filesize

      2.0MB

    • memory/5052-93-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB

    • memory/5052-99-0x0000000050000000-0x0000000050116000-memory.dmp

      Filesize

      1.1MB

    • memory/5052-96-0x0000000074940000-0x0000000074ABD000-memory.dmp

      Filesize

      1.5MB