Analysis

  • max time kernel
    146s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 10:24

General

  • Target

    1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7.exe

  • Size

    539KB

  • MD5

    bc569b0beab803b295606e29671e9655

  • SHA1

    c6b41a88246d8d02218c76dd76a9d9f3223cc453

  • SHA256

    1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7

  • SHA512

    c8db3c0e447897a4b01362a3678652cdd3a28601ecd843880d53777bf3d515cf643f777ebb28e0c2117dd51bdf990c9fc94b9bb350a2cc0ffc252a53393756fc

  • SSDEEP

    12288:WMrjy90HXCugZxKyo6ARmbFh2tyYUxgI4+ngklypj/HVSxbtS:hyGXCuHy8mbFhuyYkNgklylUxbtS

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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services 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\1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7.exe
    "C:\Users\Admin\AppData\Local\Temp\1d7b3ea0ad9f3f34cf861924e0005c88a8d0c7102aad40cf9174750c12e9e5a7.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1076
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4812.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4812.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4400
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8386.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8386.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2112
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8630.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8630.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3732
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 1436
          4⤵
          • Program crash
          PID:1628
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si772537.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si772537.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3064
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3732 -ip 3732
    1⤵
      PID:3948
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4504

    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\si772537.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si772537.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4812.exe
      Filesize

      397KB

      MD5

      f7be4bb12e505dc57bed448550c5992b

      SHA1

      6e311e3fabf5cd8709c72c8af9ddfc905aaaf9f8

      SHA256

      e76bb1884a144f369049081fc6d8e2648fb374351f34cd94c3af275c9bae2397

      SHA512

      5f0736f8fe885b1cb4bafb9215319b83048209b9b09a9ea9ceeb1b375121598937f38120a8217c4f80d9f7d2fc272d4140ddb1a9fcb6646a6ecbc3e19d1b94a0

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4812.exe
      Filesize

      397KB

      MD5

      f7be4bb12e505dc57bed448550c5992b

      SHA1

      6e311e3fabf5cd8709c72c8af9ddfc905aaaf9f8

      SHA256

      e76bb1884a144f369049081fc6d8e2648fb374351f34cd94c3af275c9bae2397

      SHA512

      5f0736f8fe885b1cb4bafb9215319b83048209b9b09a9ea9ceeb1b375121598937f38120a8217c4f80d9f7d2fc272d4140ddb1a9fcb6646a6ecbc3e19d1b94a0

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8386.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8386.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8630.exe
      Filesize

      355KB

      MD5

      a5f2ee66a15086be6539f31cae3c7393

      SHA1

      07188d0a703b235ebefe9fb1437a866c248d1585

      SHA256

      53cceba0e135c080b1423619054da27679844d76e226801aaf1db5120f95e764

      SHA512

      5999eb7f0ada85e8a31b6a0ae56d2c6104c2b558f93eb1bb5484d20e6387b5ca9979e3d1e83cdc6e68ef95e9c50cf53372ba6eee2bff99bde7eba4f26be434e9

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8630.exe
      Filesize

      355KB

      MD5

      a5f2ee66a15086be6539f31cae3c7393

      SHA1

      07188d0a703b235ebefe9fb1437a866c248d1585

      SHA256

      53cceba0e135c080b1423619054da27679844d76e226801aaf1db5120f95e764

      SHA512

      5999eb7f0ada85e8a31b6a0ae56d2c6104c2b558f93eb1bb5484d20e6387b5ca9979e3d1e83cdc6e68ef95e9c50cf53372ba6eee2bff99bde7eba4f26be434e9

    • memory/2112-147-0x00000000000F0000-0x00000000000FA000-memory.dmp
      Filesize

      40KB

    • memory/3064-1085-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
      Filesize

      64KB

    • memory/3064-1084-0x0000000000320000-0x0000000000352000-memory.dmp
      Filesize

      200KB

    • memory/3732-190-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-202-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-157-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-160-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-158-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-162-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-164-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-166-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-168-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-170-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-172-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-174-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-176-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-178-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-180-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-182-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-184-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-186-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-188-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-155-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/3732-192-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-194-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-196-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-198-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-200-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-156-0x0000000007400000-0x00000000079A4000-memory.dmp
      Filesize

      5.6MB

    • memory/3732-204-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-206-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-208-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-210-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-212-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-214-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-216-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-218-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-220-0x0000000007290000-0x00000000072CE000-memory.dmp
      Filesize

      248KB

    • memory/3732-1063-0x00000000079B0000-0x0000000007FC8000-memory.dmp
      Filesize

      6.1MB

    • memory/3732-1064-0x0000000007FD0000-0x00000000080DA000-memory.dmp
      Filesize

      1.0MB

    • memory/3732-1065-0x00000000073C0000-0x00000000073D2000-memory.dmp
      Filesize

      72KB

    • memory/3732-1066-0x00000000080E0000-0x000000000811C000-memory.dmp
      Filesize

      240KB

    • memory/3732-1067-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/3732-1069-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/3732-1070-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/3732-1071-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/3732-1072-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/3732-1073-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/3732-1074-0x0000000008CC0000-0x0000000008E82000-memory.dmp
      Filesize

      1.8MB

    • memory/3732-1075-0x0000000008EA0000-0x00000000093CC000-memory.dmp
      Filesize

      5.2MB

    • memory/3732-1076-0x0000000009600000-0x0000000009676000-memory.dmp
      Filesize

      472KB

    • memory/3732-154-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB

    • memory/3732-153-0x0000000002E00000-0x0000000002E4B000-memory.dmp
      Filesize

      300KB

    • memory/3732-1077-0x0000000009690000-0x00000000096E0000-memory.dmp
      Filesize

      320KB

    • memory/3732-1078-0x00000000073F0000-0x0000000007400000-memory.dmp
      Filesize

      64KB