Analysis

  • max time kernel
    96s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-04-2023 18:16

General

  • Target

    3a4ce9fa246924bc049d37e077d35874ea6806845a0cb.exe

  • Size

    535KB

  • MD5

    57fec1386f335f711eb261a273860385

  • SHA1

    edea4c56a72197822e9048a5a8142272f1710854

  • SHA256

    3a4ce9fa246924bc049d37e077d35874ea6806845a0cb512139df90a1bbe0562

  • SHA512

    603baad7f1472b2e3d68f275eaf43470200021a6d609e6c7f35351014156ce876c3aa7b86fc5bf44af42dc67357c1aef236436ce386a66d1d28da3b0ff145f9c

  • SSDEEP

    12288:+Mrcy90EEojf44o9rWfr/xK7C0G0ZeztpytYqJyBN+tG+j:2yDRs/wxfkuw7JJ7j

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

zima

C2

176.113.115.145:4125

Attributes
  • auth_value

    2ef701d510c0d27e8a8e3270281678b1

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\3a4ce9fa246924bc049d37e077d35874ea6806845a0cb.exe
    "C:\Users\Admin\AppData\Local\Temp\3a4ce9fa246924bc049d37e077d35874ea6806845a0cb.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3664
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3820
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5104
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1508
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1508 -s 1652
          4⤵
          • Program crash
          PID:3244
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp642246.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp642246.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1508 -ip 1508
    1⤵
      PID:2496

    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\kp642246.exe
      Filesize

      169KB

      MD5

      1ec7bf6887a5e7635f0aa0c916bd5df1

      SHA1

      4684211c71bf67213e970d1e1b4a2cab24d2e2d5

      SHA256

      93a4506ed06e7cccbba5593d0b2f7dcce7a7050d91d83dd9128a4da8ee8568c9

      SHA512

      b204198b0a0d42156d72c36ede876387869922ea64f4382954b8c89de66cd25299b988cf525e210d6ebe14065e73bb0a123993f5a4d56eba48c90f02778f2fd9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kp642246.exe
      Filesize

      169KB

      MD5

      1ec7bf6887a5e7635f0aa0c916bd5df1

      SHA1

      4684211c71bf67213e970d1e1b4a2cab24d2e2d5

      SHA256

      93a4506ed06e7cccbba5593d0b2f7dcce7a7050d91d83dd9128a4da8ee8568c9

      SHA512

      b204198b0a0d42156d72c36ede876387869922ea64f4382954b8c89de66cd25299b988cf525e210d6ebe14065e73bb0a123993f5a4d56eba48c90f02778f2fd9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
      Filesize

      382KB

      MD5

      a78a9e137312b6b27e69074748ce907b

      SHA1

      5b4483393d74e9effd8728260c21c86633cb619d

      SHA256

      516686a8356cab04d0dd8d8a07bf94f67a4bb68e9652b5c8beb751f2c75fc692

      SHA512

      72ad59a9ecbbd9f8968b8b4b5bf7e9ed1a9748af4b1e865f4f52f59518dd47de965ba0f063bd4dbbd6d6020d88a8b8838bea4d498b2617af3559368aa3ce284b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziDx0439.exe
      Filesize

      382KB

      MD5

      a78a9e137312b6b27e69074748ce907b

      SHA1

      5b4483393d74e9effd8728260c21c86633cb619d

      SHA256

      516686a8356cab04d0dd8d8a07bf94f67a4bb68e9652b5c8beb751f2c75fc692

      SHA512

      72ad59a9ecbbd9f8968b8b4b5bf7e9ed1a9748af4b1e865f4f52f59518dd47de965ba0f063bd4dbbd6d6020d88a8b8838bea4d498b2617af3559368aa3ce284b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
      Filesize

      11KB

      MD5

      d8c5787eccdf1a982b642ddde7667899

      SHA1

      a12d727bf992e0aceda76cd1d782dff89cb85fc1

      SHA256

      c684fe61d26739acec9b186b1387f5e4a7b0a384d2716eefc6881d0387784409

      SHA512

      7860d16712baae543e463c2305c99892c444f5755e03d407086d395adfdd2d11ac6567cf136b1e713f950b2b3ba02b9376d4abb4ccebbc845b2685ddeafe302b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\it768848.exe
      Filesize

      11KB

      MD5

      d8c5787eccdf1a982b642ddde7667899

      SHA1

      a12d727bf992e0aceda76cd1d782dff89cb85fc1

      SHA256

      c684fe61d26739acec9b186b1387f5e4a7b0a384d2716eefc6881d0387784409

      SHA512

      7860d16712baae543e463c2305c99892c444f5755e03d407086d395adfdd2d11ac6567cf136b1e713f950b2b3ba02b9376d4abb4ccebbc845b2685ddeafe302b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
      Filesize

      297KB

      MD5

      ca38bd9870e570150458e09d14353743

      SHA1

      ac9c18247b6d2ec64a6865a4ae65dc6f13d41ed8

      SHA256

      809245a343ef12ee6ebf8cd6548d2013b2f155312e6ee4b560b0aadd0126630e

      SHA512

      f0f38eb34cbd51220aef77c2fac78b0008b8bcb974d6d63d2a00e1026c465995c3313acaff976024795e1290d6e0e9dd107e3bf343afdc8597c3ffde1b7e477f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr640311.exe
      Filesize

      297KB

      MD5

      ca38bd9870e570150458e09d14353743

      SHA1

      ac9c18247b6d2ec64a6865a4ae65dc6f13d41ed8

      SHA256

      809245a343ef12ee6ebf8cd6548d2013b2f155312e6ee4b560b0aadd0126630e

      SHA512

      f0f38eb34cbd51220aef77c2fac78b0008b8bcb974d6d63d2a00e1026c465995c3313acaff976024795e1290d6e0e9dd107e3bf343afdc8597c3ffde1b7e477f

    • memory/1508-153-0x00000000005B0000-0x00000000005FB000-memory.dmp
      Filesize

      300KB

    • memory/1508-154-0x0000000002800000-0x0000000002810000-memory.dmp
      Filesize

      64KB

    • memory/1508-155-0x0000000002800000-0x0000000002810000-memory.dmp
      Filesize

      64KB

    • memory/1508-156-0x0000000004BE0000-0x0000000005184000-memory.dmp
      Filesize

      5.6MB

    • memory/1508-157-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-158-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-160-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-162-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-164-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-166-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-168-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-170-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-172-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-174-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-176-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-178-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-180-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-182-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-184-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-186-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-188-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-190-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-192-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-194-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-196-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-198-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-200-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-202-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-204-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-206-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-208-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-210-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-214-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-212-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-216-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-218-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-220-0x0000000005190000-0x00000000051CF000-memory.dmp
      Filesize

      252KB

    • memory/1508-1063-0x0000000005200000-0x0000000005818000-memory.dmp
      Filesize

      6.1MB

    • memory/1508-1064-0x00000000058A0000-0x00000000059AA000-memory.dmp
      Filesize

      1.0MB

    • memory/1508-1065-0x00000000059E0000-0x00000000059F2000-memory.dmp
      Filesize

      72KB

    • memory/1508-1066-0x0000000005A40000-0x0000000005A7C000-memory.dmp
      Filesize

      240KB

    • memory/1508-1067-0x0000000002800000-0x0000000002810000-memory.dmp
      Filesize

      64KB

    • memory/1508-1069-0x0000000002800000-0x0000000002810000-memory.dmp
      Filesize

      64KB

    • memory/1508-1070-0x0000000002800000-0x0000000002810000-memory.dmp
      Filesize

      64KB

    • memory/1508-1071-0x0000000005CF0000-0x0000000005D82000-memory.dmp
      Filesize

      584KB

    • memory/1508-1072-0x0000000005D90000-0x0000000005DF6000-memory.dmp
      Filesize

      408KB

    • memory/1508-1073-0x00000000066D0000-0x0000000006746000-memory.dmp
      Filesize

      472KB

    • memory/1508-1074-0x0000000006760000-0x00000000067B0000-memory.dmp
      Filesize

      320KB

    • memory/1508-1075-0x0000000007A90000-0x0000000007C52000-memory.dmp
      Filesize

      1.8MB

    • memory/1508-1076-0x0000000002800000-0x0000000002810000-memory.dmp
      Filesize

      64KB

    • memory/1508-1077-0x0000000007CA0000-0x00000000081CC000-memory.dmp
      Filesize

      5.2MB

    • memory/4556-1083-0x00000000005C0000-0x00000000005F0000-memory.dmp
      Filesize

      192KB

    • memory/4556-1084-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/4556-1085-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/5104-147-0x0000000000420000-0x000000000042A000-memory.dmp
      Filesize

      40KB