Analysis

  • max time kernel
    144s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2023, 10:14

General

  • Target

    4a167ebc47c696744322356b73a8bdf85e9720d193327bdd6cb11f0355c5a415.exe

  • Size

    660KB

  • MD5

    2bfa9f182064366c8fa1a0e19c9600cb

  • SHA1

    e4aca12c90ad8f58a47f169d97d186b63db67b50

  • SHA256

    4a167ebc47c696744322356b73a8bdf85e9720d193327bdd6cb11f0355c5a415

  • SHA512

    8d41feb68862a6644a60f14c8747078e49798793534fea2b8aadebd68adf1f9ca9d4bd7a9b3ac5f9370cf5fef8d93838664464cf1b705e2bb0561db1ac26f231

  • SSDEEP

    12288:bMrvy90I7ukfhsfNk2y0+6UFKsObmnr8RdVvC78jfy2P39pkBfx3yHf8cn6xJctY:sydPhsfNJy03UFqcreUw/P99HU8gYY

Malware Config

Extracted

Family

redline

Botnet

rosto

C2

hueref.eu:4162

Attributes
  • auth_value

    07d81eba8cad42bbd0ae60042d48eac6

Extracted

Family

redline

Botnet

foksa

C2

hueref.eu:4162

Attributes
  • auth_value

    6a9b2601a21672b285de3ed41b5402e4

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\4a167ebc47c696744322356b73a8bdf85e9720d193327bdd6cb11f0355c5a415.exe
    "C:\Users\Admin\AppData\Local\Temp\4a167ebc47c696744322356b73a8bdf85e9720d193327bdd6cb11f0355c5a415.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycEA00uA80.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycEA00uA80.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1304
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urkD60Eb05.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urkD60Eb05.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3424 -s 1088
          4⤵
          • Program crash
          PID:4216
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrdT53Ak06.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrdT53Ak06.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3452
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 1532
          4⤵
          • Program crash
          PID:4952
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugR63LJ21.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugR63LJ21.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4984
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3424 -ip 3424
    1⤵
      PID:4424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3452 -ip 3452
      1⤵
        PID:4932

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugR63LJ21.exe

              Filesize

              175KB

              MD5

              75ced8ad0d8cd237ebc9cb7b00852651

              SHA1

              adab63df3e0a40fd9f170ab57da66f01f226141c

              SHA256

              a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

              SHA512

              f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugR63LJ21.exe

              Filesize

              175KB

              MD5

              75ced8ad0d8cd237ebc9cb7b00852651

              SHA1

              adab63df3e0a40fd9f170ab57da66f01f226141c

              SHA256

              a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

              SHA512

              f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycEA00uA80.exe

              Filesize

              515KB

              MD5

              67d015db533d8dc62f9ffbaf2c79c7c1

              SHA1

              dc0095b03e4cbf98ec9d33429c41c2926eca9011

              SHA256

              632f36e42bd7f8590de0ea5b8d9bb36c65a178d1ef075f4ed2a8eadb36cc6fd1

              SHA512

              3b22680877697d20ac7da9a610c5802092dc412d3f45fc03e1a9beadef1f751e6e6f05602154c7e371d6d667cf77da74d041d853f5135c3b6326edd31cf03620

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycEA00uA80.exe

              Filesize

              515KB

              MD5

              67d015db533d8dc62f9ffbaf2c79c7c1

              SHA1

              dc0095b03e4cbf98ec9d33429c41c2926eca9011

              SHA256

              632f36e42bd7f8590de0ea5b8d9bb36c65a178d1ef075f4ed2a8eadb36cc6fd1

              SHA512

              3b22680877697d20ac7da9a610c5802092dc412d3f45fc03e1a9beadef1f751e6e6f05602154c7e371d6d667cf77da74d041d853f5135c3b6326edd31cf03620

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urkD60Eb05.exe

              Filesize

              232KB

              MD5

              99a158cf8893ed9ba9f95c8a8d305f7e

              SHA1

              d93e3ec8b044006faf4648bc20550bb9f84206b3

              SHA256

              9fcfc396efbaacf64160dd22e4942aa2113e023c43e0aa5a31fad0183c0602b0

              SHA512

              b78c00ef8def2849d36dc37af1cf624e71d2bdf1da71dcb19005dedbe6d4e5b6ae0663a232583c019a976ac903f1d953c7085beab57c64b5266242c7aabf4122

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urkD60Eb05.exe

              Filesize

              232KB

              MD5

              99a158cf8893ed9ba9f95c8a8d305f7e

              SHA1

              d93e3ec8b044006faf4648bc20550bb9f84206b3

              SHA256

              9fcfc396efbaacf64160dd22e4942aa2113e023c43e0aa5a31fad0183c0602b0

              SHA512

              b78c00ef8def2849d36dc37af1cf624e71d2bdf1da71dcb19005dedbe6d4e5b6ae0663a232583c019a976ac903f1d953c7085beab57c64b5266242c7aabf4122

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrdT53Ak06.exe

              Filesize

              290KB

              MD5

              5219e8f0103dcdc1edfc06a291fa3dc5

              SHA1

              176526bf4ebef1bfcf7cf535ae8707739e8b94ef

              SHA256

              79e9c0528a3deef77dc8e379e8d4d889ecabd5cf04e1d6756f92ca55c13f4a7d

              SHA512

              445da5e0a94d36dd96da459d028d706ed5067f4b95f30708d44daeeea933f01f42999f51cd1a889a73173e43924b1957e8259834dd5327c3b0d7baf4b1edbbf6

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrdT53Ak06.exe

              Filesize

              290KB

              MD5

              5219e8f0103dcdc1edfc06a291fa3dc5

              SHA1

              176526bf4ebef1bfcf7cf535ae8707739e8b94ef

              SHA256

              79e9c0528a3deef77dc8e379e8d4d889ecabd5cf04e1d6756f92ca55c13f4a7d

              SHA512

              445da5e0a94d36dd96da459d028d706ed5067f4b95f30708d44daeeea933f01f42999f51cd1a889a73173e43924b1957e8259834dd5327c3b0d7baf4b1edbbf6

            • memory/3424-148-0x0000000004CB0000-0x0000000005254000-memory.dmp

              Filesize

              5.6MB

            • memory/3424-149-0x0000000000910000-0x000000000093D000-memory.dmp

              Filesize

              180KB

            • memory/3424-150-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

              Filesize

              64KB

            • memory/3424-151-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

              Filesize

              64KB

            • memory/3424-152-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

              Filesize

              64KB

            • memory/3424-153-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-154-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-156-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-158-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-160-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-162-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-164-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-166-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-168-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-170-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-172-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-174-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-176-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-178-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-180-0x0000000004AE0000-0x0000000004AF2000-memory.dmp

              Filesize

              72KB

            • memory/3424-181-0x0000000000400000-0x000000000057E000-memory.dmp

              Filesize

              1.5MB

            • memory/3424-182-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

              Filesize

              64KB

            • memory/3424-183-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

              Filesize

              64KB

            • memory/3424-184-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

              Filesize

              64KB

            • memory/3424-186-0x0000000000400000-0x000000000057E000-memory.dmp

              Filesize

              1.5MB

            • memory/3452-191-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-192-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-194-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-196-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-198-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-200-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-202-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-204-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-206-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-208-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-210-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-212-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-214-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-216-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-218-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-220-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-222-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-224-0x0000000002510000-0x000000000254E000-memory.dmp

              Filesize

              248KB

            • memory/3452-228-0x0000000000660000-0x00000000006AB000-memory.dmp

              Filesize

              300KB

            • memory/3452-231-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-229-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-232-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-1101-0x0000000005350000-0x0000000005968000-memory.dmp

              Filesize

              6.1MB

            • memory/3452-1102-0x0000000005970000-0x0000000005A7A000-memory.dmp

              Filesize

              1.0MB

            • memory/3452-1103-0x0000000005AB0000-0x0000000005AC2000-memory.dmp

              Filesize

              72KB

            • memory/3452-1104-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

              Filesize

              240KB

            • memory/3452-1105-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-1106-0x0000000005DD0000-0x0000000005E36000-memory.dmp

              Filesize

              408KB

            • memory/3452-1108-0x00000000064A0000-0x0000000006532000-memory.dmp

              Filesize

              584KB

            • memory/3452-1109-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-1110-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-1111-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-1112-0x0000000004C90000-0x0000000004CA0000-memory.dmp

              Filesize

              64KB

            • memory/3452-1113-0x00000000067C0000-0x0000000006982000-memory.dmp

              Filesize

              1.8MB

            • memory/3452-1114-0x00000000069A0000-0x0000000006ECC000-memory.dmp

              Filesize

              5.2MB

            • memory/3452-1115-0x0000000000810000-0x0000000000886000-memory.dmp

              Filesize

              472KB

            • memory/3452-1116-0x0000000008190000-0x00000000081E0000-memory.dmp

              Filesize

              320KB

            • memory/4984-1122-0x0000000000570000-0x00000000005A2000-memory.dmp

              Filesize

              200KB

            • memory/4984-1123-0x0000000004E10000-0x0000000004E20000-memory.dmp

              Filesize

              64KB

            • memory/4984-1124-0x0000000004E10000-0x0000000004E20000-memory.dmp

              Filesize

              64KB