Analysis

  • max time kernel
    88s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 21:53

General

  • Target

    f72a243816fec52c27b60141862e9e9b2a1e06e7409984b86e42324ef3570b6b.exe

  • Size

    679KB

  • MD5

    be56e350f386689f2fe0afb345b789f9

  • SHA1

    5a0ab5216a00a91ff1a611bddcb0463014853c26

  • SHA256

    f72a243816fec52c27b60141862e9e9b2a1e06e7409984b86e42324ef3570b6b

  • SHA512

    465b18b3c20975c0abb4661f92ffbd374a3c573c3664a6ded897ff48b8c6fdb3f14a8ae19b627e64b16bcaee3703dd733f36b7bef742d2e51e49a6ed11346601

  • SSDEEP

    12288:nGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:S/HeDoTKwC2r8mldwGWkCoevSY+A

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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 32 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 1 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f72a243816fec52c27b60141862e9e9b2a1e06e7409984b86e42324ef3570b6b.exe
    "C:\Users\Admin\AppData\Local\Temp\f72a243816fec52c27b60141862e9e9b2a1e06e7409984b86e42324ef3570b6b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1488
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2680
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4092
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:376
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 436
      2⤵
      • Program crash
      PID:1348
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1520 -ip 1520
    1⤵
      PID:3964

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe

      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe

      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe

      Filesize

      402KB

      MD5

      a3ae52d9f9fee7485843255aea0540ab

      SHA1

      1cb523ebca801d391e11e8b36c079643c53be900

      SHA256

      8d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8

      SHA512

      a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe

      Filesize

      402KB

      MD5

      a3ae52d9f9fee7485843255aea0540ab

      SHA1

      1cb523ebca801d391e11e8b36c079643c53be900

      SHA256

      8d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8

      SHA512

      a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe

      Filesize

      349KB

      MD5

      65dfd96198f42580dfce58316f13d8a6

      SHA1

      f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e

      SHA256

      c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756

      SHA512

      3538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe

      Filesize

      349KB

      MD5

      65dfd96198f42580dfce58316f13d8a6

      SHA1

      f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e

      SHA256

      c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756

      SHA512

      3538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790

    • memory/376-1089-0x00000000058D0000-0x00000000058E0000-memory.dmp

      Filesize

      64KB

    • memory/376-1088-0x0000000000D10000-0x0000000000D42000-memory.dmp

      Filesize

      200KB

    • memory/1520-149-0x0000000002550000-0x00000000025D9000-memory.dmp

      Filesize

      548KB

    • memory/1520-150-0x0000000000400000-0x000000000076C000-memory.dmp

      Filesize

      3.4MB

    • memory/2680-148-0x00000000003F0000-0x00000000003FA000-memory.dmp

      Filesize

      40KB

    • memory/4092-192-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-204-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-160-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/4092-161-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-162-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-164-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-166-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-168-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-170-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-172-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-174-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-176-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-178-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-180-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-182-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-184-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-186-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-188-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-190-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-158-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/4092-194-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-196-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-198-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-200-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-202-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-159-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/4092-206-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-208-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-210-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-212-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-214-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-216-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-218-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-220-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-222-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

      Filesize

      248KB

    • memory/4092-1067-0x0000000005320000-0x0000000005938000-memory.dmp

      Filesize

      6.1MB

    • memory/4092-1068-0x00000000059C0000-0x0000000005ACA000-memory.dmp

      Filesize

      1.0MB

    • memory/4092-1069-0x0000000005B00000-0x0000000005B12000-memory.dmp

      Filesize

      72KB

    • memory/4092-1070-0x0000000005B20000-0x0000000005B5C000-memory.dmp

      Filesize

      240KB

    • memory/4092-1071-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/4092-1074-0x0000000005E10000-0x0000000005EA2000-memory.dmp

      Filesize

      584KB

    • memory/4092-1075-0x0000000005EB0000-0x0000000005F16000-memory.dmp

      Filesize

      408KB

    • memory/4092-1076-0x00000000065A0000-0x0000000006616000-memory.dmp

      Filesize

      472KB

    • memory/4092-1077-0x0000000006640000-0x0000000006690000-memory.dmp

      Filesize

      320KB

    • memory/4092-1078-0x00000000066B0000-0x0000000006872000-memory.dmp

      Filesize

      1.8MB

    • memory/4092-1079-0x0000000006880000-0x0000000006DAC000-memory.dmp

      Filesize

      5.2MB

    • memory/4092-1080-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/4092-157-0x0000000002390000-0x00000000023DB000-memory.dmp

      Filesize

      300KB

    • memory/4092-156-0x0000000004D70000-0x0000000005314000-memory.dmp

      Filesize

      5.6MB

    • memory/4092-1081-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB

    • memory/4092-1082-0x0000000004D60000-0x0000000004D70000-memory.dmp

      Filesize

      64KB