Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    130s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-09-2022 13:16

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General

  • Target

    0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6.exe

  • Size

    467KB

  • MD5

    3532766b7b1a52a96b77a00e94bb4c95

  • SHA1

    e112face677144ebb230165303461e0367403096

  • SHA256

    0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6

  • SHA512

    49a4067074693c90459547cc373aa0e8f74f7ae0f34200cb8f716ef6f4a1028eb3de8fe5f3e08020c1f75e927593009d193c35e31fd3cdb14b67699fdc28c714

  • SSDEEP

    12288:bFnVk+436xowuTfLq4EI+gOBzh4JiM32SIMT:bFnVkZ/wKfOrki

Score
10/10
colibribuild1discoveryloaderspywarestealer

Malware Config

Extracted

Family

colibri

Version

1.2.0

Botnet

Build1

C2

http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php

http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php

Signatures

  • Colibri Loader

    A loader sold as MaaS first seen in August 2021.

    loadercolibri
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6.exe
    "C:\Users\Admin\AppData\Local\Temp\0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3312
    • C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:4768
      • C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe"
        3⤵
        • Executes dropped EXE
        PID:4672

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe
    Filesize

    75KB

    MD5

    e0a68b98992c1699876f818a22b5b907

    SHA1

    d41e8ad8ba51217eb0340f8f69629ccb474484d0

    SHA256

    2b00d8c2bcc6b48e90524cdd41a07735dc94548ed41925baff86e43a61a4c37f

    SHA512

    856854f5fd89ae1669e4b2db10b73b4a78496bf80117003244c83e781f75e533e2e2bea9aa6c1b3aba3db1ed92ea0ed9755fbfd78cd6c86ba95867d07fc0ece2

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe
    Filesize

    75KB

    MD5

    e0a68b98992c1699876f818a22b5b907

    SHA1

    d41e8ad8ba51217eb0340f8f69629ccb474484d0

    SHA256

    2b00d8c2bcc6b48e90524cdd41a07735dc94548ed41925baff86e43a61a4c37f

    SHA512

    856854f5fd89ae1669e4b2db10b73b4a78496bf80117003244c83e781f75e533e2e2bea9aa6c1b3aba3db1ed92ea0ed9755fbfd78cd6c86ba95867d07fc0ece2

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmp6CF7.tmp.exe
    Filesize

    75KB

    MD5

    e0a68b98992c1699876f818a22b5b907

    SHA1

    d41e8ad8ba51217eb0340f8f69629ccb474484d0

    SHA256

    2b00d8c2bcc6b48e90524cdd41a07735dc94548ed41925baff86e43a61a4c37f

    SHA512

    856854f5fd89ae1669e4b2db10b73b4a78496bf80117003244c83e781f75e533e2e2bea9aa6c1b3aba3db1ed92ea0ed9755fbfd78cd6c86ba95867d07fc0ece2

    Download Submit
  • memory/3312-147-0x000000001F270000-0x000000001F2E6000-memory.dmp
    Filesize

    472KB

    Download
  • memory/3312-132-0x0000000000960000-0x00000000009DA000-memory.dmp
    Filesize

    488KB

    Download
  • memory/3312-135-0x0000000002A50000-0x0000000002A62000-memory.dmp
    Filesize

    72KB

    Download
  • memory/3312-151-0x00007FFEE8670000-0x00007FFEE9131000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/3312-134-0x000000001C8F0000-0x000000001C9FA000-memory.dmp
    Filesize

    1.0MB

    Download
  • memory/3312-150-0x00007FFEE8670000-0x00007FFEE9131000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/3312-149-0x000000001E150000-0x000000001E1A0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/3312-148-0x000000001DDF0000-0x000000001DE0E000-memory.dmp
    Filesize

    120KB

    Download
  • memory/3312-133-0x00007FFEE8670000-0x00007FFEE9131000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/3312-136-0x0000000002AB0000-0x0000000002AEC000-memory.dmp
    Filesize

    240KB

    Download
  • memory/3312-145-0x000000001DE20000-0x000000001DFE2000-memory.dmp
    Filesize

    1.8MB

    Download
  • memory/3312-146-0x000000001E520000-0x000000001EA48000-memory.dmp
    Filesize

    5.2MB

    Download
  • memory/4672-144-0x0000000000400000-0x0000000000407000-memory.dmp
    Filesize

    28KB

    Download
  • memory/4672-142-0x0000000000400000-0x0000000000407000-memory.dmp
    Filesize

    28KB

    Download
  • memory/4672-141-0x0000000000000000-mapping.dmp
    Download
  • memory/4768-140-0x00000000009DB000-0x00000000009E1000-memory.dmp
    Filesize

    24KB

    Download
  • memory/4768-137-0x0000000000000000-mapping.dmp
    Download