Analysis

  • max time kernel
    150s
  • max time network
    152s
  • 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 12:05

General

  • Target

    b4ac718c40662abd179030f497c3a40dfefd875fcb275124ce9e2a9b4a643d80.exe

  • Size

    539KB

  • MD5

    095c7c82a98489aeaef0f462964fc198

  • SHA1

    4f3d7c21582c06b41356b4c519f5e345e5f78d78

  • SHA256

    b4ac718c40662abd179030f497c3a40dfefd875fcb275124ce9e2a9b4a643d80

  • SHA512

    dc3c8c67dba79bd2510d3c806fa8bbd7c254ec7fc548c5f732870fc0de795a3fa3b751a09b924a7dbb6afa32cb413cf19468103033197ffdbf975040973b164d

  • SSDEEP

    12288:IMr0y90DLuKVKBSWHqqjVNw9UyNQCQdgAa1YW:My+rEBFqqBiNodgv2W

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\b4ac718c40662abd179030f497c3a40dfefd875fcb275124ce9e2a9b4a643d80.exe
    "C:\Users\Admin\AppData\Local\Temp\b4ac718c40662abd179030f497c3a40dfefd875fcb275124ce9e2a9b4a643d80.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4459.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4459.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9561.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9561.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1788
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5771.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5771.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2716
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2716 -s 1072
          4⤵
          • Program crash
          PID:4428
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si217179.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si217179.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4372
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2716 -ip 2716
    1⤵
      PID:4884

    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\si217179.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si217179.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4459.exe
      Filesize

      397KB

      MD5

      09530b89037138100e9c674a1d68141c

      SHA1

      0859d14af5681270fe2ca36acbc7bd2072e35cff

      SHA256

      47d124ba9536eb76dce3fee9ac5c7e5e7c05e9be31baa2be307b499ad36911a7

      SHA512

      cfc779065aab051da195c7dbe4a8c2cbc5ef6909ac94417a68212b1ced65d2a2c422f59294c3566fa157a53d588e73eab735d7db1ee3c85829eed71f4fabc87d

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4459.exe
      Filesize

      397KB

      MD5

      09530b89037138100e9c674a1d68141c

      SHA1

      0859d14af5681270fe2ca36acbc7bd2072e35cff

      SHA256

      47d124ba9536eb76dce3fee9ac5c7e5e7c05e9be31baa2be307b499ad36911a7

      SHA512

      cfc779065aab051da195c7dbe4a8c2cbc5ef6909ac94417a68212b1ced65d2a2c422f59294c3566fa157a53d588e73eab735d7db1ee3c85829eed71f4fabc87d

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9561.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9561.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5771.exe
      Filesize

      356KB

      MD5

      98669e867357aea9b07b21ccdb587a9d

      SHA1

      52461e95df0a3d7bdcfa670108e944fa7f1dc8a3

      SHA256

      05c872811dcd96a300431a026c52e2f0edd4021b884885ed8a5a033150e7ed54

      SHA512

      79592e8459f13612d1b27938bd4714427de445a50cbff99ab165158ce867b46c755556b43372b8213cc5756c3a27771b391ef6c93fa9ae832c93198ba51db7b8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5771.exe
      Filesize

      356KB

      MD5

      98669e867357aea9b07b21ccdb587a9d

      SHA1

      52461e95df0a3d7bdcfa670108e944fa7f1dc8a3

      SHA256

      05c872811dcd96a300431a026c52e2f0edd4021b884885ed8a5a033150e7ed54

      SHA512

      79592e8459f13612d1b27938bd4714427de445a50cbff99ab165158ce867b46c755556b43372b8213cc5756c3a27771b391ef6c93fa9ae832c93198ba51db7b8

    • memory/1788-147-0x00000000009A0000-0x00000000009AA000-memory.dmp
      Filesize

      40KB

    • memory/2716-153-0x0000000002C60000-0x0000000002CAB000-memory.dmp
      Filesize

      300KB

    • memory/2716-154-0x0000000007400000-0x00000000079A4000-memory.dmp
      Filesize

      5.6MB

    • memory/2716-155-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/2716-156-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/2716-157-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-158-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-160-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-162-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-164-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-166-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-168-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-170-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-172-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-174-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-176-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-178-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-180-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-182-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-184-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-186-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-188-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-190-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-192-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-194-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-196-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-198-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-200-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-202-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-204-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-206-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-208-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-210-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-212-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-214-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-216-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-218-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-220-0x00000000072B0000-0x00000000072EE000-memory.dmp
      Filesize

      248KB

    • memory/2716-1063-0x00000000079B0000-0x0000000007FC8000-memory.dmp
      Filesize

      6.1MB

    • memory/2716-1064-0x0000000007FD0000-0x00000000080DA000-memory.dmp
      Filesize

      1.0MB

    • memory/2716-1065-0x00000000073C0000-0x00000000073D2000-memory.dmp
      Filesize

      72KB

    • memory/2716-1066-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/2716-1067-0x00000000080E0000-0x000000000811C000-memory.dmp
      Filesize

      240KB

    • memory/2716-1069-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/2716-1070-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/2716-1071-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/2716-1072-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/2716-1073-0x0000000008C80000-0x0000000008CF6000-memory.dmp
      Filesize

      472KB

    • memory/2716-1074-0x0000000008D10000-0x0000000008D60000-memory.dmp
      Filesize

      320KB

    • memory/2716-1075-0x0000000008D70000-0x0000000008F32000-memory.dmp
      Filesize

      1.8MB

    • memory/2716-1076-0x0000000008F50000-0x000000000947C000-memory.dmp
      Filesize

      5.2MB

    • memory/2716-1077-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/4372-1083-0x0000000000350000-0x0000000000382000-memory.dmp
      Filesize

      200KB

    • memory/4372-1084-0x0000000004FA0000-0x0000000004FB0000-memory.dmp
      Filesize

      64KB