Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 12:19

General

  • Target

    eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe

  • Size

    10.7MB

  • MD5

    b2ceff540f1fb7234b424a5702e989ba

  • SHA1

    db23b99773aaf3c3ccf45bb93a7321647aad99f9

  • SHA256

    eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9

  • SHA512

    d42c2dbc0aecb9220c634cb3fbbe7c67eea107599048d7e3c66c01c0ed6a3c5639b6448fcc4de30e1a38a1b19bdd9882513403e3abfbffbfbdaadae49b59b342

  • SSDEEP

    196608:h9oqgEzg9QvuVBkqFGKAJ9RmX2870VikXVCnZXTDqQ7poZ:h9VgECiuVi4JARx8gVJsZXTOQ7W

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://sculpturedowqm.shop/api

https://condedqpwqm.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates processes with tasklist 1 TTPs 6 IoCs
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe
    "C:\Users\Admin\AppData\Local\Temp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4312
    • C:\Users\Admin\AppData\Local\Temp\is-9LPC4.tmp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-9LPC4.tmp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.tmp" /SL5="$4017E,10276342,812544,C:\Users\Admin\AppData\Local\Temp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3524
      • C:\Users\Admin\AppData\Local\Temp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe
        "C:\Users\Admin\AppData\Local\Temp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe" /VERYSILENT /NORESTART
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2504
        • C:\Users\Admin\AppData\Local\Temp\is-BEDER.tmp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-BEDER.tmp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.tmp" /SL5="$5017E,10276342,812544,C:\Users\Admin\AppData\Local\Temp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.exe" /VERYSILENT /NORESTART
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:1152
          • C:\Windows\system32\cmd.exe
            "cmd.exe" /C tasklist /FI "IMAGENAME eq wrsa.exe" /FO CSV /NH | find /I "wrsa.exe"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4480
            • C:\Windows\system32\tasklist.exe
              tasklist /FI "IMAGENAME eq wrsa.exe" /FO CSV /NH
              6⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:768
            • C:\Windows\system32\find.exe
              find /I "wrsa.exe"
              6⤵
                PID:740
            • C:\Windows\system32\cmd.exe
              "cmd.exe" /C tasklist /FI "IMAGENAME eq opssvc.exe" /FO CSV /NH | find /I "opssvc.exe"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:4080
              • C:\Windows\system32\tasklist.exe
                tasklist /FI "IMAGENAME eq opssvc.exe" /FO CSV /NH
                6⤵
                • Enumerates processes with tasklist
                • Suspicious use of AdjustPrivilegeToken
                PID:3228
              • C:\Windows\system32\find.exe
                find /I "opssvc.exe"
                6⤵
                  PID:4048
              • C:\Windows\system32\cmd.exe
                "cmd.exe" /C tasklist /FI "IMAGENAME eq avastui.exe" /FO CSV /NH | find /I "avastui.exe"
                5⤵
                • Suspicious use of WriteProcessMemory
                PID:3532
                • C:\Windows\system32\tasklist.exe
                  tasklist /FI "IMAGENAME eq avastui.exe" /FO CSV /NH
                  6⤵
                  • Enumerates processes with tasklist
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2420
                • C:\Windows\system32\find.exe
                  find /I "avastui.exe"
                  6⤵
                    PID:4356
                • C:\Windows\system32\cmd.exe
                  "cmd.exe" /C tasklist /FI "IMAGENAME eq avgui.exe" /FO CSV /NH | find /I "avgui.exe"
                  5⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4308
                  • C:\Windows\system32\tasklist.exe
                    tasklist /FI "IMAGENAME eq avgui.exe" /FO CSV /NH
                    6⤵
                    • Enumerates processes with tasklist
                    • Suspicious use of AdjustPrivilegeToken
                    PID:452
                  • C:\Windows\system32\find.exe
                    find /I "avgui.exe"
                    6⤵
                      PID:1696
                  • C:\Windows\system32\cmd.exe
                    "cmd.exe" /C tasklist /FI "IMAGENAME eq nswscsvc.exe" /FO CSV /NH | find /I "nswscsvc.exe"
                    5⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2668
                    • C:\Windows\system32\tasklist.exe
                      tasklist /FI "IMAGENAME eq nswscsvc.exe" /FO CSV /NH
                      6⤵
                      • Enumerates processes with tasklist
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1184
                    • C:\Windows\system32\find.exe
                      find /I "nswscsvc.exe"
                      6⤵
                        PID:4468
                    • C:\Windows\system32\cmd.exe
                      "cmd.exe" /C tasklist /FI "IMAGENAME eq sophoshealth.exe" /FO CSV /NH | find /I "sophoshealth.exe"
                      5⤵
                      • Suspicious use of WriteProcessMemory
                      PID:4116
                      • C:\Windows\system32\tasklist.exe
                        tasklist /FI "IMAGENAME eq sophoshealth.exe" /FO CSV /NH
                        6⤵
                        • Enumerates processes with tasklist
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1780
                      • C:\Windows\system32\find.exe
                        find /I "sophoshealth.exe"
                        6⤵
                          PID:2832
                      • C:\Users\Admin\AppData\Local\banqueteer\AutoIt3.exe
                        "C:\Users\Admin\AppData\Local\banqueteer\\AutoIt3.exe" "C:\Users\Admin\AppData\Local\banqueteer\\calimanco1.a3x"
                        5⤵
                        • Checks computer location settings
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        • Suspicious use of WriteProcessMemory
                        PID:2816
                        • C:\Windows\SysWOW64\cmd.exe
                          "C:\Windows\System32\cmd.exe" /c ping -n 5 127.0.0.1 >nul && AutoIt3.exe C:\ProgramData\\5UjD51.a3x && del C:\ProgramData\\5UjD51.a3x
                          6⤵
                          • System Location Discovery: System Language Discovery
                          • System Network Configuration Discovery: Internet Connection Discovery
                          • Suspicious use of WriteProcessMemory
                          PID:4220
                          • C:\Windows\SysWOW64\PING.EXE
                            ping -n 5 127.0.0.1
                            7⤵
                            • System Location Discovery: System Language Discovery
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:2740
                          • C:\Users\Admin\AppData\Local\banqueteer\AutoIt3.exe
                            AutoIt3.exe C:\ProgramData\\5UjD51.a3x
                            7⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            • System Location Discovery: System Language Discovery
                            • Checks processor information in registry
                            • Suspicious use of WriteProcessMemory
                            PID:2412
                            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
                              C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
                              8⤵
                              • System Location Discovery: System Language Discovery
                              PID:4928
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 1204
                                9⤵
                                • Program crash
                                PID:1776
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 1172
                                9⤵
                                • Program crash
                                PID:4816
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4928 -ip 4928
                1⤵
                  PID:2196
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4928 -ip 4928
                  1⤵
                    PID:3964

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Temp\is-9LPC4.tmp\eaa5582959770d5fa7fc18fa15d6e6aedec88b7503b8d16df3dd82626fab57d9.tmp

                    Filesize

                    3.1MB

                    MD5

                    acbfab542f334df94e757342ec458a45

                    SHA1

                    f7fbfcf221dc0519a9dccf68a6c8a9c29d9dffb6

                    SHA256

                    84632fd63011890d4a3d205633f3959f19e66f39c12d8bdb458ced24fa2e5705

                    SHA512

                    c8948a7254ec901d17344b121ec6394f908c2014320f2a27113ab1f467f0268c51c99dff8d0b7483b272627c8b970595b18e75b44bc5a97075b3c84556ce905e

                  • C:\Users\Admin\AppData\Local\Temp\is-LILB5.tmp\_isetup\_iscrypt.dll

                    Filesize

                    2KB

                    MD5

                    a69559718ab506675e907fe49deb71e9

                    SHA1

                    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

                    SHA256

                    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

                    SHA512

                    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

                  • C:\Users\Admin\AppData\Local\banqueteer\AutoIt3.exe

                    Filesize

                    921KB

                    MD5

                    3f58a517f1f4796225137e7659ad2adb

                    SHA1

                    e264ba0e9987b0ad0812e5dd4dd3075531cfe269

                    SHA256

                    1da298cab4d537b0b7b5dabf09bff6a212b9e45731e0cc772f99026005fb9e48

                    SHA512

                    acf740aafce390d06c6a76c84e7ae7c0f721731973aadbe3e57f2eb63241a01303cc6bf11a3f9a88f8be0237998b5772bdaf569137d63ba3d0f877e7d27fc634

                  • C:\Users\Admin\AppData\Local\banqueteer\calimanco.xls

                    Filesize

                    488KB

                    MD5

                    cb62f5057f03aa312de733459b91eb14

                    SHA1

                    f65000ceab9e7307acc99f26a00c70def02a4e0e

                    SHA256

                    25d70f45d927aa32ebda9b93fd3be326e2c50357282432f1a07380e1316e5cd5

                    SHA512

                    fee81251cff5dd0f1c45ad57a7090d2fe778e74a2a593d95176f73c92ab423282ca8bc3ca868f2e6259124c662de91ea008cce7ef8589109ee07796242ef99ac

                  • C:\Users\Admin\AppData\Local\banqueteer\calimanco1.a3x

                    Filesize

                    61KB

                    MD5

                    6d7984dbd605a4a6bb0e159cb0308d6d

                    SHA1

                    a74d3d5d6fdbfd22844f4d8d8ef474e6b36623b5

                    SHA256

                    090e6a9dda1b24c3165404d80e25ba2eaf4912e89f0cfcb040506612347fe3c9

                    SHA512

                    f481bdc642811adf69f63708228f9437e5c90d02c440796948816fe82e6383dfcacaa09556550c841bc53394a005950b54babde48f81ebe97e18c1c4c065ca16

                  • memory/1152-25-0x00000000003E0000-0x0000000000714000-memory.dmp

                    Filesize

                    3.2MB

                  • memory/1152-174-0x00000000003E0000-0x0000000000714000-memory.dmp

                    Filesize

                    3.2MB

                  • memory/2504-13-0x0000000000610000-0x00000000006E4000-memory.dmp

                    Filesize

                    848KB

                  • memory/2504-177-0x0000000000610000-0x00000000006E4000-memory.dmp

                    Filesize

                    848KB

                  • memory/3524-15-0x0000000000DE0000-0x0000000001114000-memory.dmp

                    Filesize

                    3.2MB

                  • memory/3524-6-0x00000000018F0000-0x00000000018F1000-memory.dmp

                    Filesize

                    4KB

                  • memory/4312-17-0x0000000000610000-0x00000000006E4000-memory.dmp

                    Filesize

                    848KB

                  • memory/4312-0-0x0000000000610000-0x00000000006E4000-memory.dmp

                    Filesize

                    848KB

                  • memory/4312-2-0x0000000000611000-0x00000000006B9000-memory.dmp

                    Filesize

                    672KB

                  • memory/4928-184-0x0000000000400000-0x000000000045B000-memory.dmp

                    Filesize

                    364KB

                  • memory/4928-185-0x0000000000400000-0x000000000045B000-memory.dmp

                    Filesize

                    364KB