Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-02-2023 14:50

General

  • Target

    RustMacros.exe

  • Size

    433KB

  • MD5

    41789be9f31e23d811d63f299213388c

  • SHA1

    1ccc532526400d86c23a52f557b0b2658aa48244

  • SHA256

    92c1262450cc6e53470e4aca37d4eaec1ffb55b1238883579ab3a76b5fbb7200

  • SHA512

    3caec597f92887fe3ef0ef181d905096393896ead982a2b3b47019707dc5d65036956ce46c3c3fed8befe978ab937f23cc7097f8be49d2bdb73f873917184f59

  • SSDEEP

    12288:1hqxSLo5C1Ps4XhH+trp8PkFs/yYXKvcgQ:1HLmCiIhmRFs5XKnQ

Malware Config

Extracted

Family

redline

C2

185.215.113.69:15544

Attributes
  • auth_value

    f8c95622a8bfe9810b6eb4a895933422

Signatures

  • RedLine

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

  • Zingo stealer

    Zingo is an info stealer first seen in March 2022.

  • Zingo stealer payload 4 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 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
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RustMacros.exe
    "C:\Users\Admin\AppData\Local\Temp\RustMacros.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\RustMacros3.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\RustMacros3.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3812
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Vega.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Vega.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      PID:232

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\BouncyCastle.Crypto.dll

    Filesize

    2.5MB

    MD5

    f0b3e112ce4807a28e2b5d66a840ed7f

    SHA1

    54a6743781fd4ceb720331fce92f16186931192d

    SHA256

    333903c7d22a27098e45fc64b77a264aa220605cfbd3e329c200d7e4b42c881c

    SHA512

    dc8ec9754c5e86f7e54e75ff3e5859c1b057f90e9c41788037b944a5db2cb3b70060763d0efcbe55ec595bcc47a9c0ff847a4876821470ca1659c31afd5b0190

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\DotNetZip.dll

    Filesize

    461KB

    MD5

    a999d7f3807564cc816c16f862a60bbe

    SHA1

    1ee724daaf70c6b0083bf589674b6f6d8427544f

    SHA256

    8e9c0362e9bfb3c49af59e1b4d376d3e85b13aed0fbc3f5c0e1ebc99c07345f3

    SHA512

    6f1f73314d86ae324cc7f55d8e6352e90d4a47f0200671f7069daa98592daaceea34cf89b47defbecdda7d3b3e4682de70e80a5275567b82aa81b002958e4414

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\DotNetZip.dll

    Filesize

    461KB

    MD5

    a999d7f3807564cc816c16f862a60bbe

    SHA1

    1ee724daaf70c6b0083bf589674b6f6d8427544f

    SHA256

    8e9c0362e9bfb3c49af59e1b4d376d3e85b13aed0fbc3f5c0e1ebc99c07345f3

    SHA512

    6f1f73314d86ae324cc7f55d8e6352e90d4a47f0200671f7069daa98592daaceea34cf89b47defbecdda7d3b3e4682de70e80a5275567b82aa81b002958e4414

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\DotNetZip.dll

    Filesize

    461KB

    MD5

    a999d7f3807564cc816c16f862a60bbe

    SHA1

    1ee724daaf70c6b0083bf589674b6f6d8427544f

    SHA256

    8e9c0362e9bfb3c49af59e1b4d376d3e85b13aed0fbc3f5c0e1ebc99c07345f3

    SHA512

    6f1f73314d86ae324cc7f55d8e6352e90d4a47f0200671f7069daa98592daaceea34cf89b47defbecdda7d3b3e4682de70e80a5275567b82aa81b002958e4414

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Newtonsoft.Json.dll

    Filesize

    685KB

    MD5

    081d9558bbb7adce142da153b2d5577a

    SHA1

    7d0ad03fbda1c24f883116b940717e596073ae96

    SHA256

    b624949df8b0e3a6153fdfb730a7c6f4990b6592ee0d922e1788433d276610f3

    SHA512

    2fdf035661f349206f58ea1feed8805b7f9517a21f9c113e7301c69de160f184c774350a12a710046e3ff6baa37345d319b6f47fd24fbba4e042d54014bee511

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Newtonsoft.Json.dll

    Filesize

    685KB

    MD5

    081d9558bbb7adce142da153b2d5577a

    SHA1

    7d0ad03fbda1c24f883116b940717e596073ae96

    SHA256

    b624949df8b0e3a6153fdfb730a7c6f4990b6592ee0d922e1788433d276610f3

    SHA512

    2fdf035661f349206f58ea1feed8805b7f9517a21f9c113e7301c69de160f184c774350a12a710046e3ff6baa37345d319b6f47fd24fbba4e042d54014bee511

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Newtonsoft.Json.dll

    Filesize

    685KB

    MD5

    081d9558bbb7adce142da153b2d5577a

    SHA1

    7d0ad03fbda1c24f883116b940717e596073ae96

    SHA256

    b624949df8b0e3a6153fdfb730a7c6f4990b6592ee0d922e1788433d276610f3

    SHA512

    2fdf035661f349206f58ea1feed8805b7f9517a21f9c113e7301c69de160f184c774350a12a710046e3ff6baa37345d319b6f47fd24fbba4e042d54014bee511

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Newtonsoft.Json.dll

    Filesize

    685KB

    MD5

    081d9558bbb7adce142da153b2d5577a

    SHA1

    7d0ad03fbda1c24f883116b940717e596073ae96

    SHA256

    b624949df8b0e3a6153fdfb730a7c6f4990b6592ee0d922e1788433d276610f3

    SHA512

    2fdf035661f349206f58ea1feed8805b7f9517a21f9c113e7301c69de160f184c774350a12a710046e3ff6baa37345d319b6f47fd24fbba4e042d54014bee511

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\RustMacros3.exe

    Filesize

    258KB

    MD5

    52c6d988f68befbf3cb84fc5a8a3b63c

    SHA1

    6165d1de1478563eece863eda9c9bf7e6a294a17

    SHA256

    0c1c450399afa9ec097a56a60c84c3d19a45cebab5f74445046b89fd61f7ca5f

    SHA512

    32f792a80fede4c21644007f3a1c163edcd8777f9dd2a2b523560b7915a5c0d946b2cde95e06b44e3346d99ccc8c7b6e6c258a1666fe7570d3e4b6028101a622

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\RustMacros3.exe

    Filesize

    258KB

    MD5

    52c6d988f68befbf3cb84fc5a8a3b63c

    SHA1

    6165d1de1478563eece863eda9c9bf7e6a294a17

    SHA256

    0c1c450399afa9ec097a56a60c84c3d19a45cebab5f74445046b89fd61f7ca5f

    SHA512

    32f792a80fede4c21644007f3a1c163edcd8777f9dd2a2b523560b7915a5c0d946b2cde95e06b44e3346d99ccc8c7b6e6c258a1666fe7570d3e4b6028101a622

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\RustMacros3.exe

    Filesize

    258KB

    MD5

    52c6d988f68befbf3cb84fc5a8a3b63c

    SHA1

    6165d1de1478563eece863eda9c9bf7e6a294a17

    SHA256

    0c1c450399afa9ec097a56a60c84c3d19a45cebab5f74445046b89fd61f7ca5f

    SHA512

    32f792a80fede4c21644007f3a1c163edcd8777f9dd2a2b523560b7915a5c0d946b2cde95e06b44e3346d99ccc8c7b6e6c258a1666fe7570d3e4b6028101a622

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\System.Data.SQLite.dll

    Filesize

    384KB

    MD5

    55c797383dbbbfe93c0fe3215b99b8ec

    SHA1

    1b089157f3d8ae64c62ea15cdad3d82eafa1df4b

    SHA256

    5fac5a9e9b8bbdad6cf661dbf3187e395914cd7139e34b725906efbb60122c0d

    SHA512

    648a7da0bcda6ccd31b4d6cdc1c90c3bc3c11023fcceb569f1972b8f6ab8f92452d1a80205038edcf409669265b6756ba0da6b1a734bd1ae4b6c527bbebb8757

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\System.Data.SQLite.dll

    Filesize

    384KB

    MD5

    55c797383dbbbfe93c0fe3215b99b8ec

    SHA1

    1b089157f3d8ae64c62ea15cdad3d82eafa1df4b

    SHA256

    5fac5a9e9b8bbdad6cf661dbf3187e395914cd7139e34b725906efbb60122c0d

    SHA512

    648a7da0bcda6ccd31b4d6cdc1c90c3bc3c11023fcceb569f1972b8f6ab8f92452d1a80205038edcf409669265b6756ba0da6b1a734bd1ae4b6c527bbebb8757

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\System.Data.SQLite.dll

    Filesize

    384KB

    MD5

    55c797383dbbbfe93c0fe3215b99b8ec

    SHA1

    1b089157f3d8ae64c62ea15cdad3d82eafa1df4b

    SHA256

    5fac5a9e9b8bbdad6cf661dbf3187e395914cd7139e34b725906efbb60122c0d

    SHA512

    648a7da0bcda6ccd31b4d6cdc1c90c3bc3c11023fcceb569f1972b8f6ab8f92452d1a80205038edcf409669265b6756ba0da6b1a734bd1ae4b6c527bbebb8757

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

    Filesize

    54KB

    MD5

    52813a94da680b341266991e046beffd

    SHA1

    ca954e89ea93e198c976b4dbf844da9ce4d5fb5e

    SHA256

    10be67e6243f8ff5165f644af06d955992f33da9779c7d946a1fe001b57c1829

    SHA512

    106f76a5e338ea41abf0cf848e58103b13a974c156c50e376182a1daee4b12f0641ea3ac00093f099e2cd5ba47e6f2eadc97ae188dea48494f5e88e0cd1bab2f

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

    Filesize

    54KB

    MD5

    52813a94da680b341266991e046beffd

    SHA1

    ca954e89ea93e198c976b4dbf844da9ce4d5fb5e

    SHA256

    10be67e6243f8ff5165f644af06d955992f33da9779c7d946a1fe001b57c1829

    SHA512

    106f76a5e338ea41abf0cf848e58103b13a974c156c50e376182a1daee4b12f0641ea3ac00093f099e2cd5ba47e6f2eadc97ae188dea48494f5e88e0cd1bab2f

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

    Filesize

    54KB

    MD5

    52813a94da680b341266991e046beffd

    SHA1

    ca954e89ea93e198c976b4dbf844da9ce4d5fb5e

    SHA256

    10be67e6243f8ff5165f644af06d955992f33da9779c7d946a1fe001b57c1829

    SHA512

    106f76a5e338ea41abf0cf848e58103b13a974c156c50e376182a1daee4b12f0641ea3ac00093f099e2cd5ba47e6f2eadc97ae188dea48494f5e88e0cd1bab2f

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\x64\SQLite.Interop.dll

    Filesize

    1.7MB

    MD5

    56a504a34d2cfbfc7eaa2b68e34af8ad

    SHA1

    426b48b0f3b691e3bb29f465aed9b936f29fc8cc

    SHA256

    9309fb2a3f326d0f2cc3f2ab837cfd02e4f8cb6b923b3b2be265591fd38f4961

    SHA512

    170c3645083d869e2368ee16325d7edaeba2d8f1d3d4a6a1054cfdd8616e03073772eeae30c8f79a93173825f83891e7b0e4fd89ef416808359f715a641747d7

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\x86\SQLite.Interop.dll

    Filesize

    1.3MB

    MD5

    8be215abf1f36aa3d23555a671e7e3be

    SHA1

    547d59580b7843f90aaca238012a8a0c886330e6

    SHA256

    83f332ea9535814f18be4ee768682ecc7720794aedc30659eb165e46257a7cae

    SHA512

    38cf4aea676dacd2e719833ca504ac8751a5fe700214ff4ac2b77c0542928a6a1aa3780ed7418387affed67ab6be97f1439633249af22d62e075c1cdfdf5449b

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\x86\SQLite.Interop.dll

    Filesize

    1.3MB

    MD5

    8be215abf1f36aa3d23555a671e7e3be

    SHA1

    547d59580b7843f90aaca238012a8a0c886330e6

    SHA256

    83f332ea9535814f18be4ee768682ecc7720794aedc30659eb165e46257a7cae

    SHA512

    38cf4aea676dacd2e719833ca504ac8751a5fe700214ff4ac2b77c0542928a6a1aa3780ed7418387affed67ab6be97f1439633249af22d62e075c1cdfdf5449b

  • memory/232-212-0x0000000005670000-0x0000000005680000-memory.dmp

    Filesize

    64KB

  • memory/232-190-0x0000000006660000-0x00000000066B0000-memory.dmp

    Filesize

    320KB

  • memory/232-191-0x0000000007710000-0x0000000007732000-memory.dmp

    Filesize

    136KB

  • memory/232-195-0x0000000007870000-0x00000000078D2000-memory.dmp

    Filesize

    392KB

  • memory/232-187-0x00000000077C0000-0x0000000007870000-memory.dmp

    Filesize

    704KB

  • memory/232-163-0x0000000000D90000-0x0000000000DA4000-memory.dmp

    Filesize

    80KB

  • memory/232-167-0x0000000005670000-0x0000000005680000-memory.dmp

    Filesize

    64KB

  • memory/232-219-0x0000000009210000-0x000000000928A000-memory.dmp

    Filesize

    488KB

  • memory/232-201-0x0000000008050000-0x000000000808C000-memory.dmp

    Filesize

    240KB

  • memory/3812-213-0x0000000005300000-0x0000000005310000-memory.dmp

    Filesize

    64KB

  • memory/3812-179-0x0000000005380000-0x00000000053E6000-memory.dmp

    Filesize

    408KB

  • memory/3812-211-0x0000000007230000-0x000000000775C000-memory.dmp

    Filesize

    5.2MB

  • memory/3812-169-0x0000000005030000-0x000000000506C000-memory.dmp

    Filesize

    240KB

  • memory/3812-202-0x0000000006B30000-0x0000000006CF2000-memory.dmp

    Filesize

    1.8MB

  • memory/3812-168-0x0000000005300000-0x0000000005310000-memory.dmp

    Filesize

    64KB

  • memory/3812-180-0x0000000005F30000-0x0000000005FC2000-memory.dmp

    Filesize

    584KB

  • memory/3812-166-0x0000000004FD0000-0x0000000004FE2000-memory.dmp

    Filesize

    72KB

  • memory/3812-165-0x00000000050A0000-0x00000000051AA000-memory.dmp

    Filesize

    1.0MB

  • memory/3812-164-0x0000000005570000-0x0000000005B88000-memory.dmp

    Filesize

    6.1MB

  • memory/3812-181-0x0000000006580000-0x0000000006B24000-memory.dmp

    Filesize

    5.6MB

  • memory/3812-148-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB