Analysis

  • max time kernel
    77s
  • max time network
    128s
  • 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 11:59

General

  • Target

    1fdb0c868d70d4531b4850912ef1f6f7a33623c5804aec139936e3b9ffe208d6.exe

  • Size

    539KB

  • MD5

    60fcdcdaf681476d4ab94c49799c9d72

  • SHA1

    6192b56e11ca576b02caadc32fd1668b49488d4e

  • SHA256

    1fdb0c868d70d4531b4850912ef1f6f7a33623c5804aec139936e3b9ffe208d6

  • SHA512

    d83dfcfb2a9642ab243484b7f2c6e97ab0c872fc68b681b5f0e9df3ff79b5643cef9d6589368372930c336eae13c4f4dfa33959980efda72fd6df67784670683

  • SSDEEP

    12288:QMrQy90NeMZOqoFSBDL09Uo/QCXdVpZL3BJG210B:Qy7MZjoFw2/vdV/Lu2w

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\1fdb0c868d70d4531b4850912ef1f6f7a33623c5804aec139936e3b9ffe208d6.exe
    "C:\Users\Admin\AppData\Local\Temp\1fdb0c868d70d4531b4850912ef1f6f7a33623c5804aec139936e3b9ffe208d6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2276.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2276.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3280
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0962.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0962.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3984
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6744.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6744.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3808
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3808 -s 1864
          4⤵
          • Program crash
          PID:1248
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si946908.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si946908.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1972
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3808 -ip 3808
    1⤵
      PID:1448

    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\si946908.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si946908.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2276.exe
      Filesize

      397KB

      MD5

      878049d037ff35590fa4cabc5c6d4663

      SHA1

      b633e6083f757888c8513d55f7dfbae04d5d3388

      SHA256

      2d3806330029e61a44125652a53c4f2d4a9559b5d0bc92f61daaa64c3c8eca5a

      SHA512

      119a5454e9a4fb9fca7b814820113f2c7c5466a3139d7b070a0a01889f3dc9b9374a50e8ca870220c2853f9d216d9dd08ab60d6cbf2118a539f50c22e7fcfbe6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2276.exe
      Filesize

      397KB

      MD5

      878049d037ff35590fa4cabc5c6d4663

      SHA1

      b633e6083f757888c8513d55f7dfbae04d5d3388

      SHA256

      2d3806330029e61a44125652a53c4f2d4a9559b5d0bc92f61daaa64c3c8eca5a

      SHA512

      119a5454e9a4fb9fca7b814820113f2c7c5466a3139d7b070a0a01889f3dc9b9374a50e8ca870220c2853f9d216d9dd08ab60d6cbf2118a539f50c22e7fcfbe6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0962.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0962.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6744.exe
      Filesize

      356KB

      MD5

      4626536f96b8631d1d89f9ab753b05c1

      SHA1

      1a4d8628a996f611c3a23af5300d278efb4ff1b3

      SHA256

      016b7aa2024a1a748c61da902503fcd85f4d7f006d7e620ace0f03aa48e1576a

      SHA512

      5a81184671b7fb3d089b571a70b83dfee0ed88fc7e94b50d592af29f32241688ddc11dee3a904d934e54b7a8908842e10562decd62d519bccbbe5085f9c419fc

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6744.exe
      Filesize

      356KB

      MD5

      4626536f96b8631d1d89f9ab753b05c1

      SHA1

      1a4d8628a996f611c3a23af5300d278efb4ff1b3

      SHA256

      016b7aa2024a1a748c61da902503fcd85f4d7f006d7e620ace0f03aa48e1576a

      SHA512

      5a81184671b7fb3d089b571a70b83dfee0ed88fc7e94b50d592af29f32241688ddc11dee3a904d934e54b7a8908842e10562decd62d519bccbbe5085f9c419fc

    • memory/1972-1085-0x0000000000C30000-0x0000000000C62000-memory.dmp
      Filesize

      200KB

    • memory/1972-1086-0x0000000005590000-0x00000000055A0000-memory.dmp
      Filesize

      64KB

    • memory/3808-195-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-211-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-155-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-156-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-157-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-159-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-158-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-161-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-163-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-165-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-167-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-169-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-171-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-173-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-175-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-179-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-177-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-181-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-185-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-187-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-183-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-189-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-153-0x0000000007460000-0x0000000007A04000-memory.dmp
      Filesize

      5.6MB

    • memory/3808-199-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-201-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-197-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-209-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-154-0x0000000002CA0000-0x0000000002CEB000-memory.dmp
      Filesize

      300KB

    • memory/3808-213-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-215-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-207-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-219-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-221-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-217-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-205-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-203-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-193-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-191-0x0000000004D20000-0x0000000004D5E000-memory.dmp
      Filesize

      248KB

    • memory/3808-1064-0x0000000007A10000-0x0000000008028000-memory.dmp
      Filesize

      6.1MB

    • memory/3808-1065-0x0000000008030000-0x000000000813A000-memory.dmp
      Filesize

      1.0MB

    • memory/3808-1066-0x00000000073C0000-0x00000000073D2000-memory.dmp
      Filesize

      72KB

    • memory/3808-1067-0x00000000073E0000-0x000000000741C000-memory.dmp
      Filesize

      240KB

    • memory/3808-1068-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-1070-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/3808-1071-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/3808-1073-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-1072-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-1074-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3808-1075-0x0000000008B60000-0x0000000008BD6000-memory.dmp
      Filesize

      472KB

    • memory/3808-1076-0x0000000008BF0000-0x0000000008C40000-memory.dmp
      Filesize

      320KB

    • memory/3808-1077-0x0000000008EE0000-0x00000000090A2000-memory.dmp
      Filesize

      1.8MB

    • memory/3808-1078-0x00000000090B0000-0x00000000095DC000-memory.dmp
      Filesize

      5.2MB

    • memory/3808-1079-0x0000000007450000-0x0000000007460000-memory.dmp
      Filesize

      64KB

    • memory/3984-147-0x0000000000AA0000-0x0000000000AAA000-memory.dmp
      Filesize

      40KB