Analysis

  • max time kernel
    93s
  • 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
    28-03-2023 12:05

General

  • Target

    f8c4bd2adc1c42fd58b9735881ba32304599d207edf1f8bc15fa478e34d17222.exe

  • Size

    697KB

  • MD5

    b2a0001215716d38d1d0e657ea149f59

  • SHA1

    846d1b9ef92ed98368d9a42af891d7da281eaa9b

  • SHA256

    f8c4bd2adc1c42fd58b9735881ba32304599d207edf1f8bc15fa478e34d17222

  • SHA512

    9deb8804f47bbc5b7d7539f11a3914f787a073a69d538fbff35f15fcc3c0047e5e43308b1a7c093f4e626c53ddd9194120c2d6c33b65f23005a635c64ecf3f29

  • SSDEEP

    12288:vMrry90kk0gHGZa8B/Y6xyyY/L60NGjVAxI9gAwqz0A:cyhQmZa+x5QjGjmI9NfoA

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

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 19 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 2 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8c4bd2adc1c42fd58b9735881ba32304599d207edf1f8bc15fa478e34d17222.exe
    "C:\Users\Admin\AppData\Local\Temp\f8c4bd2adc1c42fd58b9735881ba32304599d207edf1f8bc15fa478e34d17222.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4116
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un397698.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un397698.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4368
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5133.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5133.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 1080
          4⤵
          • Program crash
          PID:844
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1681.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1681.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 1336
          4⤵
          • Program crash
          PID:3696
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092616.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092616.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4492
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2136 -ip 2136
    1⤵
      PID:3364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 968 -ip 968
      1⤵
        PID:2708

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092616.exe
        Filesize

        175KB

        MD5

        7c88671a18196c991192633d5ac5eec2

        SHA1

        d1988d8d1803fbb873eb491e6c6566d257ea8329

        SHA256

        a0077c157e575f91aab3e1a09d18d88d9b13a75ff1df3e155e1a41109c92d930

        SHA512

        85ad14306532fb3935aca1131c76004bc1f80c2ed79bb897b333adc26c0ea4bb494ef7d72646bcbf0fb10e90545dcd77b845e420ec3f4c5f1e8ab8f2065c9af8

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si092616.exe
        Filesize

        175KB

        MD5

        7c88671a18196c991192633d5ac5eec2

        SHA1

        d1988d8d1803fbb873eb491e6c6566d257ea8329

        SHA256

        a0077c157e575f91aab3e1a09d18d88d9b13a75ff1df3e155e1a41109c92d930

        SHA512

        85ad14306532fb3935aca1131c76004bc1f80c2ed79bb897b333adc26c0ea4bb494ef7d72646bcbf0fb10e90545dcd77b845e420ec3f4c5f1e8ab8f2065c9af8

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un397698.exe
        Filesize

        555KB

        MD5

        98ef5202a86c40281ee67fff8439163b

        SHA1

        c37e12cd1a2a703d6b2cec7771fa77a5df94b19c

        SHA256

        224090020e76e47db97ed696a5815ed55c240dab0cadeef72a8bb3884dad7cd9

        SHA512

        4fc8e052fe4036207b4d0fb3f9f310ba4abe9619c8944bf94cafe2ce982bf3f8302680003a4cfb6d9a2e765e5d85daf80dc814a9c3ef5698420f3beadadf6ff1

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un397698.exe
        Filesize

        555KB

        MD5

        98ef5202a86c40281ee67fff8439163b

        SHA1

        c37e12cd1a2a703d6b2cec7771fa77a5df94b19c

        SHA256

        224090020e76e47db97ed696a5815ed55c240dab0cadeef72a8bb3884dad7cd9

        SHA512

        4fc8e052fe4036207b4d0fb3f9f310ba4abe9619c8944bf94cafe2ce982bf3f8302680003a4cfb6d9a2e765e5d85daf80dc814a9c3ef5698420f3beadadf6ff1

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5133.exe
        Filesize

        347KB

        MD5

        b14618fbbd22bf5083f7a92969799d04

        SHA1

        d553079be9e211257bb3f34e59a626bd0e9fcbd6

        SHA256

        2b3093fee7257d320c97f459c28f1662bfcdf61d5620d66f0e9e702411c16a2d

        SHA512

        97989c7d8fdecc4e326f17430f525a46187dd15a285a4b0fcb09c09f6bd678f4d223b7080c70103c5a349be60f82623ae7664ce948b40904d1444e74dad710f7

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5133.exe
        Filesize

        347KB

        MD5

        b14618fbbd22bf5083f7a92969799d04

        SHA1

        d553079be9e211257bb3f34e59a626bd0e9fcbd6

        SHA256

        2b3093fee7257d320c97f459c28f1662bfcdf61d5620d66f0e9e702411c16a2d

        SHA512

        97989c7d8fdecc4e326f17430f525a46187dd15a285a4b0fcb09c09f6bd678f4d223b7080c70103c5a349be60f82623ae7664ce948b40904d1444e74dad710f7

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1681.exe
        Filesize

        406KB

        MD5

        57e2e8bc2bb04b3a2d7ce1da29089492

        SHA1

        1dcf5e9bb0f7503bcde62b29d7ac9c963389653f

        SHA256

        f0500169a64f802398a33df9ea3cc1e11a8b8dea22ca9c444efa3f11ac75c560

        SHA512

        88e718b4688bf9637a23980c09734326bd6800fe3bcf82ea9393045e461494c70a3b753d94d775bac4b456a87ce4d0ff88ec70982d6468004cd01bb167ec8de7

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1681.exe
        Filesize

        406KB

        MD5

        57e2e8bc2bb04b3a2d7ce1da29089492

        SHA1

        1dcf5e9bb0f7503bcde62b29d7ac9c963389653f

        SHA256

        f0500169a64f802398a33df9ea3cc1e11a8b8dea22ca9c444efa3f11ac75c560

        SHA512

        88e718b4688bf9637a23980c09734326bd6800fe3bcf82ea9393045e461494c70a3b753d94d775bac4b456a87ce4d0ff88ec70982d6468004cd01bb167ec8de7

      • memory/968-226-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-1102-0x0000000007F80000-0x000000000808A000-memory.dmp
        Filesize

        1.0MB

      • memory/968-1115-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-1114-0x0000000009160000-0x000000000968C000-memory.dmp
        Filesize

        5.2MB

      • memory/968-1113-0x0000000008D90000-0x0000000008F52000-memory.dmp
        Filesize

        1.8MB

      • memory/968-1112-0x0000000008D20000-0x0000000008D70000-memory.dmp
        Filesize

        320KB

      • memory/968-1111-0x0000000008C90000-0x0000000008D06000-memory.dmp
        Filesize

        472KB

      • memory/968-1110-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-1109-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-1108-0x0000000008A80000-0x0000000008B12000-memory.dmp
        Filesize

        584KB

      • memory/968-1107-0x00000000083D0000-0x0000000008436000-memory.dmp
        Filesize

        408KB

      • memory/968-1105-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-1104-0x00000000080E0000-0x000000000811C000-memory.dmp
        Filesize

        240KB

      • memory/968-1103-0x00000000080C0000-0x00000000080D2000-memory.dmp
        Filesize

        72KB

      • memory/968-1101-0x0000000007920000-0x0000000007F38000-memory.dmp
        Filesize

        6.1MB

      • memory/968-228-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-224-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-222-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-220-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-218-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-216-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-214-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-212-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-191-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-192-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-194-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-196-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-198-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-200-0x0000000002CB0000-0x0000000002CFB000-memory.dmp
        Filesize

        300KB

      • memory/968-202-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-204-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-205-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-201-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-206-0x0000000007260000-0x0000000007270000-memory.dmp
        Filesize

        64KB

      • memory/968-208-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/968-210-0x0000000007170000-0x00000000071AF000-memory.dmp
        Filesize

        252KB

      • memory/2136-177-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-163-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-151-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-185-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/2136-184-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/2136-183-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/2136-181-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/2136-150-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-180-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/2136-179-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/2136-155-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-178-0x00000000071F0000-0x0000000007200000-memory.dmp
        Filesize

        64KB

      • memory/2136-186-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/2136-175-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-159-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-171-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-169-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-167-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-165-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-153-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-161-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-173-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-157-0x0000000004CA0000-0x0000000004CB2000-memory.dmp
        Filesize

        72KB

      • memory/2136-149-0x0000000007200000-0x00000000077A4000-memory.dmp
        Filesize

        5.6MB

      • memory/2136-148-0x0000000002BA0000-0x0000000002BCD000-memory.dmp
        Filesize

        180KB

      • memory/4492-1121-0x0000000000540000-0x0000000000572000-memory.dmp
        Filesize

        200KB

      • memory/4492-1122-0x0000000004E30000-0x0000000004E40000-memory.dmp
        Filesize

        64KB