Analysis

  • max time kernel
    275s
  • max time network
    276s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    06-05-2024 05:53

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 5 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • 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 27 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:4896
    • C:\Users\Admin\AppData\Local\Temp\u3s0.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u3s0.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4460
    • C:\Users\Admin\AppData\Local\Temp\u3s0.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u3s0.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:4472
      • 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:2296
        • 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:408
    • C:\Users\Admin\AppData\Local\Temp\u3s0.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u3s0.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1052
      • 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:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Are.docx

    Filesize

    11KB

    MD5

    a33e5b189842c5867f46566bdbf7a095

    SHA1

    e1c06359f6a76da90d19e8fd95e79c832edb3196

    SHA256

    5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

    SHA512

    f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

  • C:\ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • C:\Users\Admin\AppData\Local\Temp\dcf4cf6e

    Filesize

    1.4MB

    MD5

    1b824635b16c58c2dcc9c12b88515dc1

    SHA1

    b1abb3604d2ecf31d00fa6526d384e724308d07b

    SHA256

    4b9d79f7ebf93da38b7dc6cf715787f964e1bbdfd75cd7c59de7194b558d23cb

    SHA512

    bbb02d03e0f4a9aa053ab580bf7920bf73e3e63c1a071effdb3eb6dc2af1605cddb10c849642afc146a6f36a5c577c0c4e9ca87655c89ce2c2922137efc1c25d

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

    Filesize

    3KB

    MD5

    434918e1569921e046edd4773f0271e7

    SHA1

    2f966fa97e262b60d6d4d21e95fbfd5d0b516e6d

    SHA256

    754e1a9e11c18315deaa8efb85db6e00ed5532e53cf331be8cdbd883221477f0

    SHA512

    fdd5da9fa32a9b4967a318180ed0f5ec28f03738c2b7f4d296918daa929e89dde42332113d3b64621b13e90ec5540e2e0acf4d1094fde514bbb859bc3cc71a28

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

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\u3s0.0.exe

    Filesize

    275KB

    MD5

    31c1bdc2c9075e8c2eab9353c41c117f

    SHA1

    ab28fb009dc8c2fa244c773760109e38711b1025

    SHA256

    4e08b9b37494a1917d2ab809fff59b3a45673a80d25587e51c8749331bb56233

    SHA512

    78b995611e33b441e9ebaeecbbce3ec96bbfcac7f71bd0f639ab1e3394900be5c80893dfc8957b696609eca7ce1933d58f026c7be389795f0dcc72ad3fc35593

  • C:\Users\Admin\AppData\Local\Temp\u3s0.1.zip

    Filesize

    1.6MB

    MD5

    9bb67e904ac371b5ffd143f8fb54e1e2

    SHA1

    58009e463133af8b89b59716fe255b118eca872c

    SHA256

    44afbc66f029be48db5d01678a0af7baf541e4a61d4b07391aa0470f0a961ded

    SHA512

    573c196dc87a1d3ea22b3ebdd2be1e4fbfbd3ea431694ec5e503f5cc6717b7d63a478c5c981ba5b467176aadd352c92f1d026b60a28b8ff76390af6903c1cdc0

  • C:\Users\Admin\AppData\Local\Temp\u3s0.2\ATKEX.dll

    Filesize

    84KB

    MD5

    e68562f63265e1a70881446b4b9dc455

    SHA1

    da16ef9367bde3ce892b1a0e33bc179d8acdceb3

    SHA256

    c8b16f1c6883a23021da37d9116a757f971fe919d64ef8f9dba17a7d8dd39adb

    SHA512

    6bedea10a5b50f6e93e8566c18970c8ad1b8dfc7d5961069fc5d5216dcdded0b2a2ad8dd91f4ad80f8604d573a343c126df238ee5c448cdc26b899077957a674

  • C:\Users\Admin\AppData\Local\Temp\u3s0.2\AsIO.dll

    Filesize

    120KB

    MD5

    f383f6f4e764619bd19e319335d3ef2b

    SHA1

    99f287e49a15e495b4ead8e5589364a5f87b357e

    SHA256

    03951dfe05bf74c61568aed50b9d8ce5ecf0e0c2b8e73bc37e1a699ae7eebc9d

    SHA512

    6fa960a084f42e6de25b74782d205c48ca9329997fc2ae8db902bb653da5e878ed92ced6b37472248d5bdc820fc48080ae4fce41556c4b20a049e30bf93d6934

  • C:\Users\Admin\AppData\Local\Temp\u3s0.2\doubled.doc

    Filesize

    1.2MB

    MD5

    f344794dc910dc343f92ded2c6b5e0ab

    SHA1

    e5878518ce55ce5bd1890d5e04a82eb22d5a848a

    SHA256

    3cf94707697ce0141960b05a15cbd3c3b791196995b1d21c4ff6bfb59997e235

    SHA512

    ee00ad0c728c750b6c75001ba52df7ef367bebf1cbc01e2c9370dd42b1867b5347d5e68254f427dddde3214f2fae1341ab76c7faa3a4724e1d1d43fae97d3a58

  • C:\Users\Admin\AppData\Local\Temp\u3s0.2\protactinium.log

    Filesize

    84KB

    MD5

    a276acc3fd657d7665bd4ddce8fb9749

    SHA1

    c02642eec3f4e8b0314045ee95e0a15abd853ea8

    SHA256

    6565f36d224ff27d89ad39a0d87f851f64308834d86e8a7cd02e9e1ea44187c8

    SHA512

    178476d229ff011cb1f39048acae46b42a80b2ec209b283a8237604646b09224446c5bb3a690191c4fd58813611d7c06b4fb23699cd76ad020a5d0bf4d456d79

  • C:\Users\Admin\AppData\Local\Temp\u3s0.2\run.exe

    Filesize

    446KB

    MD5

    485008b43f0edceba0e0d3ca04bc1c1a

    SHA1

    55ae8f105af415bb763d1b87f6572f078052877c

    SHA256

    12c22ba646232d5d5087d0300d5cfd46fed424f26143a02dc866f1bfceab3c10

    SHA512

    402652786daae635c7405f5fa0924d768cbde2086f9f57b10f00f921dec98e37168f5c3a6baa5593ba9a478f3971d32747c517ffd485d25634c924e6b08815b1

  • C:\Users\Admin\AppData\Local\Temp\u3s0.3.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • \Users\Admin\AppData\Local\Temp\u3s0.2\ASUS_WMI.dll

    Filesize

    224KB

    MD5

    3f109a02c8d642e8003a1188df40d861

    SHA1

    f723f38471b8872443aa9177eef12a96c02cc84a

    SHA256

    6523b44da6fa7078c7795b7705498e487b0625e28e15aec2d270c6e4a909b5a5

    SHA512

    023696a52d48c465ab62e3ee754b445093b8a0ed0a232b430ce1f0db3dae382c9e1fba210c2b04d1018cc29bfb69c546976912f3939a76e98bcb792ae57af0da

  • memory/408-265-0x0000000005530000-0x0000000005A2E000-memory.dmp

    Filesize

    5.0MB

  • memory/408-268-0x00000000050B0000-0x0000000005100000-memory.dmp

    Filesize

    320KB

  • memory/408-272-0x0000000005C90000-0x0000000005CF6000-memory.dmp

    Filesize

    408KB

  • memory/408-271-0x0000000005BB0000-0x0000000005BCE000-memory.dmp

    Filesize

    120KB

  • memory/408-264-0x0000000004F90000-0x0000000005022000-memory.dmp

    Filesize

    584KB

  • memory/408-267-0x0000000005030000-0x00000000050A6000-memory.dmp

    Filesize

    472KB

  • memory/408-266-0x0000000005230000-0x00000000053F2000-memory.dmp

    Filesize

    1.8MB

  • memory/408-284-0x00000000075E0000-0x00000000075F2000-memory.dmp

    Filesize

    72KB

  • memory/408-269-0x0000000004ED0000-0x0000000004EDA000-memory.dmp

    Filesize

    40KB

  • memory/408-257-0x0000000070920000-0x0000000071CA3000-memory.dmp

    Filesize

    19.5MB

  • memory/408-270-0x0000000006060000-0x000000000658C000-memory.dmp

    Filesize

    5.2MB

  • memory/408-282-0x00000000068D0000-0x00000000068DA000-memory.dmp

    Filesize

    40KB

  • memory/408-263-0x00000000009B0000-0x0000000000A76000-memory.dmp

    Filesize

    792KB

  • memory/1052-213-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/1052-227-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/2296-228-0x0000000071EB0000-0x000000007202B000-memory.dmp

    Filesize

    1.5MB

  • memory/2296-206-0x00007FFEB1AD0000-0x00007FFEB1CAB000-memory.dmp

    Filesize

    1.9MB

  • memory/2804-230-0x000002B098C60000-0x000002B098D70000-memory.dmp

    Filesize

    1.1MB

  • memory/2804-251-0x000002B09EB00000-0x000002B09F026000-memory.dmp

    Filesize

    5.1MB

  • memory/2804-261-0x000002B09E5F0000-0x000002B09E60E000-memory.dmp

    Filesize

    120KB

  • memory/2804-231-0x000002B080270000-0x000002B080280000-memory.dmp

    Filesize

    64KB

  • memory/2804-232-0x000002B080340000-0x000002B08034C000-memory.dmp

    Filesize

    48KB

  • memory/2804-233-0x000002B080280000-0x000002B080294000-memory.dmp

    Filesize

    80KB

  • memory/2804-234-0x000002B098A70000-0x000002B098A94000-memory.dmp

    Filesize

    144KB

  • memory/2804-235-0x000002B098AA0000-0x000002B098AAA000-memory.dmp

    Filesize

    40KB

  • memory/2804-236-0x000002B098FA0000-0x000002B099052000-memory.dmp

    Filesize

    712KB

  • memory/2804-237-0x000002B098BF0000-0x000002B098C1A000-memory.dmp

    Filesize

    168KB

  • memory/2804-238-0x000002B099050000-0x000002B0990CA000-memory.dmp

    Filesize

    488KB

  • memory/2804-239-0x000002B0990D0000-0x000002B099132000-memory.dmp

    Filesize

    392KB

  • memory/2804-240-0x000002B0991B0000-0x000002B099226000-memory.dmp

    Filesize

    472KB

  • memory/2804-241-0x000002B098AB0000-0x000002B098ABA000-memory.dmp

    Filesize

    40KB

  • memory/2804-245-0x000002B099230000-0x000002B099530000-memory.dmp

    Filesize

    3.0MB

  • memory/2804-247-0x000002B09D410000-0x000002B09D418000-memory.dmp

    Filesize

    32KB

  • memory/2804-248-0x000002B09E2A0000-0x000002B09E2D8000-memory.dmp

    Filesize

    224KB

  • memory/2804-249-0x000002B09E590000-0x000002B09E59A000-memory.dmp

    Filesize

    40KB

  • memory/2804-250-0x000002B09E5A0000-0x000002B09E5C2000-memory.dmp

    Filesize

    136KB

  • memory/2804-229-0x000002B0FA570000-0x000002B0FDE68000-memory.dmp

    Filesize

    57.0MB

  • memory/2804-254-0x000002B09E610000-0x000002B09E660000-memory.dmp

    Filesize

    320KB

  • memory/2804-255-0x000002B09E5C0000-0x000002B09E5CC000-memory.dmp

    Filesize

    48KB

  • memory/2804-260-0x000002B09E660000-0x000002B09E682000-memory.dmp

    Filesize

    136KB

  • memory/4460-215-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4460-10-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4460-212-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4460-190-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4460-11-0x0000000000400000-0x0000000001A0F000-memory.dmp

    Filesize

    22.1MB

  • memory/4460-41-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/4472-124-0x0000000071EB0000-0x000000007202B000-memory.dmp

    Filesize

    1.5MB

  • memory/4472-132-0x00007FFEB1AD0000-0x00007FFEB1CAB000-memory.dmp

    Filesize

    1.9MB

  • memory/4472-183-0x0000000071EB0000-0x000000007202B000-memory.dmp

    Filesize

    1.5MB

  • memory/4896-171-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/4896-170-0x00000000036A0000-0x000000000370D000-memory.dmp

    Filesize

    436KB

  • memory/4896-169-0x0000000000400000-0x0000000001A3E000-memory.dmp

    Filesize

    22.2MB

  • memory/4896-2-0x00000000036A0000-0x000000000370D000-memory.dmp

    Filesize

    436KB

  • memory/4896-3-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/4896-1-0x0000000001D00000-0x0000000001E00000-memory.dmp

    Filesize

    1024KB