Overview

overview

10

Static

static

10

CustomInstaller.exe

windows7-x64

7

CustomInstaller.exe

windows10-2004-x64

9

discord_to...er.pyc

windows7-x64

3

discord_to...er.pyc

windows10-2004-x64

3

get_cookies.pyc

windows7-x64

3

get_cookies.pyc

windows10-2004-x64

8

misc.pyc

windows7-x64

3

misc.pyc

windows10-2004-x64

8

passwords_grabber.pyc

windows7-x64

3

passwords_grabber.pyc

windows10-2004-x64

8

source_prepared.pyc

windows7-x64

3

source_prepared.pyc

windows10-2004-x64

8

Sharing

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General

  • Target

    CustomInstaller.exe

  • Size

    83.8MB

  • Sample

    250215-j6lgvsxpcx

  • MD5

    49b2e24abcc528566578ee1992fe5747

  • SHA1

    4ec4640050759eaa2bd3e0cbd41dda7bf2f3b66f

  • SHA256

    aab961d756207c8a2d47d749e35f118c81e41cb5f9b101cc0f07861f1d5ebf76

  • SHA512

    8f3134f9f0045da1a3ffce45ad9e49265e2af504a6a90467327de915bb5824bbf0d8be2c56bab5854081c24a58807671ad838ae24112c0602d0e7e470219e630

  • SSDEEP

    1572864:pVjlGWsFm7OkiqOv8im2AqlE7xlhpqfiYweyJulZUdg14EKd72:7IVFm7OknOv8i3diLNpuB4NZ2

Score
10/10
pysilondefense_evasiondiscoveryexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      CustomInstaller.exe

    • Size

      83.8MB

    • MD5

      49b2e24abcc528566578ee1992fe5747

    • SHA1

      4ec4640050759eaa2bd3e0cbd41dda7bf2f3b66f

    • SHA256

      aab961d756207c8a2d47d749e35f118c81e41cb5f9b101cc0f07861f1d5ebf76

    • SHA512

      8f3134f9f0045da1a3ffce45ad9e49265e2af504a6a90467327de915bb5824bbf0d8be2c56bab5854081c24a58807671ad838ae24112c0602d0e7e470219e630

    • SSDEEP

      1572864:pVjlGWsFm7OkiqOv8im2AqlE7xlhpqfiYweyJulZUdg14EKd72:7IVFm7OknOv8i3diLNpuB4NZ2

    Score
    9/10
    upxdefense_evasiondiscoveryexecutionpersistence

    • Enumerates VirtualBox DLL files

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Downloads MZ/PE file

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

    • Target

      discord_token_grabber.pyc

    • Size

      15KB

    • MD5

      aaaeca514d98795f954c1f2eebb18881

    • SHA1

      6331352aada5256452c43545bb6593958602a20c

    • SHA256

      a808291bd70bbd15bedd818ef25a1dbcfbf548330fd9ddf5244143ec3eb66cc6

    • SHA512

      ec9c019d0061103e1e1b3db7feb346136e5e4f447804f9586aacdd7da3c9b877bda1221735b08fc44586cd443b8909664a22bb90ce3a4230402357d35fe80883

    • SSDEEP

      384:nGC7RYmnXavkLPJrltcshntQ5Maa2holHVg:nGCuvkL9ltcsttQ5MaaCgHVg

    Score
    3/10
    discovery
    behavioral3behavioral4

    • Target

      get_cookies.pyc

    • Size

      9KB

    • MD5

      b97f0689742bd69af8900cd3731c5294

    • SHA1

      28ccff4aa6009fc86d4561e5bc37ea2fb175a689

    • SHA256

      b080857887222e4c048bba2d7bb3ebc25cc26f31bb26f645fafc01de4e46a03c

    • SHA512

      9b2c471688fee5cb3d1112ec0d594f5c16371dbb6a1dd30668f64746f2073cea377ca6797928e67bfc933e03c52d819ec676f00a115ef3afa4eeb240daf71883

    • SSDEEP

      96:nlNatjbBMMKiNW8Zxh9ybA6HUWc4/xIgBZFLjH2K8BXFxUBvF/A7qx3MlMFztwX3:lNahBeiNR9QfUF2x3NC79F21aGaqDAht

    Score
    8/10
    discovery

    • Downloads MZ/PE file

    behavioral5behavioral6

    • Target

      misc.pyc

    • Size

      4KB

    • MD5

      3eb4ff2a9be2d13ecb7343cf82865294

    • SHA1

      6f9d52b590a15de10dd4589ced7320734371b844

    • SHA256

      5697249c80354c3adbbb6ae7f2068bd5e0ab44ce08def7b1ef168508fb1fb2c4

    • SHA512

      776bc0e43593579b7a82bdf0ed77ba89803111b5651cf222c82a7245cd9a297560e3400dc9fcefbed56a91cde4f786f2d745e931102c4ac8750044f2f5072f63

    • SSDEEP

      96:XSMlhlvSzMPDweHPF8+VB7sHIZGQSWfvmyyZ1k9zBub:iolvSzM0evq+VBXZGQlvmV1k5Bub

    Score
    8/10
    discovery

    • Downloads MZ/PE file

    behavioral7behavioral8

    • Target

      passwords_grabber.pyc

    • Size

      7KB

    • MD5

      e51a6ecd8527b9e758afb60513356e19

    • SHA1

      89feb7e8f793bef5dc22556196bb9b03387476fe

    • SHA256

      3c2a8cf8d20d10c27c1c389064abbcce9aab9d6afe5cac26a376ebedf551bece

    • SHA512

      acc505cea3eff572570b05418931b9be9339c0dd91922ce5ef470810bf861f2395535ccab883f470910bb4e0c9dae309382044568ae0a3aba2b9323ada1f784d

    • SSDEEP

      192:A114qWLlhuUIxDPK2cMHJb+XUhitovgEuT:64qWLlMFyVMHAE/Y

    Score
    8/10
    discovery

    • Downloads MZ/PE file

    behavioral10behavioral9

    • Target

      source_prepared.pyc

    • Size

      172KB

    • MD5

      e357b6371cb5eee6824d5bbebd31ab6e

    • SHA1

      032bd34856f26d5d40f5fa4fcda9424ab28b2bd8

    • SHA256

      4bc2f4c24be014daebba3e8df559a40986dac5edb0049b3266542623d14e67ac

    • SHA512

      a2944ad1e33f6aeee1b036e08b84e0956d082b687f4e8797aa7bb6c12950a30e9d708807c12cc8204d9c8bf2f559778a3c1dc98bacf0ccc07e7219c5c4d019a2

    • SSDEEP

      3072:jr4AC0aOO2LG1VUT/ovPZTerUScdQQV+C/iIvdXzpusTxw:jrFC0aOO2LGM/o0j8SCsse

    Score
    8/10
    discovery

    • Downloads MZ/PE file

    behavioral11behavioral12

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

File and Directory Discovery

1
T1083

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks