Analysis

  • max time kernel
    84s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 23:17

General

  • Target

    f0b78ad81acbe596d5d37402173296edda641fcb649ecf1439b9fca931dfe1e2.exe

  • Size

    556KB

  • MD5

    3493b7e0e6e76ca87d6e3a2fe3b62c3f

  • SHA1

    dae0e38a06b26e25726ff2a43c69f8bfc5fe8cae

  • SHA256

    f0b78ad81acbe596d5d37402173296edda641fcb649ecf1439b9fca931dfe1e2

  • SHA512

    b847932fe931ef449b7fc2b0561e193dc42befc3713b1704287933f15a7c3214794def2878941d735bf8f173291c9545adac59312097f008d889a55e15accf6c

  • SSDEEP

    12288:4Mr6y90GMYu3SGgSjVbXqhe0i0HN7g0cVuNSRbU2M+:Cya73hnRba+a7nNSBU2M+

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

lida

C2

193.233.20.32:4125

Attributes
  • auth_value

    24052aa2e9b85984a98d80cf08623e8d

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\f0b78ad81acbe596d5d37402173296edda641fcb649ecf1439b9fca931dfe1e2.exe
    "C:\Users\Admin\AppData\Local\Temp\f0b78ad81acbe596d5d37402173296edda641fcb649ecf1439b9fca931dfe1e2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1764.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1764.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3276
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h15eD36.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h15eD36.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3000
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iCLEF22.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iCLEF22.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 1380
          4⤵
          • Program crash
          PID:3752
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l22Kv00.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l22Kv00.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4336
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4000 -ip 4000
    1⤵
      PID:3428

    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\l22Kv00.exe
      Filesize

      175KB

      MD5

      6b06147bf5fd26306978a93fe83127a4

      SHA1

      7b14ff42f4441b985591ef5b7d4cc703f0bbcdfa

      SHA256

      11e6d45ae92fc4505f14f550d01d97a42fba91a999b900daf843251772c755e0

      SHA512

      603007d99e52da5739040fee891c193123dc5741985de1c3dde091dd07e759336ec749312e4ab95d05c1c6681f10e56b4e9aee67d633a97b6aa25c5119f4d6b4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l22Kv00.exe
      Filesize

      175KB

      MD5

      6b06147bf5fd26306978a93fe83127a4

      SHA1

      7b14ff42f4441b985591ef5b7d4cc703f0bbcdfa

      SHA256

      11e6d45ae92fc4505f14f550d01d97a42fba91a999b900daf843251772c755e0

      SHA512

      603007d99e52da5739040fee891c193123dc5741985de1c3dde091dd07e759336ec749312e4ab95d05c1c6681f10e56b4e9aee67d633a97b6aa25c5119f4d6b4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1764.exe
      Filesize

      414KB

      MD5

      4c488414d1cbc70632557548605835ac

      SHA1

      60859461054aa01377f62eb738abbcfbacaf9a63

      SHA256

      ad37728dca12a697f12782e19f930233f7df074e0aeaa6b543445c93a11a4a46

      SHA512

      3d0984135c705f3a1a3e173919ba913ccf4c861155c37b51b2d64aa18204deb8d222268f23aba149f17fc2b30fe78e49aa29c3a33fcc75423d61a25f84b32b63

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba1764.exe
      Filesize

      414KB

      MD5

      4c488414d1cbc70632557548605835ac

      SHA1

      60859461054aa01377f62eb738abbcfbacaf9a63

      SHA256

      ad37728dca12a697f12782e19f930233f7df074e0aeaa6b543445c93a11a4a46

      SHA512

      3d0984135c705f3a1a3e173919ba913ccf4c861155c37b51b2d64aa18204deb8d222268f23aba149f17fc2b30fe78e49aa29c3a33fcc75423d61a25f84b32b63

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h15eD36.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h15eD36.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iCLEF22.exe
      Filesize

      387KB

      MD5

      361ae827701c5a02185d87fb06e5b3c1

      SHA1

      aec7203c6ba303bb61ab282207608d6195ae8e3c

      SHA256

      6d130a4faf8b4829e844b7115ad13777430796958c03ab1aedbad39004eca2ff

      SHA512

      ad5c64585411f7c876af8098cee0aa4018103b479cbaf8e073576fbc865614e457cc476d1e80b3f174ee59dfe68089883331877254814c8e7aab64dcbc2d6553

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iCLEF22.exe
      Filesize

      387KB

      MD5

      361ae827701c5a02185d87fb06e5b3c1

      SHA1

      aec7203c6ba303bb61ab282207608d6195ae8e3c

      SHA256

      6d130a4faf8b4829e844b7115ad13777430796958c03ab1aedbad39004eca2ff

      SHA512

      ad5c64585411f7c876af8098cee0aa4018103b479cbaf8e073576fbc865614e457cc476d1e80b3f174ee59dfe68089883331877254814c8e7aab64dcbc2d6553

    • memory/3000-147-0x0000000000A30000-0x0000000000A3A000-memory.dmp
      Filesize

      40KB

    • memory/4000-153-0x0000000007330000-0x00000000078D4000-memory.dmp
      Filesize

      5.6MB

    • memory/4000-154-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-155-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-158-0x0000000002C60000-0x0000000002CAB000-memory.dmp
      Filesize

      300KB

    • memory/4000-157-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-161-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-162-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-165-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-164-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-167-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-160-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-169-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-171-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-173-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-175-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-177-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-179-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-181-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-183-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-185-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-187-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-189-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-191-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-193-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-195-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-197-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-199-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-201-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-205-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-203-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-207-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-209-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-211-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-213-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-215-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-217-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-219-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-221-0x0000000007270000-0x00000000072AF000-memory.dmp
      Filesize

      252KB

    • memory/4000-1064-0x00000000078E0000-0x0000000007EF8000-memory.dmp
      Filesize

      6.1MB

    • memory/4000-1065-0x0000000007F70000-0x000000000807A000-memory.dmp
      Filesize

      1.0MB

    • memory/4000-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp
      Filesize

      72KB

    • memory/4000-1067-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/4000-1068-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-1070-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-1071-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-1072-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-1073-0x0000000007320000-0x0000000007330000-memory.dmp
      Filesize

      64KB

    • memory/4000-1074-0x0000000008500000-0x0000000008592000-memory.dmp
      Filesize

      584KB

    • memory/4000-1075-0x00000000085A0000-0x0000000008606000-memory.dmp
      Filesize

      408KB

    • memory/4000-1077-0x0000000008BE0000-0x0000000008C56000-memory.dmp
      Filesize

      472KB

    • memory/4000-1078-0x0000000008FA0000-0x0000000008FF0000-memory.dmp
      Filesize

      320KB

    • memory/4000-1079-0x0000000009000000-0x00000000091C2000-memory.dmp
      Filesize

      1.8MB

    • memory/4000-1080-0x00000000091D0000-0x00000000096FC000-memory.dmp
      Filesize

      5.2MB

    • memory/4336-1086-0x0000000000410000-0x0000000000442000-memory.dmp
      Filesize

      200KB

    • memory/4336-1087-0x0000000005040000-0x0000000005050000-memory.dmp
      Filesize

      64KB