Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-04-2023 08:25

General

  • Target

    tmp.exe

  • Size

    1.4MB

  • MD5

    0f16ee89f88b541aea1867c8b6b44868

  • SHA1

    efa65c4c60ab0123246b10b300b4a11fe0eba325

  • SHA256

    0002ab37c265250dc388afc14e44b8b9362d941db7634df5bad9fa7d7c287b19

  • SHA512

    8f9f477d5a1a217d8080b2f008084b7f87ab14263c5f7f3c16250c4d7112e825b4a8bb1646e964222d91a167566bde3010960d17cb1f789567054b12aa616855

  • SSDEEP

    24576:J7u0QUm8sMWyLCB3aO+AhcE/evoBNMhgNkTjR2iRRZj0tJqeRXigd0ojgKa8LAqx:tFDAMcMhgNmF7ZIue5igd9pGqx

Malware Config

Extracted

Family

redline

Botnet

Duc Chim To

C2

37.220.87.42:42870

Attributes
  • auth_value

    d9fe4a9a9a6e66623fb33c09b6303d5a

Signatures

  • Detect rhadamanthys stealer shellcode 3 IoCs
  • RedLine

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

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 49 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\taskhostw.exe
    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
    1⤵
      PID:2696
      • C:\Windows\SysWOW64\fontview.exe
        "C:\Windows\SYSWOW64\fontview.exe"
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:224
    • C:\Users\Admin\AppData\Local\Temp\tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
      1⤵
      • Suspicious use of NtCreateUserProcessOtherParentProcess
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1320
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 1264
        2⤵
        • Program crash
        PID:4776
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 528
        2⤵
        • Program crash
        PID:1628
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1320 -ip 1320
      1⤵
        PID:1376
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1320 -ip 1320
        1⤵
          PID:448

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Credential Access

        Credentials in Files

        1
        T1081

        Discovery

        Query Registry

        1
        T1012

        Peripheral Device Discovery

        1
        T1120

        System Information Discovery

        1
        T1082

        Collection

        Data from Local System

        1
        T1005

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\240569078.dll
          Filesize

          334KB

          MD5

          349073279413e70dd91518a418295ae8

          SHA1

          87fee08746961ae36ea4873ade722b3f76f520b6

          SHA256

          a3b22e6e1beffb16dba2375fd34ee3ca6e6b296ac935cd6b4a493b30d8ca1d0f

          SHA512

          79512eaae7eb25f0499a5bd236dfe742fddd7b449d4c46f62630d2d58ef2e30775812be981438e1eb9decbd3dd811cab8cc6fa26188607f4782c6b29e284a9cd

        • memory/224-159-0x0000000002DC0000-0x0000000002DDC000-memory.dmp
          Filesize

          112KB

        • memory/224-164-0x0000000002DC0000-0x0000000002DDC000-memory.dmp
          Filesize

          112KB

        • memory/224-165-0x0000000001240000-0x0000000001273000-memory.dmp
          Filesize

          204KB

        • memory/224-163-0x0000000002DA0000-0x0000000002DA3000-memory.dmp
          Filesize

          12KB

        • memory/224-162-0x0000000002DA0000-0x0000000002DA2000-memory.dmp
          Filesize

          8KB

        • memory/224-143-0x0000000001240000-0x0000000001273000-memory.dmp
          Filesize

          204KB

        • memory/224-161-0x0000000002DC0000-0x0000000002DDC000-memory.dmp
          Filesize

          112KB

        • memory/1320-134-0x000000000BC80000-0x000000000BD9D000-memory.dmp
          Filesize

          1.1MB

        • memory/1396-146-0x0000000005820000-0x000000000592A000-memory.dmp
          Filesize

          1.0MB

        • memory/1396-155-0x00000000085B0000-0x0000000008ADC000-memory.dmp
          Filesize

          5.2MB

        • memory/1396-139-0x0000000005C70000-0x0000000006288000-memory.dmp
          Filesize

          6.1MB

        • memory/1396-148-0x00000000057F0000-0x0000000005800000-memory.dmp
          Filesize

          64KB

        • memory/1396-149-0x0000000005A90000-0x0000000005AF6000-memory.dmp
          Filesize

          408KB

        • memory/1396-153-0x00000000067F0000-0x000000000680E000-memory.dmp
          Filesize

          120KB

        • memory/1396-154-0x0000000007EB0000-0x0000000008072000-memory.dmp
          Filesize

          1.8MB

        • memory/1396-152-0x0000000006850000-0x00000000068C6000-memory.dmp
          Filesize

          472KB

        • memory/1396-156-0x0000000007180000-0x00000000071D0000-memory.dmp
          Filesize

          320KB

        • memory/1396-147-0x0000000005750000-0x000000000578C000-memory.dmp
          Filesize

          240KB

        • memory/1396-137-0x0000000000400000-0x000000000041E000-memory.dmp
          Filesize

          120KB

        • memory/1396-144-0x00000000056F0000-0x0000000005702000-memory.dmp
          Filesize

          72KB

        • memory/1396-135-0x0000000000400000-0x000000000041E000-memory.dmp
          Filesize

          120KB

        • memory/1396-150-0x0000000006530000-0x00000000065C2000-memory.dmp
          Filesize

          584KB

        • memory/1396-151-0x0000000006B80000-0x0000000007124000-memory.dmp
          Filesize

          5.6MB