Analysis

  • max time kernel
    78s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-03-2023 13:54

General

  • Target

    b7e51552346f8977cfab48ff24bcb4f369af446111e5391239cb7bdfc4055658.exe

  • Size

    536KB

  • MD5

    f163827178e7044cd35f16e84cc320a1

  • SHA1

    553f45493e2d330458bce3298b48523f4d859edd

  • SHA256

    b7e51552346f8977cfab48ff24bcb4f369af446111e5391239cb7bdfc4055658

  • SHA512

    4140156471273bad264c2fc551d10e7a632d4a2023e348bae91ed0952a3085aecd9b6bc194bca0e284e659ecfce91ff05a7dc8964251101e85d05d7ca4022c16

  • SSDEEP

    12288:3MrOy905QHy+daQ3SdHjAiYkR3N6DklOdkZsy4jewO7Y2F:lyyL+daQ3SdDAiYkR3EQOyZsy452F

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

polo

C2

193.233.20.31:4125

Attributes
  • auth_value

    f1a1b1041a864e0f1f788d42ececa8b3

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 34 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\b7e51552346f8977cfab48ff24bcb4f369af446111e5391239cb7bdfc4055658.exe
    "C:\Users\Admin\AppData\Local\Temp\b7e51552346f8977cfab48ff24bcb4f369af446111e5391239cb7bdfc4055658.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3167.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3167.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1448
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9617.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9617.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1592
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1414.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1414.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3904
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3904 -s 1888
          4⤵
          • Program crash
          PID:4780
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si821135.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si821135.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1604
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3904 -ip 3904
    1⤵
      PID:3192

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si821135.exe

      Filesize

      175KB

      MD5

      44a26d7004f8b65e1a8bac0ccac86d6a

      SHA1

      30b583c2c04c1167703ae255b4d44b96b411c8ff

      SHA256

      37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

      SHA512

      17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si821135.exe

      Filesize

      175KB

      MD5

      44a26d7004f8b65e1a8bac0ccac86d6a

      SHA1

      30b583c2c04c1167703ae255b4d44b96b411c8ff

      SHA256

      37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

      SHA512

      17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3167.exe

      Filesize

      394KB

      MD5

      b34206141f22d8d8ae7a96418f1dab71

      SHA1

      303a74aee6bdf742b7c868886439058026baf70e

      SHA256

      e6a586dcb550c652ae816224285f9abcd49d184c11987c0588e0e4eed2239200

      SHA512

      15763b13542b89d5915f876c87d94da349fae1908089c9e1437eadaf73436893be9f7c2c9925d5a5d4ca2126077ff62c96604ab9cfbfe00a6295235c77df7578

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3167.exe

      Filesize

      394KB

      MD5

      b34206141f22d8d8ae7a96418f1dab71

      SHA1

      303a74aee6bdf742b7c868886439058026baf70e

      SHA256

      e6a586dcb550c652ae816224285f9abcd49d184c11987c0588e0e4eed2239200

      SHA512

      15763b13542b89d5915f876c87d94da349fae1908089c9e1437eadaf73436893be9f7c2c9925d5a5d4ca2126077ff62c96604ab9cfbfe00a6295235c77df7578

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9617.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9617.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1414.exe

      Filesize

      468KB

      MD5

      7b82598f880a3819b3a0d996675679b4

      SHA1

      c6373bf40199181258b87c601eff7c2ee4c77ee5

      SHA256

      97d33dda56b59c90e4aef0bf83dc1d80736a4556d9c76e4f0dfb3f6cf289e615

      SHA512

      4ad5ed82b4191c18a296f68e182c6ab879257eaf919fcde3bac23677363fb487186e59e58d92de4d61c6424444116042b0cabf392ad61950cf30a5fa648d7060

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1414.exe

      Filesize

      468KB

      MD5

      7b82598f880a3819b3a0d996675679b4

      SHA1

      c6373bf40199181258b87c601eff7c2ee4c77ee5

      SHA256

      97d33dda56b59c90e4aef0bf83dc1d80736a4556d9c76e4f0dfb3f6cf289e615

      SHA512

      4ad5ed82b4191c18a296f68e182c6ab879257eaf919fcde3bac23677363fb487186e59e58d92de4d61c6424444116042b0cabf392ad61950cf30a5fa648d7060

    • memory/1592-147-0x0000000000410000-0x000000000041A000-memory.dmp

      Filesize

      40KB

    • memory/1604-1084-0x0000000000540000-0x0000000000572000-memory.dmp

      Filesize

      200KB

    • memory/1604-1085-0x0000000005190000-0x00000000051A0000-memory.dmp

      Filesize

      64KB

    • memory/3904-187-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-197-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-155-0x0000000004B90000-0x0000000005134000-memory.dmp

      Filesize

      5.6MB

    • memory/3904-156-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-157-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-159-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-161-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-163-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-165-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-167-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-169-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-171-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-173-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-175-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-177-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-179-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-181-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-183-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB

    • memory/3904-184-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-153-0x0000000000500000-0x000000000054B000-memory.dmp

      Filesize

      300KB

    • memory/3904-185-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB

    • memory/3904-189-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-191-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-193-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-195-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-154-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB

    • memory/3904-201-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-199-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-203-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-205-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-207-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-209-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-211-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-213-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-215-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-217-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-221-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-219-0x00000000051A0000-0x00000000051DE000-memory.dmp

      Filesize

      248KB

    • memory/3904-1064-0x0000000005240000-0x0000000005858000-memory.dmp

      Filesize

      6.1MB

    • memory/3904-1065-0x00000000058E0000-0x00000000059EA000-memory.dmp

      Filesize

      1.0MB

    • memory/3904-1066-0x0000000005A20000-0x0000000005A32000-memory.dmp

      Filesize

      72KB

    • memory/3904-1067-0x0000000005A40000-0x0000000005A7C000-memory.dmp

      Filesize

      240KB

    • memory/3904-1068-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB

    • memory/3904-1070-0x0000000005D30000-0x0000000005D96000-memory.dmp

      Filesize

      408KB

    • memory/3904-1071-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB

    • memory/3904-1072-0x00000000063E0000-0x0000000006472000-memory.dmp

      Filesize

      584KB

    • memory/3904-1073-0x00000000064D0000-0x0000000006546000-memory.dmp

      Filesize

      472KB

    • memory/3904-1074-0x0000000006560000-0x00000000065B0000-memory.dmp

      Filesize

      320KB

    • memory/3904-1076-0x00000000066D0000-0x0000000006892000-memory.dmp

      Filesize

      1.8MB

    • memory/3904-1075-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB

    • memory/3904-1077-0x00000000068B0000-0x0000000006DDC000-memory.dmp

      Filesize

      5.2MB

    • memory/3904-1078-0x0000000002170000-0x0000000002180000-memory.dmp

      Filesize

      64KB