Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 16:14

General

  • Target

    Shipment Particulars.exe

  • Size

    1.1MB

  • MD5

    a31e2e7b5009a5499d3a900c54cff18b

  • SHA1

    744e5d9c697d92ca0b47e1ac83dc1e448f5ac55a

  • SHA256

    ae07170344ef7f113a32b575a40dbca7dfc7e770f3109df6e5b00e3686268652

  • SHA512

    d62253eea81be81b1cb0e4497d51cc0eafc7497f07b1808412789490dbf01b985abd31074511cbf60b4fd2c7745a817e500b6a41feedff97493343bf900177f9

  • SSDEEP

    24576:0Ff87va09lK4kB/YAuseX7KvO1YAuJMi+sPV3GykDfMNVzCOgKIQtKoColK5dwd5:gOiKpAuserKvpAuJMi+sPV3GykDfMNVb

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    chijiokejackson121
C2

https://api.telegram.org/bot5206100572:AAFn3MxBuN0bjQhfY8y1ed9Iwi79LyIe75I/sendMessage?chat_id=2135869667

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 2 IoCs
  • Drops startup file 2 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipment Particulars.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipment Particulars.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Shipment Particulars.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
      2⤵
      • Drops startup file
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4668
    • C:\Users\Admin\AppData\Local\Temp\Shipment Particulars.exe
      "C:\Users\Admin\AppData\Local\Temp\Shipment Particulars.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4588

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Shipment Particulars.exe.log
    Filesize

    1KB

    MD5

    42cf78075d35fca7f7db2207f60c9ef8

    SHA1

    d75ba8a0b88bc1a95dbac87d711a5638ba9108be

    SHA256

    be2f4757cae75ceb563fbd3007fa460a271f26619613d71e52e44ac91d7e8c93

    SHA512

    4682e10a5948982610c38496cc260ef9653f0c7787ce0307aa38836043450c422d9002a870ffe81e55275a77ba4e4f13c1a81ac5968be0c06ba07150a460b449

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yfboncvj.by1.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4588-45-0x00000000056E0000-0x00000000056F0000-memory.dmp
    Filesize

    64KB

  • memory/4588-44-0x00000000066E0000-0x00000000066EA000-memory.dmp
    Filesize

    40KB

  • memory/4588-43-0x0000000074EC0000-0x0000000075670000-memory.dmp
    Filesize

    7.7MB

  • memory/4588-42-0x0000000006730000-0x00000000068F2000-memory.dmp
    Filesize

    1.8MB

  • memory/4588-41-0x0000000006510000-0x0000000006560000-memory.dmp
    Filesize

    320KB

  • memory/4588-33-0x00000000056E0000-0x00000000056F0000-memory.dmp
    Filesize

    64KB

  • memory/4588-31-0x0000000074EC0000-0x0000000075670000-memory.dmp
    Filesize

    7.7MB

  • memory/4588-28-0x0000000000400000-0x0000000000424000-memory.dmp
    Filesize

    144KB

  • memory/4668-8-0x0000000005480000-0x00000000054A2000-memory.dmp
    Filesize

    136KB

  • memory/4668-36-0x0000000006970000-0x0000000006992000-memory.dmp
    Filesize

    136KB

  • memory/4668-12-0x0000000004EF0000-0x0000000004F00000-memory.dmp
    Filesize

    64KB

  • memory/4668-10-0x0000000005DF0000-0x0000000005E56000-memory.dmp
    Filesize

    408KB

  • memory/4668-11-0x0000000074EC0000-0x0000000075670000-memory.dmp
    Filesize

    7.7MB

  • memory/4668-23-0x0000000005E60000-0x00000000061B4000-memory.dmp
    Filesize

    3.3MB

  • memory/4668-24-0x0000000006440000-0x000000000645E000-memory.dmp
    Filesize

    120KB

  • memory/4668-25-0x0000000006480000-0x00000000064CC000-memory.dmp
    Filesize

    304KB

  • memory/4668-40-0x0000000074EC0000-0x0000000075670000-memory.dmp
    Filesize

    7.7MB

  • memory/4668-35-0x0000000006920000-0x000000000693A000-memory.dmp
    Filesize

    104KB

  • memory/4668-9-0x0000000005CD0000-0x0000000005D36000-memory.dmp
    Filesize

    408KB

  • memory/4668-13-0x0000000004EF0000-0x0000000004F00000-memory.dmp
    Filesize

    64KB

  • memory/4668-7-0x0000000005530000-0x0000000005B58000-memory.dmp
    Filesize

    6.2MB

  • memory/4668-34-0x00000000069B0000-0x0000000006A46000-memory.dmp
    Filesize

    600KB

  • memory/4668-6-0x0000000004E90000-0x0000000004EC6000-memory.dmp
    Filesize

    216KB

  • memory/5056-32-0x0000000074EC0000-0x0000000075670000-memory.dmp
    Filesize

    7.7MB

  • memory/5056-0-0x0000000000710000-0x0000000000824000-memory.dmp
    Filesize

    1.1MB

  • memory/5056-27-0x00000000051B0000-0x00000000051C0000-memory.dmp
    Filesize

    64KB

  • memory/5056-26-0x0000000005270000-0x000000000527A000-memory.dmp
    Filesize

    40KB

  • memory/5056-5-0x00000000053F0000-0x000000000548C000-memory.dmp
    Filesize

    624KB

  • memory/5056-4-0x00000000052B0000-0x0000000005342000-memory.dmp
    Filesize

    584KB

  • memory/5056-3-0x0000000005770000-0x0000000005D14000-memory.dmp
    Filesize

    5.6MB

  • memory/5056-2-0x0000000005150000-0x00000000051A6000-memory.dmp
    Filesize

    344KB

  • memory/5056-1-0x0000000074EC0000-0x0000000075670000-memory.dmp
    Filesize

    7.7MB