General

  • Target

    Purchase order.exe

  • Size

    744KB

  • Sample

    220725-k435kabgdp

  • MD5

    24b0be710ed42b1ec10224db8db55bf6

  • SHA1

    597bce6e93351125632e9b92fb2ca35fca8bc75d

  • SHA256

    89823f7c472a09c6062578082579da7f8cdb093c99de1a7c92aafa5d741c7316

  • SHA512

    810fb68f0199f3bf35b7e8894b9a978ad4533de9a9b8c6d0e39e260688ae77c6f922a71557f0812fdb815951500d6712eb16d6cae847701c5e0aec9e91af3bd4

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5573921253:AAHXKq7lrmioCzUGP-9p7lopfbVX0A_ZdQA/sendDocument

Targets

    • Target

      Purchase order.exe

    • Size

      744KB

    • MD5

      24b0be710ed42b1ec10224db8db55bf6

    • SHA1

      597bce6e93351125632e9b92fb2ca35fca8bc75d

    • SHA256

      89823f7c472a09c6062578082579da7f8cdb093c99de1a7c92aafa5d741c7316

    • SHA512

      810fb68f0199f3bf35b7e8894b9a978ad4533de9a9b8c6d0e39e260688ae77c6f922a71557f0812fdb815951500d6712eb16d6cae847701c5e0aec9e91af3bd4

    • AgentTesla

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

    • Checks computer location settings

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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

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

Tasks