General

  • Target

    order confirmation.rar

  • Size

    538KB

  • Sample

    220930-qlm9aaeeer

  • MD5

    b07674864accbdbde106659ef0c45739

  • SHA1

    1bacd4f55d14aea5d25df0cb542c4867210f3aad

  • SHA256

    2fbdede39c8b37d10ed6bcb0520ec45334cd94649b4760640e7ac27c7a6d06bf

  • SHA512

    91022befcf0fadd37f5555f6749d60d3d998b2931b3a91deb9000c82968122da7ff4fefe4b3e39408a5c69579bcbfcba02900cf59c0e3f9f5488f01e9ce7e712

  • SSDEEP

    12288:qTN3ctVTo7+Ftei8VhzdtZ+vNhwZrm3YIkVqQdkbNSsn9hgptbTyd:qTirxoVhz7Z6h0FdkbNS0DAtbTyd

Malware Config

Extracted

Family

agenttesla

C2

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

Targets

    • Target

      order confirmation.exe

    • Size

      972KB

    • MD5

      b92f1e453834755986777a5bd5dc1d5f

    • SHA1

      5751c9c918bc41c0e455dc81d8563687d3d981fb

    • SHA256

      4084110bd1fa032556c1f16a3850f492716a343616f2eb27015d1f654ff1b9c8

    • SHA512

      cccb9c4a8addaaf3a8048da50dc9f62b307cd3a23324a5ad9115b484d0190beee3909846bcbc37fe8993d1c3f079ec6a3e8c00bed2b7c2910dd04100d8d3a12c

    • SSDEEP

      12288:PIo2Bn24peLKtzfWYCPsqScxtngS3xBADqjJ5npZxHgTW0P35Y5I/3f5eQFR3PAP:PIfB2VLKNWYCPLN9rjrzxIW

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

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