Analysis

  • max time kernel
    138s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    27-07-2021 23:22

General

  • Target

    New Order-040201.exe

  • Size

    1.1MB

  • MD5

    f0353c27594e08be39fbcf8c9e51eaf6

  • SHA1

    ca1067bf97d677248def3252d027d87f545f1671

  • SHA256

    6e6c927afc8340a1a15150f50bd68ff6ec6964928b5e68ffc631a4e245894c6a

  • SHA512

    1526cc91823d20fd9591bb1b61f605bce13f21399c958b51b53132387b733bd691697b45eb3dc3b6dc7414318d9214a3c38da2e12c3d20ee6131130c7ffa4e97

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    chamara.kuruppu@organigram-ca.icu
  • Password:
    Neways@123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe
    "C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RVRnWlSQF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp802D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3988
    • C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe
      "C:\Users\Admin\AppData\Local\Temp\New Order-040201.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3776

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\Microsoft\CLR_v4.0_32\UsageLogs\New Order-040201.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • C:\Users\Admin\AppData\Local\Temp\tmp802D.tmp
    MD5

    125f0e319f7ef12234006537be472c5b

    SHA1

    4946847dda18f9b20b4311e222452421d65226d0

    SHA256

    9fd3c01b9065c8f16b42716d158db040fe00f949e131d7fb27785b846e37b06e

    SHA512

    b4c47a351e766bf95e3d74735e0f87b3e0390869041a645a0602bfe20cb5660012aa123f7de5043035a85fb234e628d8dfb6d20a3381ece2e0a161b2a35ded55

  • memory/3692-123-0x0000000004E80000-0x0000000004EFD000-memory.dmp
    Filesize

    500KB

  • memory/3692-124-0x0000000004F60000-0x0000000004F99000-memory.dmp
    Filesize

    228KB

  • memory/3692-119-0x0000000007040000-0x0000000007041000-memory.dmp
    Filesize

    4KB

  • memory/3692-120-0x0000000007230000-0x0000000007231000-memory.dmp
    Filesize

    4KB

  • memory/3692-121-0x0000000004AB0000-0x0000000004AB1000-memory.dmp
    Filesize

    4KB

  • memory/3692-122-0x0000000004520000-0x000000000453B000-memory.dmp
    Filesize

    108KB

  • memory/3692-114-0x0000000000180000-0x0000000000181000-memory.dmp
    Filesize

    4KB

  • memory/3692-118-0x00000000070D0000-0x00000000070D1000-memory.dmp
    Filesize

    4KB

  • memory/3692-116-0x0000000006F90000-0x0000000006F91000-memory.dmp
    Filesize

    4KB

  • memory/3692-117-0x0000000007530000-0x0000000007531000-memory.dmp
    Filesize

    4KB

  • memory/3776-127-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/3776-128-0x000000000043747E-mapping.dmp
  • memory/3776-134-0x0000000005610000-0x0000000005B0E000-memory.dmp
    Filesize

    5.0MB

  • memory/3776-135-0x0000000005530000-0x0000000005531000-memory.dmp
    Filesize

    4KB

  • memory/3776-136-0x0000000006100000-0x0000000006101000-memory.dmp
    Filesize

    4KB

  • memory/3988-125-0x0000000000000000-mapping.dmp