Analysis

  • max time kernel
    137s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-05-2024 01:44

General

  • Target

    1c6ec6d8a7d0be8a38b983777a66d3a0.exe

  • Size

    470KB

  • MD5

    1c6ec6d8a7d0be8a38b983777a66d3a0

  • SHA1

    7f4ffaab20d63c5995362ef4defd70c16e8694e1

  • SHA256

    15d74c4748b0157bfb6f22a8fef4471d48eb8091e785cc3ef42ac33f89244189

  • SHA512

    83913967f83c267ac06cf7c9cdb3943083e46fb536071107614bdf750e6bfe1e5f189adaf568bc02174125ac5992545ca8a26d2ed85a94fec1876ddae4750b40

  • SSDEEP

    6144:rXfzbu1V3OQQFQMRxpZL9yZuAGyZUy+4WJKpaWbP64LlwvfVriPF:rX7S1V3hQFQMRxxryZsBKpaaSHVriPF

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 IoCs
  • 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 16 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).

  • 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 11 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 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c6ec6d8a7d0be8a38b983777a66d3a0.exe
    "C:\Users\Admin\AppData\Local\Temp\1c6ec6d8a7d0be8a38b983777a66d3a0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Users\Admin\AppData\Local\Temp\u2as.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2as.0.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2136
    • C:\Users\Admin\AppData\Local\Temp\u2as.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u2as.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:1488
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:940
        • 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:2868
    • C:\Users\Admin\AppData\Local\Temp\u2as.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u2as.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1968
      • 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:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\81950f7e7cbd108086cf2da3a401afdfffc60d9b485aac5dd52f7a137c00f950\4ef366a2a8de482ea4c3d86d459c73d7.tmp

    Filesize

    1KB

    MD5

    0a047aeae6ab67c2fc536966d24d482a

    SHA1

    d74dcbc70bf601fc96c4386e6be9c4181e092e09

    SHA256

    e33bae562b4e390a07b039cf8ab8c774b0077d9148054432d1ae8bb7969cf4bd

    SHA512

    19484dc9d866a8d53939ded22581393f0b37b0c82760497308ea168f8b1b25fb9a24255fe07f974a7d7ca93f4550ddc2176246cff53a47ab1270ff4b0f6d8ded

  • C:\Users\Admin\AppData\Local\Temp\1e87d6e6

    Filesize

    1.4MB

    MD5

    deb0caeb09d77f4c7178fc33d0e23d7c

    SHA1

    0d580dadcc01269352f3f4badcbc7e5ea7838762

    SHA256

    8dfb8654ebea072e2bbde7beeaef598879679aef9074d6f2fa6ee59700a21dde

    SHA512

    9310be9353920e3955f818ceec475c220071776564b50fa0436f731019c352116bf3f6f82534ca943bdc4a3ccc54e7edfef062bab4bb148d9d89213fcbdbb0d3

  • C:\Users\Admin\AppData\Local\Temp\U2AS1~1.ZIP

    Filesize

    1.6MB

    MD5

    9bb67e904ac371b5ffd143f8fb54e1e2

    SHA1

    58009e463133af8b89b59716fe255b118eca872c

    SHA256

    44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

    SHA512

    573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

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

    Filesize

    2KB

    MD5

    a1e8a4dfeb3a2188eb1d705cda905c3f

    SHA1

    ae599b40ceed2a4f857ba0c857bd0d81fc8d54d7

    SHA256

    c0ce12d89d27554742ee8f94c4bb31525fbfacc4de17f3c2a9cb2ade693c3f56

    SHA512

    5907acb01b434ca09e2945b47ca9021fc865c5bae38c0e753479be9bb45b46ec52e42cff0482289eb9447324a23d853a29533f2bcda313c32cc5e6924b1feff8

  • C:\Users\Admin\AppData\Local\Temp\tmp4D19.tmp

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\u2as.2\ASUS_WMI.dll

    Filesize

    224KB

    MD5

    3f109a02c8d642e8003a1188df40d861

    SHA1

    f723f38471b8872443aa9177eef12a96c02cc84a

    SHA256

    6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

    SHA512

    023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

  • C:\Users\Admin\AppData\Local\Temp\u2as.2\doubled.doc

    Filesize

    1.2MB

    MD5

    f344794dc910dc343f92ded2c6b5e0ab

    SHA1

    e5878518ce55ce5bd1890d5e04a82eb22d5a848a

    SHA256

    3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

    SHA512

    ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

  • C:\Users\Admin\AppData\Local\Temp\u2as.2\protactinium.log

    Filesize

    84KB

    MD5

    a276acc3fd657d7665bd4ddce8fb9749

    SHA1

    c02642eec3f4e8b0314045ee95e0a15abd853ea8

    SHA256

    6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

    SHA512

    178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

  • C:\Users\Admin\AppData\Local\Temp\u2as.2\run.exe

    Filesize

    446KB

    MD5

    485008b43f0edceba0e0d3ca04bc1c1a

    SHA1

    55ae8f105af415bb763d1b87f6572f078052877c

    SHA256

    12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

    SHA512

    402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

  • \Users\Admin\AppData\Local\Temp\u2as.0.exe

    Filesize

    262KB

    MD5

    ef92ce35b564f1c40c75fc513fe11cc5

    SHA1

    21d28c08e0d79e741bd5d04f4e343846ca8c6d05

    SHA256

    36465ac7849d2877b2194f05394ac0c540054cc771b0d8d57810c6262c2fae3a

    SHA512

    b6618d10c9f094e7b1fef524da5abe2ab248c0addad699779328431a0b83ac73fedca162e6682dc081bf884d31ee6231265c00263fa23fdd9799c8f662f4e6f0

  • \Users\Admin\AppData\Local\Temp\u2as.2\ATKEX.dll

    Filesize

    84KB

    MD5

    e68562f63265e1a70881446b4b9dc455

    SHA1

    da16ef9367bde3ce892b1a0e33bc179d8acdceb3

    SHA256

    c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

    SHA512

    6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

  • \Users\Admin\AppData\Local\Temp\u2as.2\AsIO.dll

    Filesize

    120KB

    MD5

    f383f6f4e764619bd19e319335d3ef2b

    SHA1

    99f287e49a15e495b4ead8e5589364a5f87b357e

    SHA256

    03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

    SHA512

    6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

  • \Users\Admin\AppData\Local\Temp\u2as.3.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • memory/940-137-0x0000000077B30000-0x0000000077CD9000-memory.dmp

    Filesize

    1.7MB

  • memory/940-226-0x0000000074730000-0x00000000748A4000-memory.dmp

    Filesize

    1.5MB

  • memory/1488-133-0x0000000074730000-0x00000000748A4000-memory.dmp

    Filesize

    1.5MB

  • memory/1488-126-0x0000000077B30000-0x0000000077CD9000-memory.dmp

    Filesize

    1.7MB

  • memory/1488-125-0x0000000074730000-0x00000000748A4000-memory.dmp

    Filesize

    1.5MB

  • memory/1968-232-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/1968-243-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/2136-132-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2136-281-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2136-302-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2136-305-0x0000000000400000-0x0000000002AFE000-memory.dmp

    Filesize

    39.0MB

  • memory/2868-230-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2868-255-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/2868-231-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2868-228-0x00000000730B0000-0x0000000074112000-memory.dmp

    Filesize

    16.4MB

  • memory/2980-1-0x0000000000400000-0x0000000001A3F000-memory.dmp

    Filesize

    22.2MB

  • memory/2980-2-0x0000000000400000-0x0000000001A3F000-memory.dmp

    Filesize

    22.2MB

  • memory/2980-68-0x0000000000400000-0x0000000001A3F000-memory.dmp

    Filesize

    22.2MB

  • memory/2980-136-0x0000000000400000-0x0000000001A3F000-memory.dmp

    Filesize

    22.2MB

  • memory/2980-201-0x0000000000400000-0x0000000001A3F000-memory.dmp

    Filesize

    22.2MB

  • memory/2988-256-0x0000000003DB0000-0x0000000003DBA000-memory.dmp

    Filesize

    40KB

  • memory/2988-274-0x0000000005690000-0x00000000056B2000-memory.dmp

    Filesize

    136KB

  • memory/2988-252-0x00000000056C0000-0x00000000056CA000-memory.dmp

    Filesize

    40KB

  • memory/2988-254-0x000000001F190000-0x000000001F242000-memory.dmp

    Filesize

    712KB

  • memory/2988-250-0x0000000005940000-0x0000000005964000-memory.dmp

    Filesize

    144KB

  • memory/2988-260-0x000000001F9B0000-0x000000001FCB0000-memory.dmp

    Filesize

    3.0MB

  • memory/2988-262-0x0000000003DD0000-0x0000000003DDA000-memory.dmp

    Filesize

    40KB

  • memory/2988-249-0x0000000003E00000-0x0000000003E14000-memory.dmp

    Filesize

    80KB

  • memory/2988-272-0x0000000003FD0000-0x0000000003FDA000-memory.dmp

    Filesize

    40KB

  • memory/2988-253-0x000000001EAB0000-0x000000001EADA000-memory.dmp

    Filesize

    168KB

  • memory/2988-273-0x000000001DEC0000-0x000000001DF22000-memory.dmp

    Filesize

    392KB

  • memory/2988-277-0x00000000056B0000-0x00000000056BC000-memory.dmp

    Filesize

    48KB

  • memory/2988-247-0x0000000003D20000-0x0000000003D30000-memory.dmp

    Filesize

    64KB

  • memory/2988-283-0x0000000003DD0000-0x0000000003DDA000-memory.dmp

    Filesize

    40KB

  • memory/2988-282-0x0000000003DD0000-0x0000000003DDA000-memory.dmp

    Filesize

    40KB

  • memory/2988-248-0x0000000003FE0000-0x0000000003FEC000-memory.dmp

    Filesize

    48KB

  • memory/2988-246-0x000000001EF40000-0x000000001F04A000-memory.dmp

    Filesize

    1.0MB

  • memory/2988-244-0x00000000001D0000-0x0000000003A04000-memory.dmp

    Filesize

    56.2MB