Analysis

  • max time kernel
    86s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2023 21:52

General

  • Target

    435edbe209f563720d823fc10923a9ff1c54fc79b1bda8b734dab8b9f420414d.exe

  • Size

    522KB

  • MD5

    8514165b8e563b66a85c402577ecda2a

  • SHA1

    d175428295519889d2002103a5b6f4864151a173

  • SHA256

    435edbe209f563720d823fc10923a9ff1c54fc79b1bda8b734dab8b9f420414d

  • SHA512

    1aefcef57283514845062f9adac0d8cfc57e4af1f0852dde651e87b182db388d79a4bf654a213441d1ae88818ae735a34bb539e1bc2ccfb45c9c98236d58cbeb

  • SSDEEP

    12288:eMr7y90I8EFbnH+NA/KA3sRrwMShCcJsFhfWijPfiCa3:1yT8+eNdR7SYcqTPaP

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\435edbe209f563720d823fc10923a9ff1c54fc79b1bda8b734dab8b9f420414d.exe
    "C:\Users\Admin\AppData\Local\Temp\435edbe209f563720d823fc10923a9ff1c54fc79b1bda8b734dab8b9f420414d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4780
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziEf5759.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziEf5759.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3516
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr247490.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr247490.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3164
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku271553.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku271553.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 1328
          4⤵
          • Program crash
          PID:388
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr937772.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr937772.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2400
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 228 -ip 228
    1⤵
      PID:2524

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr937772.exe
      Filesize

      175KB

      MD5

      7b5be8375b90069d32475f463b92cc8e

      SHA1

      46cf3ace67ae4bbadab7dc0db11668a2e3463291

      SHA256

      43a46007ac7ca11defff8501c3423fe3926ee68aeef67df4f2991271fa30b255

      SHA512

      28e2696e0872718368e83eb697ff6290ca8d5ad3e99be344a6b09181b3bdbf3e25b857ca14440ba2b0c16003178d53c566bed5497c34e4aed2520a39473d5710

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr937772.exe
      Filesize

      175KB

      MD5

      7b5be8375b90069d32475f463b92cc8e

      SHA1

      46cf3ace67ae4bbadab7dc0db11668a2e3463291

      SHA256

      43a46007ac7ca11defff8501c3423fe3926ee68aeef67df4f2991271fa30b255

      SHA512

      28e2696e0872718368e83eb697ff6290ca8d5ad3e99be344a6b09181b3bdbf3e25b857ca14440ba2b0c16003178d53c566bed5497c34e4aed2520a39473d5710

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziEf5759.exe
      Filesize

      380KB

      MD5

      dda7f20210747c9828e47ba2153e246b

      SHA1

      58c38fea02b562885d04469a26f95e715aa6156d

      SHA256

      b1969fa9a695461f6cd4f11075e8d9b62f8c3ad6a55652cd39baec405ecf6990

      SHA512

      f5ac36bbae232df0c50668a8c079823e976ff8f110cdde1e994ce81a727c9e273e28b6b2a02007d250a8a9f090756e77aef57e798aeed642fdb91d95b3d086b5

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziEf5759.exe
      Filesize

      380KB

      MD5

      dda7f20210747c9828e47ba2153e246b

      SHA1

      58c38fea02b562885d04469a26f95e715aa6156d

      SHA256

      b1969fa9a695461f6cd4f11075e8d9b62f8c3ad6a55652cd39baec405ecf6990

      SHA512

      f5ac36bbae232df0c50668a8c079823e976ff8f110cdde1e994ce81a727c9e273e28b6b2a02007d250a8a9f090756e77aef57e798aeed642fdb91d95b3d086b5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr247490.exe
      Filesize

      15KB

      MD5

      6e66e6f626242e723a54ff58951ef265

      SHA1

      6c9033bbde13cdf02998cfee242c7dd5ca29261e

      SHA256

      80205a6dd31edab4a35829f7125d58ad960995a899a24f21e3a9b8f41f1ccfca

      SHA512

      708d60b53d263c3ca3b412f60d1f3e72f19c3243cacb98aa0f06b94da338a847e69c212e3500518892179f4a23d04c60e031f73a66a289e5274c9e44f83e050e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr247490.exe
      Filesize

      15KB

      MD5

      6e66e6f626242e723a54ff58951ef265

      SHA1

      6c9033bbde13cdf02998cfee242c7dd5ca29261e

      SHA256

      80205a6dd31edab4a35829f7125d58ad960995a899a24f21e3a9b8f41f1ccfca

      SHA512

      708d60b53d263c3ca3b412f60d1f3e72f19c3243cacb98aa0f06b94da338a847e69c212e3500518892179f4a23d04c60e031f73a66a289e5274c9e44f83e050e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku271553.exe
      Filesize

      295KB

      MD5

      04203303e53f31b380c793d7efb84c0b

      SHA1

      94c99d2c78b3bf786ba7e5c032d709d44d7dbd4e

      SHA256

      55db3169f05771313850f4432742d266e891e2ef7c45b54e1054d6e73cba1900

      SHA512

      1f2ce66136385bb3f032f713ac04b97589f31e477a23ed39b02b067de836dc2d45cdb632cf6aff6bce7b485496376a9017dd10e58ed1ce14041799b7659560ae

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku271553.exe
      Filesize

      295KB

      MD5

      04203303e53f31b380c793d7efb84c0b

      SHA1

      94c99d2c78b3bf786ba7e5c032d709d44d7dbd4e

      SHA256

      55db3169f05771313850f4432742d266e891e2ef7c45b54e1054d6e73cba1900

      SHA512

      1f2ce66136385bb3f032f713ac04b97589f31e477a23ed39b02b067de836dc2d45cdb632cf6aff6bce7b485496376a9017dd10e58ed1ce14041799b7659560ae

    • memory/228-153-0x0000000000740000-0x000000000078B000-memory.dmp
      Filesize

      300KB

    • memory/228-154-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-156-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-157-0x0000000004B40000-0x00000000050E4000-memory.dmp
      Filesize

      5.6MB

    • memory/228-155-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-158-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-159-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-161-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-163-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-165-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-167-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-169-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-171-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-173-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-175-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-177-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-179-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-181-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-183-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-185-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-187-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-189-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-191-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-193-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-195-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-197-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-199-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-201-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-203-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-205-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-207-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-209-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-211-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-213-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-215-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-217-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-219-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-221-0x0000000004A80000-0x0000000004ABF000-memory.dmp
      Filesize

      252KB

    • memory/228-1064-0x00000000050F0000-0x0000000005708000-memory.dmp
      Filesize

      6.1MB

    • memory/228-1065-0x0000000005760000-0x000000000586A000-memory.dmp
      Filesize

      1.0MB

    • memory/228-1066-0x00000000058A0000-0x00000000058B2000-memory.dmp
      Filesize

      72KB

    • memory/228-1067-0x00000000058C0000-0x00000000058FC000-memory.dmp
      Filesize

      240KB

    • memory/228-1068-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-1070-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-1071-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-1072-0x0000000005BB0000-0x0000000005C16000-memory.dmp
      Filesize

      408KB

    • memory/228-1073-0x0000000006360000-0x00000000063F2000-memory.dmp
      Filesize

      584KB

    • memory/228-1074-0x0000000004B30000-0x0000000004B40000-memory.dmp
      Filesize

      64KB

    • memory/228-1075-0x0000000006450000-0x00000000064C6000-memory.dmp
      Filesize

      472KB

    • memory/228-1076-0x00000000064E0000-0x0000000006530000-memory.dmp
      Filesize

      320KB

    • memory/228-1078-0x0000000006560000-0x0000000006722000-memory.dmp
      Filesize

      1.8MB

    • memory/228-1079-0x0000000006730000-0x0000000006C5C000-memory.dmp
      Filesize

      5.2MB

    • memory/2400-1087-0x0000000000630000-0x0000000000662000-memory.dmp
      Filesize

      200KB

    • memory/2400-1088-0x0000000002A50000-0x0000000002A60000-memory.dmp
      Filesize

      64KB

    • memory/2400-1089-0x0000000002A50000-0x0000000002A60000-memory.dmp
      Filesize

      64KB

    • memory/3164-147-0x00000000000A0000-0x00000000000AA000-memory.dmp
      Filesize

      40KB