Analysis

  • max time kernel
    296s
  • max time network
    299s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08-05-2024 23:47

General

  • Target

    b97edba2e0e81b4cc7d99a6776f80d50ce46952680c71b06428f6a3206c366f7.exe

  • Size

    416KB

  • MD5

    7b2875cb05e2096cdff530aa2b6fc6fc

  • SHA1

    3db46544f57870426eaee8aa07bdd1e605c54b29

  • SHA256

    b97edba2e0e81b4cc7d99a6776f80d50ce46952680c71b06428f6a3206c366f7

  • SHA512

    0e0208f81195b6e5c3c01e2bed1cf38fb9221b0c86190da4e77763880da21d1b5f81c142dfcf27ee6ba8d7ff3383d1417d466a28c5bdc2f13a0dd498f4928441

  • SSDEEP

    6144:xNDSLZK+bH6tSYLDidexnCihNJnrWXy1JFIHbP3ShohW90F:LSLZKK/dCCibRz4PiLaF

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes
  • url_path

    /c698e1bc8a2f5e6d.php

Signatures

  • Detect ZGRat V1 3 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 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • 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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b97edba2e0e81b4cc7d99a6776f80d50ce46952680c71b06428f6a3206c366f7.exe
    "C:\Users\Admin\AppData\Local\Temp\b97edba2e0e81b4cc7d99a6776f80d50ce46952680c71b06428f6a3206c366f7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3268
    • C:\Users\Admin\AppData\Local\Temp\u2is.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u2is.0.exe"
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:792
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 792 -s 1008
        3⤵
        • Program crash
        PID:4520
    • C:\Users\Admin\AppData\Local\Temp\u2is.1.exe
      "C:\Users\Admin\AppData\Local\Temp\u2is.1.exe"
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1988
      • 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:4212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\u2is.0.exe

    Filesize

    223KB

    MD5

    ac3b1a30e96b6d89ce98a21bb5b2093a

    SHA1

    4270104678195b8cad3520a704c556155a0a65b5

    SHA256

    803946c2712aec2b60b54b3cd7c3375a9a0158e7ccbfbd4ab8a66e6ddfc7d463

    SHA512

    65e74527ffa9d6e776d063db44322080315a5a9eb13bb67acd61be6e65862ec127366d742beca349c7ca8281e2f67193bafc14c8c0ee3f222b19b452d05c8491

  • C:\Users\Admin\AppData\Local\Temp\u2is.1.exe

    Filesize

    4.6MB

    MD5

    397926927bca55be4a77839b1c44de6e

    SHA1

    e10f3434ef3021c399dbba047832f02b3c898dbd

    SHA256

    4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

    SHA512

    cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

  • memory/792-40-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/792-85-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/792-87-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/792-89-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/792-91-0x0000000000400000-0x0000000002574000-memory.dmp

    Filesize

    33.5MB

  • memory/1988-43-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/1988-53-0x0000000000400000-0x00000000008AD000-memory.dmp

    Filesize

    4.7MB

  • memory/3268-14-0x0000000000400000-0x0000000002B25000-memory.dmp

    Filesize

    39.1MB

  • memory/3268-1-0x0000000002B70000-0x0000000002C70000-memory.dmp

    Filesize

    1024KB

  • memory/3268-15-0x0000000004780000-0x00000000047EC000-memory.dmp

    Filesize

    432KB

  • memory/3268-16-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3268-3-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3268-2-0x0000000004780000-0x00000000047EC000-memory.dmp

    Filesize

    432KB

  • memory/4212-62-0x000001D1FA0E0000-0x000001D1FA192000-memory.dmp

    Filesize

    712KB

  • memory/4212-74-0x000001D198270000-0x000001D198278000-memory.dmp

    Filesize

    32KB

  • memory/4212-60-0x000001D1F9B20000-0x000001D1F9B2A000-memory.dmp

    Filesize

    40KB

  • memory/4212-58-0x000001D1F99A0000-0x000001D1F99B4000-memory.dmp

    Filesize

    80KB

  • memory/4212-61-0x000001D1F9B40000-0x000001D1F9B6A000-memory.dmp

    Filesize

    168KB

  • memory/4212-63-0x000001D1FA1E0000-0x000001D1FA230000-memory.dmp

    Filesize

    320KB

  • memory/4212-64-0x000001D1FA230000-0x000001D1FA252000-memory.dmp

    Filesize

    136KB

  • memory/4212-65-0x000001D1F9980000-0x000001D1F998A000-memory.dmp

    Filesize

    40KB

  • memory/4212-69-0x000001D1FA260000-0x000001D1FA560000-memory.dmp

    Filesize

    3.0MB

  • memory/4212-72-0x000001D198010000-0x000001D198018000-memory.dmp

    Filesize

    32KB

  • memory/4212-73-0x000001D198290000-0x000001D1982C8000-memory.dmp

    Filesize

    224KB

  • memory/4212-59-0x000001D1F9AF0000-0x000001D1F9B14000-memory.dmp

    Filesize

    144KB

  • memory/4212-76-0x000001D198E00000-0x000001D198E62000-memory.dmp

    Filesize

    392KB

  • memory/4212-75-0x000001D198DE0000-0x000001D198DEA000-memory.dmp

    Filesize

    40KB

  • memory/4212-77-0x000001D198E60000-0x000001D198E82000-memory.dmp

    Filesize

    136KB

  • memory/4212-78-0x000001D1993B0000-0x000001D1998D6000-memory.dmp

    Filesize

    5.1MB

  • memory/4212-81-0x000001D198DF0000-0x000001D198DFC000-memory.dmp

    Filesize

    48KB

  • memory/4212-82-0x000001D198F50000-0x000001D198FC6000-memory.dmp

    Filesize

    472KB

  • memory/4212-83-0x000001D198EB0000-0x000001D198ECE000-memory.dmp

    Filesize

    120KB

  • memory/4212-56-0x000001D1F9190000-0x000001D1F91A0000-memory.dmp

    Filesize

    64KB

  • memory/4212-57-0x000001D1F99B0000-0x000001D1F99BC000-memory.dmp

    Filesize

    48KB

  • memory/4212-55-0x000001D1F9DA0000-0x000001D1F9EAA000-memory.dmp

    Filesize

    1.0MB

  • memory/4212-54-0x000001D1F3D40000-0x000001D1F7574000-memory.dmp

    Filesize

    56.2MB