Analysis

  • max time kernel
    28s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-05-2023 18:57

General

  • Target

    e88c37f1bb15fcbe857ee8c4d526153f.exe

  • Size

    1.9MB

  • MD5

    e88c37f1bb15fcbe857ee8c4d526153f

  • SHA1

    c52537d8b02f5c9c9ea40f78a7e2c9f8dc78225b

  • SHA256

    9fbc398697579871e9ed351b5874acacb8b435178b32ff6506a03e5738b2e75f

  • SHA512

    8065ee3b4fd2130549f016c5accb5f8347812b2b0cf6cc97bf712e6b34d30d3dd893dbcf250db60bd0d17550e36462dce4d3ae33858007af2e19e7ad71e44164

  • SSDEEP

    49152:IBJ/2XAf/cdSy4ihSiudHKWw7YYlMDFUjcgbeR:ywXI0c5icLKJEYlIFicWe

Malware Config

Extracted

Family

redline

Botnet

RED

C2

79.137.202.0:81

Attributes
  • auth_value

    49e32ec54afd3f75dadad05dbf2e524f

Signatures

  • RedLine

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • 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).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e88c37f1bb15fcbe857ee8c4d526153f.exe
    "C:\Users\Admin\AppData\Local\Temp\e88c37f1bb15fcbe857ee8c4d526153f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:556
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:552
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 556 -s 72
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:1720

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • \Users\Admin\AppData\Local\Temp\RarSFX0\cqb3grs.exe

    Filesize

    1.3MB

    MD5

    3681076e0468f402f6a12e9d586c24b1

    SHA1

    92d9039e76ad9166b00d38100994f86ad712818d

    SHA256

    e6c6df931d2d1b58840c66475e55e659146cc677dd1a90adbbb160911169329f

    SHA512

    5615fc46b28796034a2120a69113e5e18d94545b88370384ae0807090300b1c73a130a9e8e3ce8fe6f6e9148f6944a5f0fc0bccece84206b94b25be30cd73828

  • memory/552-79-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/552-82-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/552-81-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/552-75-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/552-74-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/552-85-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/552-87-0x0000000004850000-0x0000000004890000-memory.dmp

    Filesize

    256KB

  • memory/552-88-0x0000000004850000-0x0000000004890000-memory.dmp

    Filesize

    256KB