Analysis

  • max time kernel
    91s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-05-2024 10:23

General

  • Target

    b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe

  • Size

    260KB

  • MD5

    897fd3f2dcaa979302a91993d49b946b

  • SHA1

    64c64ce4139a0579a24a53712b8bc92d44d50038

  • SHA256

    b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1

  • SHA512

    1ac5ff59c0233e1f5fde41d12719f2763f7d10ed2da66e2180e021f6963ad2640c2a9d33294769b03fa9094aab4591bf89728250e969e793a73aec75505718cd

  • SSDEEP

    6144:rqv0lBhwYNI2gb37JzcV1xZZnjdKrHrczHlw6YB43+v:mb3hcV1xjJSHQzHlPS43+

Malware Config

Extracted

Family

redline

Botnet

5637482599

C2

https://pastebin.com/raw/NgsUAPya

Signatures

  • Detect ZGRat V1 1 IoCs
  • RedLine

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

  • RedLine payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • 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
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe
    "C:\Users\Admin\AppData\Local\Temp\b402bc88622f32efecb63d8ff1676cd4621d0d4752b3749a37d0e855480ef4d1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2844-14-0x0000000075130000-0x00000000758E1000-memory.dmp

    Filesize

    7.7MB

  • memory/2844-20-0x0000000006FC0000-0x0000000007052000-memory.dmp

    Filesize

    584KB

  • memory/2844-15-0x00000000068F0000-0x000000000692C000-memory.dmp

    Filesize

    240KB

  • memory/2844-5-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2844-25-0x0000000075130000-0x00000000758E1000-memory.dmp

    Filesize

    7.7MB

  • memory/2844-8-0x00000000055C0000-0x0000000005626000-memory.dmp

    Filesize

    408KB

  • memory/2844-10-0x0000000075130000-0x00000000758E1000-memory.dmp

    Filesize

    7.7MB

  • memory/2844-12-0x0000000005AE0000-0x0000000005AF2000-memory.dmp

    Filesize

    72KB

  • memory/2844-16-0x0000000006930000-0x000000000697C000-memory.dmp

    Filesize

    304KB

  • memory/2844-13-0x0000000005C10000-0x0000000005D1A000-memory.dmp

    Filesize

    1.0MB

  • memory/2844-23-0x0000000007A40000-0x0000000007A90000-memory.dmp

    Filesize

    320KB

  • memory/2844-22-0x0000000006E30000-0x0000000006E4E000-memory.dmp

    Filesize

    120KB

  • memory/2844-11-0x00000000060D0000-0x00000000066E8000-memory.dmp

    Filesize

    6.1MB

  • memory/2844-17-0x0000000006C50000-0x0000000006E12000-memory.dmp

    Filesize

    1.8MB

  • memory/2844-18-0x0000000007350000-0x000000000787C000-memory.dmp

    Filesize

    5.2MB

  • memory/2844-19-0x0000000007E30000-0x00000000083D6000-memory.dmp

    Filesize

    5.6MB

  • memory/2844-21-0x0000000006EA0000-0x0000000006F16000-memory.dmp

    Filesize

    472KB

  • memory/2852-1-0x0000000000D10000-0x0000000000D54000-memory.dmp

    Filesize

    272KB

  • memory/2852-4-0x0000000075130000-0x00000000758E1000-memory.dmp

    Filesize

    7.7MB

  • memory/2852-26-0x0000000075130000-0x00000000758E1000-memory.dmp

    Filesize

    7.7MB

  • memory/2852-9-0x0000000075130000-0x00000000758E1000-memory.dmp

    Filesize

    7.7MB

  • memory/2852-0-0x000000007513E000-0x000000007513F000-memory.dmp

    Filesize

    4KB