Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08-04-2021 07:00

General

  • Target

    PRICE_QUOTATION_RFQ_000988_PDF.exe

  • Size

    675KB

  • MD5

    2c263d58f919510a9da6db04ada7c28c

  • SHA1

    aec1e28e03f498b66ca368c644f71778a960bba7

  • SHA256

    11f36e8491c01f1ff6e3717a6e951ae0b35d1e2d913c511890c42f8f62dc6e5d

  • SHA512

    f5812ab7e56e2a8e28b5291ef9c85379c0a21abbcff14ec73a2b685aba6baac01e8601fcbeb27b0877bf8beaf6463f6c9037f3f85249e217162097155a97219e

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.greentrading.com.pk
  • Port:
    587
  • Username:
    info@greentrading.com.pk
  • Password:
    lovetoall

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger Payload 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
  • Enumerates physical storage devices 1 TTPs

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

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PRICE_QUOTATION_RFQ_000988_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PRICE_QUOTATION_RFQ_000988_PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cvrAJyOGd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9167.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1644
    • C:\Users\Admin\AppData\Local\Temp\PRICE_QUOTATION_RFQ_000988_PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\PRICE_QUOTATION_RFQ_000988_PDF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:816

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9167.tmp
    MD5

    bc84e2baa987c958ac0cab68b38973a9

    SHA1

    f64d9be22adf401fdbf140eb5bfc41cd15d87635

    SHA256

    fd46c26d766c2c81c42354525aebf01371159dab44026f9499483f737aab6385

    SHA512

    a576f990103ba2180129229bd1dda579f8263da3b73ec8f6458ae71144a2b71eb5c0d5e00e5271f09446ff9ac7b59f35f3001f1a0e39f9098dd61e1a270d5b96

  • memory/816-17-0x0000000004AA0000-0x0000000004AA1000-memory.dmp
    Filesize

    4KB

  • memory/816-15-0x0000000000400000-0x0000000000468000-memory.dmp
    Filesize

    416KB

  • memory/816-14-0x0000000074450000-0x0000000074B3E000-memory.dmp
    Filesize

    6.9MB

  • memory/816-13-0x0000000000462B9E-mapping.dmp
  • memory/816-12-0x0000000000400000-0x0000000000468000-memory.dmp
    Filesize

    416KB

  • memory/1644-10-0x0000000000000000-mapping.dmp
  • memory/1812-6-0x0000000000620000-0x0000000000624000-memory.dmp
    Filesize

    16KB

  • memory/1812-9-0x0000000005CA0000-0x0000000005D07000-memory.dmp
    Filesize

    412KB

  • memory/1812-8-0x0000000005270000-0x00000000052D9000-memory.dmp
    Filesize

    420KB

  • memory/1812-7-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1812-2-0x0000000074450000-0x0000000074B3E000-memory.dmp
    Filesize

    6.9MB

  • memory/1812-5-0x0000000004850000-0x0000000004851000-memory.dmp
    Filesize

    4KB

  • memory/1812-3-0x0000000000DF0000-0x0000000000DF1000-memory.dmp
    Filesize

    4KB