Analysis

  • max time kernel
    145s
  • max time network
    151s
  • 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 22:13

General

  • Target

    79a372c301223b88b080829ef6d68534ddf877927bc157094313cec67a30e922.exe

  • Size

    544KB

  • MD5

    30a731abe7f1cfba7803803f4cfdb536

  • SHA1

    95bd7220624b54f8772cbe9b995d12a616e7de7d

  • SHA256

    79a372c301223b88b080829ef6d68534ddf877927bc157094313cec67a30e922

  • SHA512

    ddb11b98312e680bef8fed46d26efd59462575cac0cd0e0c6431530e1937d472300ea73886a369c7e5aed4792cfa4ca2d59d13ec9adbc3de470983f24d6a3440

  • SSDEEP

    12288:GMrDy90g19mDiCEGPTdeHsJhhff0Oe0PqgUeML1wEUbjz+3FKVH1Cbs:5ybo+tosEhbbM5u+181Cbs

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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\79a372c301223b88b080829ef6d68534ddf877927bc157094313cec67a30e922.exe
    "C:\Users\Admin\AppData\Local\Temp\79a372c301223b88b080829ef6d68534ddf877927bc157094313cec67a30e922.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1756.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1756.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0286.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0286.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:324
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9487.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9487.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4936
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 1336
          4⤵
          • Program crash
          PID:2764
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si757740.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si757740.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5040
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4936 -ip 4936
    1⤵
      PID:4528

    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\si757740.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si757740.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1756.exe
      Filesize

      402KB

      MD5

      4808a5306f72eba72a2d2466e088abd5

      SHA1

      72cffa41b199f8d412d15ea3cce030cf9eb38390

      SHA256

      1c5bce8604937b218a93aaa234ae955f96f36a59ad0818d7efcde8145533a66a

      SHA512

      db755aa201f4d9928e7c203c9950d597316920cf3b7776accc91f8e16b18a79ac3309717edd2a630836297725345b6e16498103ba158a65af220d75102149521

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1756.exe
      Filesize

      402KB

      MD5

      4808a5306f72eba72a2d2466e088abd5

      SHA1

      72cffa41b199f8d412d15ea3cce030cf9eb38390

      SHA256

      1c5bce8604937b218a93aaa234ae955f96f36a59ad0818d7efcde8145533a66a

      SHA512

      db755aa201f4d9928e7c203c9950d597316920cf3b7776accc91f8e16b18a79ac3309717edd2a630836297725345b6e16498103ba158a65af220d75102149521

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0286.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0286.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9487.exe
      Filesize

      349KB

      MD5

      e2fb08b2266233227f895aa861390c3e

      SHA1

      f7e06e941bbb4e3a6eeb1af970d0bacd72a8e12e

      SHA256

      92231ccb873dcc9a372e5e92d6a4f482c378e754a162318298b3ec9e7f0b1f60

      SHA512

      e82122a38d0c1ae5616e591a1a74ac3a8f234af01e9ca4bddc41cb495ca9013435871e164e2e53d19883ac68b50edaf8cfa703527e0791553172b80d256b87e9

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9487.exe
      Filesize

      349KB

      MD5

      e2fb08b2266233227f895aa861390c3e

      SHA1

      f7e06e941bbb4e3a6eeb1af970d0bacd72a8e12e

      SHA256

      92231ccb873dcc9a372e5e92d6a4f482c378e754a162318298b3ec9e7f0b1f60

      SHA512

      e82122a38d0c1ae5616e591a1a74ac3a8f234af01e9ca4bddc41cb495ca9013435871e164e2e53d19883ac68b50edaf8cfa703527e0791553172b80d256b87e9

    • memory/324-147-0x0000000000D90000-0x0000000000D9A000-memory.dmp
      Filesize

      40KB

    • memory/4936-153-0x0000000000990000-0x00000000009DB000-memory.dmp
      Filesize

      300KB

    • memory/4936-154-0x0000000004CA0000-0x0000000005244000-memory.dmp
      Filesize

      5.6MB

    • memory/4936-155-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-156-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-157-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-158-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-159-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-161-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-163-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-165-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-167-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-169-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-171-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-173-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-175-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-177-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-179-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-181-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-183-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-185-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-187-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-189-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-191-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-193-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-195-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-197-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-199-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-201-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-203-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-205-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-207-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-211-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-209-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-213-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-215-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-217-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-219-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-221-0x0000000005290000-0x00000000052CE000-memory.dmp
      Filesize

      248KB

    • memory/4936-1064-0x0000000005320000-0x0000000005938000-memory.dmp
      Filesize

      6.1MB

    • memory/4936-1065-0x00000000059C0000-0x0000000005ACA000-memory.dmp
      Filesize

      1.0MB

    • memory/4936-1066-0x0000000005B00000-0x0000000005B12000-memory.dmp
      Filesize

      72KB

    • memory/4936-1067-0x0000000005B20000-0x0000000005B5C000-memory.dmp
      Filesize

      240KB

    • memory/4936-1068-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-1070-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-1071-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-1072-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-1073-0x0000000005E10000-0x0000000005EA2000-memory.dmp
      Filesize

      584KB

    • memory/4936-1074-0x0000000005EB0000-0x0000000005F16000-memory.dmp
      Filesize

      408KB

    • memory/4936-1075-0x00000000066B0000-0x0000000006726000-memory.dmp
      Filesize

      472KB

    • memory/4936-1076-0x0000000006740000-0x0000000006790000-memory.dmp
      Filesize

      320KB

    • memory/4936-1077-0x0000000002700000-0x0000000002710000-memory.dmp
      Filesize

      64KB

    • memory/4936-1078-0x00000000067D0000-0x0000000006992000-memory.dmp
      Filesize

      1.8MB

    • memory/4936-1079-0x00000000069A0000-0x0000000006ECC000-memory.dmp
      Filesize

      5.2MB

    • memory/5040-1086-0x0000000000EF0000-0x0000000000F22000-memory.dmp
      Filesize

      200KB

    • memory/5040-1087-0x0000000005AF0000-0x0000000005B00000-memory.dmp
      Filesize

      64KB