Analysis

  • max time kernel
    36s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    16-07-2024 17:56

General

  • Target

    5404B47556A2E1E9EB2F5DA481002616.exe

  • Size

    734KB

  • MD5

    5404b47556a2e1e9eb2f5da481002616

  • SHA1

    e3a45833fecb92ff8998fc6d4a13c9b80afe87db

  • SHA256

    9c6f132ef4142409bd7a1448d3dc52f774e9e33919031dac82f2afb27083945f

  • SHA512

    f3ff71f4a5637845e482e5d28656b2c7a502922ffdd599def1f243774820adc16c7de5a6804f2acff497568c93cdf180259628f2784da9dd16b9cc993e41edaf

  • SSDEEP

    12288:eYQyrJBxjjmHI8/fRRCtRazozhlzs+WxuEvhxYInrLQ3MqzNF7+wdIH8dZs3:eYlJBxjCHdRRSRNzfzs+0uE5xYwrLQ8b

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

185.222.57.67:55615

Signatures

  • RedLine

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

  • RedLine payload 5 IoCs
  • SectopRAT

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

  • SectopRAT payload 5 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.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5404B47556A2E1E9EB2F5DA481002616.exe
    "C:\Users\Admin\AppData\Local\Temp\5404B47556A2E1E9EB2F5DA481002616.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2468
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2636
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QntRsaVyLKlY.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3064
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QntRsaVyLKlY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D07.tmp"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2612
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2524
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:2380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.jpg

    Filesize

    48KB

    MD5

    e83ccb51ee74efd2a221be293d23c69a

    SHA1

    4365ca564f7cdd7337cf0f83ac5fd64317fb4c32

    SHA256

    da931852a19a707d01c3edf138622b8601056c42525f8ac40cb48af43a7410cc

    SHA512

    0252e629fbdafdb66ff63ef76d18f25d1ca46ac3eff019f012361db45ebd34d1a7a9ad35f7a2fc5830676c771997633f3abf1dc3224bd8f6bd55456b0a554a46

  • C:\Users\Admin\AppData\Local\Temp\tmp4D07.tmp

    Filesize

    1KB

    MD5

    331791a33d53b6eeec8eab6da0f394bf

    SHA1

    90a98672359742709d6632febb4376bc52102a2a

    SHA256

    11087e2e332369c3bdce7138a33e9c8aab4e17816a82563df6ecd259cc77fc05

    SHA512

    9de09c8c53e33be713e048af952becfdd385add3142352919619e1e0b9a0c6cbefdfb0c6ede21ef53e05de5682bc916b822565ab8135a5f8248cc7a8618fc36f

  • C:\Users\Admin\AppData\Local\Temp\tmp75F1.tmp

    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • C:\Users\Admin\AppData\Local\Temp\tmp7616.tmp

    Filesize

    92KB

    MD5

    dd6944619a1cff7c63c0e49ed65368ca

    SHA1

    a055ce9efa2206cdc35b924d43a5d06f453ce777

    SHA256

    58ea6de2879649260c0a62b6e8e045e88c3311978e993f63a8dfcdb0dba9f05d

    SHA512

    856d454cd202fc39bec08f7ea7fb9c631e5531c1d5ffc269d3ea4ef2cdd568b176da0f8e00ffd8c80eaad461cecbce213fa4cd46b142a7760fd32815261fddd7

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

    Filesize

    7KB

    MD5

    ee36e0c0348bf66dedd6c9d1ff19a45c

    SHA1

    fb68a47239404ed6cdf1d9120fd5797d8b3e3e05

    SHA256

    789f838aee2acb17797a4a6d94d639be3538cd928377a68963ebe39a92214596

    SHA512

    8dfaa2aa1967d45504f212f5b197cee434470d02aaa853a9cdb4ed9f62390be414f8a8c4ca906c9ffdc0fd0f61e3970e9e79946f1315041ff03b0a49abb1cbca

  • \Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe

    Filesize

    538KB

    MD5

    8a9837f38bd2c2adda21106e3b75ffa8

    SHA1

    d03bc9129aeb9af731afd9fd676487592c48fc5b

    SHA256

    fdb3927ebecb2d7611d047be77c913e6848d24d87ec24d84d76e851839d2fadb

    SHA512

    ac938fff9572a37a2fb801999fe7a2ee9dc72ce0fb4a4878aa2ef2676e76477aaeb9f6a248b92682425f3dfc911835b757c688ff8deb5a48aa92cfdbb03161cd

  • memory/2256-4-0x0000000000EE0000-0x0000000000EE2000-memory.dmp

    Filesize

    8KB

  • memory/2380-56-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2380-5-0x0000000000120000-0x0000000000122000-memory.dmp

    Filesize

    8KB

  • memory/2380-7-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2468-26-0x00000000002E0000-0x00000000002F0000-memory.dmp

    Filesize

    64KB

  • memory/2468-27-0x0000000000300000-0x000000000030E000-memory.dmp

    Filesize

    56KB

  • memory/2468-28-0x0000000000660000-0x00000000006C0000-memory.dmp

    Filesize

    384KB

  • memory/2468-24-0x0000000000C90000-0x0000000000D18000-memory.dmp

    Filesize

    544KB

  • memory/2524-53-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-44-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-42-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-51-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-50-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2524-46-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-55-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2524-48-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB