Analysis

  • max time kernel
    140s
  • 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
    25-03-2023 08:01

General

  • Target

    36c21c81577ce3b5977ecedac15b6070.exe

  • Size

    556KB

  • MD5

    36c21c81577ce3b5977ecedac15b6070

  • SHA1

    6338cf262bb5c2c1a705f34a9d7b4aa42bbb7169

  • SHA256

    c20988d5e429617c0ef0816e7a7743b0d8d4f3faec4b9b272747b86b4bc2299d

  • SHA512

    11bcca63b2f97c971d9715bfc8f9232c861ec155f67ec4e3d27aeb9679f2de3daa0be091877f3c95e7efd6ef4ab1ac7c10eb31069ff1f70c968c77d0b5606408

  • SSDEEP

    12288:/Mrmy90JZ4CqpX5aV9TmgBkw+aiNfg80EDHj1adtYJILC8U:1y24NppY91ifhyC8U

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\36c21c81577ce3b5977ecedac15b6070.exe
    "C:\Users\Admin\AppData\Local\Temp\36c21c81577ce3b5977ecedac15b6070.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba2740.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba2740.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1768
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h88gR03.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h88gR03.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4456
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iXXiS84.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iXXiS84.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 1384
          4⤵
          • Program crash
          PID:1176
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l95wt23.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l95wt23.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:772
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1988 -ip 1988
    1⤵
      PID:2844

    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\l95wt23.exe
      Filesize

      175KB

      MD5

      6b06147bf5fd26306978a93fe83127a4

      SHA1

      7b14ff42f4441b985591ef5b7d4cc703f0bbcdfa

      SHA256

      11e6d45ae92fc4505f14f550d01d97a42fba91a999b900daf843251772c755e0

      SHA512

      603007d99e52da5739040fee891c193123dc5741985de1c3dde091dd07e759336ec749312e4ab95d05c1c6681f10e56b4e9aee67d633a97b6aa25c5119f4d6b4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l95wt23.exe
      Filesize

      175KB

      MD5

      6b06147bf5fd26306978a93fe83127a4

      SHA1

      7b14ff42f4441b985591ef5b7d4cc703f0bbcdfa

      SHA256

      11e6d45ae92fc4505f14f550d01d97a42fba91a999b900daf843251772c755e0

      SHA512

      603007d99e52da5739040fee891c193123dc5741985de1c3dde091dd07e759336ec749312e4ab95d05c1c6681f10e56b4e9aee67d633a97b6aa25c5119f4d6b4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba2740.exe
      Filesize

      414KB

      MD5

      1784c2a94aa4aed5eb3ab1d5b2cc9a15

      SHA1

      30a0d056c477a83a8e19597d2ca64fe54b10b4b7

      SHA256

      63fb3a58e08c81366853f9a5bc25570bf99a9e1b77155c4ebc536d2301ba7b1b

      SHA512

      d39909b2123b42d0b3ab5d7cf46904304e73b7f005de05d7615a3cc492effd0222043846a29e11c63dc851efcec91d01f75bc4903b1538862f80d3dc3faa2ab3

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba2740.exe
      Filesize

      414KB

      MD5

      1784c2a94aa4aed5eb3ab1d5b2cc9a15

      SHA1

      30a0d056c477a83a8e19597d2ca64fe54b10b4b7

      SHA256

      63fb3a58e08c81366853f9a5bc25570bf99a9e1b77155c4ebc536d2301ba7b1b

      SHA512

      d39909b2123b42d0b3ab5d7cf46904304e73b7f005de05d7615a3cc492effd0222043846a29e11c63dc851efcec91d01f75bc4903b1538862f80d3dc3faa2ab3

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h88gR03.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h88gR03.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iXXiS84.exe
      Filesize

      387KB

      MD5

      53e0d827554e6642bc746414e200a6b4

      SHA1

      334ceef47ba8dcd2376a6ac9a2729d002f276da1

      SHA256

      db176f0725c7c27361cfd4ee031515236789cdc1943db94293e24cf33f6b4380

      SHA512

      8175de24009b67caa51d9157d593ab004ed084e53e444fb9539a19777603866d8177adf651adef5e120330fbfa115975ea52426598d3f68e7c5587472d46c2ad

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iXXiS84.exe
      Filesize

      387KB

      MD5

      53e0d827554e6642bc746414e200a6b4

      SHA1

      334ceef47ba8dcd2376a6ac9a2729d002f276da1

      SHA256

      db176f0725c7c27361cfd4ee031515236789cdc1943db94293e24cf33f6b4380

      SHA512

      8175de24009b67caa51d9157d593ab004ed084e53e444fb9539a19777603866d8177adf651adef5e120330fbfa115975ea52426598d3f68e7c5587472d46c2ad

    • memory/772-1086-0x00000000002B0000-0x00000000002E2000-memory.dmp
      Filesize

      200KB

    • memory/772-1087-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/1988-191-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-201-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-155-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-156-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-158-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-160-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-162-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-164-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-166-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-168-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-169-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-171-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-173-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-172-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-175-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-177-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-179-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-181-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-185-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-183-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-187-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-189-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-153-0x0000000002CC0000-0x0000000002D0B000-memory.dmp
      Filesize

      300KB

    • memory/1988-193-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-195-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-197-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-199-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-154-0x0000000007300000-0x00000000078A4000-memory.dmp
      Filesize

      5.6MB

    • memory/1988-203-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-205-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-207-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-209-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-211-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-213-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-215-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-217-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-219-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-221-0x0000000007170000-0x00000000071AF000-memory.dmp
      Filesize

      252KB

    • memory/1988-1064-0x00000000079B0000-0x0000000007FC8000-memory.dmp
      Filesize

      6.1MB

    • memory/1988-1065-0x0000000007FD0000-0x00000000080DA000-memory.dmp
      Filesize

      1.0MB

    • memory/1988-1066-0x00000000072C0000-0x00000000072D2000-memory.dmp
      Filesize

      72KB

    • memory/1988-1067-0x00000000080E0000-0x000000000811C000-memory.dmp
      Filesize

      240KB

    • memory/1988-1068-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-1070-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/1988-1071-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/1988-1072-0x0000000002CC0000-0x0000000002D0B000-memory.dmp
      Filesize

      300KB

    • memory/1988-1073-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-1074-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-1075-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/1988-1076-0x0000000008DC0000-0x0000000008E36000-memory.dmp
      Filesize

      472KB

    • memory/1988-1077-0x0000000008E50000-0x0000000008EA0000-memory.dmp
      Filesize

      320KB

    • memory/1988-1078-0x0000000008EC0000-0x0000000009082000-memory.dmp
      Filesize

      1.8MB

    • memory/1988-1079-0x0000000009090000-0x00000000095BC000-memory.dmp
      Filesize

      5.2MB

    • memory/1988-1080-0x00000000072F0000-0x0000000007300000-memory.dmp
      Filesize

      64KB

    • memory/4456-147-0x0000000000210000-0x000000000021A000-memory.dmp
      Filesize

      40KB