Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2024 19:56

General

  • Target

    6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe

  • Size

    2.6MB

  • MD5

    55e393da1714013720ddf266c7906f43

  • SHA1

    91a636913604184c010c2d9e0b331a804a2c0ab4

  • SHA256

    6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957

  • SHA512

    40a61e1d461717e45eff3be6b22561ac39c2ef1af39b46f7d149fe823d14a06bb99605a78e794d6447ece43ce6b4854192e47ad993ed4a2e78479bc7e155fe8a

  • SSDEEP

    49152:VvONaX/Lpt/IvKfeF4tIDpdIA/gvCRtDKYZ8NfBcPQSqzULJgxl6Y4KB7KkP3C+Y:VGNajwvKfpyMdvCRNZZ8NJcPQSEU9Q6z

Malware Config

Extracted

Family

redline

Botnet

tg

C2

163.5.112.53:51523

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • Redline family
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • Sectoprat family
  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 8 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates new service(s) 2 TTPs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 4 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).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe
    "C:\Users\Admin\AppData\Local\Temp\6f10a5ac32b9f8b590199dd88c976057d19a6215224aafe45270dd3154d4b957.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2272
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHYAdABpACMAPgBBAGQAZAAtAFQAeQBwAGUAIAAtAEEAcwBzAGUAbQBiAGwAeQBOAGEAbQBlACAAUwB5AHMAdABlAG0ALgBXAGkAbgBkAG8AdwBzAC4ARgBvAHIAbQBzADsAPAAjAGsAcABhACMAPgBbAFMAeQBzAHQAZQBtAC4AVwBpAG4AZABvAHcAcwAuAEYAbwByAG0AcwAuAE0AZQBzAHMAYQBnAGUAQgBvAHgAXQA6ADoAUwBoAG8AdwAoACcAVABoAGkAcwAgAGMAbwBtAHAAdQB0AGUAcgAgAGkAcwAgAG4AbwB0ACAAcwB1AHAAcABvAHIAdABlAGQALAAgAHAAbABlAGEAcwBlACAAdAByAHkAIABhAGcAYQBpAG4AIABvAG4AIABhAG4AbwB0AGgAZQByACcALAAnACcALAAnAE8ASwAnACwAJwBFAHIAcgBvAHIAJwApADwAIwB5AGMAYQAjAD4A"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2700
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGYAbABmACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAGQAagBiACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHkAYwBzACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGwAcAB5ACMAPgA="
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2860
    • C:\Users\Admin\AppData\Roaming\a.exe
      "C:\Users\Admin\AppData\Roaming\a.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:2840
      • 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
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2680
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1720
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Drops file in Windows directory
          PID:1084
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "TDFIYZSJ"
        3⤵
        • Launches sc.exe
        PID:1588
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "TDFIYZSJ" binpath= "C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe" start= "auto"
        3⤵
        • Launches sc.exe
        PID:960
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        3⤵
        • Launches sc.exe
        PID:852
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "TDFIYZSJ"
        3⤵
        • Launches sc.exe
        PID:1644
    • C:\Users\Admin\AppData\Roaming\b.exe
      "C:\Users\Admin\AppData\Roaming\b.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2852
  • C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe
    C:\ProgramData\tcxbtjpidyhi\wfnmgjmvvtwt.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2660
    • 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⤵
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1872
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2180
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:2116
      • C:\Windows\system32\conhost.exe
        conhost.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1488

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

      Filesize

      7KB

      MD5

      494c8d9c1420a8d83355bbbb2563b0e9

      SHA1

      d028e3d2fd7e84b4eae53a226136a5ee842176d9

      SHA256

      25c4a9592632d0dd450257eb3210f39ab766a3cf86022dc081ca3821fcdc183e

      SHA512

      12e46eb3eaaab4649449b70829896c52c7e80e6ee3d44934c632771aaa015b8fd1155c6d4ca14ab5571de68f2abeec1d7a46450c5aa6a9ed367bcb32cad6e497

    • C:\Users\Admin\AppData\Roaming\a.exe

      Filesize

      2.5MB

      MD5

      6fd62e635b39a02ba8cac6fc124c9475

      SHA1

      e13080b9cc546e44a9f1c419ba86aeb190a14b2d

      SHA256

      78b9d7e485026278b02a1961999ad99cdfa988fbf4403767db5d10d1473e9870

      SHA512

      e77432582e6abcc0fd86ed997c9c4619bd67a044d33a752e1cf3ceb8008cea27c540949183b80f9dee8a41614cff54afe79c5db294efcb72b27685fcf1010cdc

    • \Users\Admin\AppData\Roaming\b.exe

      Filesize

      95KB

      MD5

      184ac479b3a878e9ac5535770ca34a2b

      SHA1

      1f99039911cc2cfd1a62ce348429ddd0f4435a60

      SHA256

      8e28a0090832a76cf71c417cb1bf7990b9af86be258b732117a47f624387083c

      SHA512

      e0f5185ae890b902ea5325066df23959106712e7990e120a1b9752bbd0331cac968af5ddd6092f75a1c576d4c83f4093dfbf53a2c90870d1c02b31a0e8282bb4

    • memory/1488-57-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-49-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-56-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-59-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-53-0x00000000000B0000-0x00000000000D0000-memory.dmp

      Filesize

      128KB

    • memory/1488-58-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-48-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-55-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-47-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-50-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-52-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-51-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-54-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1488-46-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1872-35-0x000000001A140000-0x000000001A422000-memory.dmp

      Filesize

      2.9MB

    • memory/1872-36-0x00000000009A0000-0x00000000009A8000-memory.dmp

      Filesize

      32KB

    • memory/2116-37-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2116-38-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2116-39-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2116-40-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2116-41-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2116-44-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2680-29-0x0000000002280000-0x0000000002288000-memory.dmp

      Filesize

      32KB

    • memory/2680-28-0x000000001B480000-0x000000001B762000-memory.dmp

      Filesize

      2.9MB

    • memory/2852-22-0x0000000000A30000-0x0000000000A4E000-memory.dmp

      Filesize

      120KB