Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-05-2024 11:32

General

  • Target

    cbf26eb04d7e44410aff2c8768f380ff4c2c83bd98d338d53dbe0d8ec6aeb635.exe

  • Size

    910KB

  • MD5

    393e9ff21a92891703cf37da4af305f3

  • SHA1

    4f2f1dd986988ba60d31f95b2cd0a4a9c5a700b7

  • SHA256

    cbf26eb04d7e44410aff2c8768f380ff4c2c83bd98d338d53dbe0d8ec6aeb635

  • SHA512

    089c37b3405894ed38e73dda352ce95e86f56b72f0454ab60835be87d79473009af121625758d5e8733963575afc50425cf1a1739bd3058aa165290566133c0e

  • SSDEEP

    24576:hBqNnb4XlUfMDsZGcZYJHTmMAvRVXI7tHIRRu:hYnbuyEDsZ7ZYNCMAvRWtHEI

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

45.137.22.143:55615

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • SectopRAT

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

  • SectopRAT payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cbf26eb04d7e44410aff2c8768f380ff4c2c83bd98d338d53dbe0d8ec6aeb635.exe
    "C:\Users\Admin\AppData\Local\Temp\cbf26eb04d7e44410aff2c8768f380ff4c2c83bd98d338d53dbe0d8ec6aeb635.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3320
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4108
      • 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:3644
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

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

    Filesize

    577KB

    MD5

    03b53340c7e8f4b2a82917da49bb799e

    SHA1

    fe8ecd3b4f81fe4714dc8ab193e6e0f18f4ad0c4

    SHA256

    681b4d66630a2d0ad33b1dda83928164febf8b8f9bd73be7bdfb25638ca24297

    SHA512

    7bc8e90e287698b49c7c7ddb75e2baa568201a52fe752f1a518dc06be4559e9a2282f218a3ef0f138b63ecf691ead5a7fa99ebd8db5740c798de83db4d7dd2d6

  • 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\__PSScriptPolicyTest_mwtkmjgr.toi.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3644-65-0x0000000007770000-0x0000000007DEA000-memory.dmp

    Filesize

    6.5MB

  • memory/3644-64-0x0000000007020000-0x00000000070C3000-memory.dmp

    Filesize

    652KB

  • memory/3644-73-0x0000000007450000-0x0000000007458000-memory.dmp

    Filesize

    32KB

  • memory/3644-72-0x0000000007470000-0x000000000748A000-memory.dmp

    Filesize

    104KB

  • memory/3644-71-0x0000000007370000-0x0000000007384000-memory.dmp

    Filesize

    80KB

  • memory/3644-34-0x0000000004EE0000-0x0000000004F46000-memory.dmp

    Filesize

    408KB

  • memory/3644-35-0x0000000004F50000-0x0000000004FB6000-memory.dmp

    Filesize

    408KB

  • memory/3644-69-0x0000000007330000-0x0000000007341000-memory.dmp

    Filesize

    68KB

  • memory/3644-68-0x00000000073B0000-0x0000000007446000-memory.dmp

    Filesize

    600KB

  • memory/3644-67-0x00000000071A0000-0x00000000071AA000-memory.dmp

    Filesize

    40KB

  • memory/3644-66-0x0000000007130000-0x000000000714A000-memory.dmp

    Filesize

    104KB

  • memory/3644-29-0x00000000024C0000-0x00000000024F6000-memory.dmp

    Filesize

    216KB

  • memory/3644-63-0x00000000063C0000-0x00000000063DE000-memory.dmp

    Filesize

    120KB

  • memory/3644-31-0x0000000005280000-0x00000000058A8000-memory.dmp

    Filesize

    6.2MB

  • memory/3644-33-0x0000000004E40000-0x0000000004E62000-memory.dmp

    Filesize

    136KB

  • memory/3644-53-0x0000000070F10000-0x0000000070F5C000-memory.dmp

    Filesize

    304KB

  • memory/3644-52-0x0000000006400000-0x0000000006432000-memory.dmp

    Filesize

    200KB

  • memory/3644-49-0x0000000005E00000-0x0000000005E1E000-memory.dmp

    Filesize

    120KB

  • memory/3644-48-0x0000000005A10000-0x0000000005D64000-memory.dmp

    Filesize

    3.3MB

  • memory/3644-70-0x0000000007360000-0x000000000736E000-memory.dmp

    Filesize

    56KB

  • memory/4108-17-0x0000000004C50000-0x0000000004CE2000-memory.dmp

    Filesize

    584KB

  • memory/4108-14-0x000000007465E000-0x000000007465F000-memory.dmp

    Filesize

    4KB

  • memory/4108-19-0x0000000074650000-0x0000000074E00000-memory.dmp

    Filesize

    7.7MB

  • memory/4108-30-0x0000000074650000-0x0000000074E00000-memory.dmp

    Filesize

    7.7MB

  • memory/4108-20-0x0000000004F60000-0x0000000004FFC000-memory.dmp

    Filesize

    624KB

  • memory/4108-21-0x0000000005100000-0x000000000511C000-memory.dmp

    Filesize

    112KB

  • memory/4108-15-0x00000000001E0000-0x0000000000270000-memory.dmp

    Filesize

    576KB

  • memory/4108-16-0x0000000005200000-0x00000000057A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4108-18-0x0000000004E00000-0x0000000004E0A000-memory.dmp

    Filesize

    40KB

  • memory/4108-23-0x0000000005170000-0x0000000005186000-memory.dmp

    Filesize

    88KB

  • memory/4108-22-0x0000000005140000-0x000000000514E000-memory.dmp

    Filesize

    56KB

  • memory/4108-24-0x0000000006720000-0x0000000006780000-memory.dmp

    Filesize

    384KB

  • memory/4136-41-0x00000000054B0000-0x0000000005AC8000-memory.dmp

    Filesize

    6.1MB

  • memory/4136-47-0x0000000004E90000-0x0000000004ECC000-memory.dmp

    Filesize

    240KB

  • memory/4136-50-0x0000000004E30000-0x0000000004E7C000-memory.dmp

    Filesize

    304KB

  • memory/4136-42-0x0000000004E10000-0x0000000004E22000-memory.dmp

    Filesize

    72KB

  • memory/4136-51-0x0000000005120000-0x000000000522A000-memory.dmp

    Filesize

    1.0MB

  • memory/4136-26-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/4136-76-0x0000000006400000-0x00000000065C2000-memory.dmp

    Filesize

    1.8MB

  • memory/4136-77-0x0000000006B00000-0x000000000702C000-memory.dmp

    Filesize

    5.2MB