Analysis

  • max time kernel
    91s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2023, 04:49

General

  • Target

    149f7c286c46b79c06d98f0b8298f5ab81bcf09fd905cd8d41f838fb47e9c97b.exe

  • Size

    467KB

  • MD5

    3c509f1f058dc2297873ed8a2f18071a

  • SHA1

    da16e369fffbdc33edd448584636f801abe8a05d

  • SHA256

    149f7c286c46b79c06d98f0b8298f5ab81bcf09fd905cd8d41f838fb47e9c97b

  • SHA512

    f9fc020d45a96a26a2001c0e2619203f944d6201c0d24813ea0bb7663bc3141c8fc4bccec6da5e58c9e2154e82fcb23c1ac4201fb6c55ae189e3ccd5b2896f47

  • SSDEEP

    6144:KBy+bnr+/p0yN90QEYeGuk9lrPEfhLoIXVM4OgpcWcO/F1E3LxgRipVh0ZtQwg:jMrDy90m59t8hrXVMhtkKL+gvh0ZO/

Malware Config

Extracted

Family

redline

Botnet

fusa

C2

193.233.20.12:4132

Attributes
  • auth_value

    a08b2f01bd2af756e38c5dd60e87e697

Extracted

Family

redline

Botnet

crnn

C2

176.113.115.17:4132

Attributes
  • auth_value

    6dfbf5eac3db7046d55dfd3f6608be3f

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 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 1 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\149f7c286c46b79c06d98f0b8298f5ab81bcf09fd905cd8d41f838fb47e9c97b.exe
    "C:\Users\Admin\AppData\Local\Temp\149f7c286c46b79c06d98f0b8298f5ab81bcf09fd905cd8d41f838fb47e9c97b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4564
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nQA94.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nQA94.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5036
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHy32.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHy32.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4960
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cyC11jt.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cyC11jt.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2148
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dYi13.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dYi13.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4192
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 1064
        3⤵
        • Program crash
        PID:3896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4192 -ip 4192
    1⤵
      PID:4576

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dYi13.exe

      Filesize

      222KB

      MD5

      7b54906621ec5e810b4f7ea3033f4314

      SHA1

      c30d8ab49d25c434b3052ce462f39566f256fc9f

      SHA256

      a2e02dd24df4d967d05af67ab37bfa4dd21eafad8c93833e03478a3bdee76cbc

      SHA512

      6b3ad3bd78c2204dc41f83641038da6a988719cf3d8ba951de11d0a50ece1c4724b7a0911bde9f96b912ba52e72dcc7b88db78e225de94c269c460967856d700

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dYi13.exe

      Filesize

      222KB

      MD5

      7b54906621ec5e810b4f7ea3033f4314

      SHA1

      c30d8ab49d25c434b3052ce462f39566f256fc9f

      SHA256

      a2e02dd24df4d967d05af67ab37bfa4dd21eafad8c93833e03478a3bdee76cbc

      SHA512

      6b3ad3bd78c2204dc41f83641038da6a988719cf3d8ba951de11d0a50ece1c4724b7a0911bde9f96b912ba52e72dcc7b88db78e225de94c269c460967856d700

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nQA94.exe

      Filesize

      200KB

      MD5

      c49b45cfe793a030905e3fd61a2f7114

      SHA1

      771f85765684463d50298ac8ad8e7c45d2ce97ff

      SHA256

      8e303223300e04566735a227e451a927c8669168642d2c82846d283dc16d6a0f

      SHA512

      6715703f9263809619cff2e1c50a4008b3a4ce223a56a0f1096abf100965ba0ae2a0433518d4fe47b0e06313c4e0a4487a50fe75ec69f6acfd3e134adb39184d

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nQA94.exe

      Filesize

      200KB

      MD5

      c49b45cfe793a030905e3fd61a2f7114

      SHA1

      771f85765684463d50298ac8ad8e7c45d2ce97ff

      SHA256

      8e303223300e04566735a227e451a927c8669168642d2c82846d283dc16d6a0f

      SHA512

      6715703f9263809619cff2e1c50a4008b3a4ce223a56a0f1096abf100965ba0ae2a0433518d4fe47b0e06313c4e0a4487a50fe75ec69f6acfd3e134adb39184d

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHy32.exe

      Filesize

      175KB

      MD5

      da6f3bef8abc85bd09f50783059964e3

      SHA1

      a0f25f60ec1896c4c920ea397f40e6ce29724322

      SHA256

      e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

      SHA512

      4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHy32.exe

      Filesize

      175KB

      MD5

      da6f3bef8abc85bd09f50783059964e3

      SHA1

      a0f25f60ec1896c4c920ea397f40e6ce29724322

      SHA256

      e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

      SHA512

      4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cyC11jt.exe

      Filesize

      175KB

      MD5

      062a3c73b1aaf076abefd71633b66de5

      SHA1

      e4b7e004c32d673fd61b1669c797dc4b207d8445

      SHA256

      f281aafa876847194d635feddb06b11295249cc4bcf940d5246bdb5938410881

      SHA512

      6bee4020fa8e4955b3028a71037f78ec922132009942283e071b3acdeea375300cef092fd692e9463d625065d5ef57e5e1ebd98f72e801ffc2178c071d645ec3

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cyC11jt.exe

      Filesize

      175KB

      MD5

      062a3c73b1aaf076abefd71633b66de5

      SHA1

      e4b7e004c32d673fd61b1669c797dc4b207d8445

      SHA256

      f281aafa876847194d635feddb06b11295249cc4bcf940d5246bdb5938410881

      SHA512

      6bee4020fa8e4955b3028a71037f78ec922132009942283e071b3acdeea375300cef092fd692e9463d625065d5ef57e5e1ebd98f72e801ffc2178c071d645ec3

    • memory/2148-153-0x0000000000070000-0x00000000000A2000-memory.dmp

      Filesize

      200KB

    • memory/4192-158-0x0000000000BA0000-0x0000000000BCD000-memory.dmp

      Filesize

      180KB

    • memory/4192-157-0x0000000000934000-0x0000000000954000-memory.dmp

      Filesize

      128KB

    • memory/4192-159-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/4192-160-0x0000000000934000-0x0000000000954000-memory.dmp

      Filesize

      128KB

    • memory/4192-161-0x0000000000400000-0x0000000000793000-memory.dmp

      Filesize

      3.6MB

    • memory/4960-139-0x00000000055F0000-0x0000000005C08000-memory.dmp

      Filesize

      6.1MB

    • memory/4960-143-0x00000000054D0000-0x0000000005562000-memory.dmp

      Filesize

      584KB

    • memory/4960-148-0x0000000006BC0000-0x0000000006D82000-memory.dmp

      Filesize

      1.8MB

    • memory/4960-147-0x0000000006130000-0x0000000006180000-memory.dmp

      Filesize

      320KB

    • memory/4960-146-0x0000000006870000-0x00000000068E6000-memory.dmp

      Filesize

      472KB

    • memory/4960-145-0x0000000005570000-0x00000000055D6000-memory.dmp

      Filesize

      408KB

    • memory/4960-144-0x00000000061C0000-0x0000000006764000-memory.dmp

      Filesize

      5.6MB

    • memory/4960-149-0x00000000072C0000-0x00000000077EC000-memory.dmp

      Filesize

      5.2MB

    • memory/4960-142-0x0000000005100000-0x000000000513C000-memory.dmp

      Filesize

      240KB

    • memory/4960-141-0x00000000050A0000-0x00000000050B2000-memory.dmp

      Filesize

      72KB

    • memory/4960-140-0x0000000005170000-0x000000000527A000-memory.dmp

      Filesize

      1.0MB

    • memory/4960-138-0x00000000006D0000-0x0000000000702000-memory.dmp

      Filesize

      200KB