Analysis

  • max time kernel
    142s
  • max time network
    127s
  • 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, 07:08

General

  • Target

    f0a1abd85807ef7a1ee95e2810370efe90fe50c5ec2f47f0d1840dd5d02c1326.exe

  • Size

    673KB

  • MD5

    cbabf237aef77299094d12db6605b01e

  • SHA1

    e6c105df9f8ac70aaa29bcfaa65c7c1784b413c7

  • SHA256

    f0a1abd85807ef7a1ee95e2810370efe90fe50c5ec2f47f0d1840dd5d02c1326

  • SHA512

    b9b748e73df5e1b86c973f9dd7b7e5cb7d5056c13d8c39ec5714c181ad9b90243808ebd33c514e4c5675b451eeb38497f758d335806c861bcc1f7d294632f01d

  • SSDEEP

    12288:1Mr0y90zMVqbgLqjZqLy+g6rH85gKNFjlPrt/Yl:NylV+gWj4rWgulVtwl

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 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\f0a1abd85807ef7a1ee95e2810370efe90fe50c5ec2f47f0d1840dd5d02c1326.exe
    "C:\Users\Admin\AppData\Local\Temp\f0a1abd85807ef7a1ee95e2810370efe90fe50c5ec2f47f0d1840dd5d02c1326.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:840
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycCs08wF91.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycCs08wF91.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4392
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urKF21cz59.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urKF21cz59.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 1080
          4⤵
          • Program crash
          PID:1520
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrYA40vu98.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrYA40vu98.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2272
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 1988
          4⤵
          • Program crash
          PID:4320
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuPY34vu99.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuPY34vu99.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4128
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2024 -ip 2024
    1⤵
      PID:1068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2272 -ip 2272
      1⤵
        PID:4684

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuPY34vu99.exe

        Filesize

        175KB

        MD5

        75ced8ad0d8cd237ebc9cb7b00852651

        SHA1

        adab63df3e0a40fd9f170ab57da66f01f226141c

        SHA256

        a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

        SHA512

        f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuPY34vu99.exe

        Filesize

        175KB

        MD5

        75ced8ad0d8cd237ebc9cb7b00852651

        SHA1

        adab63df3e0a40fd9f170ab57da66f01f226141c

        SHA256

        a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

        SHA512

        f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycCs08wF91.exe

        Filesize

        528KB

        MD5

        76e9d0f184f9f24363a4361ad6447a5c

        SHA1

        0c0dc794f3e4cbba85d9fe1fd57c958c92a15c29

        SHA256

        c92f6c152ec5b112db6c3de87e387b91ad7aacbef47ffed5c9084a7082512a29

        SHA512

        41f5ffcea2eca8d026e6b88cdb922a0b1c8789c9fc3dd3a275f74fb533b9df8df12cbf85b5d75d9d452a83b64c099e511510c826374e3419fe7922e6f2c710d7

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycCs08wF91.exe

        Filesize

        528KB

        MD5

        76e9d0f184f9f24363a4361ad6447a5c

        SHA1

        0c0dc794f3e4cbba85d9fe1fd57c958c92a15c29

        SHA256

        c92f6c152ec5b112db6c3de87e387b91ad7aacbef47ffed5c9084a7082512a29

        SHA512

        41f5ffcea2eca8d026e6b88cdb922a0b1c8789c9fc3dd3a275f74fb533b9df8df12cbf85b5d75d9d452a83b64c099e511510c826374e3419fe7922e6f2c710d7

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urKF21cz59.exe

        Filesize

        317KB

        MD5

        71831795b0b039e7533460dd93e3ebdf

        SHA1

        221c85aa2a0fc1f9e9ddca3e27313076cf3f420d

        SHA256

        400067cf351186e0df577cf466cd6a6bf468276a993d017778d595f04bff7f70

        SHA512

        6db6d61493bccaeb6fdaa8d4c6d2fee2acbc0d7bb1a7ac31e915d67c33adfb6b5f83fbad71ba38d478186159043a69c7e7a34cc2ccf167bc024f058718e13ccb

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urKF21cz59.exe

        Filesize

        317KB

        MD5

        71831795b0b039e7533460dd93e3ebdf

        SHA1

        221c85aa2a0fc1f9e9ddca3e27313076cf3f420d

        SHA256

        400067cf351186e0df577cf466cd6a6bf468276a993d017778d595f04bff7f70

        SHA512

        6db6d61493bccaeb6fdaa8d4c6d2fee2acbc0d7bb1a7ac31e915d67c33adfb6b5f83fbad71ba38d478186159043a69c7e7a34cc2ccf167bc024f058718e13ccb

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrYA40vu98.exe

        Filesize

        289KB

        MD5

        f0e44cc1d3ea3d0f271600614f465e1c

        SHA1

        6d4deac97a138ee4b71ff26d81873ad0f6087215

        SHA256

        b5c957666de5d36b238029df439991d3aae2a0351e983b641989e13d254fe52c

        SHA512

        9dc227622c328ecdc9e29390eacdd04cc8c5a405a483068f0104989e4f29e46957b1c2b92d66a5d1a08b59d5172bb4d2729509f2ef9eff6c9cbf553280e261f8

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrYA40vu98.exe

        Filesize

        289KB

        MD5

        f0e44cc1d3ea3d0f271600614f465e1c

        SHA1

        6d4deac97a138ee4b71ff26d81873ad0f6087215

        SHA256

        b5c957666de5d36b238029df439991d3aae2a0351e983b641989e13d254fe52c

        SHA512

        9dc227622c328ecdc9e29390eacdd04cc8c5a405a483068f0104989e4f29e46957b1c2b92d66a5d1a08b59d5172bb4d2729509f2ef9eff6c9cbf553280e261f8

      • memory/2024-148-0x00000000005A0000-0x00000000005CD000-memory.dmp

        Filesize

        180KB

      • memory/2024-149-0x0000000004BC0000-0x0000000005164000-memory.dmp

        Filesize

        5.6MB

      • memory/2024-150-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-153-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-151-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-155-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-157-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-159-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-161-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-163-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-165-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-167-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-169-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-171-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-173-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-175-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-177-0x0000000002590000-0x00000000025A2000-memory.dmp

        Filesize

        72KB

      • memory/2024-178-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

        Filesize

        64KB

      • memory/2024-179-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

        Filesize

        64KB

      • memory/2024-180-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

        Filesize

        64KB

      • memory/2024-181-0x0000000000400000-0x0000000000593000-memory.dmp

        Filesize

        1.6MB

      • memory/2024-183-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

        Filesize

        64KB

      • memory/2024-184-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

        Filesize

        64KB

      • memory/2024-185-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

        Filesize

        64KB

      • memory/2024-186-0x0000000000400000-0x0000000000593000-memory.dmp

        Filesize

        1.6MB

      • memory/2272-191-0x0000000000590000-0x00000000005DB000-memory.dmp

        Filesize

        300KB

      • memory/2272-192-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-193-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-194-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-196-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-198-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-195-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-200-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-202-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-204-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-208-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-206-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-210-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-212-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-214-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-216-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-218-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-220-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-222-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-224-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-226-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-228-0x0000000002510000-0x000000000254E000-memory.dmp

        Filesize

        248KB

      • memory/2272-1101-0x00000000052D0000-0x00000000058E8000-memory.dmp

        Filesize

        6.1MB

      • memory/2272-1102-0x0000000005970000-0x0000000005A7A000-memory.dmp

        Filesize

        1.0MB

      • memory/2272-1103-0x0000000005AB0000-0x0000000005AC2000-memory.dmp

        Filesize

        72KB

      • memory/2272-1104-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

        Filesize

        240KB

      • memory/2272-1105-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-1106-0x0000000005DD0000-0x0000000005E62000-memory.dmp

        Filesize

        584KB

      • memory/2272-1108-0x0000000005E70000-0x0000000005ED6000-memory.dmp

        Filesize

        408KB

      • memory/2272-1109-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-1110-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-1111-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-1112-0x0000000002550000-0x0000000002560000-memory.dmp

        Filesize

        64KB

      • memory/2272-1113-0x00000000067C0000-0x0000000006836000-memory.dmp

        Filesize

        472KB

      • memory/2272-1114-0x0000000006860000-0x00000000068B0000-memory.dmp

        Filesize

        320KB

      • memory/2272-1115-0x00000000068E0000-0x0000000006AA2000-memory.dmp

        Filesize

        1.8MB

      • memory/2272-1116-0x0000000006AB0000-0x0000000006FDC000-memory.dmp

        Filesize

        5.2MB

      • memory/4128-1122-0x0000000000320000-0x0000000000352000-memory.dmp

        Filesize

        200KB

      • memory/4128-1123-0x0000000005090000-0x00000000050A0000-memory.dmp

        Filesize

        64KB

      • memory/4128-1124-0x0000000005090000-0x00000000050A0000-memory.dmp

        Filesize

        64KB