Analysis

  • max time kernel
    98s
  • max time network
    120s
  • 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 01:27

General

  • Target

    bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b.exe

  • Size

    546KB

  • MD5

    6c2457343eeeab63cf86884782d9dc36

  • SHA1

    b88895ec12bd014b4cf09c013a4a251e24184b56

  • SHA256

    bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b

  • SHA512

    b53b591866321f5871ecdebffac0970b36457bb6377642051de4534aec0ccfe3c59e6e1da3d550f89064f88bb8e0fc276ffb50fd1be95cc138acd834cac15071

  • SSDEEP

    12288:mMrWy90RwkdDMwQubCZd5HVkjRstRwLpJkTdFJblro/Tu:0y7ZIqHVCWQTkTllo/i

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\bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b.exe
    "C:\Users\Admin\AppData\Local\Temp\bc929678d105194fc34c7ad789c561ad4aabfab5efadc7275e414aaba90f732b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2153.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2153.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4388
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8328.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8328.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1460
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2577.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2577.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1956
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 1352
          4⤵
          • Program crash
          PID:1940
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si935914.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si935914.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3060
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1956 -ip 1956
    1⤵
      PID:1800

    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\si935914.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si935914.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2153.exe
      Filesize

      404KB

      MD5

      febb8cbff75d29cd4d33aa71f99270ed

      SHA1

      84798d29b6a0fa8cbd898bf510982a54de8c15ed

      SHA256

      cce04f860a0b97cd1a60c68326c6a4dafcdc391d74ce83e992ffd9492fa4dd69

      SHA512

      27de742ae7e820ac4014e9dcf4027ead7088a87767175650271879bbfd430c0cd2c9601f83d0123ecd68fac50f0f5af622bba464065ed44025cea282ad66946b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2153.exe
      Filesize

      404KB

      MD5

      febb8cbff75d29cd4d33aa71f99270ed

      SHA1

      84798d29b6a0fa8cbd898bf510982a54de8c15ed

      SHA256

      cce04f860a0b97cd1a60c68326c6a4dafcdc391d74ce83e992ffd9492fa4dd69

      SHA512

      27de742ae7e820ac4014e9dcf4027ead7088a87767175650271879bbfd430c0cd2c9601f83d0123ecd68fac50f0f5af622bba464065ed44025cea282ad66946b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8328.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8328.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2577.exe
      Filesize

      358KB

      MD5

      6406e99c6fa64ae25c140547c9d68656

      SHA1

      a7b6b94f5c5dfdaf8331104c0397966377f2c63b

      SHA256

      95698376647e1ef430ed131d2435ba6d75d869ec5814af5a7fd1554f2e235c0c

      SHA512

      e11678da2c0d4ccd5876b8e8a625b9dea0ce60d1de0b2f92ab9dbf6fda3447282ecc5b7a66060a8a35bb5d26146a2752ea6949c069584e2b481a308ac9062e14

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2577.exe
      Filesize

      358KB

      MD5

      6406e99c6fa64ae25c140547c9d68656

      SHA1

      a7b6b94f5c5dfdaf8331104c0397966377f2c63b

      SHA256

      95698376647e1ef430ed131d2435ba6d75d869ec5814af5a7fd1554f2e235c0c

      SHA512

      e11678da2c0d4ccd5876b8e8a625b9dea0ce60d1de0b2f92ab9dbf6fda3447282ecc5b7a66060a8a35bb5d26146a2752ea6949c069584e2b481a308ac9062e14

    • memory/1460-147-0x00000000001C0000-0x00000000001CA000-memory.dmp
      Filesize

      40KB

    • memory/1956-154-0x0000000004EB0000-0x0000000005454000-memory.dmp
      Filesize

      5.6MB

    • memory/1956-153-0x0000000002380000-0x00000000023CB000-memory.dmp
      Filesize

      300KB

    • memory/1956-155-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/1956-156-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/1956-157-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-158-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-160-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-162-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-164-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-166-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-168-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-170-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-172-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-174-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-176-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-178-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-180-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-182-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-184-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-186-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-188-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-190-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-192-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-194-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-196-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-198-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-200-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-202-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-204-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-206-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-208-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-210-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-212-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-214-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-216-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-218-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-220-0x0000000004CF0000-0x0000000004D2E000-memory.dmp
      Filesize

      248KB

    • memory/1956-1063-0x0000000005460000-0x0000000005A78000-memory.dmp
      Filesize

      6.1MB

    • memory/1956-1064-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/1956-1065-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/1956-1066-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/1956-1067-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/1956-1069-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/1956-1070-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/1956-1071-0x0000000006710000-0x00000000068D2000-memory.dmp
      Filesize

      1.8MB

    • memory/1956-1072-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/1956-1073-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/1956-1074-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/1956-1075-0x00000000068E0000-0x0000000006E0C000-memory.dmp
      Filesize

      5.2MB

    • memory/1956-1076-0x0000000007060000-0x00000000070D6000-memory.dmp
      Filesize

      472KB

    • memory/1956-1077-0x00000000070E0000-0x0000000007130000-memory.dmp
      Filesize

      320KB

    • memory/1956-1079-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
      Filesize

      64KB

    • memory/3060-1084-0x00000000009D0000-0x0000000000A02000-memory.dmp
      Filesize

      200KB

    • memory/3060-1085-0x00000000052E0000-0x00000000052F0000-memory.dmp
      Filesize

      64KB