Analysis

  • max time kernel
    78s
  • 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
    25/03/2023, 00:41

General

  • Target

    c9f3acb8c701310fb6c9dff815f3d6feb9cb790206c98b03ddcda9df2873cd3a.exe

  • Size

    691KB

  • MD5

    b612f78f272281643670255cd166d42c

  • SHA1

    ad6df7a1804a5caf4567aa331b7544a6e58799a0

  • SHA256

    c9f3acb8c701310fb6c9dff815f3d6feb9cb790206c98b03ddcda9df2873cd3a

  • SHA512

    5f634c6c78f2de1afd2a5468e67881dc19e2ab7a16f2c202edefc620c6cdc3536a19545e0af2c314413db669880ab42797caaf827c2ef1c5bb4bd942d72f11bd

  • SSDEEP

    12288:WMrFy90oZECEqB0DOImWbgti8U4awyZgKZOuQwYDp:Hy3ZE0qDOsbJ94uZqfwkp

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

lenka

C2

193.233.20.32:4125

Attributes
  • auth_value

    8a60e8b2ec79d6a7e92f9feac39b8830

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 20 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\c9f3acb8c701310fb6c9dff815f3d6feb9cb790206c98b03ddcda9df2873cd3a.exe
    "C:\Users\Admin\AppData\Local\Temp\c9f3acb8c701310fb6c9dff815f3d6feb9cb790206c98b03ddcda9df2873cd3a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4176
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8894.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8894.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4204
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8952.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8952.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4492
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 336
          4⤵
          • Program crash
          PID:4716
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4576.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4576.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3672
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 1348
          4⤵
          • Program crash
          PID:2560
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si693842.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si693842.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4492 -ip 4492
    1⤵
      PID:5068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3672 -ip 3672
      1⤵
        PID:2104

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si693842.exe

              Filesize

              175KB

              MD5

              25320540698d33b8336c5d485a3359a6

              SHA1

              d12926e9186c705ac1dc55af860251b9da121007

              SHA256

              99a8e1d856324af02ea79d89497d912bf0a3c43a58f8b9f2f287f38d2c8791a8

              SHA512

              f61be09b01c82b7d15efbabe2439d0496e1056c5b340ffdbe5e430eada2f45bb28b141c7604281e642821696ee36006b468c7b2893064cac4fc6b3cc31df24c8

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si693842.exe

              Filesize

              175KB

              MD5

              25320540698d33b8336c5d485a3359a6

              SHA1

              d12926e9186c705ac1dc55af860251b9da121007

              SHA256

              99a8e1d856324af02ea79d89497d912bf0a3c43a58f8b9f2f287f38d2c8791a8

              SHA512

              f61be09b01c82b7d15efbabe2439d0496e1056c5b340ffdbe5e430eada2f45bb28b141c7604281e642821696ee36006b468c7b2893064cac4fc6b3cc31df24c8

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8894.exe

              Filesize

              549KB

              MD5

              7f64ae356ca608166c070e27ba1bb961

              SHA1

              ce329190712a9a3b9b6ffa5b4d50ad06ddeed4f5

              SHA256

              26daef72685917373c1e8a5ca9cf368f2da5ce81460abb19861ecd2a7ca0bbed

              SHA512

              3baebfc98385157e10acf7ab419900f03e637f5291e6afcd3a0fa8f0f993c3ccfe19defed3a688ba5afc60b97bee54f1290328077195efd13d8ba17596637346

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8894.exe

              Filesize

              549KB

              MD5

              7f64ae356ca608166c070e27ba1bb961

              SHA1

              ce329190712a9a3b9b6ffa5b4d50ad06ddeed4f5

              SHA256

              26daef72685917373c1e8a5ca9cf368f2da5ce81460abb19861ecd2a7ca0bbed

              SHA512

              3baebfc98385157e10acf7ab419900f03e637f5291e6afcd3a0fa8f0f993c3ccfe19defed3a688ba5afc60b97bee54f1290328077195efd13d8ba17596637346

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8952.exe

              Filesize

              329KB

              MD5

              28cbd126f282b9ab836538261eac4cd9

              SHA1

              d9228720576b1c1f9f28505d46cf89bbbb53d01c

              SHA256

              1145813f7735a4186f488b16f56ff49209050832b67db705bea83ba6ffd16d95

              SHA512

              327462834c263a9d7259cbbb381e0e9ada5f0bb88fc74e625f1d540b8b39e8719d7e3bf2a16de37a9875cec0ffe9150b507a33e359936f7b78559463c983b76a

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8952.exe

              Filesize

              329KB

              MD5

              28cbd126f282b9ab836538261eac4cd9

              SHA1

              d9228720576b1c1f9f28505d46cf89bbbb53d01c

              SHA256

              1145813f7735a4186f488b16f56ff49209050832b67db705bea83ba6ffd16d95

              SHA512

              327462834c263a9d7259cbbb381e0e9ada5f0bb88fc74e625f1d540b8b39e8719d7e3bf2a16de37a9875cec0ffe9150b507a33e359936f7b78559463c983b76a

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4576.exe

              Filesize

              387KB

              MD5

              029dcc199cae5e26af5e03f6bb2a8d4b

              SHA1

              b29d54844e8ac67ff0e00f3f66f956605947dcd4

              SHA256

              6fb93fc563155dda7b9c7db051e75e00db9b5346a968c88d17d35690a7305d4c

              SHA512

              453a4a3373d1da16343496dd93ac73bf75c8ac9ee7a6ad7e89bb71a504fe707300f97539784b9e310ac8b7ef1c6693ab510059cd8d61e52d75e27e0b6e0980ce

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4576.exe

              Filesize

              387KB

              MD5

              029dcc199cae5e26af5e03f6bb2a8d4b

              SHA1

              b29d54844e8ac67ff0e00f3f66f956605947dcd4

              SHA256

              6fb93fc563155dda7b9c7db051e75e00db9b5346a968c88d17d35690a7305d4c

              SHA512

              453a4a3373d1da16343496dd93ac73bf75c8ac9ee7a6ad7e89bb71a504fe707300f97539784b9e310ac8b7ef1c6693ab510059cd8d61e52d75e27e0b6e0980ce

            • memory/2712-1123-0x00000000059A0000-0x00000000059B0000-memory.dmp

              Filesize

              64KB

            • memory/2712-1122-0x0000000000D30000-0x0000000000D62000-memory.dmp

              Filesize

              200KB

            • memory/3672-1102-0x0000000007F70000-0x000000000807A000-memory.dmp

              Filesize

              1.0MB

            • memory/3672-1104-0x00000000080D0000-0x000000000810C000-memory.dmp

              Filesize

              240KB

            • memory/3672-1116-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-1115-0x0000000008F80000-0x00000000094AC000-memory.dmp

              Filesize

              5.2MB

            • memory/3672-1114-0x0000000008DB0000-0x0000000008F72000-memory.dmp

              Filesize

              1.8MB

            • memory/3672-1113-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-1112-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-1111-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-1110-0x0000000008BF0000-0x0000000008C40000-memory.dmp

              Filesize

              320KB

            • memory/3672-1109-0x0000000008B70000-0x0000000008BE6000-memory.dmp

              Filesize

              472KB

            • memory/3672-1108-0x0000000008460000-0x00000000084C6000-memory.dmp

              Filesize

              408KB

            • memory/3672-1107-0x00000000083C0000-0x0000000008452000-memory.dmp

              Filesize

              584KB

            • memory/3672-1105-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-1103-0x00000000080B0000-0x00000000080C2000-memory.dmp

              Filesize

              72KB

            • memory/3672-1101-0x0000000007920000-0x0000000007F38000-memory.dmp

              Filesize

              6.1MB

            • memory/3672-228-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-226-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-224-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-222-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-220-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-218-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-191-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-192-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-194-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-196-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-198-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-200-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-202-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-205-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-206-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-208-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-210-0x0000000007260000-0x0000000007270000-memory.dmp

              Filesize

              64KB

            • memory/3672-212-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-209-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-204-0x0000000002CB0000-0x0000000002CFB000-memory.dmp

              Filesize

              300KB

            • memory/3672-214-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/3672-216-0x0000000007180000-0x00000000071BF000-memory.dmp

              Filesize

              252KB

            • memory/4492-177-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-151-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-186-0x0000000000400000-0x0000000002B7F000-memory.dmp

              Filesize

              39.5MB

            • memory/4492-185-0x00000000072B0000-0x00000000072C0000-memory.dmp

              Filesize

              64KB

            • memory/4492-184-0x00000000072B0000-0x00000000072C0000-memory.dmp

              Filesize

              64KB

            • memory/4492-183-0x00000000072B0000-0x00000000072C0000-memory.dmp

              Filesize

              64KB

            • memory/4492-181-0x0000000000400000-0x0000000002B7F000-memory.dmp

              Filesize

              39.5MB

            • memory/4492-153-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-180-0x00000000072B0000-0x00000000072C0000-memory.dmp

              Filesize

              64KB

            • memory/4492-159-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-179-0x00000000072B0000-0x00000000072C0000-memory.dmp

              Filesize

              64KB

            • memory/4492-178-0x00000000072B0000-0x00000000072C0000-memory.dmp

              Filesize

              64KB

            • memory/4492-157-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-173-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-155-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-171-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-169-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-167-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-165-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-163-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-161-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-175-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-150-0x0000000007220000-0x0000000007232000-memory.dmp

              Filesize

              72KB

            • memory/4492-149-0x00000000072C0000-0x0000000007864000-memory.dmp

              Filesize

              5.6MB

            • memory/4492-148-0x0000000002D80000-0x0000000002DAD000-memory.dmp

              Filesize

              180KB