Analysis

  • max time kernel
    266s
  • max time network
    97s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2022 13:54

General

  • Target

    photoshop.exe

  • Size

    4.7MB

  • MD5

    53db74cccfa08badc51bbcf2aa9fcbf0

  • SHA1

    72eac60ae7d95e17bd4dbf2bc9da1daa802111a7

  • SHA256

    7be64a3fd654b4217c6cf82e6de8fa45e30555b58e7422d77ab49da2f6a10a57

  • SHA512

    0d7e22f6a766b8c1d5d72c250c59afb2127032f2312efaaad114ffe8bc12edcbb5439735b43250a2319cd5473f42b9b2eba813d1d2c04f10ccdc78a60d02f8d6

Malware Config

Extracted

Family

redline

C2

185.200.191.18:80

Attributes
  • auth_value

    957400b0c8387b1ada235531e7d098ac

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 4 IoCs
  • YTStealer

    YTStealer is a malware designed to steal YouTube authentication cookies.

  • YTStealer payload 3 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\photoshop.exe
    "C:\Users\Admin\AppData\Local\Temp\photoshop.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:604
    • C:\Users\Admin\AppData\Roaming\@kardibe_crypted.exe
      C:\Users\Admin\AppData\Roaming\@kardibe_crypted.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:180688
        • C:\Users\Admin\AppData\Local\Temp\Starter.exe
          "C:\Users\Admin\AppData\Local\Temp\Starter.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:181000
    • C:\Users\Admin\AppData\Roaming\5392915961.exe
      C:\Users\Admin\AppData\Roaming\5392915961.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1664
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell "" "Get-WmiObject Win32_PortConnector"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:181188

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Starter.exe
    Filesize

    18KB

    MD5

    1e318a6152ba2941f2d8e4d4964507bc

    SHA1

    acccf2089930a983590a112b7942cb3a43c16bff

    SHA256

    9c69491490426b733b32c024c92f71cca58a4e19e5360a280ba28437a941b8a1

    SHA512

    d7c1874b5713ab1401e512a081a3b69c5dda2a7dfe04f725a100ea8089bf6040a91d5ecd6089d9c9cea937d6dee4147828caaa42636d371d7f2122ebce5200a1

  • C:\Users\Admin\AppData\Local\Temp\Starter.exe
    Filesize

    18KB

    MD5

    1e318a6152ba2941f2d8e4d4964507bc

    SHA1

    acccf2089930a983590a112b7942cb3a43c16bff

    SHA256

    9c69491490426b733b32c024c92f71cca58a4e19e5360a280ba28437a941b8a1

    SHA512

    d7c1874b5713ab1401e512a081a3b69c5dda2a7dfe04f725a100ea8089bf6040a91d5ecd6089d9c9cea937d6dee4147828caaa42636d371d7f2122ebce5200a1

  • C:\Users\Admin\AppData\Roaming\5392915961.exe
    Filesize

    4.0MB

    MD5

    098155045d3e602f57fee49aae5f21cc

    SHA1

    95755d905746a7ea9adab4023da70f5882f8a9be

    SHA256

    e56a0030c158edcf8ed747320d49e72b0c11b79285b850c4f9848d48febf002c

    SHA512

    8cfc7704a859d52a4f9f43cff8e5f5e6b6b0c7ca8140a854180a975ff7e1478c25d32833fc45a5d57bf56137d52b8368bf34dd19659f1c50e09c7709949c0991

  • C:\Users\Admin\AppData\Roaming\@kardibe_crypted.exe
    Filesize

    2.4MB

    MD5

    fdd4cddf87a834e2db017ecc8eb907e2

    SHA1

    7c20b1504c9a728706726def51f3ecb688b4f1af

    SHA256

    f4f087de01ef8ba256418cd097100f4f2f1ca4e1a5b010dc7482457d242e478e

    SHA512

    0b8eadb7be72500d9e68f6ed72aca9432b1c9305fede39b0a8e66273c50007902a69f828d647dad4a0738fc0841221e67e6c79b0bfbf71a5dfd3f562001d3880

  • \Users\Admin\AppData\Local\Temp\Starter.exe
    Filesize

    18KB

    MD5

    1e318a6152ba2941f2d8e4d4964507bc

    SHA1

    acccf2089930a983590a112b7942cb3a43c16bff

    SHA256

    9c69491490426b733b32c024c92f71cca58a4e19e5360a280ba28437a941b8a1

    SHA512

    d7c1874b5713ab1401e512a081a3b69c5dda2a7dfe04f725a100ea8089bf6040a91d5ecd6089d9c9cea937d6dee4147828caaa42636d371d7f2122ebce5200a1

  • \Users\Admin\AppData\Roaming\5392915961.exe
    Filesize

    4.0MB

    MD5

    098155045d3e602f57fee49aae5f21cc

    SHA1

    95755d905746a7ea9adab4023da70f5882f8a9be

    SHA256

    e56a0030c158edcf8ed747320d49e72b0c11b79285b850c4f9848d48febf002c

    SHA512

    8cfc7704a859d52a4f9f43cff8e5f5e6b6b0c7ca8140a854180a975ff7e1478c25d32833fc45a5d57bf56137d52b8368bf34dd19659f1c50e09c7709949c0991

  • \Users\Admin\AppData\Roaming\5392915961.exe
    Filesize

    4.0MB

    MD5

    098155045d3e602f57fee49aae5f21cc

    SHA1

    95755d905746a7ea9adab4023da70f5882f8a9be

    SHA256

    e56a0030c158edcf8ed747320d49e72b0c11b79285b850c4f9848d48febf002c

    SHA512

    8cfc7704a859d52a4f9f43cff8e5f5e6b6b0c7ca8140a854180a975ff7e1478c25d32833fc45a5d57bf56137d52b8368bf34dd19659f1c50e09c7709949c0991

  • \Users\Admin\AppData\Roaming\@kardibe_crypted.exe
    Filesize

    2.4MB

    MD5

    fdd4cddf87a834e2db017ecc8eb907e2

    SHA1

    7c20b1504c9a728706726def51f3ecb688b4f1af

    SHA256

    f4f087de01ef8ba256418cd097100f4f2f1ca4e1a5b010dc7482457d242e478e

    SHA512

    0b8eadb7be72500d9e68f6ed72aca9432b1c9305fede39b0a8e66273c50007902a69f828d647dad4a0738fc0841221e67e6c79b0bfbf71a5dfd3f562001d3880

  • \Users\Admin\AppData\Roaming\@kardibe_crypted.exe
    Filesize

    2.4MB

    MD5

    fdd4cddf87a834e2db017ecc8eb907e2

    SHA1

    7c20b1504c9a728706726def51f3ecb688b4f1af

    SHA256

    f4f087de01ef8ba256418cd097100f4f2f1ca4e1a5b010dc7482457d242e478e

    SHA512

    0b8eadb7be72500d9e68f6ed72aca9432b1c9305fede39b0a8e66273c50007902a69f828d647dad4a0738fc0841221e67e6c79b0bfbf71a5dfd3f562001d3880

  • memory/604-54-0x0000000075F81000-0x0000000075F83000-memory.dmp
    Filesize

    8KB

  • memory/1664-63-0x0000000001290000-0x00000000020A2000-memory.dmp
    Filesize

    14.1MB

  • memory/1664-91-0x0000000001290000-0x00000000020A2000-memory.dmp
    Filesize

    14.1MB

  • memory/1664-61-0x0000000000000000-mapping.dmp
  • memory/1664-75-0x0000000001290000-0x00000000020A2000-memory.dmp
    Filesize

    14.1MB

  • memory/1784-57-0x0000000000000000-mapping.dmp
  • memory/180688-72-0x0000000000090000-0x00000000000B0000-memory.dmp
    Filesize

    128KB

  • memory/180688-73-0x0000000000090000-0x00000000000B0000-memory.dmp
    Filesize

    128KB

  • memory/180688-71-0x00000000000AA7CE-mapping.dmp
  • memory/180688-64-0x0000000000090000-0x00000000000B0000-memory.dmp
    Filesize

    128KB

  • memory/180688-66-0x0000000000090000-0x00000000000B0000-memory.dmp
    Filesize

    128KB

  • memory/181000-77-0x0000000000000000-mapping.dmp
  • memory/181000-81-0x0000000000120000-0x000000000012A000-memory.dmp
    Filesize

    40KB

  • memory/181188-83-0x000007FEFC251000-0x000007FEFC253000-memory.dmp
    Filesize

    8KB

  • memory/181188-84-0x000007FEF4690000-0x000007FEF50B3000-memory.dmp
    Filesize

    10.1MB

  • memory/181188-86-0x0000000002704000-0x0000000002707000-memory.dmp
    Filesize

    12KB

  • memory/181188-85-0x000007FEF2CC0000-0x000007FEF381D000-memory.dmp
    Filesize

    11.4MB

  • memory/181188-87-0x000000001B890000-0x000000001BB8F000-memory.dmp
    Filesize

    3.0MB

  • memory/181188-88-0x000000000270B000-0x000000000272A000-memory.dmp
    Filesize

    124KB

  • memory/181188-89-0x0000000002704000-0x0000000002707000-memory.dmp
    Filesize

    12KB

  • memory/181188-90-0x000000000270B000-0x000000000272A000-memory.dmp
    Filesize

    124KB

  • memory/181188-82-0x0000000000000000-mapping.dmp