Analysis

  • max time kernel
    87s
  • max time network
    137s
  • 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 01:21

General

  • Target

    1f93e625d92147eef6c5d238a934952fa3c70c02616d31a5fd1447d72536dc8c.exe

  • Size

    546KB

  • MD5

    5875907000c0e51f1dcc403980cd9f0d

  • SHA1

    e26602a7a252d227ad4d93a6f10f0a1960088dc1

  • SHA256

    1f93e625d92147eef6c5d238a934952fa3c70c02616d31a5fd1447d72536dc8c

  • SHA512

    0e4ea4b4978927e9511d99972b714974d3c92d1e18a10fa29460065ecc5209acc5e4753eb2ba19ce600efba047abe28747f58a80543d7cb125a085d0d002496f

  • SSDEEP

    12288:UMrCy90wT11IhbBrPf26TeNiKDgnB1tbwL93pOHcLt:2yPzYT26OOvC93pRLt

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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\1f93e625d92147eef6c5d238a934952fa3c70c02616d31a5fd1447d72536dc8c.exe
    "C:\Users\Admin\AppData\Local\Temp\1f93e625d92147eef6c5d238a934952fa3c70c02616d31a5fd1447d72536dc8c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9880.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9880.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1220
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4570.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4570.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1940
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3738.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3738.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:392
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 1336
          4⤵
          • Program crash
          PID:2848
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si167888.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si167888.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3892
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 392 -ip 392
    1⤵
      PID:3060

    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\si167888.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si167888.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9880.exe
      Filesize

      404KB

      MD5

      b5c463e70235e4d14a78f9e1a6637a6b

      SHA1

      290fc37b11700439c02babb6f3d821998a6ee177

      SHA256

      78e877e678491551dfff6bc6aa90da804fce16ba5e402506328d603044740a8a

      SHA512

      d93d9976dba018e0dd8ea31128ce261c1390a7247e7b27460d5dc3967178e49e6d74acc50a94266526231103725206d8df17acd4c974f31bfaa09f7db7c0cddb

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio9880.exe
      Filesize

      404KB

      MD5

      b5c463e70235e4d14a78f9e1a6637a6b

      SHA1

      290fc37b11700439c02babb6f3d821998a6ee177

      SHA256

      78e877e678491551dfff6bc6aa90da804fce16ba5e402506328d603044740a8a

      SHA512

      d93d9976dba018e0dd8ea31128ce261c1390a7247e7b27460d5dc3967178e49e6d74acc50a94266526231103725206d8df17acd4c974f31bfaa09f7db7c0cddb

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4570.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4570.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3738.exe
      Filesize

      358KB

      MD5

      d5f88086088b0e2f9e8c1dbcc22979d1

      SHA1

      2020bd1637c5204c9ccfdc550624bab9322a2ebc

      SHA256

      c692d907e2562f8d8ce3a868195a540d12a76e0d067da4c73f39da6cd9d8c4cc

      SHA512

      382ce83d6e225ea5d52f754fb3db27c977c3a6b97bcec5bf4de667601dd4ec68ca4633b18d1a322d829105a0304b987d9551d4eece9db3c9fab64b124e3fa497

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3738.exe
      Filesize

      358KB

      MD5

      d5f88086088b0e2f9e8c1dbcc22979d1

      SHA1

      2020bd1637c5204c9ccfdc550624bab9322a2ebc

      SHA256

      c692d907e2562f8d8ce3a868195a540d12a76e0d067da4c73f39da6cd9d8c4cc

      SHA512

      382ce83d6e225ea5d52f754fb3db27c977c3a6b97bcec5bf4de667601dd4ec68ca4633b18d1a322d829105a0304b987d9551d4eece9db3c9fab64b124e3fa497

    • memory/392-153-0x0000000005130000-0x00000000056D4000-memory.dmp
      Filesize

      5.6MB

    • memory/392-154-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-155-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-157-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-159-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-161-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-163-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-165-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-167-0x00000000008C0000-0x000000000090B000-memory.dmp
      Filesize

      300KB

    • memory/392-168-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-170-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-169-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-173-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-172-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-175-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-177-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-179-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-181-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-183-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-185-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-187-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-189-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-191-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-193-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-195-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-197-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-199-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-201-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-203-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-205-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-207-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-209-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-211-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-213-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-215-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-217-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-219-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-221-0x00000000029D0000-0x0000000002A0E000-memory.dmp
      Filesize

      248KB

    • memory/392-1064-0x00000000056E0000-0x0000000005CF8000-memory.dmp
      Filesize

      6.1MB

    • memory/392-1065-0x0000000004FD0000-0x00000000050DA000-memory.dmp
      Filesize

      1.0MB

    • memory/392-1066-0x0000000002C00000-0x0000000002C12000-memory.dmp
      Filesize

      72KB

    • memory/392-1067-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-1068-0x0000000002C20000-0x0000000002C5C000-memory.dmp
      Filesize

      240KB

    • memory/392-1070-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/392-1071-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/392-1072-0x0000000006720000-0x00000000068E2000-memory.dmp
      Filesize

      1.8MB

    • memory/392-1073-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-1074-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-1075-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/392-1076-0x00000000068F0000-0x0000000006E1C000-memory.dmp
      Filesize

      5.2MB

    • memory/392-1077-0x0000000007060000-0x00000000070D6000-memory.dmp
      Filesize

      472KB

    • memory/392-1078-0x00000000070E0000-0x0000000007130000-memory.dmp
      Filesize

      320KB

    • memory/392-1079-0x0000000005120000-0x0000000005130000-memory.dmp
      Filesize

      64KB

    • memory/1940-147-0x0000000000C00000-0x0000000000C0A000-memory.dmp
      Filesize

      40KB

    • memory/3892-1085-0x0000000000670000-0x00000000006A2000-memory.dmp
      Filesize

      200KB

    • memory/3892-1086-0x0000000005060000-0x0000000005070000-memory.dmp
      Filesize

      64KB