Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    18-07-2024 02:53

General

  • Target

    9c6f132ef4142409bd7a1448d3dc52f774e9e33919031dac82f2afb27083945f.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 8 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\9c6f132ef4142409bd7a1448d3dc52f774e9e33919031dac82f2afb27083945f.exe
    "C:\Users\Admin\AppData\Local\Temp\9c6f132ef4142409bd7a1448d3dc52f774e9e33919031dac82f2afb27083945f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2208
    • 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:2356
      • 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:2152
      • 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:2628
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QntRsaVyLKlY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1239.tmp"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2680
      • 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:1544
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:2400

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

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\tmp1239.tmp
    Filesize

    1KB

    MD5

    2cf3b508e52d3d31807e75c7644bb626

    SHA1

    746e43f9e547e99dfd3a2d5e068eaa6797ad6c0a

    SHA256

    ce25be226e5476370ffeea5b4ce15b3a6233405a1a8d99484e67849d45d82e0f

    SHA512

    d27ab0ca6868d02375660c4a93f885ecda5eece2ded339d05b2a8dcddfcde5efbdb0ba86a66b6a3d5847aa0aa574d3e1fb1bcc95421b0fa05b12c0225b44e845

  • C:\Users\Admin\AppData\Local\Temp\tmp3584.tmp
    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • C:\Users\Admin\AppData\Local\Temp\tmp3599.tmp
    Filesize

    92KB

    MD5

    cf00cf5b059b43e29cbde1a36c6209f3

    SHA1

    9df2f8ef60997e3934fef0d88f9770fb9d19769f

    SHA256

    9f861e6046979ac19a569747cd17b7e77a8e1301c870691595a68d9a8244a30a

    SHA512

    16e433a67de26cbf052f2639df05c5d3d2c5ef5d4ef065b45af913174e08415bd6672f6637e8727e88b2e68c74c2ffeabc6673e1506e8ad397edb198e0276399

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6W58K8X6NXQJ7EXNWO9V.temp
    Filesize

    7KB

    MD5

    1efa27d42eaf1365af959737cc2fa840

    SHA1

    97291f1b94dd4e7fd48f828e32a5616b56528942

    SHA256

    6ef235794ca2a71ac0e11765915cf5415810f35b69da3dbca0559bef857d487e

    SHA512

    a5e33bf512a35f56800a6d5f676f37b7b5ab0460e269f988f74bfed31709050390e37cde9c7d7b7aecada4f12a23474f194c0534f87da12cb542c2b510de3f78

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

    538KB

    MD5

    8a9837f38bd2c2adda21106e3b75ffa8

    SHA1

    d03bc9129aeb9af731afd9fd676487592c48fc5b

    SHA256

    fdb3927ebecb2d7611d047be77c913e6848d24d87ec24d84d76e851839d2fadb

    SHA512

    ac938fff9572a37a2fb801999fe7a2ee9dc72ce0fb4a4878aa2ef2676e76477aaeb9f6a248b92682425f3dfc911835b757c688ff8deb5a48aa92cfdbb03161cd

  • memory/1544-50-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/1544-44-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1544-53-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1544-48-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1544-51-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1544-54-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1544-42-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1544-46-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2208-4-0x0000000000DF0000-0x0000000000DF2000-memory.dmp
    Filesize

    8KB

  • memory/2356-27-0x0000000000350000-0x000000000035E000-memory.dmp
    Filesize

    56KB

  • memory/2356-24-0x0000000000E70000-0x0000000000EF8000-memory.dmp
    Filesize

    544KB

  • memory/2356-28-0x0000000000C40000-0x0000000000CA0000-memory.dmp
    Filesize

    384KB

  • memory/2356-26-0x0000000000330000-0x0000000000340000-memory.dmp
    Filesize

    64KB

  • memory/2400-5-0x0000000000090000-0x0000000000092000-memory.dmp
    Filesize

    8KB

  • memory/2400-55-0x0000000000410000-0x0000000000411000-memory.dmp
    Filesize

    4KB

  • memory/2400-7-0x0000000000410000-0x0000000000411000-memory.dmp
    Filesize

    4KB