Overview

overview

10

Static

static

3

Trusteer.exe

windows7-x64

10

Trusteer.exe

windows10-2004-x64

10

__MACOSX/....er.exe

windows7-x64

__MACOSX/....er.exe

windows10-2004-x64

Sharing

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General

  • Target

    Trusteer.zip

  • Size

    3.3MB

  • Sample

    240315-zxxfrsbd3w

  • MD5

    e901a3d2239142f7a3a5d93320ffcff1

  • SHA1

    c33eac1862db3611730d62c688430c235feaefe4

  • SHA256

    b3b3a4a9ac1cc6715d8c875ac34f92708d0b9f91104b793768ed90baa57c97d0

  • SHA512

    2e9187e3af506e6311e284fe2a26b5711e7c99425e80a3e1dd7fdb435ba9297298988a715bafc950cfe7071d035f54ed36b2cbfeb17e201eb3a3620e256a582f

  • SSDEEP

    98304:YcS/hHOGLVlQtM2xOxWwyvfOUe+sz2oIjx2hA2Z1IrJMy:YvZdswW1mU7sz2oAG0rJMy

Score
10/10
osirisbankerbotnetevasion

Malware Config

Targets

    • Target

      Trusteer.exe

    • Size

      3.3MB

    • MD5

      30cb49e14aa0f3247110df5dc1a1690b

    • SHA1

      84521809033b25b01338e3087881d4c37b4d0faa

    • SHA256

      2ad801c4a4f232b02c940858d69c3d3608c6df1606b73c76494e1d7d0d30e761

    • SHA512

      c206045d0c2ba0dfc773bb5b41db0802127d86d521b6fe41523d63e59b79a2657dd960b3ca1dc1be31298279d920f3080a5e72803cd11fe261b32e08cd3577e9

    • SSDEEP

      49152:p7RUQh1V1fO/9DA0q3i9aLrsvHyR15U8dJAsgWpyTulz9b9H5vDCjeMeZi7uax:p711TMeS92r1155A/0ysPZvej3

    Score
    10/10
    osirisbankerbotnetevasion

    • Osiris

      bankerbotnetosiris

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

      evasion

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

    • Target

      __MACOSX/._Trusteer.exe

    • Size

      401B

    • MD5

      5731436ca63a3ce162efdeeb8559c5b8

    • SHA1

      4c4302199be00f6838b4133360bbdf463b76ff2c

    • SHA256

      00debcd5a652b63f26d844aa85eea0d5c7787f5895d40fd3550f40ea9456a8a3

    • SHA512

      a380b8e513de320e1a50a1364cbfd04c4e44635ab964986899524bf671d4513d56b6da3bb55836b90219225e0a171e3918fc866f1d73aba1d6bcca536490c054

    Score
    1/10
    behavioral3behavioral4

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks