Analysis

  • max time kernel
    112s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2022 13:23

General

  • Target

    clothes order.exe

  • Size

    1.1MB

  • MD5

    09b62a80782c5ed3f22c90cf7629355a

  • SHA1

    2fb0d3701df6b938fc97534a219d665c57c643d9

  • SHA256

    5f8da9e89d981ea7a9f7c31c62f1252b039322dc62a3a93c44a07d78f89168c6

  • SHA512

    1b594ab76867b0cf8695b33f729802f47b1864524105811d0f3edc9666a7aa2e38b38901f361f35a85a33e26f02b96142043f36534559736e159da6b00aea7bf

  • SSDEEP

    24576:HrvrgrdyuSCd1XjHDjkX7ZOCaILANZFPjrF:gdFjHHuZO2sNZFP

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 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
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\clothes order.exe
    "C:\Users\Admin\AppData\Local\Temp\clothes order.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4140
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RVCDfI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA577.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3848
    • C:\Users\Admin\AppData\Local\Temp\clothes order.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2044

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

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

    1KB

    MD5

    84e77a587d94307c0ac1357eb4d3d46f

    SHA1

    83cc900f9401f43d181207d64c5adba7a85edc1e

    SHA256

    e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

    SHA512

    aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

  • C:\Users\Admin\AppData\Local\Temp\tmpA577.tmp
    Filesize

    1KB

    MD5

    6b4a7de934de0ddea711e4bce65fcf6d

    SHA1

    6bfe5995235046fecbd15dac2fc4511ad5206bdb

    SHA256

    cf81c3e32f5bbef3fde7c8f1cf31f9039ec9ae67ba69321483f0220833e188d7

    SHA512

    110c36d19af7d151a9ad96e68fea874c85938690bd2b7568053edf71d99557be4b6527be5458562cb0d7257788f5d58bb04906b6140283debd514911d70178f7

  • memory/2044-139-0x0000000000000000-mapping.dmp
  • memory/2044-140-0x0000000000400000-0x000000000043A000-memory.dmp
    Filesize

    232KB

  • memory/2044-142-0x0000000005C10000-0x0000000005C76000-memory.dmp
    Filesize

    408KB

  • memory/2044-143-0x0000000006310000-0x0000000006360000-memory.dmp
    Filesize

    320KB

  • memory/3848-137-0x0000000000000000-mapping.dmp
  • memory/4140-132-0x0000000000980000-0x0000000000A9C000-memory.dmp
    Filesize

    1.1MB

  • memory/4140-133-0x00000000059E0000-0x0000000005F84000-memory.dmp
    Filesize

    5.6MB

  • memory/4140-134-0x0000000005430000-0x00000000054C2000-memory.dmp
    Filesize

    584KB

  • memory/4140-135-0x0000000005570000-0x000000000560C000-memory.dmp
    Filesize

    624KB

  • memory/4140-136-0x00000000054F0000-0x00000000054FA000-memory.dmp
    Filesize

    40KB