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Analysis

  • max time kernel
    82s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2023, 07:23

General

  • Target

    4f1f420b98b6f63eb3642f43f2847954ebf316e05e6f9194ef55f0dd3a46a40e.exe

  • Size

    523KB

  • MD5

    9ff3ff42edd49a29a1ad841136be2b96

  • SHA1

    8eebf1e99d7e18bb8daf9ebfa5e1754653684c13

  • SHA256

    4f1f420b98b6f63eb3642f43f2847954ebf316e05e6f9194ef55f0dd3a46a40e

  • SHA512

    5edb5fe1f0986e315ff0076f5fd6cc8737aca97c2e522e213457a0d0f4c0cc0e01a11b4070f613151c9e97122be270bbbd87ecd384f11c37d52ec9e572e31313

  • SSDEEP

    12288:nMrjy90gn5TSXsMQkdlVnqhtbBi0BjKGO:AyP5TejWb5KGO

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

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 33 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\4f1f420b98b6f63eb3642f43f2847954ebf316e05e6f9194ef55f0dd3a46a40e.exe
    "C:\Users\Admin\AppData\Local\Temp\4f1f420b98b6f63eb3642f43f2847954ebf316e05e6f9194ef55f0dd3a46a40e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizQ9075.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizQ9075.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2152
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr746813.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr746813.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1276
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku432071.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku432071.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5016
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5016 -s 1840
          4⤵
          • Program crash
          PID:392
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr723682.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr723682.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1564
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5016 -ip 5016
    1⤵
      PID:4716

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr723682.exe

      Filesize

      176KB

      MD5

      c836f26614268670c47d613b9b679480

      SHA1

      e14366a86d8be7633305f1ab9d2e34186c3c00f0

      SHA256

      b397bfef756835614aa6d6903f39a9d7384e52de6d406d30cd2d175be692c053

      SHA512

      a3ebe4fd67da31db33cfc7c40b76dab9c56d715a165c86be8ae6a5cffef5526e3bbb3cbbb7fac1736d9ae276c5b78473c25344e5fa3b2b3e5927d1514c90da0b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr723682.exe

      Filesize

      176KB

      MD5

      c836f26614268670c47d613b9b679480

      SHA1

      e14366a86d8be7633305f1ab9d2e34186c3c00f0

      SHA256

      b397bfef756835614aa6d6903f39a9d7384e52de6d406d30cd2d175be692c053

      SHA512

      a3ebe4fd67da31db33cfc7c40b76dab9c56d715a165c86be8ae6a5cffef5526e3bbb3cbbb7fac1736d9ae276c5b78473c25344e5fa3b2b3e5927d1514c90da0b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizQ9075.exe

      Filesize

      380KB

      MD5

      43611b7cc4d16ac817647cd06db2a8e1

      SHA1

      4c21a2d22879e501318ca8b2206e4794c2dfebc1

      SHA256

      177cd352902b3dea315e1542d9e66f314ed3ec60d2f3850245005d128f69219e

      SHA512

      e4a8ba8813f842a4b0cbfc9fd3530c46fbbf42cc8f385f76f1b7e7c1e102ad9d3da068659731f3d8435f76c3df0f3702955b36e87df61de1b5fe6f3e1e9556c3

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizQ9075.exe

      Filesize

      380KB

      MD5

      43611b7cc4d16ac817647cd06db2a8e1

      SHA1

      4c21a2d22879e501318ca8b2206e4794c2dfebc1

      SHA256

      177cd352902b3dea315e1542d9e66f314ed3ec60d2f3850245005d128f69219e

      SHA512

      e4a8ba8813f842a4b0cbfc9fd3530c46fbbf42cc8f385f76f1b7e7c1e102ad9d3da068659731f3d8435f76c3df0f3702955b36e87df61de1b5fe6f3e1e9556c3

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr746813.exe

      Filesize

      14KB

      MD5

      e91d639f1b06b4421173f8770d6ba65e

      SHA1

      89892aca9e608492b6dd713ea98c7abefefd146c

      SHA256

      f0bb76709ec843e136a38b8abfee184b479c747312fef1634d9d2631a885bc4b

      SHA512

      4d970c23906913e9e798b0acb6d81a2818eb7281b1226d2c3f7b4ebb24bbe7df73e4cb89ca2f3fd6c67d27afdb93f6e43f06db5afb74e37352598c2332e2d6d8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr746813.exe

      Filesize

      14KB

      MD5

      e91d639f1b06b4421173f8770d6ba65e

      SHA1

      89892aca9e608492b6dd713ea98c7abefefd146c

      SHA256

      f0bb76709ec843e136a38b8abfee184b479c747312fef1634d9d2631a885bc4b

      SHA512

      4d970c23906913e9e798b0acb6d81a2818eb7281b1226d2c3f7b4ebb24bbe7df73e4cb89ca2f3fd6c67d27afdb93f6e43f06db5afb74e37352598c2332e2d6d8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku432071.exe

      Filesize

      295KB

      MD5

      076f050d94349c70fd78ab544b54b051

      SHA1

      a52cb27d5b7c79bea840ba47027918e5528aaf22

      SHA256

      f539911b53b30bb228495a09cf7d36d8ccb3600b96d680420d033cfb9cd3c352

      SHA512

      67cc1bda764ecd5a9d2dcd7f226651283918e02cc1f34f5f78fac066815c83c27a2f6e56e3a6167c257210fb3dca6ded7a6daa137d3429b3c0064dc89c71139f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku432071.exe

      Filesize

      295KB

      MD5

      076f050d94349c70fd78ab544b54b051

      SHA1

      a52cb27d5b7c79bea840ba47027918e5528aaf22

      SHA256

      f539911b53b30bb228495a09cf7d36d8ccb3600b96d680420d033cfb9cd3c352

      SHA512

      67cc1bda764ecd5a9d2dcd7f226651283918e02cc1f34f5f78fac066815c83c27a2f6e56e3a6167c257210fb3dca6ded7a6daa137d3429b3c0064dc89c71139f

    • memory/1276-147-0x0000000000160000-0x000000000016A000-memory.dmp

      Filesize

      40KB

    • memory/1564-1086-0x0000000000F00000-0x0000000000F32000-memory.dmp

      Filesize

      200KB

    • memory/1564-1087-0x0000000005780000-0x0000000005790000-memory.dmp

      Filesize

      64KB

    • memory/5016-189-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-203-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-155-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-156-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-158-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-161-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-160-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-163-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-167-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-165-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-164-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-169-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-171-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-173-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-175-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-177-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-179-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-181-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-183-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-185-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-187-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-153-0x0000000002130000-0x000000000217B000-memory.dmp

      Filesize

      300KB

    • memory/5016-191-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-193-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-195-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-197-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-199-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-154-0x0000000004DF0000-0x0000000005394000-memory.dmp

      Filesize

      5.6MB

    • memory/5016-201-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-205-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-207-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-209-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-211-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-213-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-215-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-217-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-219-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-221-0x0000000002510000-0x000000000254F000-memory.dmp

      Filesize

      252KB

    • memory/5016-1064-0x00000000053A0000-0x00000000059B8000-memory.dmp

      Filesize

      6.1MB

    • memory/5016-1065-0x00000000059C0000-0x0000000005ACA000-memory.dmp

      Filesize

      1.0MB

    • memory/5016-1066-0x00000000027A0000-0x00000000027B2000-memory.dmp

      Filesize

      72KB

    • memory/5016-1067-0x0000000004D40000-0x0000000004D7C000-memory.dmp

      Filesize

      240KB

    • memory/5016-1068-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-1070-0x0000000005CF0000-0x0000000005D82000-memory.dmp

      Filesize

      584KB

    • memory/5016-1071-0x0000000005D90000-0x0000000005DF6000-memory.dmp

      Filesize

      408KB

    • memory/5016-1072-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-1074-0x00000000064C0000-0x0000000006682000-memory.dmp

      Filesize

      1.8MB

    • memory/5016-1073-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-1075-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB

    • memory/5016-1076-0x0000000006690000-0x0000000006BBC000-memory.dmp

      Filesize

      5.2MB

    • memory/5016-1077-0x0000000006D00000-0x0000000006D76000-memory.dmp

      Filesize

      472KB

    • memory/5016-1078-0x0000000006D80000-0x0000000006DD0000-memory.dmp

      Filesize

      320KB

    • memory/5016-1079-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

      Filesize

      64KB