colibri | 0eb58b723318b8746280abd3d278a6325deba933c67d41cf638aa89244d6c3c7

General

Target

tmp.exe
Size

2.1MB
MD5

f0c0bd9f2464a22b26cd1e59f061c301
SHA1

9f4af038778fd91eb409c774c88325d23cf48c26
SHA256

0eb58b723318b8746280abd3d278a6325deba933c67d41cf638aa89244d6c3c7
SHA512

090872ec9db441be82172fe4b093ec0f6b55183341fea747e8ea66591aa81422e69d2b5d227369b22f7088a7d9d8eeb0fdd0d4818072372032425d2c321e0748
SSDEEP

24576:lJ/Q7WLg9oER9uXtIkOrGoJHcuA2yZdwMrl9Je:d

Score

10^/10

colibri build1 collection loader spyware stealer

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.
loader colibri
Executes dropped EXE 2 IoCs

Processes:

tmp6997.tmp.exetmp6997.tmp.exe

pid process

1176 tmp6997.tmp.exe
3248 tmp6997.tmp.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

tmp.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation tmp.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1176	tmp6997.tmp.exe
3248	tmp6997.tmp.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	tmp.exe

Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs

collection

Email Collection

T1114

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook	tmp.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook	tmp.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

tmp6997.tmp.exe

description pid process target process

PID 1176 set thread context of 3248 1176 tmp6997.tmp.exe tmp6997.tmp.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 1176 set thread context of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	tmp.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	tmp.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

tmp.exe

pid process

1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
1868 tmp.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmp.exe

description pid process

Token: SeDebugPrivilege 1868 tmp.exe

pid	process
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe
1868	tmp.exe

description	pid	process
Token: SeDebugPrivilege	1868	tmp.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

tmp.exetmp6997.tmp.exe

description	pid	process	target process
PID 1868 wrote to memory of 1176	1868	tmp.exe	tmp6997.tmp.exe
PID 1868 wrote to memory of 1176	1868	tmp.exe	tmp6997.tmp.exe
PID 1868 wrote to memory of 1176	1868	tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe
PID 1176 wrote to memory of 3248	1176	tmp6997.tmp.exe	tmp6997.tmp.exe

outlook_office_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1868

C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1176

C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe"
3⤵
- Executes dropped EXE
PID:3248

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe
Filesize
75KB

MD5
e0a68b98992c1699876f818a22b5b907

SHA1
d41e8ad8ba51217eb0340f8f69629ccb474484d0

SHA256
2b00d8c2bcc6b48e90524cdd41a07735dc94548ed41925baff86e43a61a4c37f

SHA512
856854f5fd89ae1669e4b2db10b73b4a78496bf80117003244c83e781f75e533e2e2bea9aa6c1b3aba3db1ed92ea0ed9755fbfd78cd6c86ba95867d07fc0ece2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe
Filesize
75KB

MD5
e0a68b98992c1699876f818a22b5b907

SHA1
d41e8ad8ba51217eb0340f8f69629ccb474484d0

SHA256
2b00d8c2bcc6b48e90524cdd41a07735dc94548ed41925baff86e43a61a4c37f

SHA512
856854f5fd89ae1669e4b2db10b73b4a78496bf80117003244c83e781f75e533e2e2bea9aa6c1b3aba3db1ed92ea0ed9755fbfd78cd6c86ba95867d07fc0ece2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6997.tmp.exe
Filesize
75KB

MD5
e0a68b98992c1699876f818a22b5b907

SHA1
d41e8ad8ba51217eb0340f8f69629ccb474484d0

SHA256
2b00d8c2bcc6b48e90524cdd41a07735dc94548ed41925baff86e43a61a4c37f

SHA512
856854f5fd89ae1669e4b2db10b73b4a78496bf80117003244c83e781f75e533e2e2bea9aa6c1b3aba3db1ed92ea0ed9755fbfd78cd6c86ba95867d07fc0ece2

Download Submit
memory/1176-134-0x0000000000000000-mapping.dmp

Download
memory/1176-137-0x000000000156B000-0x0000000001571000-memory.dmp

Filesize
24KB

Download
memory/1868-132-0x00000000001E0000-0x000000000040A000-memory.dmp

Filesize
2.2MB

Download
memory/1868-133-0x00007FF85E7C0000-0x00007FF85F281000-memory.dmp

Filesize
10.8MB

Download
memory/1868-142-0x00007FF85E7C0000-0x00007FF85F281000-memory.dmp

Filesize
10.8MB

Download
memory/3248-138-0x0000000000000000-mapping.dmp

Download
memory/3248-139-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/3248-141-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads