Overview

overview

10

Static

static

908afda25d...e6.exe

windows7-x64

8

908afda25d...e6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    908afda25d78205d477533a6be2bb78854952023c5469167ea5f78011f6e99e6

  • Size

    555KB

  • Sample

    220803-qke7aabea4

  • MD5

    ebb6ff0c166615b324376fcfac222a1e

  • SHA1

    40469e99ca8181cf17547a6c1b7939086c8653a1

  • SHA256

    908afda25d78205d477533a6be2bb78854952023c5469167ea5f78011f6e99e6

  • SHA512

    8f8cb77813a2af2b9d51abed94c07cee8c775b30982342e1bdde55eaf1df45aa606070a53e149c645d0b05fd23c150874ff0cb5bcac2aa61d099b75581ce852f

Score
10/10
colibribuild1loaderpersistence

Malware Config

Extracted

Family

colibri

Version

1.2.0

Botnet

Build1

C2

http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php

http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php

Targets

    • Target

      908afda25d78205d477533a6be2bb78854952023c5469167ea5f78011f6e99e6

    • Size

      555KB

    • MD5

      ebb6ff0c166615b324376fcfac222a1e

    • SHA1

      40469e99ca8181cf17547a6c1b7939086c8653a1

    • SHA256

      908afda25d78205d477533a6be2bb78854952023c5469167ea5f78011f6e99e6

    • SHA512

      8f8cb77813a2af2b9d51abed94c07cee8c775b30982342e1bdde55eaf1df45aa606070a53e149c645d0b05fd23c150874ff0cb5bcac2aa61d099b75581ce852f

    Score
    10/10
    persistencecolibribuild1loader

    • Colibri Loader

      A loader sold as MaaS first seen in August 2021.

      loadercolibri

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks