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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2023, 13:34

General

  • Target

    Payment copy.exe

  • Size

    948KB

  • MD5

    b7a6ca258cb780f735090ba00802cd12

  • SHA1

    9e3bfd9d546dee99434e7f228e96c8ea4179f579

  • SHA256

    649cbde56fbdaf2f52343c1c584fbe1357cf4be19264d7f31a21a6c7078ecf18

  • SHA512

    d82ac12df4447ba4548ac3c208ce47695445573c162ceb209a91df9b2cf29297fb0855f77f345272aba0c3d327bd7efe1d3f1e03043299c3bc6159ea9cde8a3a

  • SSDEEP

    12288:qotzb+w6dJ1Nyeo+T5Qfssbe+SvpqnvGj7jlKUo7FrpHl7s9edPJi08ygYeEp:PtH+L9Xoe5/2SRqvGjbovl7s9eD

Score
7/10

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment copy.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GYmJwWjkFOw.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2716
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GYmJwWjkFOw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC0D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2660
    • C:\Users\Admin\AppData\Local\Temp\Payment copy.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment copy.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpDC0D.tmp

    Filesize

    1KB

    MD5

    1b0f7dae910399b3f60abafee69118b9

    SHA1

    bd265b07288442204da739ca25ce7e6a817ffb92

    SHA256

    2893ae227cd63c2d34d8cf11bf1c0ceab3ba33fc8e674f4ad6e79b7641eb5e38

    SHA512

    e7e8f8ccfef2aa98d23f38177f392917ea384f9376fd9059cd29e08651ecb1c0c25463b245e6160eeb8e904f19de69f3bad4cbaa7dc597394ac5c1ae5310b6ac

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\K8K2BIEATFR2LHZPDYVB.temp

    Filesize

    7KB

    MD5

    ccbd21699096fc35aaecf541ab5cf19d

    SHA1

    6a90c1b68f2661a536b5f7dbcb3dedf8da37d00a

    SHA256

    a03030d5c83ce43f773e46825436ab650d9a8d3d959550c112ca477d36f3cc80

    SHA512

    196a20e0a68552aef89635a96e64bd19f38e83897f83e3f346ed6b70fe8a9ac62669e20ddfdc9e7af799937d15a73f637ee3a9b37ea5a55beb778ab6404d4b55

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    ccbd21699096fc35aaecf541ab5cf19d

    SHA1

    6a90c1b68f2661a536b5f7dbcb3dedf8da37d00a

    SHA256

    a03030d5c83ce43f773e46825436ab650d9a8d3d959550c112ca477d36f3cc80

    SHA512

    196a20e0a68552aef89635a96e64bd19f38e83897f83e3f346ed6b70fe8a9ac62669e20ddfdc9e7af799937d15a73f637ee3a9b37ea5a55beb778ab6404d4b55

  • memory/2716-40-0x000000006EDD0000-0x000000006F37B000-memory.dmp

    Filesize

    5.7MB

  • memory/2716-37-0x000000006EDD0000-0x000000006F37B000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-39-0x000000006EDD0000-0x000000006F37B000-memory.dmp

    Filesize

    5.7MB

  • memory/2720-38-0x00000000021F0000-0x0000000002230000-memory.dmp

    Filesize

    256KB

  • memory/2720-36-0x000000006EDD0000-0x000000006F37B000-memory.dmp

    Filesize

    5.7MB

  • memory/2988-34-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-0-0x0000000000B30000-0x0000000000C24000-memory.dmp

    Filesize

    976KB

  • memory/2988-6-0x0000000000490000-0x00000000004A0000-memory.dmp

    Filesize

    64KB

  • memory/2988-1-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-2-0x0000000004870000-0x00000000048B0000-memory.dmp

    Filesize

    256KB

  • memory/2988-7-0x00000000080A0000-0x000000000811A000-memory.dmp

    Filesize

    488KB

  • memory/2988-3-0x0000000000460000-0x0000000000478000-memory.dmp

    Filesize

    96KB

  • memory/2988-4-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2988-5-0x0000000004870000-0x00000000048B0000-memory.dmp

    Filesize

    256KB

  • memory/3040-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-35-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-32-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3040-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3040-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB