Analysis

  • max time kernel
    104s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2023 20:18

General

  • Target

    3915c9698da5ee8bd1d30c411719b8f112682a5a32923fae5180dd87292320a9.exe

  • Size

    533KB

  • MD5

    abb145e121dbed6448f0c63c7356a4c3

  • SHA1

    04c61050738d4ce7d5f911c36f7e3fe152b46ae9

  • SHA256

    3915c9698da5ee8bd1d30c411719b8f112682a5a32923fae5180dd87292320a9

  • SHA512

    4b7f66cde398f7b69f983e9454067c35c9fe754ffb8580ad9e9f42f5cb597eef6bb5a7d02c4e71d60f23428f46d8473ed476a34d95fec68d81428e59e2a59a47

  • SSDEEP

    12288:sMr5y90SskHgRq2pY3g6jli3LqxU9ACB88i:FyFsqdg6Bi3Gx2Hti

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • RedLine payload 33 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3915c9698da5ee8bd1d30c411719b8f112682a5a32923fae5180dd87292320a9.exe
    "C:\Users\Admin\AppData\Local\Temp\3915c9698da5ee8bd1d30c411719b8f112682a5a32923fae5180dd87292320a9.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziuB8654.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziuB8654.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4184
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr483059.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr483059.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2892
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku389790.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku389790.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2568
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 1724
          4⤵
          • Program crash
          PID:1776
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr098512.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr098512.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3432
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2568 -ip 2568
    1⤵
      PID:2252

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr098512.exe
      Filesize

      175KB

      MD5

      521a4228cc837d55b6f81e76034e8fef

      SHA1

      a6e64b69fa404b524dd3772e229969fa11925e20

      SHA256

      55bfc510af676683336e13430f28680f52ffc592da90746db97c7aa8ce56a02b

      SHA512

      f9731b885d6a2a60a75cc618b8d52f5b6ebe78982194beb878b1b8833a93ab95a6d02a8120b94823db5a4232505da90fb30fe6c81316239a8a72e7b982eb62e9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr098512.exe
      Filesize

      175KB

      MD5

      521a4228cc837d55b6f81e76034e8fef

      SHA1

      a6e64b69fa404b524dd3772e229969fa11925e20

      SHA256

      55bfc510af676683336e13430f28680f52ffc592da90746db97c7aa8ce56a02b

      SHA512

      f9731b885d6a2a60a75cc618b8d52f5b6ebe78982194beb878b1b8833a93ab95a6d02a8120b94823db5a4232505da90fb30fe6c81316239a8a72e7b982eb62e9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziuB8654.exe
      Filesize

      391KB

      MD5

      48095c774db6ad1e0c7a8a13fd983934

      SHA1

      339aa1c019cd92526b40d3576697984c82640062

      SHA256

      bfa7f2464716b7e7508f8b674a8422e3f4bd66289950d8b6d592cc19223549a6

      SHA512

      1fe88b65d5d716dd915a4a349f4ac78da987aa857dc047267727dc6effcbf7b6fc8875a4df433c272ccb527cac1723294cecabbda3dc9ea17320697ff21d7f7a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziuB8654.exe
      Filesize

      391KB

      MD5

      48095c774db6ad1e0c7a8a13fd983934

      SHA1

      339aa1c019cd92526b40d3576697984c82640062

      SHA256

      bfa7f2464716b7e7508f8b674a8422e3f4bd66289950d8b6d592cc19223549a6

      SHA512

      1fe88b65d5d716dd915a4a349f4ac78da987aa857dc047267727dc6effcbf7b6fc8875a4df433c272ccb527cac1723294cecabbda3dc9ea17320697ff21d7f7a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr483059.exe
      Filesize

      11KB

      MD5

      ec9f07be7a1db0741851676f8d0a2c5b

      SHA1

      b522b40593bd872b08902b879e2f877e48641a17

      SHA256

      540e5890c9b23b9554a2f751cc7d924f190f611f7db8179319683b5a17dd8b3b

      SHA512

      d72a72a6aa35ad9412b5dfae34413f354bfba87ce4f199c9e07604b18cd04c7fde6418147776fb5bdf90d24e23386f8bfc51e70eeaec712435df917d6fec77fe

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr483059.exe
      Filesize

      11KB

      MD5

      ec9f07be7a1db0741851676f8d0a2c5b

      SHA1

      b522b40593bd872b08902b879e2f877e48641a17

      SHA256

      540e5890c9b23b9554a2f751cc7d924f190f611f7db8179319683b5a17dd8b3b

      SHA512

      d72a72a6aa35ad9412b5dfae34413f354bfba87ce4f199c9e07604b18cd04c7fde6418147776fb5bdf90d24e23386f8bfc51e70eeaec712435df917d6fec77fe

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku389790.exe
      Filesize

      359KB

      MD5

      dd6619195e8897f731ef7c7113bc78ab

      SHA1

      2c9a06b3d9f3394b3cab586c975a3af4f86ce735

      SHA256

      c77289bf978e19f9af500e42dfd000d11b24c0ad2a7de71e755e305fab20b025

      SHA512

      95d09956806782019c7daca333c3e78745d5429317d5d1f03251d839116b001971b927c5162c942d9d46798786d522c1a981eba8137bd23aafdc0d1a1e24b053

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku389790.exe
      Filesize

      359KB

      MD5

      dd6619195e8897f731ef7c7113bc78ab

      SHA1

      2c9a06b3d9f3394b3cab586c975a3af4f86ce735

      SHA256

      c77289bf978e19f9af500e42dfd000d11b24c0ad2a7de71e755e305fab20b025

      SHA512

      95d09956806782019c7daca333c3e78745d5429317d5d1f03251d839116b001971b927c5162c942d9d46798786d522c1a981eba8137bd23aafdc0d1a1e24b053

    • memory/2568-153-0x00000000060D0000-0x0000000006674000-memory.dmp
      Filesize

      5.6MB

    • memory/2568-154-0x0000000001BC0000-0x0000000001C0B000-memory.dmp
      Filesize

      300KB

    • memory/2568-155-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-157-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-156-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-158-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-159-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-161-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-163-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-165-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-167-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-169-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-171-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-173-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-175-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-177-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-181-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-179-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-183-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-185-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-187-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-189-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-191-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-193-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-195-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-197-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-199-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-201-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-203-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-205-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-207-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-209-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-211-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-213-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-215-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-217-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-219-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-221-0x00000000066C0000-0x00000000066FF000-memory.dmp
      Filesize

      252KB

    • memory/2568-1064-0x0000000006840000-0x0000000006E58000-memory.dmp
      Filesize

      6.1MB

    • memory/2568-1065-0x0000000006EE0000-0x0000000006FEA000-memory.dmp
      Filesize

      1.0MB

    • memory/2568-1066-0x0000000007020000-0x0000000007032000-memory.dmp
      Filesize

      72KB

    • memory/2568-1067-0x0000000007040000-0x000000000707C000-memory.dmp
      Filesize

      240KB

    • memory/2568-1068-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-1070-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-1071-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-1072-0x0000000007330000-0x00000000073C2000-memory.dmp
      Filesize

      584KB

    • memory/2568-1073-0x00000000073D0000-0x0000000007436000-memory.dmp
      Filesize

      408KB

    • memory/2568-1074-0x0000000003A00000-0x0000000003A10000-memory.dmp
      Filesize

      64KB

    • memory/2568-1075-0x0000000007AF0000-0x0000000007B66000-memory.dmp
      Filesize

      472KB

    • memory/2568-1076-0x0000000007B80000-0x0000000007BD0000-memory.dmp
      Filesize

      320KB

    • memory/2568-1077-0x0000000007CF0000-0x0000000007EB2000-memory.dmp
      Filesize

      1.8MB

    • memory/2568-1078-0x0000000007EC0000-0x00000000083EC000-memory.dmp
      Filesize

      5.2MB

    • memory/2892-147-0x00000000006E0000-0x00000000006EA000-memory.dmp
      Filesize

      40KB

    • memory/3432-1085-0x0000000000F30000-0x0000000000F62000-memory.dmp
      Filesize

      200KB

    • memory/3432-1086-0x00000000057E0000-0x00000000057F0000-memory.dmp
      Filesize

      64KB