Analysis

  • max time kernel
    62s
  • max time network
    125s
  • 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 09:24

General

  • Target

    4e5ef2375b8538e62a6cc3f5002efb9bb0c21d457671081017842947f2b59799.exe

  • Size

    680KB

  • MD5

    8dd1e8ab528a727049e0e73656b96c8b

  • SHA1

    5dcd748ce95e229b94e59e67a98de329483c5a86

  • SHA256

    4e5ef2375b8538e62a6cc3f5002efb9bb0c21d457671081017842947f2b59799

  • SHA512

    e972d5ec1fc2695d1c6cbe895fef8b505c7a0fe8233c146ccfd1180bc0b98dbd3b2bfe5da8f8446f8f81abac0937608b786f3e1342de7706ef36140a388bb162

  • SSDEEP

    12288:Gd898Pwj8PtYzZcDw15fuFlAGHroV43S3OSWGAozw2XeSeTRn:GT08PtIsuup4IO6oz5VC1

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

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 2 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\4e5ef2375b8538e62a6cc3f5002efb9bb0c21d457671081017842947f2b59799.exe
    "C:\Users\Admin\AppData\Local\Temp\4e5ef2375b8538e62a6cc3f5002efb9bb0c21d457671081017842947f2b59799.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2992
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zioS8112.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zioS8112.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1548
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr843883.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr843883.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3356
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku603074.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku603074.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4256
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4256 -s 1360
          4⤵
          • Program crash
          PID:3992
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr986299.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr986299.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 500
      2⤵
      • Program crash
      PID:5060
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4256 -ip 4256
    1⤵
      PID:1288
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2992 -ip 2992
      1⤵
        PID:4576

      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\lr986299.exe
        Filesize

        175KB

        MD5

        7c11dfe7837f2079d50113de0e973682

        SHA1

        fae072addd4d56ab67d08ab82da4aac5d7223960

        SHA256

        442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

        SHA512

        06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr986299.exe
        Filesize

        175KB

        MD5

        7c11dfe7837f2079d50113de0e973682

        SHA1

        fae072addd4d56ab67d08ab82da4aac5d7223960

        SHA256

        442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

        SHA512

        06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zioS8112.exe
        Filesize

        396KB

        MD5

        c7862c80a78bedc7318792a04865087f

        SHA1

        7f8b619d60ac89da3d212db71a0753d4bc0b3cf0

        SHA256

        8402d3c51804699a1dad4e6f5cfcea8aa91cdc812c0ec0ed944641a655a4dcdb

        SHA512

        da92687f4ba21a7a40daced52fea13c5219eedbb39859120c76b87c367df1256d6858af7312e8e32376415b432432aaa20169c5679b319a8f3a5d2d44798d59e

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zioS8112.exe
        Filesize

        396KB

        MD5

        c7862c80a78bedc7318792a04865087f

        SHA1

        7f8b619d60ac89da3d212db71a0753d4bc0b3cf0

        SHA256

        8402d3c51804699a1dad4e6f5cfcea8aa91cdc812c0ec0ed944641a655a4dcdb

        SHA512

        da92687f4ba21a7a40daced52fea13c5219eedbb39859120c76b87c367df1256d6858af7312e8e32376415b432432aaa20169c5679b319a8f3a5d2d44798d59e

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr843883.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr843883.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku603074.exe
        Filesize

        355KB

        MD5

        3ec1f598da845cd62d13f4e94d836892

        SHA1

        a7e298c415a068e7b0f5ec114e7066ef883ed31d

        SHA256

        73b52cf52d7a8813ab1e45d686ceb741944df779ebcec5916c8bb97d03365798

        SHA512

        bbd3f0e6d9af08f0a6bc245653144fdea533ca8b1cff912413142e9e8cf4444e058796ddfa87fa9742f2ea50fc9e3ab4e1205ecb8e35f2e9a1e5f4dff349cb25

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku603074.exe
        Filesize

        355KB

        MD5

        3ec1f598da845cd62d13f4e94d836892

        SHA1

        a7e298c415a068e7b0f5ec114e7066ef883ed31d

        SHA256

        73b52cf52d7a8813ab1e45d686ceb741944df779ebcec5916c8bb97d03365798

        SHA512

        bbd3f0e6d9af08f0a6bc245653144fdea533ca8b1cff912413142e9e8cf4444e058796ddfa87fa9742f2ea50fc9e3ab4e1205ecb8e35f2e9a1e5f4dff349cb25

      • memory/2992-134-0x00000000049C0000-0x0000000004A48000-memory.dmp
        Filesize

        544KB

      • memory/2992-150-0x0000000000400000-0x0000000002BD8000-memory.dmp
        Filesize

        39.8MB

      • memory/2992-151-0x00000000049C0000-0x0000000004A48000-memory.dmp
        Filesize

        544KB

      • memory/3356-149-0x0000000000920000-0x000000000092A000-memory.dmp
        Filesize

        40KB

      • memory/4256-193-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-207-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-160-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-162-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-164-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-166-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-168-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-170-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-171-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-173-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-175-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-174-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-177-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-179-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-181-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-183-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-185-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-187-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-189-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-191-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-158-0x0000000007330000-0x00000000078D4000-memory.dmp
        Filesize

        5.6MB

      • memory/4256-195-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-197-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-199-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-201-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-203-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-205-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-159-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-209-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-211-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-213-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-215-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-217-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-219-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-221-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-223-0x0000000004D00000-0x0000000004D3E000-memory.dmp
        Filesize

        248KB

      • memory/4256-1068-0x00000000078E0000-0x0000000007EF8000-memory.dmp
        Filesize

        6.1MB

      • memory/4256-1069-0x0000000007F70000-0x000000000807A000-memory.dmp
        Filesize

        1.0MB

      • memory/4256-1070-0x00000000080B0000-0x00000000080C2000-memory.dmp
        Filesize

        72KB

      • memory/4256-1071-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-1072-0x00000000080D0000-0x000000000810C000-memory.dmp
        Filesize

        240KB

      • memory/4256-1075-0x00000000083C0000-0x0000000008452000-memory.dmp
        Filesize

        584KB

      • memory/4256-1076-0x0000000008460000-0x00000000084C6000-memory.dmp
        Filesize

        408KB

      • memory/4256-1078-0x0000000008B60000-0x0000000008BD6000-memory.dmp
        Filesize

        472KB

      • memory/4256-1079-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-1080-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-1081-0x0000000008BF0000-0x0000000008C40000-memory.dmp
        Filesize

        320KB

      • memory/4256-1077-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4256-1082-0x0000000008D70000-0x0000000008F32000-memory.dmp
        Filesize

        1.8MB

      • memory/4256-1083-0x0000000008F40000-0x000000000946C000-memory.dmp
        Filesize

        5.2MB

      • memory/4256-157-0x0000000002B90000-0x0000000002BDB000-memory.dmp
        Filesize

        300KB

      • memory/4256-1084-0x0000000007320000-0x0000000007330000-memory.dmp
        Filesize

        64KB

      • memory/4396-1091-0x0000000000410000-0x0000000000442000-memory.dmp
        Filesize

        200KB

      • memory/4396-1092-0x0000000004D10000-0x0000000004D20000-memory.dmp
        Filesize

        64KB