Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2023 01:31

General

  • Target

    8a7f8c0259749086a5f013368b9f7ace8d3699306f4beb2be248033375fd7564.exe

  • Size

    581KB

  • MD5

    72a13ece4130c5f1ceda92efad69e6e7

  • SHA1

    97651bf1ac3de3e783847b8389423ad0e6ef8826

  • SHA256

    8a7f8c0259749086a5f013368b9f7ace8d3699306f4beb2be248033375fd7564

  • SHA512

    6bd3162418447eaff750989ba62cdc5776a723c243bbc3cf8535ebac0cee7bafb2a366f969981287270f3cd476400f93f2f8e84e45c76c17396e83f4ee336fc2

  • SSDEEP

    12288:0MrFy90cBwhhljada53nOmh27bDDKkMgnk7bGLA1G1liKer:py9Bmbada53OJnDDKl57bGLA1DKer

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

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.

  • 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 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8a7f8c0259749086a5f013368b9f7ace8d3699306f4beb2be248033375fd7564.exe
    "C:\Users\Admin\AppData\Local\Temp\8a7f8c0259749086a5f013368b9f7ace8d3699306f4beb2be248033375fd7564.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4136
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7303078.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7303078.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3372
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4820897.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4820897.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4924
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a9554471.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a9554471.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2988
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0939185.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0939185.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7303078.exe

    Filesize

    377KB

    MD5

    37682f48aa2136ecc4cdd59336622618

    SHA1

    685e07cad3584dd1b0f73d74710d7f459f8c84a0

    SHA256

    1f9263436f8de3974db2448efff328bcbd5f14c9be6df1a868cdbc4ad7b4cdf5

    SHA512

    908a74e0d78cef9e5e83c2d6477113ce85b81b13f59f5d8cd495c056f5ad6d42e5dbd835836a4430c3ff046a54f6359b99c77c3f2bd42b9d8e37caead293a819

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v7303078.exe

    Filesize

    377KB

    MD5

    37682f48aa2136ecc4cdd59336622618

    SHA1

    685e07cad3584dd1b0f73d74710d7f459f8c84a0

    SHA256

    1f9263436f8de3974db2448efff328bcbd5f14c9be6df1a868cdbc4ad7b4cdf5

    SHA512

    908a74e0d78cef9e5e83c2d6477113ce85b81b13f59f5d8cd495c056f5ad6d42e5dbd835836a4430c3ff046a54f6359b99c77c3f2bd42b9d8e37caead293a819

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4820897.exe

    Filesize

    206KB

    MD5

    0e17f3e8b3f5dc0bb1fc8fbe9bbe095f

    SHA1

    0442d3a41fe6e825d97b4ee5c60642cfaefa88ef

    SHA256

    071e4c69d2d0481a5025654de2a71744bf23f24ab2896df4dcf8d418722c1259

    SHA512

    d6e4e217493cb771e6a33de6a1c06b5ea90ad38773a8006cb75bde2b05eee532081d30af0b646e81b3a4567b48690383fdc8e54347cb9c542e219af0a023d08a

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4820897.exe

    Filesize

    206KB

    MD5

    0e17f3e8b3f5dc0bb1fc8fbe9bbe095f

    SHA1

    0442d3a41fe6e825d97b4ee5c60642cfaefa88ef

    SHA256

    071e4c69d2d0481a5025654de2a71744bf23f24ab2896df4dcf8d418722c1259

    SHA512

    d6e4e217493cb771e6a33de6a1c06b5ea90ad38773a8006cb75bde2b05eee532081d30af0b646e81b3a4567b48690383fdc8e54347cb9c542e219af0a023d08a

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a9554471.exe

    Filesize

    11KB

    MD5

    20548fc1b56126563d558e5f562f0c2d

    SHA1

    f915dbec9b28f6ed736c5183407ed12638c6b26f

    SHA256

    a79da7ff353422d672ae4844b43f54845ce25c27e00676520f7feb33a33ac9c7

    SHA512

    ad9f5fe08947ec0db09c6019c37246227e31ae57b929c96a0822f5f85fd48f77cd849e398fc13b1c139143a06a45b24f018558f91c724bb4ac3bd6657d011ee5

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a9554471.exe

    Filesize

    11KB

    MD5

    20548fc1b56126563d558e5f562f0c2d

    SHA1

    f915dbec9b28f6ed736c5183407ed12638c6b26f

    SHA256

    a79da7ff353422d672ae4844b43f54845ce25c27e00676520f7feb33a33ac9c7

    SHA512

    ad9f5fe08947ec0db09c6019c37246227e31ae57b929c96a0822f5f85fd48f77cd849e398fc13b1c139143a06a45b24f018558f91c724bb4ac3bd6657d011ee5

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0939185.exe

    Filesize

    172KB

    MD5

    fc3b2744baaf8a16d4edb0bdb2e45822

    SHA1

    dfbe92906f7ad5a9a72fb083e506312f90c79d83

    SHA256

    215d262d2185385684cbd681eed9be060a68c1741a0dd945edd646bb941291c1

    SHA512

    c30c42524e79038b9e617526afb9dfe8784edf0aff6cccbc01cc94085ec7e40de659d1c37d8999a89d9ca9a61f9c45fdf3378a172ccb5824d53ba914abcda913

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0939185.exe

    Filesize

    172KB

    MD5

    fc3b2744baaf8a16d4edb0bdb2e45822

    SHA1

    dfbe92906f7ad5a9a72fb083e506312f90c79d83

    SHA256

    215d262d2185385684cbd681eed9be060a68c1741a0dd945edd646bb941291c1

    SHA512

    c30c42524e79038b9e617526afb9dfe8784edf0aff6cccbc01cc94085ec7e40de659d1c37d8999a89d9ca9a61f9c45fdf3378a172ccb5824d53ba914abcda913

  • memory/216-160-0x000000000B480000-0x000000000BA98000-memory.dmp

    Filesize

    6.1MB

  • memory/216-165-0x000000000B1F0000-0x000000000B266000-memory.dmp

    Filesize

    472KB

  • memory/216-172-0x000000000C120000-0x000000000C170000-memory.dmp

    Filesize

    320KB

  • memory/216-161-0x000000000AF70000-0x000000000B07A000-memory.dmp

    Filesize

    1.0MB

  • memory/216-162-0x000000000AE80000-0x000000000AE92000-memory.dmp

    Filesize

    72KB

  • memory/216-163-0x000000000AEE0000-0x000000000AF1C000-memory.dmp

    Filesize

    240KB

  • memory/216-164-0x0000000005AD0000-0x0000000005AE0000-memory.dmp

    Filesize

    64KB

  • memory/216-159-0x0000000000FC0000-0x0000000000FF0000-memory.dmp

    Filesize

    192KB

  • memory/216-166-0x000000000B310000-0x000000000B3A2000-memory.dmp

    Filesize

    584KB

  • memory/216-167-0x000000000B270000-0x000000000B2D6000-memory.dmp

    Filesize

    408KB

  • memory/216-168-0x000000000C450000-0x000000000C9F4000-memory.dmp

    Filesize

    5.6MB

  • memory/216-169-0x000000000C200000-0x000000000C3C2000-memory.dmp

    Filesize

    1.8MB

  • memory/216-170-0x0000000005AD0000-0x0000000005AE0000-memory.dmp

    Filesize

    64KB

  • memory/216-171-0x000000000CF30000-0x000000000D45C000-memory.dmp

    Filesize

    5.2MB

  • memory/2988-154-0x0000000000E10000-0x0000000000E1A000-memory.dmp

    Filesize

    40KB