Analysis

  • max time kernel
    105s
  • max time network
    141s
  • 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, 03:38

General

  • Target

    bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe

  • Size

    659KB

  • MD5

    277210020923634c46ab4f602b47cdae

  • SHA1

    dd9816a61ddc5ab921f6be4ee097ca2266c41a3e

  • SHA256

    bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c

  • SHA512

    31af5fd504e19a665c147fa58845e79ff799621cc4a4dfb3b4a6407733d33fd16c559ffe698c94c6800f54b57ee3880d86303b6325ce414f0e559e5616a420b8

  • SSDEEP

    12288:YMrxy90lydRlwFk4EG3YAXR8Yq1GPdjQZax5vrFMT2zmh5:JyPflH4Je7afjGI85

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\bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe
    "C:\Users\Admin\AppData\Local\Temp\bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4360
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycmD70Gd15.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycmD70Gd15.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3644
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urlk77Ig16.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urlk77Ig16.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2236
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 1084
          4⤵
          • Program crash
          PID:4472
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wroM72XE40.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wroM72XE40.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 1556
          4⤵
          • Program crash
          PID:4892
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xunf76hG61.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xunf76hG61.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1116
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2236 -ip 2236
    1⤵
      PID:2940
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 5024 -ip 5024
      1⤵
        PID:1336

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xunf76hG61.exe

        Filesize

        175KB

        MD5

        75ced8ad0d8cd237ebc9cb7b00852651

        SHA1

        adab63df3e0a40fd9f170ab57da66f01f226141c

        SHA256

        a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

        SHA512

        f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xunf76hG61.exe

        Filesize

        175KB

        MD5

        75ced8ad0d8cd237ebc9cb7b00852651

        SHA1

        adab63df3e0a40fd9f170ab57da66f01f226141c

        SHA256

        a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819

        SHA512

        f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycmD70Gd15.exe

        Filesize

        514KB

        MD5

        615ae79398b2afb12119f08cb3eed6ae

        SHA1

        c9c13fb878f24fdb8e865812de017a3be6922630

        SHA256

        4caa6c0c3c59a4b34378bb1c1b53b8005ae0eb9da73225a1918f4991b034a7ed

        SHA512

        e8f178b3c4fd021ef1139e91d3facf4789fffea4fb35e598500839f66fec859847672b3e2aa43a35c98de7d473172a8d721d1975108997800d04ccdac580ca5f

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycmD70Gd15.exe

        Filesize

        514KB

        MD5

        615ae79398b2afb12119f08cb3eed6ae

        SHA1

        c9c13fb878f24fdb8e865812de017a3be6922630

        SHA256

        4caa6c0c3c59a4b34378bb1c1b53b8005ae0eb9da73225a1918f4991b034a7ed

        SHA512

        e8f178b3c4fd021ef1139e91d3facf4789fffea4fb35e598500839f66fec859847672b3e2aa43a35c98de7d473172a8d721d1975108997800d04ccdac580ca5f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urlk77Ig16.exe

        Filesize

        232KB

        MD5

        654d38a192aa90f8f2d4c64647ed64d1

        SHA1

        366c844b2fc2b4c0b0191754d4a1470e1763ccb4

        SHA256

        93f2d867562d5187beac7b8d7a55a8f435b7bbab77152b0c7bb3f8c22c2d23a2

        SHA512

        9ce88068e0e4cfac55467fbccc2621bbe431353bf4faf6a0957a6ae38f083023fbd130abb423e35f344e4d3952aed8470eba47c3ab71ff7ec61ff5a79aa80303

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urlk77Ig16.exe

        Filesize

        232KB

        MD5

        654d38a192aa90f8f2d4c64647ed64d1

        SHA1

        366c844b2fc2b4c0b0191754d4a1470e1763ccb4

        SHA256

        93f2d867562d5187beac7b8d7a55a8f435b7bbab77152b0c7bb3f8c22c2d23a2

        SHA512

        9ce88068e0e4cfac55467fbccc2621bbe431353bf4faf6a0957a6ae38f083023fbd130abb423e35f344e4d3952aed8470eba47c3ab71ff7ec61ff5a79aa80303

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wroM72XE40.exe

        Filesize

        289KB

        MD5

        1c795044102f7759152f7661b15c22bf

        SHA1

        66e3fee6ce5c4fd8974bb493b8ea7f63f0de4224

        SHA256

        8f76de3f10a19e704eaaa544d8b0aea616b3b55e5e9d4f91afed3db0c60714a4

        SHA512

        8c6313c1b71200f905a41b131ebb5a54f4057dd14fe062565674b4d86ebdb8ca2faf8655c970bb3ba279d34ea761c0d71d81c94f3fc9cec7dd2c49737b7653a1

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wroM72XE40.exe

        Filesize

        289KB

        MD5

        1c795044102f7759152f7661b15c22bf

        SHA1

        66e3fee6ce5c4fd8974bb493b8ea7f63f0de4224

        SHA256

        8f76de3f10a19e704eaaa544d8b0aea616b3b55e5e9d4f91afed3db0c60714a4

        SHA512

        8c6313c1b71200f905a41b131ebb5a54f4057dd14fe062565674b4d86ebdb8ca2faf8655c970bb3ba279d34ea761c0d71d81c94f3fc9cec7dd2c49737b7653a1

      • memory/1116-1121-0x00000000003A0000-0x00000000003D2000-memory.dmp

        Filesize

        200KB

      • memory/1116-1122-0x0000000004F90000-0x0000000004FA0000-memory.dmp

        Filesize

        64KB

      • memory/1116-1123-0x0000000004F90000-0x0000000004FA0000-memory.dmp

        Filesize

        64KB

      • memory/2236-157-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-169-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-152-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-153-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-155-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-150-0x0000000004D40000-0x0000000004D50000-memory.dmp

        Filesize

        64KB

      • memory/2236-159-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-161-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-163-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-165-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-167-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-151-0x0000000004D40000-0x0000000004D50000-memory.dmp

        Filesize

        64KB

      • memory/2236-171-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-173-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-175-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-177-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-179-0x0000000002580000-0x0000000002592000-memory.dmp

        Filesize

        72KB

      • memory/2236-180-0x0000000000400000-0x000000000057E000-memory.dmp

        Filesize

        1.5MB

      • memory/2236-181-0x0000000004D40000-0x0000000004D50000-memory.dmp

        Filesize

        64KB

      • memory/2236-182-0x0000000004D40000-0x0000000004D50000-memory.dmp

        Filesize

        64KB

      • memory/2236-183-0x0000000004D40000-0x0000000004D50000-memory.dmp

        Filesize

        64KB

      • memory/2236-185-0x0000000000400000-0x000000000057E000-memory.dmp

        Filesize

        1.5MB

      • memory/2236-149-0x0000000000650000-0x000000000067D000-memory.dmp

        Filesize

        180KB

      • memory/2236-148-0x0000000004D50000-0x00000000052F4000-memory.dmp

        Filesize

        5.6MB

      • memory/5024-195-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-227-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-197-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-199-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-201-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-203-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-205-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-207-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-210-0x0000000000660000-0x00000000006AB000-memory.dmp

        Filesize

        300KB

      • memory/5024-209-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-212-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-215-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-214-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-213-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-217-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-219-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-221-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-223-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-225-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-193-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-1100-0x00000000052D0000-0x00000000058E8000-memory.dmp

        Filesize

        6.1MB

      • memory/5024-1101-0x0000000005970000-0x0000000005A7A000-memory.dmp

        Filesize

        1.0MB

      • memory/5024-1102-0x0000000005AB0000-0x0000000005AC2000-memory.dmp

        Filesize

        72KB

      • memory/5024-1103-0x0000000005AD0000-0x0000000005B0C000-memory.dmp

        Filesize

        240KB

      • memory/5024-1104-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-1106-0x0000000005DD0000-0x0000000005E36000-memory.dmp

        Filesize

        408KB

      • memory/5024-1107-0x00000000064A0000-0x0000000006532000-memory.dmp

        Filesize

        584KB

      • memory/5024-1108-0x0000000006580000-0x0000000006742000-memory.dmp

        Filesize

        1.8MB

      • memory/5024-1109-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-1111-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-1110-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB

      • memory/5024-1112-0x0000000006760000-0x0000000006C8C000-memory.dmp

        Filesize

        5.2MB

      • memory/5024-191-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-190-0x00000000050F0000-0x000000000512E000-memory.dmp

        Filesize

        248KB

      • memory/5024-1113-0x0000000006DC0000-0x0000000006E36000-memory.dmp

        Filesize

        472KB

      • memory/5024-1114-0x0000000006E50000-0x0000000006EA0000-memory.dmp

        Filesize

        320KB

      • memory/5024-1115-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

        Filesize

        64KB