Analysis

  • max time kernel
    125s
  • 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
    27-03-2023 17:31

General

  • Target

    1f81f630944e76ab1b6b9e2f7850f0323868460785d1b62647be80741f773edf.exe

  • Size

    695KB

  • MD5

    51aae0d8565d7984433faee18475fb16

  • SHA1

    0995bc74b0ded6cc0221e109dd0fa1eaad71934f

  • SHA256

    1f81f630944e76ab1b6b9e2f7850f0323868460785d1b62647be80741f773edf

  • SHA512

    24b26eb74229cf0aa8a48b6eef1778eff6629a8ffadd4646f0bb42f53e6516eca68a0977ed9699dfa424afc5b006707deb31dfb8132e15893717c76d65b8de42

  • SSDEEP

    12288:EMrfy90kfN/eE83jmVBAzqCTpuOVzR59sUqJnasynh0oQs66ILOAt0hOLn:zyVN2x3jAibTP79SJIh0oQsTat0c

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services 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\1f81f630944e76ab1b6b9e2f7850f0323868460785d1b62647be80741f773edf.exe
    "C:\Users\Admin\AppData\Local\Temp\1f81f630944e76ab1b6b9e2f7850f0323868460785d1b62647be80741f773edf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un437127.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un437127.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1904
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6474.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6474.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 1084
          4⤵
          • Program crash
          PID:1700
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6941.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6941.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2728
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2728 -s 1876
          4⤵
          • Program crash
          PID:3632
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si095803.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si095803.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3816
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2660 -ip 2660
    1⤵
      PID:2904
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2728 -ip 2728
      1⤵
        PID:1232
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start wuauserv
        1⤵
        • Launches sc.exe
        PID:2748

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si095803.exe

        Filesize

        175KB

        MD5

        f71ccf28d406a9d721cb7920ac649dbc

        SHA1

        8350eacc33fed26d04f174e13b5b2579f04e1c98

        SHA256

        94a4e7dd78d103685b83abc96668152e935c14b2ce32b523d181c163eb5fbbfd

        SHA512

        9089d2a69abecd455577b0243c51a3bf6fdaf05f2c6adc0cf6cf1308fbaffe04dd1c8efc4aa6fe7e5249b092e537813afe9ba9ea84f2db29e0516fcc96c90a51

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si095803.exe

        Filesize

        175KB

        MD5

        f71ccf28d406a9d721cb7920ac649dbc

        SHA1

        8350eacc33fed26d04f174e13b5b2579f04e1c98

        SHA256

        94a4e7dd78d103685b83abc96668152e935c14b2ce32b523d181c163eb5fbbfd

        SHA512

        9089d2a69abecd455577b0243c51a3bf6fdaf05f2c6adc0cf6cf1308fbaffe04dd1c8efc4aa6fe7e5249b092e537813afe9ba9ea84f2db29e0516fcc96c90a51

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un437127.exe

        Filesize

        553KB

        MD5

        7aed61004917e237d0aa011e52bf886f

        SHA1

        06c0f85b97d1247c80d6e8ffc86b40fed8dc6b3b

        SHA256

        47f14f06a2b29a67fa744ffb1d722e3ed397ba2787fa86616b570c5f7f24354a

        SHA512

        e91bff338689a0a8a3c3941dc585493694ff67501455fcfe8f3aab36f7d57386654a455526221fcef5e5e44c4801adec9ac43ceb99bc0cf553c6216df13afe0f

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un437127.exe

        Filesize

        553KB

        MD5

        7aed61004917e237d0aa011e52bf886f

        SHA1

        06c0f85b97d1247c80d6e8ffc86b40fed8dc6b3b

        SHA256

        47f14f06a2b29a67fa744ffb1d722e3ed397ba2787fa86616b570c5f7f24354a

        SHA512

        e91bff338689a0a8a3c3941dc585493694ff67501455fcfe8f3aab36f7d57386654a455526221fcef5e5e44c4801adec9ac43ceb99bc0cf553c6216df13afe0f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6474.exe

        Filesize

        308KB

        MD5

        7fe57da1064b991c1250e59424b5b5b3

        SHA1

        ba363eefab6ea5661577df741917b3f33147999f

        SHA256

        791736d5ef0136bb634581add868904ee42e1fbfdf4672937c2fc0c34ef493ac

        SHA512

        8da7fdbb319ddcd90d198deb9c7040fff3434863838e44fbfbee5c03defffdf444f364fd4bbcc5dbaf95f5e85c4ec446192b6572288ea73fb6defa9b790455e9

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6474.exe

        Filesize

        308KB

        MD5

        7fe57da1064b991c1250e59424b5b5b3

        SHA1

        ba363eefab6ea5661577df741917b3f33147999f

        SHA256

        791736d5ef0136bb634581add868904ee42e1fbfdf4672937c2fc0c34ef493ac

        SHA512

        8da7fdbb319ddcd90d198deb9c7040fff3434863838e44fbfbee5c03defffdf444f364fd4bbcc5dbaf95f5e85c4ec446192b6572288ea73fb6defa9b790455e9

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6941.exe

        Filesize

        366KB

        MD5

        53d0c3fc2c6ca06fa7ec351dd25d949c

        SHA1

        3e978d52538c8a399b3817b3e3e64dd081acffd8

        SHA256

        95023969c93aa73a6f449747cc2df9c673415452e58e9240d7ee7808af18146a

        SHA512

        b3314f1650e05856ebd7231cdea4bdef275e6556f84943f2f2f13294a5f7eccd6117effa53fd3f26aa43637e2600cd5c64ca61c08d94ab6303380c7bc20c7015

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6941.exe

        Filesize

        366KB

        MD5

        53d0c3fc2c6ca06fa7ec351dd25d949c

        SHA1

        3e978d52538c8a399b3817b3e3e64dd081acffd8

        SHA256

        95023969c93aa73a6f449747cc2df9c673415452e58e9240d7ee7808af18146a

        SHA512

        b3314f1650e05856ebd7231cdea4bdef275e6556f84943f2f2f13294a5f7eccd6117effa53fd3f26aa43637e2600cd5c64ca61c08d94ab6303380c7bc20c7015

      • memory/2660-148-0x0000000004DA0000-0x0000000005344000-memory.dmp

        Filesize

        5.6MB

      • memory/2660-149-0x00000000007F0000-0x000000000081D000-memory.dmp

        Filesize

        180KB

      • memory/2660-150-0x0000000002820000-0x0000000002830000-memory.dmp

        Filesize

        64KB

      • memory/2660-151-0x0000000002820000-0x0000000002830000-memory.dmp

        Filesize

        64KB

      • memory/2660-152-0x0000000002820000-0x0000000002830000-memory.dmp

        Filesize

        64KB

      • memory/2660-153-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-154-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-156-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-158-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-160-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-162-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-164-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-166-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-168-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-170-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-172-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-174-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-176-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-178-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-180-0x0000000002830000-0x0000000002842000-memory.dmp

        Filesize

        72KB

      • memory/2660-181-0x0000000000400000-0x0000000000710000-memory.dmp

        Filesize

        3.1MB

      • memory/2660-182-0x0000000002820000-0x0000000002830000-memory.dmp

        Filesize

        64KB

      • memory/2660-183-0x0000000002820000-0x0000000002830000-memory.dmp

        Filesize

        64KB

      • memory/2660-184-0x0000000002820000-0x0000000002830000-memory.dmp

        Filesize

        64KB

      • memory/2660-186-0x0000000000400000-0x0000000000710000-memory.dmp

        Filesize

        3.1MB

      • memory/2728-191-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-192-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-194-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-196-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-198-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-200-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-202-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-204-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-206-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-208-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-210-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-212-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-214-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-216-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-218-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-220-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-222-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-224-0x0000000004CF0000-0x0000000004D2F000-memory.dmp

        Filesize

        252KB

      • memory/2728-398-0x0000000000720000-0x000000000076B000-memory.dmp

        Filesize

        300KB

      • memory/2728-402-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-399-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-403-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-1101-0x00000000054B0000-0x0000000005AC8000-memory.dmp

        Filesize

        6.1MB

      • memory/2728-1102-0x0000000005B00000-0x0000000005C0A000-memory.dmp

        Filesize

        1.0MB

      • memory/2728-1103-0x0000000005C40000-0x0000000005C52000-memory.dmp

        Filesize

        72KB

      • memory/2728-1104-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-1105-0x0000000005C60000-0x0000000005C9C000-memory.dmp

        Filesize

        240KB

      • memory/2728-1106-0x0000000005F50000-0x0000000005FB6000-memory.dmp

        Filesize

        408KB

      • memory/2728-1107-0x0000000006600000-0x0000000006692000-memory.dmp

        Filesize

        584KB

      • memory/2728-1109-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-1110-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-1111-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/2728-1112-0x00000000067F0000-0x0000000006866000-memory.dmp

        Filesize

        472KB

      • memory/2728-1113-0x0000000006880000-0x00000000068D0000-memory.dmp

        Filesize

        320KB

      • memory/2728-1114-0x0000000006900000-0x0000000006AC2000-memory.dmp

        Filesize

        1.8MB

      • memory/2728-1115-0x0000000006AE0000-0x000000000700C000-memory.dmp

        Filesize

        5.2MB

      • memory/2728-1116-0x0000000004DF0000-0x0000000004E00000-memory.dmp

        Filesize

        64KB

      • memory/3816-1122-0x00000000002E0000-0x0000000000312000-memory.dmp

        Filesize

        200KB

      • memory/3816-1123-0x0000000004B60000-0x0000000004B70000-memory.dmp

        Filesize

        64KB