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Resubmissions

31/03/2024, 11:53

240331-n2tpwsah8z 10

31/03/2024, 11:44

240331-nv79psag6v 10

Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2024, 11:44

General

  • Target

    AutoBuy.exe

  • Size

    2.8MB

  • MD5

    ec3328cb44fb4e760b5cdef7bbbcd6f6

  • SHA1

    d93d74a1200418ec041d4206513d511da870eaec

  • SHA256

    ceb1bbd8e4e6d29926c8011524897693a3240a4bda727d309987a6541cd98907

  • SHA512

    e33563185221acfaf7352a37555f8b1c4f73a962f4ae96e1dee52e8f034bc416fee22dff8bba698b596576470c0572abcf5e2dea1929f6151aac05678e78ca01

  • SSDEEP

    49152:JxppTslWVwj1GowiT4QRW5CX42rZSkvFksV4qBNmP+X:JxpHVwIozyg3jvbVHBNI

Malware Config

Extracted

Family

phemedrone

C2

https://api.telegram.org/bot6719312271:AAE1QFaFTcG0HSHiQXVv7gdDUMwSNOPMadg/sendMessage?chat_id=-4194654645

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 9 IoCs
  • Creates new service(s) 1 TTPs
  • Drops file in Drivers directory 2 IoCs
  • Stops running service(s) 3 TTPs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • 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.

  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Launches sc.exe 14 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 46 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AutoBuy.exe
    "C:\Users\Admin\AppData\Local\Temp\AutoBuy.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5024
    • C:\Users\Admin\AppData\Local\Temp\java2.exe
      "C:\Users\Admin\AppData\Local\Temp\java2.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:916
      • C:\Users\Admin\AppData\Local\Temp\java.exe
        "C:\Users\Admin\AppData\Local\Temp\java.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        PID:968
        • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1548
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1920
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            5⤵
              PID:2240
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            4⤵
            • Launches sc.exe
            PID:4924
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            4⤵
            • Launches sc.exe
            PID:3356
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            4⤵
            • Launches sc.exe
            PID:4184
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            4⤵
            • Launches sc.exe
            PID:2136
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            4⤵
            • Launches sc.exe
            PID:1376
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:632
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4224
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1780
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4240
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe delete "Windows Update"
            4⤵
            • Launches sc.exe
            PID:2456
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe create "Windows Update" binpath= "C:\ProgramData\Microsoft\update.exe" start= "auto"
            4⤵
            • Launches sc.exe
            PID:4992
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop eventlog
            4⤵
            • Launches sc.exe
            PID:4408
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe start "Windows Update"
            4⤵
            • Launches sc.exe
            PID:1468
      • C:\Users\Admin\AppData\Local\Temp\vlad.exe
        "C:\Users\Admin\AppData\Local\Temp\vlad.exe"
        2⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2256
    • C:\Windows\system32\wbem\WmiApSrv.exe
      C:\Windows\system32\wbem\WmiApSrv.exe
      1⤵
        PID:2740
      • C:\ProgramData\Microsoft\update.exe
        C:\ProgramData\Microsoft\update.exe
        1⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2256
        • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
          2⤵
          • Drops file in System32 directory
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3200
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2436
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            3⤵
              PID:3336
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            2⤵
            • Launches sc.exe
            PID:1992
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            2⤵
            • Launches sc.exe
            PID:660
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            2⤵
            • Launches sc.exe
            PID:1348
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            2⤵
            • Launches sc.exe
            PID:2216
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            2⤵
            • Launches sc.exe
            PID:2240
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:224
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1424
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1240
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2480
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe
            2⤵
              PID:3140
            • C:\Windows\explorer.exe
              explorer.exe
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1252

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_igwrn1gk.a3u.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

            Filesize

            2.6MB

            MD5

            5dfe953861753222629629ba6121a0bc

            SHA1

            d56d226b950a773d947c7fc42dcff9788a61f4b7

            SHA256

            f23ec1a549bda11f572a2e58f692855a6344bce1ad683ddd730f12342e099975

            SHA512

            aaddb836207c42b6b795ebf8696373d9b4bc56b73cdea47141348955bd49f2d71088d1d97f06813ed5f72b40775c8c25cb23a78048ea4c223e2e4ef7f98d3e2d

          • C:\Users\Admin\AppData\Local\Temp\java2.exe

            Filesize

            2.1MB

            MD5

            fafce5048ad4b205b36844d78f036435

            SHA1

            9e310d6e583722889099bc46f1c8821d31881dab

            SHA256

            39a0270fb0a39cbcc11463681a11fdd7146254c306d79f0500775c09b0ee7eea

            SHA512

            c2d9d1462f9cda573cc676fbafa5b093940e8071c80fe866e33dea8b22f8462f6fb688c3eeb9a6d71f0617b6792a04191639c41ada2c5259a0e5291c63b7e39a

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

            Filesize

            512KB

            MD5

            0dd8757d42380787ba7162a7776f30c5

            SHA1

            18465ff3c76fc6c441a195b679047f9089b269de

            SHA256

            a6ed050ec8b21feafd3335a3396258be13a2d29601030be8f4b20c682759a2fb

            SHA512

            d0a8354a7af21702f70b5ef7f3440a4755b6e1bb4e39a5c821fcac34e2f019dc73243764ef037efb2ad4de05855ced057d95bc8cdfa1c74ebb27194421297c22

          • C:\Windows\system32\drivers\etc\hosts

            Filesize

            3KB

            MD5

            2d29fd3ae57f422e2b2121141dc82253

            SHA1

            c2464c857779c0ab4f5e766f5028fcc651a6c6b7

            SHA256

            80a60d7ec533d820de20bcedeb41319e7b1def548b6ea73ddbd69455bac4e7a4

            SHA512

            077a5c554663be7b71f181d961f5c98c732bc296dc015ffee30768a648bee3aad62c39c352cf2947432be19519906aeac7dfaf2557d309bb460732abb7fdbc68

          • memory/916-104-0x000000001C510000-0x000000001C520000-memory.dmp

            Filesize

            64KB

          • memory/916-146-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/916-91-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/916-90-0x0000000000C10000-0x0000000000E30000-memory.dmp

            Filesize

            2.1MB

          • memory/916-102-0x000000001CD70000-0x000000001CF8E000-memory.dmp

            Filesize

            2.1MB

          • memory/1252-232-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-223-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-233-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-230-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-229-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-228-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-234-0x00000000021B0000-0x00000000021D0000-memory.dmp

            Filesize

            128KB

          • memory/1252-227-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-226-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-218-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-235-0x00000000021B0000-0x00000000021D0000-memory.dmp

            Filesize

            128KB

          • memory/1252-219-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-220-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-221-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-222-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1252-225-0x0000000001680000-0x00000000016A0000-memory.dmp

            Filesize

            128KB

          • memory/1252-231-0x0000000002090000-0x00000000020B0000-memory.dmp

            Filesize

            128KB

          • memory/1252-224-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1548-167-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/1548-164-0x000001FDD9320000-0x000001FDD9342000-memory.dmp

            Filesize

            136KB

          • memory/1548-163-0x000001FDC0D20000-0x000001FDC0D30000-memory.dmp

            Filesize

            64KB

          • memory/1548-162-0x000001FDC0D20000-0x000001FDC0D30000-memory.dmp

            Filesize

            64KB

          • memory/1548-157-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/2256-144-0x00000000052A0000-0x0000000005306000-memory.dmp

            Filesize

            408KB

          • memory/2256-99-0x00000000009A0000-0x00000000009BC000-memory.dmp

            Filesize

            112KB

          • memory/2256-108-0x0000000074AC0000-0x0000000075270000-memory.dmp

            Filesize

            7.7MB

          • memory/2256-132-0x00000000054B0000-0x00000000054C0000-memory.dmp

            Filesize

            64KB

          • memory/2256-140-0x00000000054C0000-0x0000000005552000-memory.dmp

            Filesize

            584KB

          • memory/2256-149-0x0000000074AC0000-0x0000000075270000-memory.dmp

            Filesize

            7.7MB

          • memory/3140-213-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/3140-217-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/3140-210-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/3140-214-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/3140-212-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/3140-211-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/3200-193-0x000001D8AF2E0000-0x000001D8AF2FC000-memory.dmp

            Filesize

            112KB

          • memory/3200-201-0x000001D8AF510000-0x000001D8AF518000-memory.dmp

            Filesize

            32KB

          • memory/3200-197-0x000001D8AF2D0000-0x000001D8AF2DA000-memory.dmp

            Filesize

            40KB

          • memory/3200-207-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/3200-196-0x000001D8AF300000-0x000001D8AF3B5000-memory.dmp

            Filesize

            724KB

          • memory/3200-199-0x000001D8AF500000-0x000001D8AF50A000-memory.dmp

            Filesize

            40KB

          • memory/3200-195-0x000001D8AEEE0000-0x000001D8AEEF0000-memory.dmp

            Filesize

            64KB

          • memory/3200-194-0x00007FF4E1D50000-0x00007FF4E1D60000-memory.dmp

            Filesize

            64KB

          • memory/3200-174-0x000001D8AEEE0000-0x000001D8AEEF0000-memory.dmp

            Filesize

            64KB

          • memory/3200-172-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/3200-173-0x000001D8AEEE0000-0x000001D8AEEF0000-memory.dmp

            Filesize

            64KB

          • memory/3200-200-0x000001D8AF560000-0x000001D8AF57A000-memory.dmp

            Filesize

            104KB

          • memory/3200-204-0x000001D8AEEE0000-0x000001D8AEEF0000-memory.dmp

            Filesize

            64KB

          • memory/3200-198-0x000001D8AF520000-0x000001D8AF53C000-memory.dmp

            Filesize

            112KB

          • memory/3200-203-0x000001D8AF550000-0x000001D8AF55A000-memory.dmp

            Filesize

            40KB

          • memory/3200-202-0x000001D8AF540000-0x000001D8AF546000-memory.dmp

            Filesize

            24KB

          • memory/5024-0-0x00000000001D0000-0x00000000004AA000-memory.dmp

            Filesize

            2.9MB

          • memory/5024-151-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB

          • memory/5024-5-0x000000001C140000-0x000000001C150000-memory.dmp

            Filesize

            64KB

          • memory/5024-2-0x000000001C5D0000-0x000000001C834000-memory.dmp

            Filesize

            2.4MB

          • memory/5024-1-0x00007FF918FF0000-0x00007FF919AB1000-memory.dmp

            Filesize

            10.8MB