Resubmissions

10-01-2025 18:05

250110-wn7cts1pct 10

10-01-2025 18:03

250110-wnc4zs1pay 10

10-01-2025 17:59

250110-wkqwns1ndx 10

Analysis

  • max time kernel
    57s
  • max time network
    58s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2025 18:03

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 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 14 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.

  • 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 27 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:4564
  • 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:1244
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:436
      • 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:1580
        • 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:3480
          • C:\Users\Admin\AppData\Roaming\configRemote_PZ4\GDXSPGEPLYUNRE\RttHlp.exe
            C:\Users\Admin\AppData\Roaming\configRemote_PZ4\GDXSPGEPLYUNRE\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:3256
            • 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:3740
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                6⤵
                • System Location Discovery: System Language Discovery
                PID:1952
          • 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:2036
            • C:\Windows\SysWOW64\explorer.exe
              C:\Windows\SysWOW64\explorer.exe
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2488
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:1984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Config.Msi\e57be40.rbs

      Filesize

      8KB

      MD5

      c9c839e40f28434c6a4be873a6eebc9e

      SHA1

      d7a0668a08d1d89a314d9cafb1799f571852f358

      SHA256

      680e57a4c7295c9498e5bdf68b77b45e53af93a1647c3d9b2e60129a045918f9

      SHA512

      3299cff20470b592bc3e0350808a5e58054332e257d0c1558a1a0472a4fc0efe1a86776a4f98b14a5a32527a9353716384dc26c7fdffe11e64317cda8208208b

    • C:\Users\Admin\AppData\Local\Temp\6c951190

      Filesize

      12.9MB

      MD5

      96090f3f38feda83ca4d63aa423b43f1

      SHA1

      febf3bfb4359eb933bda311bd36d32710f2c255c

      SHA256

      862e13c387f3283e4939221bb2c5233c726159fdb6ffd707ef2c7dc9c1997dab

      SHA512

      cee1e9f931afc818baf97b0e953e9d88e54e75401a085fcb586913127572b72db70e8e042e5a8a48c76ec6735703f6c591df8dcc300db1efd71c6b9de4196dfc

    • C:\Users\Admin\AppData\Local\Temp\7216f69e

      Filesize

      1.0MB

      MD5

      e9469adc7bd42b31021be6d8332487bb

      SHA1

      4d229f895caf4de2725193aa21b83eed5f90436c

      SHA256

      54a58b9a19fba121035f38b747042458fdef81f99997c4fc64bd8d35b7ed77e0

      SHA512

      5e322fd75af9bbe61a54cefda61e2f11d8f01eb950cb00fd56903981fed9cf8a0b5ce4991c0924ba8559c57af4f26066b024d0fa7db92c45c770cebe81b2f78b

    • 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\GDXSPGEPLYUNRE\burro.ini

      Filesize

      791KB

      MD5

      28431839e39dffad0485cc51b34c705f

      SHA1

      0b63857ea0abe841fdae8fd8b9f9b3ef0af881a0

      SHA256

      d832c2fd66e09b3eb829901fa6e7a2b610a398d8e007d6352edf4763ea3ce363

      SHA512

      cca16a18f52f2d059308214897673acd48cfca144a5075fba372ad33b8c645d202ebf32576d9d299d95e37e059d78dfdf70f7e844c479bd8c8484dc06bfe9d03

    • C:\Windows\Installer\e57be3f.msi

      Filesize

      10.5MB

      MD5

      35f774e65e57f419fff8d8f74945ea51

      SHA1

      c3e1d2d50a9bbca445576e0d71c6984cc1dc60bb

      SHA256

      d00a3e22e53210acbd5c3e39b85332e3d47c8ec001d2bbf7a13abb07427bbba2

      SHA512

      34db08df1751754159ca37249dd8a66a811150e2a0bbdc020858f5ee55f9fb8ef763bb74bbb723633f79ea9fde8dd0feeb0c79e0c442ca6f15a8c6d8ffa58a26

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

      Filesize

      24.1MB

      MD5

      0800b921f061de02ba8cf41dd3c08153

      SHA1

      32b6cee52305d18cda03a75311e1646b64ad9dc3

      SHA256

      a0dbe31be30e863942b1aaf782738a7e06fdcfe9541c8c4d228a76e2364350e7

      SHA512

      e2a789fc294cdee470ea92d3a473920c37c4b0fc8ab83d9de8bb558242ea7ef2aa68f0e20ac0c7678c183a74e6f29b2b9ee5fec7169a10c4ca68225bdbeb9f7d

    • \??\Volume{ff55ba41-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{db52bff9-6a5a-43c0-9482-9ec03be04a73}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      21fb697144eb8ddc575001d65c12ace2

      SHA1

      62453018183c2bb10c2aed9ab5878acc391fe6d8

      SHA256

      afad70776f7c6eb80e4dbf26abc4ff3d4303b33c7f9e1ca083e662af7b047056

      SHA512

      f0347019a76d948d706282d0349e54521d3780207ade2fda40543aa3d241c8c875a184827372d58fa4501fe2524d0c4cd22db2bbe26bacf522853c763f4f7e7f

    • memory/1580-39-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB

    • memory/1580-52-0x0000000050000000-0x0000000050116000-memory.dmp

      Filesize

      1.1MB

    • memory/1580-53-0x0000000050120000-0x000000005030D000-memory.dmp

      Filesize

      1.9MB

    • memory/1580-50-0x0000000000400000-0x0000000000421000-memory.dmp

      Filesize

      132KB

    • memory/1580-40-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/1952-118-0x0000000000A80000-0x0000000000ADA000-memory.dmp

      Filesize

      360KB

    • memory/1952-115-0x0000000000A80000-0x0000000000ADA000-memory.dmp

      Filesize

      360KB

    • memory/1952-114-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/2036-109-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/2488-117-0x00000000004B0000-0x0000000000C24000-memory.dmp

      Filesize

      7.5MB

    • memory/2488-116-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/3256-90-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB

    • memory/3256-96-0x0000000050000000-0x0000000050116000-memory.dmp

      Filesize

      1.1MB

    • memory/3256-97-0x0000000050120000-0x000000005030D000-memory.dmp

      Filesize

      1.9MB

    • memory/3256-93-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB

    • memory/3256-91-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/3480-100-0x0000000050000000-0x0000000050116000-memory.dmp

      Filesize

      1.1MB

    • memory/3480-92-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB

    • memory/3480-66-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB

    • memory/3480-64-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/3480-63-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB

    • memory/3740-102-0x00007FFEA2C30000-0x00007FFEA2E25000-memory.dmp

      Filesize

      2.0MB

    • memory/3740-110-0x00000000756A0000-0x000000007581B000-memory.dmp

      Filesize

      1.5MB