Overview

overview

10

Static

static

052ee61fb5...e1.exe

windows7_x64

10

052ee61fb5...e1.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    27-05-2022 18:43

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General

  • Target

    052ee61fb5185d4a7e4406ca459dc6a089fb58e605d58c0a1cd285985b4ce9e1.exe

  • Size

    577KB

  • MD5

    1711710d30ed4194ccfde68c6b6f3b22

  • SHA1

    4f399c035bb370610940a96b3aab90eab884a925

  • SHA256

    052ee61fb5185d4a7e4406ca459dc6a089fb58e605d58c0a1cd285985b4ce9e1

  • SHA512

    fbb943b1a20a4fbe0d1d5da5b5b874cb7b728354fc24c4ab1b0d827220052d7b34117980f7a1e993814b83bc02264a8af916a0fd909cbdd065cb11b396fc9353

Score
10/10
revengeratguestevasionstealertrojan

Malware Config

Extracted

Family

revengerat

Botnet

Guest

C2

93.155.97.82:333

93.155.97.82:1604

neudria.ddns.net:333

neudria.ddns.net:1604
Mutex

RV_MUTEX-ZFbTXZMONFueOci

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

    trojanrevengerat
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • RevengeRat Executable 1 IoCs
    stealer
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

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

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\052ee61fb5185d4a7e4406ca459dc6a089fb58e605d58c0a1cd285985b4ce9e1.exe
    "C:\Users\Admin\AppData\Local\Temp\052ee61fb5185d4a7e4406ca459dc6a089fb58e605d58c0a1cd285985b4ce9e1.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Windows\SysWOW64\cscript.exe
      "C:\Windows\System32\cscript.exe" //B //Nologo C:\Users\Admin\StreamX.vbs
      2⤵
      • Drops startup file
      PID:4892
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3248
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\052ee61fb5185d4a7e4406ca459dc6a089fb58e605d58c0a1cd285985b4ce9e1.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1396
      • C:\Windows\SysWOW64\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:3016

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\StreamX.exe
      Filesize

      577KB

      MD5

      1711710d30ed4194ccfde68c6b6f3b22

      SHA1

      4f399c035bb370610940a96b3aab90eab884a925

      SHA256

      052ee61fb5185d4a7e4406ca459dc6a089fb58e605d58c0a1cd285985b4ce9e1

      SHA512

      fbb943b1a20a4fbe0d1d5da5b5b874cb7b728354fc24c4ab1b0d827220052d7b34117980f7a1e993814b83bc02264a8af916a0fd909cbdd065cb11b396fc9353

      Download Submit

    • C:\Users\Admin\StreamX.vbs
      Filesize

      275B

      MD5

      cf428ca413e6966414f8bd4e04ee48cb

      SHA1

      1db80df27ddfd1d81d181bc70c312dd3d4388bff

      SHA256

      15845597e335f71cad5e9b680bd6f1c7de7ba676dbb275b20b67c8fb9c6fc22e

      SHA512

      befce47732be9891c364db21c740deb0985c03114b1c1a3f83db03d3c0445a45558005125e25d8c897737f6c99e163b07b8fa28985387bf429cad7af00992f08

      Download Submit

    • memory/1396-139-0x0000000000000000-mapping.dmp

      Download

    • memory/3016-140-0x0000000000000000-mapping.dmp

      Download

    • memory/3248-138-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB

      Download

    • memory/3248-137-0x0000000000000000-mapping.dmp

      Download

    • memory/3248-141-0x000000006FF00000-0x00000000704B1000-memory.dmp

      Filesize

      5.7MB

      Download

    • memory/3248-142-0x000000006EB50000-0x000000006F2F8000-memory.dmp

      Filesize

      7.7MB

      Download

    • memory/3248-143-0x000000006F360000-0x000000006FE60000-memory.dmp

      Filesize

      11.0MB

      Download

    • memory/3248-144-0x000000006FF00000-0x00000000704B1000-memory.dmp

      Filesize

      5.7MB

      Download

    • memory/3248-145-0x000000006EB50000-0x000000006F2F8000-memory.dmp

      Filesize

      7.7MB

      Download

    • memory/3248-146-0x000000006F360000-0x000000006FE60000-memory.dmp

      Filesize

      11.0MB

      Download

    • memory/4624-136-0x00000000064F0000-0x000000000658C000-memory.dmp

      Filesize

      624KB

      Download

    • memory/4624-130-0x0000000000E70000-0x0000000000F06000-memory.dmp

      Filesize

      600KB

      Download

    • memory/4624-132-0x0000000005A20000-0x0000000005A86000-memory.dmp

      Filesize

      408KB

      Download

    • memory/4624-131-0x0000000005CF0000-0x000000000621C000-memory.dmp

      Filesize

      5.2MB

      Download

    • memory/4892-133-0x0000000000000000-mapping.dmp

      Download