General

  • Target

    a769aa375d2ec5578afbde3ae08c42ed86a2b632c275a30e2498fa0947e532aa.exe

  • Size

    2.8MB

  • Sample

    220907-nwqfaahbfr

  • MD5

    f2576d7a297918830727e54ea56c1457

  • SHA1

    fe57441899dc7405a261980c42a7acbc292b9426

  • SHA256

    a769aa375d2ec5578afbde3ae08c42ed86a2b632c275a30e2498fa0947e532aa

  • SHA512

    5886c1b2e9aa13ba252dd51cd53262a2c20cbc8bd1595a296fcd4e23aeea0ecea7241d251b57f025bd5e2792248b91855b9a0f954492c97ed5544dc77e5d7abf

  • SSDEEP

    49152:f0EJnxNDCGRBQ9kyp1hjqNpermK+DOXjjQg+ipVJCyiYZKnjKXIK:s8nD2GOnIpeYDOXjjQlE7rToHK

Malware Config

Extracted

Family

raccoon

Botnet

sual Studio Source Control Solution Root Metadata File' { val 'NoOpen' = s '' 'DefaultIcon' = s '%MODULE%,0' { } } } HKLM { %REGROOTBEGIN% 'ShellFileAssociations' { '.vsscc' = s '%PROGID_APPIDNAME%.vsscc.%PROGID_VERSION%' } %REGROOTEND% }

rc4.plain

Extracted

Family

raccoon

Botnet

8eb14caca01131f5f4ff62ef8a0fcab4

C2

http://135.181.147.255/

http://5.252.23.100/

rc4.plain

Targets

    • Target

      a769aa375d2ec5578afbde3ae08c42ed86a2b632c275a30e2498fa0947e532aa.exe

    • Size

      2.8MB

    • MD5

      f2576d7a297918830727e54ea56c1457

    • SHA1

      fe57441899dc7405a261980c42a7acbc292b9426

    • SHA256

      a769aa375d2ec5578afbde3ae08c42ed86a2b632c275a30e2498fa0947e532aa

    • SHA512

      5886c1b2e9aa13ba252dd51cd53262a2c20cbc8bd1595a296fcd4e23aeea0ecea7241d251b57f025bd5e2792248b91855b9a0f954492c97ed5544dc77e5d7abf

    • SSDEEP

      49152:f0EJnxNDCGRBQ9kyp1hjqNpermK+DOXjjQg+ipVJCyiYZKnjKXIK:s8nD2GOnIpeYDOXjjQlE7rToHK

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Tasks