Analysis

  • max time kernel
    146s
  • 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
    23-03-2023 13:55

General

  • Target

    d6347648b7f19bc3a3e3fd363db648c1cbe81fdeac06e7d394e65b28430a6fa8.exe

  • Size

    544KB

  • MD5

    8ce05dc0300fa2fa1b0ac61b074f167e

  • SHA1

    99f450e59787527c8e1849ec0f299ab4b2f5fe8a

  • SHA256

    d6347648b7f19bc3a3e3fd363db648c1cbe81fdeac06e7d394e65b28430a6fa8

  • SHA512

    1d284efa8ad6db425c1e3c6a7b6a489d5e53846cdf32c1bfef69d4d8281a0a3640624bdc082d59c5a3d867c8a2e62c7c55f8e1c7c9765f5ee3244d302c8d8c26

  • SSDEEP

    12288:sMruy907yNLwSi+Z+qJ2uW1nXaWHiKxF59Qr7PNqZhN8l6V:ayUyNwJ+Z+qE1XpLk7PNqhH

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

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\d6347648b7f19bc3a3e3fd363db648c1cbe81fdeac06e7d394e65b28430a6fa8.exe
    "C:\Users\Admin\AppData\Local\Temp\d6347648b7f19bc3a3e3fd363db648c1cbe81fdeac06e7d394e65b28430a6fa8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:712
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4735.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4735.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4820
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h18Rl01.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h18Rl01.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1240
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iGrcc85.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iGrcc85.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4576 -s 1328
          4⤵
          • Program crash
          PID:3616
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l32al05.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l32al05.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3776
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4576 -ip 4576
    1⤵
      PID:3600

    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\l32al05.exe
      Filesize

      175KB

      MD5

      50809fe16d7c482c1f4a2ea19fdcbc0a

      SHA1

      11b6f69c06a724da15183b16039c5cbc86016158

      SHA256

      09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

      SHA512

      c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l32al05.exe
      Filesize

      175KB

      MD5

      50809fe16d7c482c1f4a2ea19fdcbc0a

      SHA1

      11b6f69c06a724da15183b16039c5cbc86016158

      SHA256

      09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

      SHA512

      c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4735.exe
      Filesize

      402KB

      MD5

      f2d33c62dd84c5a0050811b48ab735ee

      SHA1

      be1927540a2f1d3ec0e77b5f4e977e1d0da5cd83

      SHA256

      62e081eaef3368518cb571d008c94f90756f3a7db7b2381a35d240ae74fdd4ba

      SHA512

      8e954053656eab67127bac2ce3690214fb0d5eef1f795584a114f9e9a7b245ffeb7b54f92cefb0a0b15a55e4d51ed89fae63b32c61935180be52a5c76a2879f5

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4735.exe
      Filesize

      402KB

      MD5

      f2d33c62dd84c5a0050811b48ab735ee

      SHA1

      be1927540a2f1d3ec0e77b5f4e977e1d0da5cd83

      SHA256

      62e081eaef3368518cb571d008c94f90756f3a7db7b2381a35d240ae74fdd4ba

      SHA512

      8e954053656eab67127bac2ce3690214fb0d5eef1f795584a114f9e9a7b245ffeb7b54f92cefb0a0b15a55e4d51ed89fae63b32c61935180be52a5c76a2879f5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h18Rl01.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h18Rl01.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iGrcc85.exe
      Filesize

      349KB

      MD5

      6425b19422c1e462e9bf4545deab419c

      SHA1

      68fb7080848b539e5664931ecc990b0b45e0eefa

      SHA256

      b2d277a0c52cdec5a497f75183126bb11661acd18274ae6495c5091c89458041

      SHA512

      a1144727a9f10a2775017dc12c6df0094a1fb670b75f417d1aa29163495a3f3784f687f7ece4e9c0579e50010da62820f613f774db19780f5b46d564f984fd25

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iGrcc85.exe
      Filesize

      349KB

      MD5

      6425b19422c1e462e9bf4545deab419c

      SHA1

      68fb7080848b539e5664931ecc990b0b45e0eefa

      SHA256

      b2d277a0c52cdec5a497f75183126bb11661acd18274ae6495c5091c89458041

      SHA512

      a1144727a9f10a2775017dc12c6df0094a1fb670b75f417d1aa29163495a3f3784f687f7ece4e9c0579e50010da62820f613f774db19780f5b46d564f984fd25

    • memory/1240-147-0x0000000000ED0000-0x0000000000EDA000-memory.dmp
      Filesize

      40KB

    • memory/3776-1085-0x00000000007D0000-0x0000000000802000-memory.dmp
      Filesize

      200KB

    • memory/3776-1086-0x0000000002B10000-0x0000000002B20000-memory.dmp
      Filesize

      64KB

    • memory/4576-189-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-201-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-155-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-156-0x0000000004D90000-0x0000000005334000-memory.dmp
      Filesize

      5.6MB

    • memory/4576-157-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-158-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-160-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-162-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-164-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-166-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-168-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-172-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-170-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-174-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-176-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-178-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-180-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-182-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-184-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-186-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-187-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-153-0x00000000009B0000-0x00000000009FB000-memory.dmp
      Filesize

      300KB

    • memory/4576-191-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-193-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-195-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-197-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-199-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-154-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-203-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-205-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-207-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-209-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-211-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-213-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-215-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-217-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-219-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-221-0x0000000002800000-0x000000000283E000-memory.dmp
      Filesize

      248KB

    • memory/4576-1064-0x0000000005480000-0x0000000005A98000-memory.dmp
      Filesize

      6.1MB

    • memory/4576-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/4576-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/4576-1067-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/4576-1068-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-1069-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-1070-0x0000000005F50000-0x0000000005FB6000-memory.dmp
      Filesize

      408KB

    • memory/4576-1072-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-1073-0x0000000006600000-0x0000000006692000-memory.dmp
      Filesize

      584KB

    • memory/4576-1074-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-1075-0x0000000006950000-0x0000000006B12000-memory.dmp
      Filesize

      1.8MB

    • memory/4576-1076-0x0000000006B30000-0x000000000705C000-memory.dmp
      Filesize

      5.2MB

    • memory/4576-1077-0x00000000027F0000-0x0000000002800000-memory.dmp
      Filesize

      64KB

    • memory/4576-1078-0x0000000008330000-0x00000000083A6000-memory.dmp
      Filesize

      472KB

    • memory/4576-1079-0x00000000083C0000-0x0000000008410000-memory.dmp
      Filesize

      320KB