Analysis

  • max time kernel
    138s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-05-2023 22:31

General

  • Target

    71f7fb436946ae6831430cbc041e18c57ebecbb6da7061536be06b1803426001.exe

  • Size

    893KB

  • MD5

    d777f047d742b1c50257e42eba59a9b0

  • SHA1

    9958804e06d3b267ed7cdef316fbd32c22a9a91d

  • SHA256

    71f7fb436946ae6831430cbc041e18c57ebecbb6da7061536be06b1803426001

  • SHA512

    24c28d943c92eace81fcd49012c9268e545279f62674c461f20c28e915a3c0ee490654d9cca7728ca7f2e7dc2a5a60f1d4dda296154414e56b7456066068f2c6

  • SSDEEP

    24576:TycQYc4RdL/3trTMNRpcTTfiQbdK021Q5:mxYnRdLPtPMNRuqQ8h

Malware Config

Extracted

Family

redline

Botnet

gena

C2

185.161.248.73:4164

Attributes
  • auth_value

    d05bf43eef533e262271449829751d07

Extracted

Family

redline

Botnet

dark

C2

185.161.248.73:4164

Attributes
  • auth_value

    ae85b01f66afe8770afeed560513fc2d

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • 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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71f7fb436946ae6831430cbc041e18c57ebecbb6da7061536be06b1803426001.exe
    "C:\Users\Admin\AppData\Local\Temp\71f7fb436946ae6831430cbc041e18c57ebecbb6da7061536be06b1803426001.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st799353.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st799353.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\22499290.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\22499290.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2972
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2028
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp694743.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp694743.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4204
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          PID:2076
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 1384
          4⤵
          • Program crash
          PID:2148
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr097078.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr097078.exe
      2⤵
      • Executes dropped EXE
      PID:2688
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4204 -ip 4204
    1⤵
      PID:4424

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr097078.exe

      Filesize

      169KB

      MD5

      04747e8f894f6d3968fe4b25a9625db3

      SHA1

      f37ad91bacd8a129b9924938aa7b27da3965a67d

      SHA256

      c5a3692140b55ad5ecad6b7fda421bf80eaa61b39ff01c1f6b32e30ee847ead6

      SHA512

      e1e0e56dd25e5a885f1f631e25a37890d7986719e9e40cc0a37876d2285bd06ac9a355d820caf78596c5061925c9b2e6a44bf8a590ae47d57b31bd019be9e6a3

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr097078.exe

      Filesize

      169KB

      MD5

      04747e8f894f6d3968fe4b25a9625db3

      SHA1

      f37ad91bacd8a129b9924938aa7b27da3965a67d

      SHA256

      c5a3692140b55ad5ecad6b7fda421bf80eaa61b39ff01c1f6b32e30ee847ead6

      SHA512

      e1e0e56dd25e5a885f1f631e25a37890d7986719e9e40cc0a37876d2285bd06ac9a355d820caf78596c5061925c9b2e6a44bf8a590ae47d57b31bd019be9e6a3

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st799353.exe

      Filesize

      739KB

      MD5

      3cc79175c91e7b13537f687a61351123

      SHA1

      63bfed1ad2079119fb64d6d5b99974904940d6a6

      SHA256

      0d2980398c3acef8e6c3a6063c6eb8e0b1e27bd1f41aabc41dd4dbdaf5e6e7fd

      SHA512

      33f4fa8a77da1a485e2e18769d854ae5379305c52e234cfd850895ff4277afbd05e8609ff7e7800c29bc954416c7e2c5478a86374f221df1f79c87f4127e1488

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st799353.exe

      Filesize

      739KB

      MD5

      3cc79175c91e7b13537f687a61351123

      SHA1

      63bfed1ad2079119fb64d6d5b99974904940d6a6

      SHA256

      0d2980398c3acef8e6c3a6063c6eb8e0b1e27bd1f41aabc41dd4dbdaf5e6e7fd

      SHA512

      33f4fa8a77da1a485e2e18769d854ae5379305c52e234cfd850895ff4277afbd05e8609ff7e7800c29bc954416c7e2c5478a86374f221df1f79c87f4127e1488

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\22499290.exe

      Filesize

      301KB

      MD5

      b2509e24d9410257b5f3b8d9ff5fcc57

      SHA1

      74712746cec5f23fd0f31a7d7e0c502e851d0ee9

      SHA256

      c90e7ff9511192332ef490861997108f732950cd7ac59d2132ff3af0c16cf09b

      SHA512

      1bf9420466044b31b8294b241bd92fc64be3160cddc53af9cb7187e93ccf620f99a3c9554cf824bc0cc1a422744cc24e8b532c8f1445bab2ecc487d4cd519f15

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\22499290.exe

      Filesize

      301KB

      MD5

      b2509e24d9410257b5f3b8d9ff5fcc57

      SHA1

      74712746cec5f23fd0f31a7d7e0c502e851d0ee9

      SHA256

      c90e7ff9511192332ef490861997108f732950cd7ac59d2132ff3af0c16cf09b

      SHA512

      1bf9420466044b31b8294b241bd92fc64be3160cddc53af9cb7187e93ccf620f99a3c9554cf824bc0cc1a422744cc24e8b532c8f1445bab2ecc487d4cd519f15

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp694743.exe

      Filesize

      582KB

      MD5

      d90133c1a7a63090810153fcacac0b70

      SHA1

      cb95cb4b2c91f496abb003cbe22254edbb09acee

      SHA256

      fad9a2f0189b552a3b8346ff7d3c6ba470677b37ba46f2560a0e086357377e21

      SHA512

      fbd1dd10e4aa47bad46d3e37781d7f71121d25422242579c463a07a808f201ec7b718e768ce1f7c907fdfb703efbee3d48813b9f0b9af4676c5ad377cff073a6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp694743.exe

      Filesize

      582KB

      MD5

      d90133c1a7a63090810153fcacac0b70

      SHA1

      cb95cb4b2c91f496abb003cbe22254edbb09acee

      SHA256

      fad9a2f0189b552a3b8346ff7d3c6ba470677b37ba46f2560a0e086357377e21

      SHA512

      fbd1dd10e4aa47bad46d3e37781d7f71121d25422242579c463a07a808f201ec7b718e768ce1f7c907fdfb703efbee3d48813b9f0b9af4676c5ad377cff073a6

    • C:\Windows\Temp\1.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Windows\Temp\1.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Windows\Temp\1.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      f16fb63d4e551d3808e8f01f2671b57e

      SHA1

      781153ad6235a1152da112de1fb39a6f2d063575

      SHA256

      8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581

      SHA512

      fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      f16fb63d4e551d3808e8f01f2671b57e

      SHA1

      781153ad6235a1152da112de1fb39a6f2d063575

      SHA256

      8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581

      SHA512

      fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      f16fb63d4e551d3808e8f01f2671b57e

      SHA1

      781153ad6235a1152da112de1fb39a6f2d063575

      SHA256

      8a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581

      SHA512

      fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf

    • memory/2028-2298-0x00000000000A0000-0x00000000000AA000-memory.dmp

      Filesize

      40KB

    • memory/2076-4471-0x0000000004B90000-0x0000000004BA2000-memory.dmp

      Filesize

      72KB

    • memory/2076-4464-0x0000000000240000-0x000000000026E000-memory.dmp

      Filesize

      184KB

    • memory/2076-4469-0x0000000005160000-0x0000000005778000-memory.dmp

      Filesize

      6.1MB

    • memory/2076-4470-0x0000000004C60000-0x0000000004D6A000-memory.dmp

      Filesize

      1.0MB

    • memory/2076-4472-0x0000000004BF0000-0x0000000004C2C000-memory.dmp

      Filesize

      240KB

    • memory/2076-4473-0x0000000004B30000-0x0000000004B40000-memory.dmp

      Filesize

      64KB

    • memory/2076-4480-0x0000000004B30000-0x0000000004B40000-memory.dmp

      Filesize

      64KB

    • memory/2688-4478-0x00000000000A0000-0x00000000000D0000-memory.dmp

      Filesize

      192KB

    • memory/2688-4479-0x0000000004890000-0x00000000048A0000-memory.dmp

      Filesize

      64KB

    • memory/2688-4481-0x0000000004890000-0x00000000048A0000-memory.dmp

      Filesize

      64KB

    • memory/2972-206-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-174-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-188-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-190-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-192-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-194-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-196-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-198-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-200-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-202-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-204-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-184-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-208-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-210-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-212-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-214-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-1389-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-1390-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-1393-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-2283-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-182-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-180-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-178-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-176-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-172-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-186-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-147-0x0000000004AF0000-0x0000000005094000-memory.dmp

      Filesize

      5.6MB

    • memory/2972-148-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-149-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-150-0x0000000002650000-0x0000000002660000-memory.dmp

      Filesize

      64KB

    • memory/2972-170-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-168-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-166-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-164-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-151-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-154-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-152-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-156-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-162-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-160-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/2972-158-0x00000000050B0000-0x0000000005101000-memory.dmp

      Filesize

      324KB

    • memory/4204-4468-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-4467-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-4466-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-4465-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-2444-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-2447-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-2449-0x0000000002A50000-0x0000000002A60000-memory.dmp

      Filesize

      64KB

    • memory/4204-2443-0x0000000000A80000-0x0000000000ADB000-memory.dmp

      Filesize

      364KB