Analysis

  • max time kernel
    73s
  • max time network
    136s
  • 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 19:53

General

  • Target

    26f8cc19fc0538e955bc0b98fd25a11057f9a20d1ff0de70671956e33e3e38e8.exe

  • Size

    534KB

  • MD5

    e8e615c75b59cbf9942b822e3b17c0f7

  • SHA1

    9f86a2b7f39516a78fddb1cb746d77ee7e33953f

  • SHA256

    26f8cc19fc0538e955bc0b98fd25a11057f9a20d1ff0de70671956e33e3e38e8

  • SHA512

    38cae5805851906836639d0769aff5c80278b5dad87113a054b53afaa8114efb1e91b57238b2d18b3f1cde5a9834e5ab1b37b7d25e4b2f793f2825bfc0caf6bb

  • SSDEEP

    12288:UMr+y90N1PAggPtyOovumhRBszuvObzrmcHa8UJq:yy8CXovuk8tb+YUM

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\26f8cc19fc0538e955bc0b98fd25a11057f9a20d1ff0de70671956e33e3e38e8.exe
    "C:\Users\Admin\AppData\Local\Temp\26f8cc19fc0538e955bc0b98fd25a11057f9a20d1ff0de70671956e33e3e38e8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4412
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziNd9394.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziNd9394.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr878462.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr878462.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4492
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku948264.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku948264.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1068
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 1940
          4⤵
          • Program crash
          PID:1828
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr711424.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr711424.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4628
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1068 -ip 1068
    1⤵
      PID:3972

    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\lr711424.exe
      Filesize

      175KB

      MD5

      4076571517feb59b81b10a1189f2453c

      SHA1

      bc4c783209f3dd7d8939fdd53c12770bd3cf8d2b

      SHA256

      5e602d26d26a3aeb616222f120024095f21fa1286189ec375ce7f0ccd1f86272

      SHA512

      e6c9407ba3a8a84893a60ef3dd13aae942cd1a97c46b277ac752c3e7afca16eb993e90551e2788208b315df57148a31e59bdd6d702c850d99f1042d682c6e4e4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr711424.exe
      Filesize

      175KB

      MD5

      4076571517feb59b81b10a1189f2453c

      SHA1

      bc4c783209f3dd7d8939fdd53c12770bd3cf8d2b

      SHA256

      5e602d26d26a3aeb616222f120024095f21fa1286189ec375ce7f0ccd1f86272

      SHA512

      e6c9407ba3a8a84893a60ef3dd13aae942cd1a97c46b277ac752c3e7afca16eb993e90551e2788208b315df57148a31e59bdd6d702c850d99f1042d682c6e4e4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziNd9394.exe
      Filesize

      392KB

      MD5

      bfa58db0ba9f50caf77b7283c6a75a95

      SHA1

      8921b6ac748d049c45fa17b6521dcd9c69fd77ee

      SHA256

      5a382e159736c63c635dd6ea9ce6e2b516381e924d6b0628055a3ef6147ca7cf

      SHA512

      0fa2ab424b400fae7eb4c50d0cad83fd53b152cd7a363cf86ab7f0e4a6fed1857f0671596353d53dcb383a11fdcebfd2316c20e8b44a8a201165fc1522c05878

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziNd9394.exe
      Filesize

      392KB

      MD5

      bfa58db0ba9f50caf77b7283c6a75a95

      SHA1

      8921b6ac748d049c45fa17b6521dcd9c69fd77ee

      SHA256

      5a382e159736c63c635dd6ea9ce6e2b516381e924d6b0628055a3ef6147ca7cf

      SHA512

      0fa2ab424b400fae7eb4c50d0cad83fd53b152cd7a363cf86ab7f0e4a6fed1857f0671596353d53dcb383a11fdcebfd2316c20e8b44a8a201165fc1522c05878

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr878462.exe
      Filesize

      11KB

      MD5

      af56016ecac8bf2c0f0f3aa9822911fb

      SHA1

      f510035c7c776a50dd3a17abf441be1de126282f

      SHA256

      4dd702cd774e79d6f55eabb5922498584a29f4a60b7f8b967b48b3cac0c48b41

      SHA512

      1af5b6117a9d2d61cf9e3544c88d04c70ee65fec627b741374be5f9c9c3f7687a2bc221e61cf597f8c0e971e345a22c92874f714a5ae852ecde42b1b394cd591

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr878462.exe
      Filesize

      11KB

      MD5

      af56016ecac8bf2c0f0f3aa9822911fb

      SHA1

      f510035c7c776a50dd3a17abf441be1de126282f

      SHA256

      4dd702cd774e79d6f55eabb5922498584a29f4a60b7f8b967b48b3cac0c48b41

      SHA512

      1af5b6117a9d2d61cf9e3544c88d04c70ee65fec627b741374be5f9c9c3f7687a2bc221e61cf597f8c0e971e345a22c92874f714a5ae852ecde42b1b394cd591

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku948264.exe
      Filesize

      318KB

      MD5

      371bd93bc850002b2cd1dd0bf85b64fb

      SHA1

      cfc13ecc14f405235c714c26ee6773cc0a17cfd9

      SHA256

      dcedce69da1e18b86ab382614c433ffb5384f4c3aacb8453525669730fb1f45f

      SHA512

      13924b8f3684064291861938afc97497fcc1c6413549713ea3993d8b950d57eaab29fa894ed18488ef8e98e7144c06f40a00cbb61cbc27fa61d806bf1f0325d5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku948264.exe
      Filesize

      318KB

      MD5

      371bd93bc850002b2cd1dd0bf85b64fb

      SHA1

      cfc13ecc14f405235c714c26ee6773cc0a17cfd9

      SHA256

      dcedce69da1e18b86ab382614c433ffb5384f4c3aacb8453525669730fb1f45f

      SHA512

      13924b8f3684064291861938afc97497fcc1c6413549713ea3993d8b950d57eaab29fa894ed18488ef8e98e7144c06f40a00cbb61cbc27fa61d806bf1f0325d5

    • memory/1068-153-0x0000000004B00000-0x00000000050A4000-memory.dmp
      Filesize

      5.6MB

    • memory/1068-154-0x00000000020C0000-0x000000000210B000-memory.dmp
      Filesize

      300KB

    • memory/1068-155-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-156-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-159-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-158-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-157-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-161-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-163-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-165-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-167-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-169-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-171-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-173-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-175-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-177-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-179-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-181-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-183-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-185-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-187-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-189-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-191-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-193-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-195-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-197-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-199-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-201-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-203-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-205-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-207-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-209-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-211-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-213-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-215-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-217-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-219-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-221-0x0000000004AB0000-0x0000000004AEF000-memory.dmp
      Filesize

      252KB

    • memory/1068-1064-0x0000000005200000-0x0000000005818000-memory.dmp
      Filesize

      6.1MB

    • memory/1068-1065-0x00000000058A0000-0x00000000059AA000-memory.dmp
      Filesize

      1.0MB

    • memory/1068-1066-0x00000000059E0000-0x00000000059F2000-memory.dmp
      Filesize

      72KB

    • memory/1068-1067-0x0000000005A00000-0x0000000005A3C000-memory.dmp
      Filesize

      240KB

    • memory/1068-1068-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-1070-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-1071-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-1072-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-1073-0x0000000005CF0000-0x0000000005D56000-memory.dmp
      Filesize

      408KB

    • memory/1068-1074-0x00000000063A0000-0x0000000006432000-memory.dmp
      Filesize

      584KB

    • memory/1068-1075-0x0000000004AF0000-0x0000000004B00000-memory.dmp
      Filesize

      64KB

    • memory/1068-1077-0x0000000007860000-0x00000000078D6000-memory.dmp
      Filesize

      472KB

    • memory/1068-1078-0x0000000007900000-0x0000000007950000-memory.dmp
      Filesize

      320KB

    • memory/1068-1079-0x0000000007980000-0x0000000007B42000-memory.dmp
      Filesize

      1.8MB

    • memory/1068-1080-0x0000000007B50000-0x000000000807C000-memory.dmp
      Filesize

      5.2MB

    • memory/4492-147-0x0000000000F30000-0x0000000000F3A000-memory.dmp
      Filesize

      40KB

    • memory/4628-1086-0x0000000000E80000-0x0000000000EB2000-memory.dmp
      Filesize

      200KB

    • memory/4628-1087-0x0000000005770000-0x0000000005780000-memory.dmp
      Filesize

      64KB

    • memory/4628-1088-0x0000000005770000-0x0000000005780000-memory.dmp
      Filesize

      64KB