Analysis

  • max time kernel
    127s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    29-04-2024 09:51

General

  • Target

    2aec21f2d3d862bce7ea8ec69e84a107.exe

  • Size

    347KB

  • MD5

    2aec21f2d3d862bce7ea8ec69e84a107

  • SHA1

    d911e77badf927eb57d20a14ef6d898737ad2b58

  • SHA256

    64cbe0c31f9cff7215653a5cb20276e3e7bea8f9d02e7a45b1202dd41e33ec66

  • SHA512

    c446c286704b7027c919d359c4c627e30a7ecf56923df76184bf9c20505c565dfbdf0965e35f03abc26a581d3b01e18582e9d64e92cc4e32df0badbb94ba4844

  • SSDEEP

    6144:aGNJdD4C4xkIsmIqLoSj9hXc6+Bl7+sysO+ThbGlN50BdYjFqv:d5a+IsmhoSZG5lysynD50Hbv

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
  • 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 12 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 3 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2aec21f2d3d862bce7ea8ec69e84a107.exe
    "C:\Users\Admin\AppData\Local\Temp\2aec21f2d3d862bce7ea8ec69e84a107.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\u1oc.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u1oc.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:2156
    • C:\Users\Admin\AppData\Local\Temp\u1oc.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u1oc.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2300
      • 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:2204
        • 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:2136
    • C:\Users\Admin\AppData\Local\Temp\u1oc.3.exe
      "C:\Users\Admin\AppData\Local\Temp\u1oc.3.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2104
      • 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:780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\bd92d7984d802ff9a1e24336bd1ccb4209c69a1bd116225cd9479ac9d0f516c4\c3fc6a1ff6db4339a1c0ac0df1949d5b.tmp

    Filesize

    1KB

    MD5

    358dfa40ef592eecb1c7283304e57106

    SHA1

    b2eb83cac191cc6f2306f91c7cb82a78d24bd3ff

    SHA256

    5a0043d81b5e4d22324a5134f95574492fc07eaa938835c5745505f5cae6ab7f

    SHA512

    5c75c90d29d3d7fe17122133c55431cd7eb856e8edc9b755b5756a5b25108202c126ce9d4352b615ec711a0dfc017d0a3709ff8d0b6264fbae4db1108f5c5d2c

  • C:\Users\Admin\AppData\Local\Temp\U1OC1~1.ZIP

    Filesize

    3.7MB

    MD5

    78d3ca6355c93c72b494bb6a498bf639

    SHA1

    2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

    SHA256

    a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

    SHA512

    1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

  • C:\Users\Admin\AppData\Local\Temp\c0cb6c8d

    Filesize

    1.4MB

    MD5

    8dc0f9b9a40e092dc49ecccb70db2a30

    SHA1

    e921200530db719ebb28121a5b68da58e1349d37

    SHA256

    2933e4f5d4a3a8605c3d20e30feef66c5f9e55684f29ceee3e1f9b1b786cf01d

    SHA512

    65dcaa1a2c40f8d4b556b1c4447c6078f84ef80883cfc960b43abbf280ef09d6379f320007f14848667e5575c9f380e6baf76c62159290c4f28292ac9f79b609

  • C:\Users\Admin\AppData\Local\Temp\tmpA20A.tmp

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Local\Temp\u1oc.2\UIxMarketPlugin.dll

    Filesize

    1.6MB

    MD5

    d1ba9412e78bfc98074c5d724a1a87d6

    SHA1

    0572f98d78fb0b366b5a086c2a74cc68b771d368

    SHA256

    cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

    SHA512

    8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

  • C:\Users\Admin\AppData\Local\Temp\u1oc.2\bunch.dat

    Filesize

    1.3MB

    MD5

    1e8237d3028ab52821d69099e0954f97

    SHA1

    30a6ae353adda0c471c6ed5b7a2458b07185abf2

    SHA256

    9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

    SHA512

    a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

  • C:\Users\Admin\AppData\Local\Temp\u1oc.2\relay.dll

    Filesize

    1.5MB

    MD5

    10d51becd0bbce0fab147ff9658c565e

    SHA1

    4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

    SHA256

    7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

    SHA512

    29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

  • C:\Users\Admin\AppData\Local\Temp\u1oc.2\whale.dbf

    Filesize

    85KB

    MD5

    a723bf46048e0bfb15b8d77d7a648c3e

    SHA1

    8952d3c34e9341e4425571e10f22b782695bb915

    SHA256

    b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

    SHA512

    ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • \Users\Admin\AppData\Local\Temp\u1oc.0.exe

    Filesize

    204KB

    MD5

    c934977f78b44f913bcb7ea37f9c0184

    SHA1

    913e94d8acb4af57fba28b5e1ca98dbee480b486

    SHA256

    091f1847e19348057903f9118cbffe6c61eb097deb75ccfd9faa19f4f2566a37

    SHA512

    662b523a971924f0486961acd8b3f9bc7f591738563b85e89fccd4c977216dbce01a8c70f5104a83cb5056a48c2c96e28dd2e375b98f32a9a0c9ab9904f8b520

  • \Users\Admin\AppData\Local\Temp\u1oc.2\run.exe

    Filesize

    2.4MB

    MD5

    9fb4770ced09aae3b437c1c6eb6d7334

    SHA1

    fe54b31b0db8665aa5b22bed147e8295afc88a03

    SHA256

    a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

    SHA512

    140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

  • \Users\Admin\AppData\Local\Temp\u1oc.3.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • memory/780-271-0x000000001F320000-0x000000001F430000-memory.dmp

    Filesize

    1.1MB

  • memory/780-280-0x0000000000590000-0x000000000060A000-memory.dmp

    Filesize

    488KB

  • memory/780-307-0x0000000000180000-0x000000000018A000-memory.dmp

    Filesize

    40KB

  • memory/780-294-0x0000000005C20000-0x0000000005C2C000-memory.dmp

    Filesize

    48KB

  • memory/780-291-0x0000000005CB0000-0x0000000005CD2000-memory.dmp

    Filesize

    136KB

  • memory/780-290-0x0000000005C10000-0x0000000005C1A000-memory.dmp

    Filesize

    40KB

  • memory/780-288-0x0000000000180000-0x000000000018A000-memory.dmp

    Filesize

    40KB

  • memory/780-289-0x0000000000180000-0x000000000018A000-memory.dmp

    Filesize

    40KB

  • memory/780-286-0x00000000202F0000-0x00000000205F0000-memory.dmp

    Filesize

    3.0MB

  • memory/780-282-0x0000000000160000-0x000000000016A000-memory.dmp

    Filesize

    40KB

  • memory/780-270-0x0000000000CE0000-0x00000000045D8000-memory.dmp

    Filesize

    57.0MB

  • memory/780-281-0x0000000000610000-0x0000000000672000-memory.dmp

    Filesize

    392KB

  • memory/780-273-0x00000000008B0000-0x00000000008BC000-memory.dmp

    Filesize

    48KB

  • memory/780-272-0x0000000000370000-0x0000000000380000-memory.dmp

    Filesize

    64KB

  • memory/780-274-0x0000000000570000-0x0000000000584000-memory.dmp

    Filesize

    80KB

  • memory/780-275-0x0000000000C60000-0x0000000000C84000-memory.dmp

    Filesize

    144KB

  • memory/780-277-0x0000000000C90000-0x0000000000C9A000-memory.dmp

    Filesize

    40KB

  • memory/780-278-0x0000000000CB0000-0x0000000000CDA000-memory.dmp

    Filesize

    168KB

  • memory/780-279-0x000000001E5C0000-0x000000001E672000-memory.dmp

    Filesize

    712KB

  • memory/2104-234-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/2136-317-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2136-321-0x0000000000400000-0x00000000004C6000-memory.dmp

    Filesize

    792KB

  • memory/2136-315-0x0000000071ED0000-0x0000000072F32000-memory.dmp

    Filesize

    16.4MB

  • memory/2136-316-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2156-211-0x0000000000400000-0x0000000002AF0000-memory.dmp

    Filesize

    38.9MB

  • memory/2156-319-0x0000000000400000-0x0000000002AF0000-memory.dmp

    Filesize

    38.9MB

  • memory/2156-320-0x0000000000400000-0x0000000002AF0000-memory.dmp

    Filesize

    38.9MB

  • memory/2156-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2172-166-0x0000000000260000-0x0000000000360000-memory.dmp

    Filesize

    1024KB

  • memory/2172-3-0x0000000000400000-0x0000000002B15000-memory.dmp

    Filesize

    39.1MB

  • memory/2172-162-0x0000000000400000-0x0000000002B15000-memory.dmp

    Filesize

    39.1MB

  • memory/2172-2-0x0000000002B20000-0x0000000002B8D000-memory.dmp

    Filesize

    436KB

  • memory/2172-1-0x0000000000260000-0x0000000000360000-memory.dmp

    Filesize

    1024KB

  • memory/2204-308-0x00000000739E0000-0x0000000073B54000-memory.dmp

    Filesize

    1.5MB

  • memory/2204-223-0x0000000076E60000-0x0000000077009000-memory.dmp

    Filesize

    1.7MB

  • memory/2300-139-0x0000000076E60000-0x0000000077009000-memory.dmp

    Filesize

    1.7MB

  • memory/2300-208-0x00000000739E0000-0x0000000073B54000-memory.dmp

    Filesize

    1.5MB

  • memory/2300-138-0x00000000739E0000-0x0000000073B54000-memory.dmp

    Filesize

    1.5MB