Analysis

  • max time kernel
    146s
  • 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
    24-03-2023 11:50

General

  • Target

    40c3ecb2f304438e45dbec054971255cd2aac8a109113ae2eb264174589dbd0c.exe

  • Size

    539KB

  • MD5

    83b1b26bd2c49bffb712715c5bebff39

  • SHA1

    626d82fd3b3b21d2e0f6e589e5ca2f30930fbf4d

  • SHA256

    40c3ecb2f304438e45dbec054971255cd2aac8a109113ae2eb264174589dbd0c

  • SHA512

    09aa377d814c80f3264fe45c3ae800987df9ecdfbf7fc26ff21401286aab0f2cf6474298a7d87117aa66eb0183da804b69b833218f7d3fa55676ca288be212dd

  • SSDEEP

    12288:cMr2y903fRjozbo89UaQrCZdngLFAZ9Y+ib0m:SyGp0bBQ0dga9Yr

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 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\40c3ecb2f304438e45dbec054971255cd2aac8a109113ae2eb264174589dbd0c.exe
    "C:\Users\Admin\AppData\Local\Temp\40c3ecb2f304438e45dbec054971255cd2aac8a109113ae2eb264174589dbd0c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6917.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6917.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9246.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9246.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2992
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6746.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6746.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 1292
          4⤵
          • Program crash
          PID:1800
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092343.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092343.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4948 -ip 4948
    1⤵
      PID:5116

    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\si092343.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092343.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6917.exe
      Filesize

      397KB

      MD5

      3f5c1332a22904cd20c4d09e06bd7ce4

      SHA1

      402fbe75292abf78027a0f97f76ae83f1b79473a

      SHA256

      b8bfc421b4f7fae51eb0621ac163d6f1a2866a045cc922caf944eb26c1f81801

      SHA512

      506e8548f680aff63180805a4a0386d7369a1cdca50485a6fa4ac276697fcd8e8f2c9145cb47ea4f78c958dd324f3c07224f93e5a3651ea6ae65559d85d3cedc

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio6917.exe
      Filesize

      397KB

      MD5

      3f5c1332a22904cd20c4d09e06bd7ce4

      SHA1

      402fbe75292abf78027a0f97f76ae83f1b79473a

      SHA256

      b8bfc421b4f7fae51eb0621ac163d6f1a2866a045cc922caf944eb26c1f81801

      SHA512

      506e8548f680aff63180805a4a0386d7369a1cdca50485a6fa4ac276697fcd8e8f2c9145cb47ea4f78c958dd324f3c07224f93e5a3651ea6ae65559d85d3cedc

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9246.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9246.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6746.exe
      Filesize

      356KB

      MD5

      d73e15c09b5c71fdc7d4f1b7d5f3b09b

      SHA1

      63ce7d6cf2a31596922ca6a17ecfdd1fa4709f3e

      SHA256

      f12086948abadfa7b00a0f1fda7cdb7b751f9e9d834e6e84fc6b1d2f5bcb50bd

      SHA512

      03ccc6dcf8936e9cc6d7b3644e8e69c7584c486d3f4a37f7cad9b70458665a32ae359f8cb4cede348568ea193c2052bb6669034a19f6c353bce275baf51fd688

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6746.exe
      Filesize

      356KB

      MD5

      d73e15c09b5c71fdc7d4f1b7d5f3b09b

      SHA1

      63ce7d6cf2a31596922ca6a17ecfdd1fa4709f3e

      SHA256

      f12086948abadfa7b00a0f1fda7cdb7b751f9e9d834e6e84fc6b1d2f5bcb50bd

      SHA512

      03ccc6dcf8936e9cc6d7b3644e8e69c7584c486d3f4a37f7cad9b70458665a32ae359f8cb4cede348568ea193c2052bb6669034a19f6c353bce275baf51fd688

    • memory/2104-1084-0x0000000000D70000-0x0000000000DA2000-memory.dmp
      Filesize

      200KB

    • memory/2104-1085-0x00000000059E0000-0x00000000059F0000-memory.dmp
      Filesize

      64KB

    • memory/2992-147-0x0000000000C80000-0x0000000000C8A000-memory.dmp
      Filesize

      40KB

    • memory/4948-186-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-198-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-155-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB

    • memory/4948-156-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB

    • memory/4948-157-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-160-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-158-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-162-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-164-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-166-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-168-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-170-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-174-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-172-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-176-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-178-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-180-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-182-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-184-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-153-0x00000000073F0000-0x0000000007994000-memory.dmp
      Filesize

      5.6MB

    • memory/4948-188-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-190-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-192-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-194-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-196-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-154-0x0000000002B90000-0x0000000002BDB000-memory.dmp
      Filesize

      300KB

    • memory/4948-200-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-202-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-204-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-206-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-208-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-210-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-212-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-214-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-216-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-218-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-220-0x0000000004F20000-0x0000000004F5E000-memory.dmp
      Filesize

      248KB

    • memory/4948-1063-0x00000000079A0000-0x0000000007FB8000-memory.dmp
      Filesize

      6.1MB

    • memory/4948-1064-0x0000000007FC0000-0x00000000080CA000-memory.dmp
      Filesize

      1.0MB

    • memory/4948-1065-0x00000000073C0000-0x00000000073D2000-memory.dmp
      Filesize

      72KB

    • memory/4948-1066-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB

    • memory/4948-1067-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/4948-1069-0x00000000083C0000-0x0000000008426000-memory.dmp
      Filesize

      408KB

    • memory/4948-1070-0x0000000008A80000-0x0000000008B12000-memory.dmp
      Filesize

      584KB

    • memory/4948-1071-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB

    • memory/4948-1072-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB

    • memory/4948-1073-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB

    • memory/4948-1074-0x0000000008F00000-0x0000000008F76000-memory.dmp
      Filesize

      472KB

    • memory/4948-1075-0x0000000008F90000-0x0000000008FE0000-memory.dmp
      Filesize

      320KB

    • memory/4948-1076-0x0000000008FF0000-0x00000000091B2000-memory.dmp
      Filesize

      1.8MB

    • memory/4948-1077-0x00000000091C0000-0x00000000096EC000-memory.dmp
      Filesize

      5.2MB

    • memory/4948-1078-0x00000000073E0000-0x00000000073F0000-memory.dmp
      Filesize

      64KB