Analysis

  • max time kernel
    63s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2023 20:30

General

  • Target

    66a251c696355137f5a5fdc27c5aad4433fd89dc2f9a62378b4da8bc0d3375a7.exe

  • Size

    672KB

  • MD5

    f8956a349279f59bfcc88f7be3bded56

  • SHA1

    f27d5988c1b91702a6e86e2888b4dd4c652d2245

  • SHA256

    66a251c696355137f5a5fdc27c5aad4433fd89dc2f9a62378b4da8bc0d3375a7

  • SHA512

    958a22d7238d5be061bb30ae7afbbbad7e25008ff77c57dcaa0eb161dea2411d62ac166fd77c8c40e4072583692d3d18156a9568aa76dfa0d3fabec1309cdb7d

  • SSDEEP

    12288:kMrSy90bp/0ECJO1Q+cX5mf9s2k5hcK8/qpaLq5asHp2ck+:Oyip/vC0Q+ceiiqpaG5VHs+

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

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\66a251c696355137f5a5fdc27c5aad4433fd89dc2f9a62378b4da8bc0d3375a7.exe
    "C:\Users\Admin\AppData\Local\Temp\66a251c696355137f5a5fdc27c5aad4433fd89dc2f9a62378b4da8bc0d3375a7.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:380
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un868506.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un868506.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2464
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9583.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9583.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2816
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 1080
          4⤵
          • Program crash
          PID:740
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9601.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9601.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4620
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 1356
          4⤵
          • Program crash
          PID:1276
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si253665.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si253665.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:916
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2816 -ip 2816
    1⤵
      PID:1916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4620 -ip 4620
      1⤵
        PID:480

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Modify Existing Service

      1
      T1031

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Disabling Security Tools

      2
      T1089

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      2
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si253665.exe
        Filesize

        175KB

        MD5

        67d9d59eea1cdcd2ac22aba8d2243cfc

        SHA1

        1efc3c82c6e5ec4b024f33f3de50a75cb12fc238

        SHA256

        6422be639bba7763462c82ed9c476653619ca42c9ee4f0a3b56339e3f84c67f1

        SHA512

        ef901c24d8131d43feb5319956487bd57cd72f0f900577203ba288ba22e381202f7c2b7614fc017c90a3fdbfd04aec99ccb726ba66d0aee1067ba69c760a3aee

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si253665.exe
        Filesize

        175KB

        MD5

        67d9d59eea1cdcd2ac22aba8d2243cfc

        SHA1

        1efc3c82c6e5ec4b024f33f3de50a75cb12fc238

        SHA256

        6422be639bba7763462c82ed9c476653619ca42c9ee4f0a3b56339e3f84c67f1

        SHA512

        ef901c24d8131d43feb5319956487bd57cd72f0f900577203ba288ba22e381202f7c2b7614fc017c90a3fdbfd04aec99ccb726ba66d0aee1067ba69c760a3aee

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un868506.exe
        Filesize

        530KB

        MD5

        2aab3c3cdeac2caf4ba2ac48fc404187

        SHA1

        4380dee37fb361642226299fae3d06c38b7e36eb

        SHA256

        2893529bffa455aecb40b38224e5fa6f38ac7884a49772d239f5f9bc7c5da97e

        SHA512

        412941e06a33a6ce1a2a3e09812d869e7d3b84252efbe06af2cf63bbee63866c44886760dc53268e3e4b7224cdbbc2dd2bfdbe440673edd2006911146850c2bb

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un868506.exe
        Filesize

        530KB

        MD5

        2aab3c3cdeac2caf4ba2ac48fc404187

        SHA1

        4380dee37fb361642226299fae3d06c38b7e36eb

        SHA256

        2893529bffa455aecb40b38224e5fa6f38ac7884a49772d239f5f9bc7c5da97e

        SHA512

        412941e06a33a6ce1a2a3e09812d869e7d3b84252efbe06af2cf63bbee63866c44886760dc53268e3e4b7224cdbbc2dd2bfdbe440673edd2006911146850c2bb

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9583.exe
        Filesize

        260KB

        MD5

        8f4f42406cf3da7a6798adbf653c4d30

        SHA1

        e0e1503d67a48bacb32eb2ff125061b568764dd3

        SHA256

        7c60bca5e56424fdd57ca03d964df0ec7a06ae4286f2fea81840f366ab4ab6eb

        SHA512

        24cb3bc48573cd5793d5255d8d4664f701ac15f55ef9c149c1e3a45cc50b19b3fd87a1358b4a0fcb08812b1ac7d6073c4989f3228ad02be841d2cf1e3354b382

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9583.exe
        Filesize

        260KB

        MD5

        8f4f42406cf3da7a6798adbf653c4d30

        SHA1

        e0e1503d67a48bacb32eb2ff125061b568764dd3

        SHA256

        7c60bca5e56424fdd57ca03d964df0ec7a06ae4286f2fea81840f366ab4ab6eb

        SHA512

        24cb3bc48573cd5793d5255d8d4664f701ac15f55ef9c149c1e3a45cc50b19b3fd87a1358b4a0fcb08812b1ac7d6073c4989f3228ad02be841d2cf1e3354b382

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9601.exe
        Filesize

        359KB

        MD5

        8e47e3d4cbbd1999fa773610b2a740ff

        SHA1

        767e13e4e0d25ba38e0615ccaaac1ed4c34fd3ef

        SHA256

        ff7662455c1db94b45cec779726af48f0e5dee43418d9803b62ba59e0e310f74

        SHA512

        70515cb627ac0a5e5f60897b94abb29fde9d1d83ed75007d3bc23d90bb28e2fca480c66543c494ac44c0adb753223de04195222b5c2e9a1229f28311355e338e

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9601.exe
        Filesize

        359KB

        MD5

        8e47e3d4cbbd1999fa773610b2a740ff

        SHA1

        767e13e4e0d25ba38e0615ccaaac1ed4c34fd3ef

        SHA256

        ff7662455c1db94b45cec779726af48f0e5dee43418d9803b62ba59e0e310f74

        SHA512

        70515cb627ac0a5e5f60897b94abb29fde9d1d83ed75007d3bc23d90bb28e2fca480c66543c494ac44c0adb753223de04195222b5c2e9a1229f28311355e338e

      • memory/916-1122-0x00000000004F0000-0x0000000000522000-memory.dmp
        Filesize

        200KB

      • memory/916-1123-0x00000000050F0000-0x0000000005100000-memory.dmp
        Filesize

        64KB

      • memory/916-1124-0x00000000050F0000-0x0000000005100000-memory.dmp
        Filesize

        64KB

      • memory/2816-160-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-172-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-152-0x0000000004A70000-0x0000000005014000-memory.dmp
        Filesize

        5.6MB

      • memory/2816-153-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-154-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-156-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-158-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-150-0x00000000026D0000-0x00000000026E0000-memory.dmp
        Filesize

        64KB

      • memory/2816-162-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-164-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-166-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-168-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-170-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-151-0x00000000026D0000-0x00000000026E0000-memory.dmp
        Filesize

        64KB

      • memory/2816-174-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-176-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-178-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-180-0x00000000026A0000-0x00000000026B2000-memory.dmp
        Filesize

        72KB

      • memory/2816-181-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/2816-182-0x00000000026D0000-0x00000000026E0000-memory.dmp
        Filesize

        64KB

      • memory/2816-183-0x00000000026D0000-0x00000000026E0000-memory.dmp
        Filesize

        64KB

      • memory/2816-184-0x00000000026D0000-0x00000000026E0000-memory.dmp
        Filesize

        64KB

      • memory/2816-186-0x0000000000400000-0x00000000004B1000-memory.dmp
        Filesize

        708KB

      • memory/2816-149-0x00000000026D0000-0x00000000026E0000-memory.dmp
        Filesize

        64KB

      • memory/2816-148-0x0000000000630000-0x000000000065D000-memory.dmp
        Filesize

        180KB

      • memory/4620-195-0x0000000001CA0000-0x0000000001CEB000-memory.dmp
        Filesize

        300KB

      • memory/4620-228-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-198-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-197-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-199-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-202-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-200-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-204-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-206-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-208-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-210-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-212-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-214-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-216-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-218-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-220-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-222-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-224-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-226-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-194-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-1101-0x0000000006800000-0x0000000006E18000-memory.dmp
        Filesize

        6.1MB

      • memory/4620-1102-0x0000000006E20000-0x0000000006F2A000-memory.dmp
        Filesize

        1.0MB

      • memory/4620-1103-0x00000000061F0000-0x0000000006202000-memory.dmp
        Filesize

        72KB

      • memory/4620-1104-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-1105-0x0000000006F30000-0x0000000006F6C000-memory.dmp
        Filesize

        240KB

      • memory/4620-1107-0x00000000071F0000-0x0000000007282000-memory.dmp
        Filesize

        584KB

      • memory/4620-1108-0x0000000007290000-0x00000000072F6000-memory.dmp
        Filesize

        408KB

      • memory/4620-1109-0x00000000079B0000-0x0000000007B72000-memory.dmp
        Filesize

        1.8MB

      • memory/4620-1110-0x0000000007B80000-0x00000000080AC000-memory.dmp
        Filesize

        5.2MB

      • memory/4620-1111-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-1112-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-1113-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB

      • memory/4620-192-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-191-0x0000000003A90000-0x0000000003ACF000-memory.dmp
        Filesize

        252KB

      • memory/4620-1114-0x0000000008200000-0x0000000008276000-memory.dmp
        Filesize

        472KB

      • memory/4620-1115-0x0000000008280000-0x00000000082D0000-memory.dmp
        Filesize

        320KB

      • memory/4620-1116-0x0000000006240000-0x0000000006250000-memory.dmp
        Filesize

        64KB