General

  • Target

    775254029642.pdf.gz

  • Size

    594KB

  • Sample

    240308-swa3tabc6t

  • MD5

    97f5a8aee394c620e2a07e310ee02c3c

  • SHA1

    51404bb1b50b11e7516b684d45b7b81cc011847a

  • SHA256

    384c999d2c5b75152031aae10de504281aaabd5c0ac9a7563115d810175355fe

  • SHA512

    17ee0b4c1f2caa82941d48c13b7b258ffb1dd3b4fb795bc7310b288666c1699bede355f427ddf5c616e8b16585d2fc5971c569089bd2ebfe0e8dc6a5cea51305

  • SSDEEP

    12288:aNXNtWZImaBQx2oh9INS2aqWvCb9GLnI67cggPZcVggWjd/gJrMntBnmWAQegz:aNXNtWm9Qx27SDve9GLnIpgqZhjWJ0Fx

Malware Config

Extracted

Family

azorult

C2

http://mhlc.shop/MC341/index.php

Targets

    • Target

      775254029642.pdf.exe

    • Size

      655KB

    • MD5

      9ca0f58479c9569d5c1af649e75aeb50

    • SHA1

      1f6f1d3f5267321ccc07a0b231b6e69cc7ac6f14

    • SHA256

      e4b5fc557fba74e2bbc9381f546d30e4d5c2da1c7059d92dcb02becb2ecc7b69

    • SHA512

      77d57ee5ff572767aa74caa52970bdaf871782883e18422bad42a89b4f58db5877b57a8b4ab7fcdbec9fd70244026c9616dde810790b8eeef1fe9edd1cd40356

    • SSDEEP

      12288:QvnFtImAFNyr+uxiCrKeS2a0WvCN9GdnwAH8qMPZqVggWvJ1izrOLDRUNWQXkR:CF61FaliqS1vW9GdnwzquZbvmzAl

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

6
T1552

Credentials In Files

5
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

6
T1005

Email Collection

1
T1114

Tasks