Analysis

  • max time kernel
    60s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2023 10:39

General

  • Target

    b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9.exe

  • Size

    697KB

  • MD5

    936e61edf1e7e2b1371c1b576a3b290d

  • SHA1

    a46f5fb09b25950a4e8875abf5a390ed7e86cea6

  • SHA256

    b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9

  • SHA512

    9036943aa53f0061fd0c76516cac8cd73cb44ad952c7595108fdb317e803bc81d1b23ef861989fa2c9cb994490e0b4ce11b22b3022b4f6c0d5f51ceed280e02e

  • SSDEEP

    12288:/Mr7y90ytlnXMPOkLl+YlZZhrp/YPx8swPVLFL6LDGjAAxI9gJ8vL4o:cyBfu+YlZH8xdwr0GjRI900Lx

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 18 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\b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9.exe
    "C:\Users\Admin\AppData\Local\Temp\b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1836
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404085.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404085.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2584
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8997.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8997.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2572
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2572 -s 1080
          4⤵
          • Program crash
          PID:740
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7258.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7258.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3848
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3848 -s 1364
          4⤵
          • Program crash
          PID:2836
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si581942.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si581942.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4640
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 2572 -ip 2572
    1⤵
      PID:2040
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3848 -ip 3848
      1⤵
        PID:2764

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si581942.exe
        Filesize

        175KB

        MD5

        2b10c3bc46f094ce9c7a3baf7c73b97b

        SHA1

        32161c5b3e0aa11d0a2e5fa373206dcfcf3db814

        SHA256

        6b01395c9d97342893ad9afd7fab31f77ae27a6973111b3b6a2a1217cdcc26e8

        SHA512

        e88ed91edf3611d463917302563e17cb092fdfe417cfd1088d371f4d0d425792b4f77162c861c8f0c81f92633e456873e9c15da0b56835310dfc7ecd540764da

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si581942.exe
        Filesize

        175KB

        MD5

        2b10c3bc46f094ce9c7a3baf7c73b97b

        SHA1

        32161c5b3e0aa11d0a2e5fa373206dcfcf3db814

        SHA256

        6b01395c9d97342893ad9afd7fab31f77ae27a6973111b3b6a2a1217cdcc26e8

        SHA512

        e88ed91edf3611d463917302563e17cb092fdfe417cfd1088d371f4d0d425792b4f77162c861c8f0c81f92633e456873e9c15da0b56835310dfc7ecd540764da

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404085.exe
        Filesize

        555KB

        MD5

        d1e50768b13c70c4afcb0f31dd997530

        SHA1

        d16654c55adf4fe8738a9a8169249921da03af88

        SHA256

        4e52198b897fd4309940f835b3af9733e457f14fe9d3ac9d25ee973bac395d38

        SHA512

        193ea9a3491036a6aa173b40970c68daea81d706d9928c727d0a149ece7f5eaa1fa3668990a589e5812c2fd89806e90465f3b7fe4448618b8379d1c18a2845e2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un404085.exe
        Filesize

        555KB

        MD5

        d1e50768b13c70c4afcb0f31dd997530

        SHA1

        d16654c55adf4fe8738a9a8169249921da03af88

        SHA256

        4e52198b897fd4309940f835b3af9733e457f14fe9d3ac9d25ee973bac395d38

        SHA512

        193ea9a3491036a6aa173b40970c68daea81d706d9928c727d0a149ece7f5eaa1fa3668990a589e5812c2fd89806e90465f3b7fe4448618b8379d1c18a2845e2

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8997.exe
        Filesize

        347KB

        MD5

        0cbb1e87351662f8effe30d31ec715e4

        SHA1

        28e908278c7bf3bc8bfa00653e0db6bd7cacc1b5

        SHA256

        8c874aa478aa7664e085c923f798c1a22f2a979c65d1126022fb88ff035ffe5b

        SHA512

        793c9a5d6a516e482405a66d2b8e9be425fde45a22d4b9bf15959b4b4e4bf8c9875d80a167c31ebf8769065ba95c8fe35c8aabff7e004f03e51a46738baab26f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8997.exe
        Filesize

        347KB

        MD5

        0cbb1e87351662f8effe30d31ec715e4

        SHA1

        28e908278c7bf3bc8bfa00653e0db6bd7cacc1b5

        SHA256

        8c874aa478aa7664e085c923f798c1a22f2a979c65d1126022fb88ff035ffe5b

        SHA512

        793c9a5d6a516e482405a66d2b8e9be425fde45a22d4b9bf15959b4b4e4bf8c9875d80a167c31ebf8769065ba95c8fe35c8aabff7e004f03e51a46738baab26f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7258.exe
        Filesize

        406KB

        MD5

        a381ae79320ac19a6e50701e173fe949

        SHA1

        d912f5c5785505a6485ca4ad71dab25e95349e28

        SHA256

        6326636662b77a0f9ad16859a1de27ce18ade67c8349f158c7b0ff2abcf0d6e3

        SHA512

        47343a59bf46f14b93ef938cd3c550e4d49ab7669b0c87ac6f6d58c1d54e83928064748c7e387569f5dabb44a7ef5c0bd21a86b6f29a157f5ff8cc9246b45556

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7258.exe
        Filesize

        406KB

        MD5

        a381ae79320ac19a6e50701e173fe949

        SHA1

        d912f5c5785505a6485ca4ad71dab25e95349e28

        SHA256

        6326636662b77a0f9ad16859a1de27ce18ade67c8349f158c7b0ff2abcf0d6e3

        SHA512

        47343a59bf46f14b93ef938cd3c550e4d49ab7669b0c87ac6f6d58c1d54e83928064748c7e387569f5dabb44a7ef5c0bd21a86b6f29a157f5ff8cc9246b45556

      • memory/2572-148-0x00000000071C0000-0x0000000007764000-memory.dmp
        Filesize

        5.6MB

      • memory/2572-149-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-150-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-152-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-154-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-156-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-158-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-160-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-162-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-164-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-166-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-168-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-170-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-172-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-174-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-176-0x0000000007100000-0x0000000007112000-memory.dmp
        Filesize

        72KB

      • memory/2572-177-0x0000000002B90000-0x0000000002BBD000-memory.dmp
        Filesize

        180KB

      • memory/2572-178-0x00000000071B0000-0x00000000071C0000-memory.dmp
        Filesize

        64KB

      • memory/2572-179-0x00000000071B0000-0x00000000071C0000-memory.dmp
        Filesize

        64KB

      • memory/2572-180-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/2572-181-0x00000000071B0000-0x00000000071C0000-memory.dmp
        Filesize

        64KB

      • memory/2572-182-0x00000000071B0000-0x00000000071C0000-memory.dmp
        Filesize

        64KB

      • memory/2572-183-0x00000000071B0000-0x00000000071C0000-memory.dmp
        Filesize

        64KB

      • memory/2572-185-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/3848-190-0x0000000002C70000-0x0000000002CBB000-memory.dmp
        Filesize

        300KB

      • memory/3848-191-0x00000000072D0000-0x00000000072E0000-memory.dmp
        Filesize

        64KB

      • memory/3848-192-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-193-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-195-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-197-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-199-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-203-0x00000000072D0000-0x00000000072E0000-memory.dmp
        Filesize

        64KB

      • memory/3848-201-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-204-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-206-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-208-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-210-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-212-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-214-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-216-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-218-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-220-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-222-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-224-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-226-0x0000000004C20000-0x0000000004C5F000-memory.dmp
        Filesize

        252KB

      • memory/3848-1099-0x0000000007990000-0x0000000007FA8000-memory.dmp
        Filesize

        6.1MB

      • memory/3848-1100-0x0000000007FB0000-0x00000000080BA000-memory.dmp
        Filesize

        1.0MB

      • memory/3848-1101-0x00000000080C0000-0x00000000080D2000-memory.dmp
        Filesize

        72KB

      • memory/3848-1102-0x00000000080E0000-0x000000000811C000-memory.dmp
        Filesize

        240KB

      • memory/3848-1103-0x00000000072D0000-0x00000000072E0000-memory.dmp
        Filesize

        64KB

      • memory/3848-1105-0x00000000083D0000-0x0000000008462000-memory.dmp
        Filesize

        584KB

      • memory/3848-1106-0x0000000008470000-0x00000000084D6000-memory.dmp
        Filesize

        408KB

      • memory/3848-1107-0x0000000008B60000-0x0000000008BD6000-memory.dmp
        Filesize

        472KB

      • memory/3848-1108-0x0000000008C00000-0x0000000008C50000-memory.dmp
        Filesize

        320KB

      • memory/3848-1109-0x00000000072D0000-0x00000000072E0000-memory.dmp
        Filesize

        64KB

      • memory/3848-1110-0x0000000008C70000-0x0000000008E32000-memory.dmp
        Filesize

        1.8MB

      • memory/3848-1111-0x0000000008E50000-0x000000000937C000-memory.dmp
        Filesize

        5.2MB

      • memory/3848-1112-0x00000000072D0000-0x00000000072E0000-memory.dmp
        Filesize

        64KB

      • memory/4640-1118-0x0000000000AC0000-0x0000000000AF2000-memory.dmp
        Filesize

        200KB

      • memory/4640-1119-0x0000000005730000-0x0000000005740000-memory.dmp
        Filesize

        64KB