Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 12:21

General

  • Target

    82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468.exe

  • Size

    800KB

  • MD5

    9b7a1803cad3e79cb6449558d5ce938f

  • SHA1

    736f009ef8e35886fe5b0445e41dd4e6446352a7

  • SHA256

    82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468

  • SHA512

    ddd19913a03d77b8abf58e5b351c5e24d887f8f769977a2cd69180353eb24d9c79b95ed4a4270a9f74f37a4badf4fcdddcc33b8d95bca267e2d0fae42d07a524

  • SSDEEP

    12288:wIXp2Ser4ask2HB+zF9TjnMbvafmszcTL13Ziw0GNERbbIp7h:4PskpPnU3ZiBGNERbbI9h

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.daipro.com.mx
  • Port:
    587
  • Username:
    contabilidad@daipro.com.mx
  • Password:
    DAIpro123**
  • Email To:
    saleseuropower1@yandex.com
C2

http://varders.kozow.com:8081

http://aborters.duckdns.org:8081

http://anotherarmy.dns.army:8081

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468.exe
    "C:\Users\Admin\AppData\Local\Temp\82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468.exe
      "C:\Users\Admin\AppData\Local\Temp\82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2140

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\82437d591c16fcea83cd315465f5a67babb899186a4f8d464a7609ef8ae88468.exe.log
    Filesize

    706B

    MD5

    f8bcaf312de8591707436c1dcebba8e4

    SHA1

    a1269828e5f644601622f4a7a611aec8f2eda0b2

    SHA256

    f0f5a90777c70cdceea22bd66b33c1703a318acc45cb012d0b01585a1ac12b29

    SHA512

    3a714f5950584abbc94a27bbd4623bfc5acb1135c8c9fca4d74e70c8481b71ace7dbc1dfbf101dd07c76a050acfb4852f31dd57fc7ae196382336c5edc9e6413

  • memory/2140-13-0x0000000005BF0000-0x0000000005C00000-memory.dmp
    Filesize

    64KB

  • memory/2140-8-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2140-17-0x0000000006F20000-0x0000000006F2A000-memory.dmp
    Filesize

    40KB

  • memory/2140-16-0x0000000007080000-0x0000000007242000-memory.dmp
    Filesize

    1.8MB

  • memory/2140-15-0x0000000006E60000-0x0000000006EB0000-memory.dmp
    Filesize

    320KB

  • memory/2140-14-0x00000000750A0000-0x0000000075850000-memory.dmp
    Filesize

    7.7MB

  • memory/2140-12-0x00000000750A0000-0x0000000075850000-memory.dmp
    Filesize

    7.7MB

  • memory/2988-7-0x00000000050E0000-0x00000000050E8000-memory.dmp
    Filesize

    32KB

  • memory/2988-5-0x0000000005120000-0x00000000051B2000-memory.dmp
    Filesize

    584KB

  • memory/2988-2-0x0000000005030000-0x0000000005040000-memory.dmp
    Filesize

    64KB

  • memory/2988-11-0x00000000750A0000-0x0000000075850000-memory.dmp
    Filesize

    7.7MB

  • memory/2988-0-0x00000000750A0000-0x0000000075850000-memory.dmp
    Filesize

    7.7MB

  • memory/2988-6-0x0000000005260000-0x00000000052FC000-memory.dmp
    Filesize

    624KB

  • memory/2988-1-0x0000000000590000-0x000000000065E000-memory.dmp
    Filesize

    824KB

  • memory/2988-4-0x00000000055F0000-0x0000000005B94000-memory.dmp
    Filesize

    5.6MB

  • memory/2988-3-0x0000000004FC0000-0x0000000005014000-memory.dmp
    Filesize

    336KB