Analysis

  • max time kernel
    233s
  • max time network
    294s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2024 22:21

General

  • Target

    677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12.exe

  • Size

    2.5MB

  • MD5

    ffada57f998ed6a72b6ba2f072d2690a

  • SHA1

    6857b5f0c40a1cdb0411eb34aa9fe5029bcdb84f

  • SHA256

    677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12

  • SHA512

    1de77f83a89935bb3fc3772d5190c3827d76a998785d451e2c0d11a0061cfd28f1b96eccb41b012c76ddda2021e3333a0a647489ae3c6dac10cfb8302abdf33f

  • SSDEEP

    49152:UjBP3/qGrdNJ8VZFhY++Yk/4aLq8wH7mm6qJsSRRjyl:aBPvfrAZF28k/RLbwH7mvcRRjy

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 8 IoCs
  • Creates new service(s) 1 TTPs
  • Stops running service(s) 3 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 14 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 14 IoCs

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

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12.exe
    "C:\Users\Admin\AppData\Local\Temp\677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2652
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2728
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:1060
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2752
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2908
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2592
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "WSNKISKT"
      2⤵
      • Launches sc.exe
      PID:2932
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2948
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "WSNKISKT" binpath= "C:\ProgramData\wikombernizc\reakuqnanrkn.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:2848
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "WSNKISKT"
      2⤵
      • Launches sc.exe
      PID:3060
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2984
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2964
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1524
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2196
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2440
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2000
  • C:\Windows\system32\wusa.exe
    wusa /uninstall /kb:890830 /quiet /norestart
    1⤵
    • Drops file in Windows directory
    PID:2756
  • 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
    1⤵
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:780
  • C:\ProgramData\wikombernizc\reakuqnanrkn.exe
    C:\ProgramData\wikombernizc\reakuqnanrkn.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Windows\explorer.exe
      explorer.exe
      2⤵
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3028
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:1744
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:524
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:652
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3024
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2084
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:2256
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1292
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1064
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2896
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2952
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2892
    • C:\Windows\system32\wusa.exe
      wusa /uninstall /kb:890830 /quiet /norestart
      1⤵
      • Drops file in Windows directory
      PID:320

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      380KB

      MD5

      6bc3f45a365aac61ecf342e1c4fd1590

      SHA1

      e78c2075f8f3c93f10992822f7c63511e5688c5e

      SHA256

      3317951f9d5bfa1a45a797ef677ebda10dd9b1bb298ebb935ff91506f0d9434c

      SHA512

      a7ed20c4c001397b072460b7e39af34ce1858b579fe784bc121ac68a0b0cfe6167946b0cb7dcab4ecd1d94a7ccc91e1a5e7a8eebb6571581017ffeafcf95d38d

    • C:\ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      259KB

      MD5

      21577ee78ece42f365f360d994d867c5

      SHA1

      dddb989c439d9a3244415b8ed90d87298460021e

      SHA256

      0715794d0dd4a12329839c635bd508e8240ba4559b9f42363ee42368c59d58e9

      SHA512

      00f92d14817e9dbfd0d5942798b0596314f40db1cf7547c6d90c9a35846d6e3f1e2d6a275a7af5fc72dbbb1aedae77139a12ae9a4f7fde31665806eba439e7c6

    • \ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      264KB

      MD5

      99741c5e3ca86bd44d3cf80642f3a790

      SHA1

      756210f26a54a93b54ad7d37d9ce0bfaa3c36c5e

      SHA256

      41c7bc820f343575560c3356c19e9ac0ea8cd5dc84dda80cd1ba84c93c38733b

      SHA512

      b9294453cddfa5ebddc955a1beff93d7d596b8cbcbee82975cd7e8bc2bdd4c105e23b64d3185db9c42968deaa0f672d55bdacd15f11efb46403a5462d42c609a

    • \ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      222KB

      MD5

      1078a27af04d9e5395505573757a1fb0

      SHA1

      980175e8fe517d1a8bb4767b1426219282c71d0b

      SHA256

      28dc0d6a6b8089f0b201407307da31bcddc63e50dd14d8b70e7f7990f902bc8e

      SHA512

      577296d083cb8c71fe18585d02e8ec98c86b7266d774aa31afdd18dc8ffc6de39d826e7b0d0474b9f0c3b7b0e0de336f236a7514c3b65b5fa8a05bb26f023a64

    • memory/780-23-0x0000000001280000-0x0000000001300000-memory.dmp

      Filesize

      512KB

    • memory/780-22-0x000007FEF5B10000-0x000007FEF64AD000-memory.dmp

      Filesize

      9.6MB

    • memory/780-17-0x000007FEF5B10000-0x000007FEF64AD000-memory.dmp

      Filesize

      9.6MB

    • memory/780-18-0x0000000001280000-0x0000000001300000-memory.dmp

      Filesize

      512KB

    • memory/780-16-0x0000000019B70000-0x0000000019E52000-memory.dmp

      Filesize

      2.9MB

    • memory/780-19-0x0000000000A80000-0x0000000000A88000-memory.dmp

      Filesize

      32KB

    • memory/780-24-0x000007FEF5B10000-0x000007FEF64AD000-memory.dmp

      Filesize

      9.6MB

    • memory/780-20-0x0000000001280000-0x0000000001300000-memory.dmp

      Filesize

      512KB

    • memory/780-21-0x0000000001280000-0x0000000001300000-memory.dmp

      Filesize

      512KB

    • memory/1744-31-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1744-25-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1744-27-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1744-26-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1744-29-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1744-28-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2728-6-0x000007FEF5170000-0x000007FEF5B0D000-memory.dmp

      Filesize

      9.6MB

    • memory/2728-7-0x0000000002720000-0x00000000027A0000-memory.dmp

      Filesize

      512KB

    • memory/2728-10-0x0000000002720000-0x00000000027A0000-memory.dmp

      Filesize

      512KB

    • memory/2728-4-0x000000001B200000-0x000000001B4E2000-memory.dmp

      Filesize

      2.9MB

    • memory/2728-8-0x000007FEF5170000-0x000007FEF5B0D000-memory.dmp

      Filesize

      9.6MB

    • memory/2728-11-0x000007FEF5170000-0x000007FEF5B0D000-memory.dmp

      Filesize

      9.6MB

    • memory/2728-9-0x0000000002724000-0x0000000002727000-memory.dmp

      Filesize

      12KB

    • memory/2728-5-0x0000000001F10000-0x0000000001F18000-memory.dmp

      Filesize

      32KB

    • memory/3028-40-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-37-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-41-0x0000000000040000-0x0000000000060000-memory.dmp

      Filesize

      128KB

    • memory/3028-42-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-43-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-36-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-44-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-45-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-46-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-39-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-38-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-35-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-34-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-47-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-48-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/3028-49-0x00000000003A0000-0x00000000003C0000-memory.dmp

      Filesize

      128KB

    • memory/3028-50-0x00000000003A0000-0x00000000003C0000-memory.dmp

      Filesize

      128KB