Analysis

  • max time kernel
    298s
  • max time network
    300s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09-05-2024 00:08

General

  • Target

    f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d.exe

  • Size

    462KB

  • MD5

    85d23a7e1bf2207a3fa825136090e00d

  • SHA1

    a1fdcaf5b513dab9a0a6d0390626f808e508765e

  • SHA256

    f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d

  • SHA512

    0714573d799e4d5b4a3da96e192afa12a211421bc022fe6671eb67ad81bd581012581f919a20edbf8beb32af87ffdb7a518424d5a1a9e56556a4bbfa72ce1cc2

  • SSDEEP

    6144:a7ChA4VgoGhrVNWUovmcfVL520yANcFlI22in1en/S3j4iWl:a72A4VgEvmcH9yKCpM/e4iWl

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • Detects Arechclient2 RAT 1 IoCs

    Arechclient2.

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d.exe
    "C:\Users\Admin\AppData\Local\Temp\f0c8d2724e6659b3de34a5422376194ebb203b2d5edc49f61cefe483a2e73e6d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Users\Admin\AppData\Local\Temp\u3jw.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3jw.0.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:1472
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 920
        3⤵
        • Program crash
        PID:4768
    • C:\Users\Admin\AppData\Local\Temp\u3jw.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u3jw.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3768
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:3432
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1436
    • C:\Users\Admin\AppData\Local\Temp\u3jw.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u3jw.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4444
      • C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
        "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\e953bc37

    Filesize

    1.4MB

    MD5

    abdac2b2a3dc59eefb14ed795c072aee

    SHA1

    b091548f934ede80dec8ed89483210422dc829fe

    SHA256

    985cec2d8db0898c89a1e86926de7ae6bcb1a4c2edbd8de950c357c8b83af6ad

    SHA512

    5d7ff68c8f6f59a845f38208cd093994eedb90da8ac55239beb684a34ba35a81622729b20c9384f726dc9dec7916b2bbb6aa44e732b19988dcf74b6cd8f510f4

  • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

    Filesize

    2KB

    MD5

    90394faa02f89b88eb687c94ddb5db25

    SHA1

    2ecaf154b7a39e118374d44dfe4e973dfc448fe6

    SHA256

    26dad62d6398048a1cf9db92a576b408e727e6cf68e380d246cf87a99ffd88cb

    SHA512

    b6546ed9de7e8b4beeeb26ccba77350d94c985b0cd067650a7b39c3b434ec5db2ec31563efc7e453e23b29768790ff88368942e2ebfd7444660a0978f099c6c7

  • C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

    Filesize

    3KB

    MD5

    f0690fc08d474488972af82f0d3ca75f

    SHA1

    a02c664f1f39694643358e72e0ef212f623f8007

    SHA256

    ec3bfd9a184a9a268d063f7a549dca704ea24c9cf05339c94be311f842903981

    SHA512

    9c9e9fd7425fcedbea103047dc996b8a2d3b683010f24125c851aeb1e834419f1dbae9009e31611db7d37b627f22387052d5de597607756d9d98d146299f6064

  • C:\Users\Admin\AppData\Local\Temp\tmpF29F.tmp

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\u3jw.0.exe

    Filesize

    223KB

    MD5

    816cbc57fc20eb01645497ed35bdeb19

    SHA1

    3222b725c5031a12b310ef8c1b8bb120b345c80e

    SHA256

    c15c3a1a771770d1f3a838cdb6d0fcffea562e42d118b37087dd6022fff13c53

    SHA512

    2bf23ac407844682107c68705e0ac072d7a8767f0c9a8c2bb913cc394e6c85bd22a7024c5253130f4a5b26a083e9518f2d4f21b775da6d2812ab808587aa399e

  • C:\Users\Admin\AppData\Local\Temp\u3jw.1.zip

    Filesize

    1.6MB

    MD5

    9bb67e904ac371b5ffd143f8fb54e1e2

    SHA1

    58009e463133af8b89b59716fe255b118eca872c

    SHA256

    44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

    SHA512

    573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

  • C:\Users\Admin\AppData\Local\Temp\u3jw.2\doubled.doc

    Filesize

    1.2MB

    MD5

    f344794dc910dc343f92ded2c6b5e0ab

    SHA1

    e5878518ce55ce5bd1890d5e04a82eb22d5a848a

    SHA256

    3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

    SHA512

    ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

  • C:\Users\Admin\AppData\Local\Temp\u3jw.2\protactinium.log

    Filesize

    84KB

    MD5

    a276acc3fd657d7665bd4ddce8fb9749

    SHA1

    c02642eec3f4e8b0314045ee95e0a15abd853ea8

    SHA256

    6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

    SHA512

    178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

  • C:\Users\Admin\AppData\Local\Temp\u3jw.2\run.exe

    Filesize

    446KB

    MD5

    485008b43f0edceba0e0d3ca04bc1c1a

    SHA1

    55ae8f105af415bb763d1b87f6572f078052877c

    SHA256

    12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

    SHA512

    402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

  • C:\Users\Admin\AppData\Local\Temp\u3jw.3.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • \Users\Admin\AppData\Local\Temp\u3jw.2\ASUS_WMI.dll

    Filesize

    224KB

    MD5

    3f109a02c8d642e8003a1188df40d861

    SHA1

    f723f38471b8872443aa9177eef12a96c02cc84a

    SHA256

    6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

    SHA512

    023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

  • \Users\Admin\AppData\Local\Temp\u3jw.2\ATKEX.dll

    Filesize

    84KB

    MD5

    e68562f63265e1a70881446b4b9dc455

    SHA1

    da16ef9367bde3ce892b1a0e33bc179d8acdceb3

    SHA256

    c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

    SHA512

    6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

  • \Users\Admin\AppData\Local\Temp\u3jw.2\AsIO.dll

    Filesize

    120KB

    MD5

    f383f6f4e764619bd19e319335d3ef2b

    SHA1

    99f287e49a15e495b4ead8e5589364a5f87b357e

    SHA256

    03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

    SHA512

    6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

  • memory/1436-209-0x00000000063D0000-0x00000000068FC000-memory.dmp

    Filesize

    5.2MB

  • memory/1436-231-0x0000000000E50000-0x0000000000E62000-memory.dmp

    Filesize

    72KB

  • memory/1436-198-0x0000000071130000-0x00000000724B3000-memory.dmp

    Filesize

    19.5MB

  • memory/1436-202-0x0000000000D60000-0x0000000000E26000-memory.dmp

    Filesize

    792KB

  • memory/1436-203-0x0000000005300000-0x0000000005392000-memory.dmp

    Filesize

    584KB

  • memory/1436-204-0x00000000058A0000-0x0000000005D9E000-memory.dmp

    Filesize

    5.0MB

  • memory/1436-221-0x0000000007900000-0x000000000790A000-memory.dmp

    Filesize

    40KB

  • memory/1436-205-0x00000000056D0000-0x0000000005892000-memory.dmp

    Filesize

    1.8MB

  • memory/1436-207-0x0000000005420000-0x0000000005470000-memory.dmp

    Filesize

    320KB

  • memory/1436-206-0x00000000053A0000-0x0000000005416000-memory.dmp

    Filesize

    472KB

  • memory/1436-208-0x0000000005290000-0x000000000529A000-memory.dmp

    Filesize

    40KB

  • memory/1436-210-0x0000000005F60000-0x0000000005F7E000-memory.dmp

    Filesize

    120KB

  • memory/1436-211-0x0000000006040000-0x00000000060A6000-memory.dmp

    Filesize

    408KB

  • memory/1472-227-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/1472-10-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/1472-11-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/1472-166-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/1472-223-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/1472-225-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/3432-194-0x00000000726C0000-0x000000007283B000-memory.dmp

    Filesize

    1.5MB

  • memory/3432-131-0x00007FFE10E60000-0x00007FFE1103B000-memory.dmp

    Filesize

    1.9MB

  • memory/3768-109-0x00007FFE10E60000-0x00007FFE1103B000-memory.dmp

    Filesize

    1.9MB

  • memory/3768-108-0x00000000726C0000-0x000000007283B000-memory.dmp

    Filesize

    1.5MB

  • memory/3768-115-0x00000000726C0000-0x000000007283B000-memory.dmp

    Filesize

    1.5MB

  • memory/4172-173-0x0000025E66FA0000-0x0000025E66FCA000-memory.dmp

    Filesize

    168KB

  • memory/4172-175-0x0000025E670E0000-0x0000025E67130000-memory.dmp

    Filesize

    320KB

  • memory/4172-181-0x0000025E67160000-0x0000025E67460000-memory.dmp

    Filesize

    3.0MB

  • memory/4172-183-0x0000025E6B2B0000-0x0000025E6B2B8000-memory.dmp

    Filesize

    32KB

  • memory/4172-185-0x0000025E6B310000-0x0000025E6B318000-memory.dmp

    Filesize

    32KB

  • memory/4172-184-0x0000025E6C140000-0x0000025E6C178000-memory.dmp

    Filesize

    224KB

  • memory/4172-186-0x0000025E6C440000-0x0000025E6C44A000-memory.dmp

    Filesize

    40KB

  • memory/4172-187-0x0000025E6C460000-0x0000025E6C4C2000-memory.dmp

    Filesize

    392KB

  • memory/4172-188-0x0000025E6C4C0000-0x0000025E6C4E2000-memory.dmp

    Filesize

    136KB

  • memory/4172-189-0x0000025E6CA10000-0x0000025E6CF36000-memory.dmp

    Filesize

    5.1MB

  • memory/4172-192-0x0000025E6C450000-0x0000025E6C45C000-memory.dmp

    Filesize

    48KB

  • memory/4172-193-0x0000025E6C5A0000-0x0000025E6C616000-memory.dmp

    Filesize

    472KB

  • memory/4172-176-0x0000025E67130000-0x0000025E67152000-memory.dmp

    Filesize

    136KB

  • memory/4172-195-0x0000025E6C500000-0x0000025E6C51E000-memory.dmp

    Filesize

    120KB

  • memory/4172-174-0x0000025E66FE0000-0x0000025E67092000-memory.dmp

    Filesize

    712KB

  • memory/4172-177-0x0000025E4E0A0000-0x0000025E4E0AA000-memory.dmp

    Filesize

    40KB

  • memory/4172-165-0x0000025E48C70000-0x0000025E4C4A4000-memory.dmp

    Filesize

    56.2MB

  • memory/4172-172-0x0000025E4E090000-0x0000025E4E09A000-memory.dmp

    Filesize

    40KB

  • memory/4172-171-0x0000025E66A20000-0x0000025E66A44000-memory.dmp

    Filesize

    144KB

  • memory/4172-170-0x0000025E669B0000-0x0000025E669C4000-memory.dmp

    Filesize

    80KB

  • memory/4172-168-0x0000025E4E210000-0x0000025E4E220000-memory.dmp

    Filesize

    64KB

  • memory/4172-169-0x0000025E669C0000-0x0000025E669CC000-memory.dmp

    Filesize

    48KB

  • memory/4172-167-0x0000025E66C60000-0x0000025E66D6A000-memory.dmp

    Filesize

    1.0MB

  • memory/4444-164-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/4604-1-0x0000000001C00000-0x0000000001D00000-memory.dmp

    Filesize

    1024KB

  • memory/4604-123-0x0000000000400000-0x0000000001A3E000-memory.dmp

    Filesize

    22.2MB

  • memory/4604-124-0x00000000036A0000-0x000000000370D000-memory.dmp

    Filesize

    436KB

  • memory/4604-125-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/4604-118-0x0000000000400000-0x0000000001A3E000-memory.dmp

    Filesize

    22.2MB

  • memory/4604-3-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/4604-2-0x00000000036A0000-0x000000000370D000-memory.dmp

    Filesize

    436KB