Analysis

  • max time kernel
    146s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/03/2023, 23:32

General

  • Target

    1cd85574c046c12d188d4a2eb616fb5ffdce0631358ba1e739917573629394c4.exe

  • Size

    658KB

  • MD5

    28cbaad470cdb810c8b0f545c7916f7c

  • SHA1

    1000b6eeed9766e9965a496578f8e3928ff4ec2c

  • SHA256

    1cd85574c046c12d188d4a2eb616fb5ffdce0631358ba1e739917573629394c4

  • SHA512

    d7b79980fedeaa2ab579a537fb1f670f6d60bf8163bc0bcec8574f2d9edb61e29c14efcbd04990710fc9637a4840bdb06ec012e494aa3584bd12112e0a5c47b3

  • SSDEEP

    12288:WMrOy90BHwYYs43dmMboF559o9FBatBG9VHy6L8XkVpKOxFnv8MDzPdZZPF:oyyHwG43dAD2atYV/LDTVUM/1LF

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 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\1cd85574c046c12d188d4a2eb616fb5ffdce0631358ba1e739917573629394c4.exe
    "C:\Users\Admin\AppData\Local\Temp\1cd85574c046c12d188d4a2eb616fb5ffdce0631358ba1e739917573629394c4.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycTf35CE00.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycTf35CE00.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2296
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urwA90RL32.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urwA90RL32.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4240
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4240 -s 1080
          4⤵
          • Program crash
          PID:4768
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrjN62SN32.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrjN62SN32.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1208 -s 1388
          4⤵
          • Program crash
          PID:4356
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugS63dJ51.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugS63dJ51.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4108
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4240 -ip 4240
    1⤵
      PID:4832
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1208 -ip 1208
      1⤵
        PID:2768

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugS63dJ51.exe

              Filesize

              175KB

              MD5

              75ced8ad0d8cd237ebc9cb7b00852651

              SHA1

              adab63df3e0a40fd9f170ab57da66f01f226141c

              SHA256

              a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

              SHA512

              f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xugS63dJ51.exe

              Filesize

              175KB

              MD5

              75ced8ad0d8cd237ebc9cb7b00852651

              SHA1

              adab63df3e0a40fd9f170ab57da66f01f226141c

              SHA256

              a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

              SHA512

              f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycTf35CE00.exe

              Filesize

              514KB

              MD5

              5606572156cdbb580c268580b3ae52da

              SHA1

              5b23a142029b349692a04a0f87777252017beba8

              SHA256

              d642da60ab0565c89898a3aa350d8dbeb4ad1c6830348f54d8be9ff620237af2

              SHA512

              56840adec14360e69718b1263a60c85590955011d98836de6e70e89590e67f4fab911497cb7e1c17e57f75b818c2db8db6981465661d7e3e58fa1cb489dc5b09

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycTf35CE00.exe

              Filesize

              514KB

              MD5

              5606572156cdbb580c268580b3ae52da

              SHA1

              5b23a142029b349692a04a0f87777252017beba8

              SHA256

              d642da60ab0565c89898a3aa350d8dbeb4ad1c6830348f54d8be9ff620237af2

              SHA512

              56840adec14360e69718b1263a60c85590955011d98836de6e70e89590e67f4fab911497cb7e1c17e57f75b818c2db8db6981465661d7e3e58fa1cb489dc5b09

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urwA90RL32.exe

              Filesize

              232KB

              MD5

              2e26dba8fb0f0a5e89760ad7ed6912fe

              SHA1

              b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

              SHA256

              63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

              SHA512

              527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urwA90RL32.exe

              Filesize

              232KB

              MD5

              2e26dba8fb0f0a5e89760ad7ed6912fe

              SHA1

              b66d29da92a60aefa3fc5e84e11f6b1af5c4c5a4

              SHA256

              63cf4d05b6d3365cc059f683e6a5b50ed6e5c1c47e9cdf68f99e0fd481853a5f

              SHA512

              527e97acdf0ee505b30a23f7a721324e643aaf2d2c5dbcf1b4918de8eeafa84d1225c048f0fd6bfbdaa568789e81559ca92ab4e9b21c4929ef25b8e6e8a1115b

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrjN62SN32.exe

              Filesize

              290KB

              MD5

              0dcb6db316be04c378daade20a9aa75c

              SHA1

              a283f1bdbd0ba99857ad42799b6cf07d9520aac3

              SHA256

              ae562efa5f83ca3cb53ca51d5748ee68a89f17a14457f73bed7f0d379ebdf3b6

              SHA512

              c292ad785c6765630f957b17f75ce0398647c84ca98148a2228f12271971b4bf08ae4d25da08e6b8bc55bea6d976bf4835756af03e760cef98c05c3c1019bce6

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrjN62SN32.exe

              Filesize

              290KB

              MD5

              0dcb6db316be04c378daade20a9aa75c

              SHA1

              a283f1bdbd0ba99857ad42799b6cf07d9520aac3

              SHA256

              ae562efa5f83ca3cb53ca51d5748ee68a89f17a14457f73bed7f0d379ebdf3b6

              SHA512

              c292ad785c6765630f957b17f75ce0398647c84ca98148a2228f12271971b4bf08ae4d25da08e6b8bc55bea6d976bf4835756af03e760cef98c05c3c1019bce6

            • memory/1208-270-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-1102-0x0000000005AB0000-0x0000000005AC2000-memory.dmp

              Filesize

              72KB

            • memory/1208-1115-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-1114-0x0000000006F50000-0x0000000006FA0000-memory.dmp

              Filesize

              320KB

            • memory/1208-1113-0x0000000006EC0000-0x0000000006F36000-memory.dmp

              Filesize

              472KB

            • memory/1208-1110-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-1112-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-1111-0x0000000006860000-0x0000000006D8C000-memory.dmp

              Filesize

              5.2MB

            • memory/1208-1109-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-1108-0x0000000006680000-0x0000000006842000-memory.dmp

              Filesize

              1.8MB

            • memory/1208-1106-0x0000000006580000-0x0000000006612000-memory.dmp

              Filesize

              584KB

            • memory/1208-1105-0x0000000005DD0000-0x0000000005E36000-memory.dmp

              Filesize

              408KB

            • memory/1208-1104-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-1103-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

              Filesize

              240KB

            • memory/1208-1101-0x0000000005970000-0x0000000005A7A000-memory.dmp

              Filesize

              1.0MB

            • memory/1208-1100-0x00000000052D0000-0x00000000058E8000-memory.dmp

              Filesize

              6.1MB

            • memory/1208-267-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-269-0x0000000004B60000-0x0000000004B70000-memory.dmp

              Filesize

              64KB

            • memory/1208-266-0x0000000000590000-0x00000000005DB000-memory.dmp

              Filesize

              300KB

            • memory/1208-223-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-221-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-219-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-191-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-193-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-190-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-195-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-199-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-197-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-201-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-203-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-205-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-207-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-209-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-211-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-213-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-215-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/1208-217-0x0000000005120000-0x000000000515E000-memory.dmp

              Filesize

              248KB

            • memory/4108-1121-0x0000000000C20000-0x0000000000C52000-memory.dmp

              Filesize

              200KB

            • memory/4108-1122-0x00000000054B0000-0x00000000054C0000-memory.dmp

              Filesize

              64KB

            • memory/4240-173-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-179-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-182-0x0000000004C60000-0x0000000004C70000-memory.dmp

              Filesize

              64KB

            • memory/4240-181-0x0000000004C60000-0x0000000004C70000-memory.dmp

              Filesize

              64KB

            • memory/4240-150-0x0000000004C60000-0x0000000004C70000-memory.dmp

              Filesize

              64KB

            • memory/4240-180-0x0000000000400000-0x000000000057E000-memory.dmp

              Filesize

              1.5MB

            • memory/4240-171-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-153-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-177-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-175-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-183-0x0000000004C60000-0x0000000004C70000-memory.dmp

              Filesize

              64KB

            • memory/4240-151-0x0000000004C60000-0x0000000004C70000-memory.dmp

              Filesize

              64KB

            • memory/4240-161-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-167-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-165-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-163-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-169-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-159-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-157-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-155-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB

            • memory/4240-149-0x0000000000650000-0x000000000067D000-memory.dmp

              Filesize

              180KB

            • memory/4240-148-0x0000000004C70000-0x0000000005214000-memory.dmp

              Filesize

              5.6MB

            • memory/4240-185-0x0000000000400000-0x000000000057E000-memory.dmp

              Filesize

              1.5MB

            • memory/4240-152-0x0000000004C20000-0x0000000004C32000-memory.dmp

              Filesize

              72KB