Analysis

  • max time kernel
    299s
  • max time network
    289s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2024 07:40

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 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:1268
    • 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:2348
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2924
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2984
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "WSNKISKT"
      2⤵
      • Launches sc.exe
      PID:2288
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1920
    • 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:2952
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "WSNKISKT"
      2⤵
      • Launches sc.exe
      PID:3060
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2140
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2292
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1644
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2624
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2560
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2712
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2800
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2816
  • C:\Windows\system32\wusa.exe
    wusa /uninstall /kb:890830 /quiet /norestart
    1⤵
    • Drops file in Windows directory
    PID:1260
  • 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:1632
  • 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:2120
    • C:\Windows\explorer.exe
      explorer.exe
      2⤵
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2072
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:2188
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1916
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2492
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1236
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2216
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:2024
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1184
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:848
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2940
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2520
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:868
    • C:\Windows\system32\wusa.exe
      wusa /uninstall /kb:890830 /quiet /norestart
      1⤵
      • Drops file in Windows directory
      PID:2956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      221KB

      MD5

      f21cc2c881a08631d028454a186b5169

      SHA1

      e51c89f7b91b19860c9940a3c5ad39066c8ac766

      SHA256

      933fc96997931f9f37345384dc1f2eb4fd95345cb15ef89fdd9e84e0b4d68a85

      SHA512

      0f8873d077f64b33035d6869077e95dfdb3a934e243a7e1a3d31d7f66bb4c037828fdc95fd5780bd27fe3911ad5ca8413a5634b649daaf8464b4c375591ba40b

    • C:\ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      122KB

      MD5

      2822745503541c94f65de425adb2adbd

      SHA1

      81b8284eadf55328cc5a12a10c811283dffbd63a

      SHA256

      074fcb9d8311e1db9988dd0338d285a68b2749c4ddc36472bbc900efa055a2f2

      SHA512

      a97ed5d9f10715030b93611ba47e316af5d52d7b17412f753def3e39317a44a87138462f1b7897441b995e9f76f262fe2aff62b4210f50838e3ad7602c876cb9

    • \ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      161KB

      MD5

      1ba2b2f1f083d0cf5af2adc0dd3d8428

      SHA1

      3ac402064263ca3997b731961bb7b2f8530a350d

      SHA256

      c211d24745f2b4039dc1634ee4372594f3cc6c501a9aebdd2e95a8f3a2883b40

      SHA512

      61f189a6703241012304f59690d7718d82ac92b8643c89ad101712fd93c77fa294b05ec5c25a3a5231547244676cfc6954ac7ff271ca86c0b2bf96ccf7fe973f

    • \ProgramData\wikombernizc\reakuqnanrkn.exe

      Filesize

      177KB

      MD5

      b9065128ab9dd1d4d3639d4bd61a3bfc

      SHA1

      cd83669184c90ad06aa605cda77ed52d5db2d0c5

      SHA256

      506043ee261997da64bb2d09a2bd58a43a9243af37e38a4b4cbe61d2bf1ce67f

      SHA512

      dbc37d97872c53d29a818d95e71802d96805f342c1fa5b403b73eab14a7b8c2016f649b49d89e7efc6847a0a1b694e7e434b38c4affe030ca1e1d5952248ac5c

    • memory/1632-24-0x00000000015C0000-0x0000000001640000-memory.dmp

      Filesize

      512KB

    • memory/1632-25-0x000007FEF49B0000-0x000007FEF534D000-memory.dmp

      Filesize

      9.6MB

    • memory/1632-22-0x00000000015C0000-0x0000000001640000-memory.dmp

      Filesize

      512KB

    • memory/1632-17-0x0000000019ED0000-0x000000001A1B2000-memory.dmp

      Filesize

      2.9MB

    • memory/1632-19-0x00000000015C0000-0x0000000001640000-memory.dmp

      Filesize

      512KB

    • memory/1632-20-0x0000000000950000-0x0000000000958000-memory.dmp

      Filesize

      32KB

    • memory/1632-23-0x00000000015C0000-0x0000000001640000-memory.dmp

      Filesize

      512KB

    • memory/1632-18-0x000007FEF49B0000-0x000007FEF534D000-memory.dmp

      Filesize

      9.6MB

    • memory/1632-21-0x000007FEF49B0000-0x000007FEF534D000-memory.dmp

      Filesize

      9.6MB

    • memory/2072-34-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-46-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-51-0x00000000007A0000-0x00000000007C0000-memory.dmp

      Filesize

      128KB

    • memory/2072-48-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-50-0x00000000007A0000-0x00000000007C0000-memory.dmp

      Filesize

      128KB

    • memory/2072-49-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-35-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-47-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-45-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-43-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-44-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-37-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-38-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-40-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-39-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2072-42-0x00000000000B0000-0x00000000000D0000-memory.dmp

      Filesize

      128KB

    • memory/2072-41-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2188-28-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2188-26-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2188-32-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2188-27-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2188-29-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2188-30-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2348-7-0x0000000002A30000-0x0000000002AB0000-memory.dmp

      Filesize

      512KB

    • memory/2348-6-0x000007FEF5350000-0x000007FEF5CED000-memory.dmp

      Filesize

      9.6MB

    • memory/2348-5-0x00000000022D0000-0x00000000022D8000-memory.dmp

      Filesize

      32KB

    • memory/2348-12-0x000007FEF5350000-0x000007FEF5CED000-memory.dmp

      Filesize

      9.6MB

    • memory/2348-4-0x000000001B4D0000-0x000000001B7B2000-memory.dmp

      Filesize

      2.9MB

    • memory/2348-8-0x000007FEF5350000-0x000007FEF5CED000-memory.dmp

      Filesize

      9.6MB

    • memory/2348-11-0x0000000002A30000-0x0000000002AB0000-memory.dmp

      Filesize

      512KB

    • memory/2348-10-0x0000000002A30000-0x0000000002AB0000-memory.dmp

      Filesize

      512KB

    • memory/2348-9-0x0000000002A30000-0x0000000002AB0000-memory.dmp

      Filesize

      512KB