Analysis

  • max time kernel
    76s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 22:57

General

  • Target

    a5de257327e288fa0fa23cc3fb9e93dabd3dfaf6ac4cc44fc964ed661ab56d1c.exe

  • Size

    544KB

  • MD5

    c1e8dd283a3b23160e0a47ec57b5e25b

  • SHA1

    cca22c2bf7636fc95dcf12c8bc5786fde1e31b52

  • SHA256

    a5de257327e288fa0fa23cc3fb9e93dabd3dfaf6ac4cc44fc964ed661ab56d1c

  • SHA512

    2f5799738b71fdbfd6705ece706d01c7bd33e701c79e00afbfe7b683b157d7402f9a03feda53622cc5300b2f45f15567c0237230d0a46abd4ad677d14d7bf3b1

  • SSDEEP

    12288:ZMrWy90TRq/PqFNMZzgxq6UoMLOw70QOGUlLpNTl5a:zyiRq/PuPpMaYqGUs

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

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\a5de257327e288fa0fa23cc3fb9e93dabd3dfaf6ac4cc44fc964ed661ab56d1c.exe
    "C:\Users\Admin\AppData\Local\Temp\a5de257327e288fa0fa23cc3fb9e93dabd3dfaf6ac4cc44fc964ed661ab56d1c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4660.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4660.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h07Zb31.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h07Zb31.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1912
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iPSwe39.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iPSwe39.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 1348
          4⤵
          • Program crash
          PID:4420
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97hg09.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97hg09.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4496
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4528 -ip 4528
    1⤵
      PID:4024

    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\l97hg09.exe
      Filesize

      175KB

      MD5

      50809fe16d7c482c1f4a2ea19fdcbc0a

      SHA1

      11b6f69c06a724da15183b16039c5cbc86016158

      SHA256

      09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

      SHA512

      c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l97hg09.exe
      Filesize

      175KB

      MD5

      50809fe16d7c482c1f4a2ea19fdcbc0a

      SHA1

      11b6f69c06a724da15183b16039c5cbc86016158

      SHA256

      09917b67829de37b5d6be8115c8f8321f436554f426a24e079257a8368051cb1

      SHA512

      c35170e5eb6dabda9fd2d289153df829957ca8e9665178529a1ba36395155bb34f489372993ec694d10bea490c86cef2ae152e2df480288aca8e796ba135261f

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4660.exe
      Filesize

      402KB

      MD5

      67de7bb62d7265ea17e0dcec1dbcce22

      SHA1

      a864d88a7ecdeb360540eeb3bb482bd4a72fb907

      SHA256

      d108581a5f3265acf90412a123be6c8bc11decf0794e199c8988b5ab725d059d

      SHA512

      832e6dd7380fc07c5b7f295cf0d50f41623f7264d185c070dd2c009cd05948a940d7f3d857666f860e435cf663fc0e2d43eeb470d0a049b5fde7879f43b8c6d2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba4660.exe
      Filesize

      402KB

      MD5

      67de7bb62d7265ea17e0dcec1dbcce22

      SHA1

      a864d88a7ecdeb360540eeb3bb482bd4a72fb907

      SHA256

      d108581a5f3265acf90412a123be6c8bc11decf0794e199c8988b5ab725d059d

      SHA512

      832e6dd7380fc07c5b7f295cf0d50f41623f7264d185c070dd2c009cd05948a940d7f3d857666f860e435cf663fc0e2d43eeb470d0a049b5fde7879f43b8c6d2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h07Zb31.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h07Zb31.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iPSwe39.exe
      Filesize

      349KB

      MD5

      7c07530543f26442ae6befc03070f861

      SHA1

      2f11e127a9687fe39a333c7a29d972d956ab3370

      SHA256

      fc739eb732b07f2ec9255658636ab62c1496702286d02b3e885c8a210f8050ec

      SHA512

      f53c13b11a1924c1aa43f28492cbff84dc8f2ab575c9dc3014db378fb83b239b50f68ddf13f545b9fe97d86a87888ba6cef2f551e98d79776843a9d2386f7b27

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\iPSwe39.exe
      Filesize

      349KB

      MD5

      7c07530543f26442ae6befc03070f861

      SHA1

      2f11e127a9687fe39a333c7a29d972d956ab3370

      SHA256

      fc739eb732b07f2ec9255658636ab62c1496702286d02b3e885c8a210f8050ec

      SHA512

      f53c13b11a1924c1aa43f28492cbff84dc8f2ab575c9dc3014db378fb83b239b50f68ddf13f545b9fe97d86a87888ba6cef2f551e98d79776843a9d2386f7b27

    • memory/1912-147-0x0000000000990000-0x000000000099A000-memory.dmp
      Filesize

      40KB

    • memory/1912-148-0x000000001B4D0000-0x000000001B61E000-memory.dmp
      Filesize

      1.3MB

    • memory/1912-150-0x000000001B4D0000-0x000000001B61E000-memory.dmp
      Filesize

      1.3MB

    • memory/4496-1087-0x00000000006E0000-0x0000000000712000-memory.dmp
      Filesize

      200KB

    • memory/4496-1088-0x00000000052C0000-0x00000000052D0000-memory.dmp
      Filesize

      64KB

    • memory/4528-189-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-201-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-157-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-159-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-160-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-161-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-165-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-163-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-167-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-169-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-171-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-173-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-175-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-177-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-179-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-181-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-185-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-187-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-183-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-156-0x0000000002360000-0x00000000023AB000-memory.dmp
      Filesize

      300KB

    • memory/4528-191-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-193-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-195-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-197-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-199-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-158-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-203-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-205-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-207-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-209-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-211-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-213-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-215-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-217-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-219-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-221-0x0000000002750000-0x000000000278E000-memory.dmp
      Filesize

      248KB

    • memory/4528-1066-0x0000000005510000-0x0000000005B28000-memory.dmp
      Filesize

      6.1MB

    • memory/4528-1067-0x0000000005B30000-0x0000000005C3A000-memory.dmp
      Filesize

      1.0MB

    • memory/4528-1068-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/4528-1069-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/4528-1070-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-1072-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/4528-1073-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-1075-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/4528-1076-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-1074-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB

    • memory/4528-1077-0x0000000006700000-0x0000000006776000-memory.dmp
      Filesize

      472KB

    • memory/4528-1078-0x0000000006780000-0x00000000067D0000-memory.dmp
      Filesize

      320KB

    • memory/4528-155-0x0000000004F60000-0x0000000005504000-memory.dmp
      Filesize

      5.6MB

    • memory/4528-1079-0x0000000006930000-0x0000000006AF2000-memory.dmp
      Filesize

      1.8MB

    • memory/4528-1080-0x0000000006B10000-0x000000000703C000-memory.dmp
      Filesize

      5.2MB

    • memory/4528-1081-0x0000000004F50000-0x0000000004F60000-memory.dmp
      Filesize

      64KB