Analysis

  • max time kernel
    63s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2023 12:46

General

  • Target

    5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe

  • Size

    3.6MB

  • MD5

    36fd273ea7607d3a203f257f4e2649ed

  • SHA1

    5e243f79ecb539d0d1f75fce7ddfedeccee70a48

  • SHA256

    471d501162e2a5cb6aab3f4f5362ff843d05ef9f20d9fd7ea29733d3a9875747

  • SHA512

    cf81163bc6d1f1141130fbe70944387b97d322afe837ad21a88a0be8f9fd87615bd7022cc572b1783871cc99f224258bae75855e805c733793b723ba0483597d

  • SSDEEP

    98304:VQF9SqUKUehGS26Ish7MUTjA+1VFnqWXvqaY4:VSSzMGS26x1MUTM+/Fh

Malware Config

Extracted

Family

aurora

C2

45.9.74.11:8081

Signatures

  • Aurora

    Aurora is a crypto wallet stealer written in Golang.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe
    "C:\Users\Admin\AppData\Local\Temp\5e243f79ecb539d0d1f75fce7ddfedeccee70a48.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4324
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2492
      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
        "C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5104
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwA1AA==
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2068
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -ENC cwBlAHQALQBtAHAAcAByAGUAZgBlAHIAZQBuAGMAZQAgAC0AZQB4AGMAbAB1AHMAaQBvAG4AcABhAHQAaAAgAEMAOgBcAA==
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2660
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:4736
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:400
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:1312
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          PID:4368
        • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:380
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic os get Caption
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1808
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C "wmic path win32_VideoController get name"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4588
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic path win32_VideoController get name
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:5064
          • C:\Windows\SysWOW64\cmd.exe
            cmd /C "wmic cpu get name"
            5⤵
              PID:4088
              • C:\Windows\SysWOW64\Wbem\WMIC.exe
                wmic cpu get name
                6⤵
                  PID:3488

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

        Filesize

        1KB

        MD5

        4280e36a29fa31c01e4d8b2ba726a0d8

        SHA1

        c485c2c9ce0a99747b18d899b71dfa9a64dabe32

        SHA256

        e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

        SHA512

        494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

        Filesize

        53KB

        MD5

        06ad34f9739c5159b4d92d702545bd49

        SHA1

        9152a0d4f153f3f40f7e606be75f81b582ee0c17

        SHA256

        474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

        SHA512

        c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        16KB

        MD5

        b5d99cca661933388c2125c0779e7ded

        SHA1

        d515d681f3a08ea28d15a222eab5c6c9dacf6e72

        SHA256

        157ff2fa365b991819a7d181c173853811c0b93061134cce00b3862da85709bc

        SHA512

        eaba075721d487a01aed5f92ce23e15d28e633fd741b3d99e1f60635ead74c7f084214bd62164878e380f7fe031aa2a7edfbd72c9560a4cf6aa10d7d1a3c322e

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe

        Filesize

        241.8MB

        MD5

        50ce4232a1b5bb00fa63022fabc03a97

        SHA1

        ad2ada18cf1a8c1f4d5b46d87dd7efe192dc1d68

        SHA256

        06d9eade2df7becc25f78198aba2366ffc5c75665ba08c3dce6a21910e694e0f

        SHA512

        1b02d8d5e34adecf8e57b920c4368fee6ae346bec433e05ac2ef56421778dc222c9cf231337ec9e172280bc0b9948a2c745a932824edf1a30d3cc885e118b32b

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\voiceadequovl.exe

        Filesize

        215.0MB

        MD5

        f1b9d48dbcd6f89fe993611edbd7b8a7

        SHA1

        62ab6ff273a4b0995cf72f19f824d052230171bc

        SHA256

        0bdaa9a13d70c07a3984ba1e076fb7303fe7770e0fe109f20c2232767fb549c9

        SHA512

        dc42e506d09b9718a0fd08d35531aec28cb7ef3f41ed364761c83da8c256326f3f866f34934c2a7b6459b93f04bc9c105da233330f593e5ffd1833b918711ca9

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        214.9MB

        MD5

        7351fb8083cd8ab172786e6d183cb0c9

        SHA1

        d8fd97f7f3a5a4e4394f9c3289179cd25e34a47c

        SHA256

        298f31ed82d82799823e9ed6a7d0108b441aebd3111fb98396bf26219206cabf

        SHA512

        3516b6b1be14ed9ada110392af246a559088495529dc86b444af8b9c1074e1eca5aa6fa1c06afd11873c6850116f299ff54d506509e331994ec2d5611f0f2b3e

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        214.2MB

        MD5

        6093b4d50d45cee2d806c3155d7686f8

        SHA1

        2628945540474969ad1363aef079c0e6123bea70

        SHA256

        133a9c2f08c7f4884c2d136694058e851c63616349054562771c46a5fc4e46f3

        SHA512

        84fbea5c824310fa80f43b840fc04724da079b9fdb94f9f852179fb3fe565c3d25d3973d85636c7747c813594c900e56fbfddc554ba4e26e7936032754a5d85c

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        102.9MB

        MD5

        057f2fe447cc13fbced717f8f3cc77fb

        SHA1

        49827ed51a94b4c499e99a098956e50928585fc8

        SHA256

        45d3614ee3db64449bea33ec3e3c00701e4c6cd8be0a4a198d7f71c6375fc4a0

        SHA512

        692960ddeb93585b1935e8a35c00d04886b9cc1598054e46f05bf4631c728ffde2079cf7558c25799edc85368e046d3b8344f79bd2da18825894fc621829bbd0

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        100.6MB

        MD5

        8b112b1d4c33cd31ac7816b6c5fe961a

        SHA1

        1f0654b88c6c791be22c176e02fbff0370d7ac97

        SHA256

        29d06a094519feee59aeb3de2169721b338b99ec5fcb9c21949d9439cd9d5cd2

        SHA512

        b99e857154b0418040e1a1f29c6537609b127f4d1648dca313762d4f4691d79f18cf69e5efe0c8a4d363dc97cdbe3ebd9f93f41492cba33635e1c484cdada91b

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        102.1MB

        MD5

        81525b7565bd23323a746d0c4355017b

        SHA1

        890c1d2ba46696a60b2ab42026db73eee56eddb0

        SHA256

        8f002051aaaf06a531c6c23eb37aadf7af9bbac32c1ea186d5d00cce5ba484cf

        SHA512

        4e5db0ac4a64849e640f4603fba0f63c7a546b1512d432ed52a45974ad7964e266f4cffcfe0e84549e82d4be2b5297a84e2190a9b11aab7515b3d6ef45df0989

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        105.1MB

        MD5

        910455590db666e1b25a0aad2168ea30

        SHA1

        ace4b0fc793c4d0021ab959f14741367da64ba09

        SHA256

        c49a07525d9880f56e1356dd64d829683770d8eae5a10c60174a1cbf062428c7

        SHA512

        5c61ca04b71a9bcebc5023ba3b77033a38d1c6fac9b063baf2488539d7347079f4f173349f8bd186230f6079cea6be9b96e961d0fa642b58e99fc07949fdd284

      • C:\Users\Admin\AppData\Roaming\Voice\voiceadequovl.exe

        Filesize

        100.2MB

        MD5

        4501f50d6fae5b1f983737f2a97c879f

        SHA1

        0dae825f7a570317601f5ce072fc119d31a0520b

        SHA256

        bd369535c9549e80ba40e2151d83348970ad95a796e9770d67fea4e8c30c0e62

        SHA512

        7dae054177f3f1e674b50ca58ad8ef9d6f119d5a1c0d9294a66330bfa6b526b717c9476e3738c64e0ad08e12b9bde3fa3a1cfb5423e810c403ad87737e3fccdb

      • memory/380-161-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/380-164-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/380-166-0x0000000000400000-0x0000000000731000-memory.dmp

        Filesize

        3.2MB

      • memory/380-160-0x0000000000000000-mapping.dmp

      • memory/400-153-0x0000000000000000-mapping.dmp

      • memory/1312-155-0x0000000000000000-mapping.dmp

      • memory/1808-170-0x0000000000000000-mapping.dmp

      • memory/2068-143-0x0000000005000000-0x0000000005066000-memory.dmp

        Filesize

        408KB

      • memory/2068-140-0x0000000000000000-mapping.dmp

      • memory/2068-141-0x0000000002480000-0x00000000024B6000-memory.dmp

        Filesize

        216KB

      • memory/2068-142-0x0000000005120000-0x0000000005748000-memory.dmp

        Filesize

        6.2MB

      • memory/2068-146-0x0000000007620000-0x0000000007C9A000-memory.dmp

        Filesize

        6.5MB

      • memory/2068-147-0x00000000062A0000-0x00000000062BA000-memory.dmp

        Filesize

        104KB

      • memory/2068-145-0x0000000005C90000-0x0000000005CAE000-memory.dmp

        Filesize

        120KB

      • memory/2068-144-0x0000000005750000-0x00000000057B6000-memory.dmp

        Filesize

        408KB

      • memory/2492-132-0x0000000000000000-mapping.dmp

      • memory/2660-171-0x0000000007A20000-0x0000000007A2A000-memory.dmp

        Filesize

        40KB

      • memory/2660-172-0x0000000007C50000-0x0000000007CE6000-memory.dmp

        Filesize

        600KB

      • memory/2660-149-0x0000000000000000-mapping.dmp

      • memory/2660-167-0x0000000006C00000-0x0000000006C32000-memory.dmp

        Filesize

        200KB

      • memory/2660-168-0x0000000070550000-0x000000007059C000-memory.dmp

        Filesize

        304KB

      • memory/2660-169-0x0000000006BB0000-0x0000000006BCE000-memory.dmp

        Filesize

        120KB

      • memory/3000-148-0x0000000000000000-mapping.dmp

      • memory/3488-176-0x0000000000000000-mapping.dmp

      • memory/4088-175-0x0000000000000000-mapping.dmp

      • memory/4368-157-0x0000000000000000-mapping.dmp

      • memory/4588-173-0x0000000000000000-mapping.dmp

      • memory/4736-151-0x0000000000000000-mapping.dmp

      • memory/5064-174-0x0000000000000000-mapping.dmp

      • memory/5104-135-0x0000000000000000-mapping.dmp

      • memory/5104-138-0x0000000000280000-0x00000000009F4000-memory.dmp

        Filesize

        7.5MB

      • memory/5104-139-0x0000000006940000-0x0000000006962000-memory.dmp

        Filesize

        136KB