Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    08-05-2024 07:52

General

  • Target

    Purchase Order No.P7696úPDF.scr.exe

  • Size

    89KB

  • MD5

    aee13dc2462d2e635023dbac575b6134

  • SHA1

    569deb74a86fe717c17067089012d5ec577d06ae

  • SHA256

    406a95c63d5761ed857b11e2849b913a44cfbcd8aa8f56f40e2f9121d1c789fb

  • SHA512

    b398555a6fcd60033391c4489fa87f38080f8bdc35c93a526403d4a922118626343a88967ede5104ef9c73269ded93335461a74309179e679519947df0cb29ef

  • SSDEEP

    1536:8yEsqd/sl6nMMcRhVTp475tLInd5qkSxg0Jri82Q3L8WNOOUn6LsIh1tQeF6:PEjd2McHV1StLoKDxTsn64INQeF6

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect ZGRat V1 34 IoCs
  • PureLog Stealer

    PureLog Stealer is an infostealer written in C#.

  • PureLog Stealer payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order No.P7696úPDF.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order No.P7696úPDF.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    51ffc74df44c55c92f5a7b19e795a3ce

    SHA1

    ad5a1eaa6e44db79147202529d0fba4c70b99930

    SHA256

    d54275defbffb3ece8c4f228c0f6dbc4763b101949bda14b087f5ed3418133f9

    SHA512

    ef487468475dcc00a81b4f566a8ddd0e404f763b4224103a6de2ba89c35d78df2ce486bbab79ba144b5040081976ec513f800b74f7b9752f9fd80364548c4f3b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    96a83c9687422b079511766471cec8f9

    SHA1

    62f1f3b94523bd98b4f23c0f6789bd3ac2d00ed8

    SHA256

    e523fe3a5d1d1a7ff7eccea5e11e6749a3c02618677dde4f66c35833dd4830bd

    SHA512

    7b089de043d729856c39b5bfddd44c3c1c85794f3616730b978b0b2a944caa071311a77052af7f4c9749a2c066d73f6f8bb0f273b1ba3e54b70c0f89204b109d

  • C:\Users\Admin\AppData\Local\Temp\Tar175D.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/2352-140-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-114-0x0000000007070000-0x00000000072A2000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-178-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-3-0x00000000002F0000-0x00000000002F8000-memory.dmp

    Filesize

    32KB

  • memory/2352-176-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-115-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-118-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-128-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-126-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-124-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-122-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-120-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-116-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-138-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-136-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-174-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-150-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-132-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-166-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-134-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-172-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

    Filesize

    4KB

  • memory/2352-142-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-164-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-2-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/2352-1-0x0000000000B00000-0x0000000000B1C000-memory.dmp

    Filesize

    112KB

  • memory/2352-130-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-170-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-168-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-162-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-160-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-158-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-156-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-154-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-152-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-148-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-146-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-144-0x0000000007070000-0x000000000729C000-memory.dmp

    Filesize

    2.2MB

  • memory/2352-4995-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/2352-4997-0x00000000056C0000-0x000000000570C000-memory.dmp

    Filesize

    304KB

  • memory/2352-4996-0x0000000005C80000-0x0000000005CEC000-memory.dmp

    Filesize

    432KB

  • memory/2352-4998-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

    Filesize

    4KB

  • memory/2352-4999-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/2352-5000-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/2352-5001-0x0000000000230000-0x0000000000284000-memory.dmp

    Filesize

    336KB

  • memory/2352-5016-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/3048-5015-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3048-5017-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/3048-5018-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB

  • memory/3048-5019-0x0000000074B70000-0x000000007525E000-memory.dmp

    Filesize

    6.9MB