bumblebee | c60c8153f45af6012d9f85074886fcf627e34e0c92db133207934fd3eadd2770

Analysis

max time kernel
132s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 23:28

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General

Target

PRD.lnk
Size

1KB
MD5

ba087f3dc565e4c1dc54c5e2f581f4a1
SHA1

90940bfa9973a4d455e25d09c2c0f1c4d2ffb06e
SHA256

dfc5072b4874706e6ebe8c47140dedc6051f8dda92351bdea8996154e6a96ed2
SHA512

c3f22c3d24d08b4fe96e097bbb192f1c47afc3933b49d20da98d33edd0fb8c6c7615a102a4f75d6f1ef50c0c85ab574e9b41be9adf780ee27b6667b3e64d648c

Score

10^/10

bumblebee 286a evasion loader

Malware Config

Extracted

Family

bumblebee

Botnet

286a

185.62.58.175:443

209.141.58.141:443

103.175.16.116:443

146.70.106.52:443

108.62.118.145:443

154.56.0.112:443

172.93.193.187:443

rc4.plain

Signatures

BumbleBee
BumbleBee is a loader malware written in C++.
loader bumblebee
Bumblebee family
bumblebee

Enumerates VirtualBox registry keys 2 TTPs 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxVideo	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxMouse	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxService	odbcconf.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	odbcconf.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\FADT\VBOX__	odbcconf.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\RSDT\VBOX__	odbcconf.exe

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	odbcconf.exe

Checks BIOS information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	odbcconf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	odbcconf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	odbcconf.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	cmd.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Wine	odbcconf.exe

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	odbcconf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe
4736	odbcconf.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 4736	4284	cmd.exe	83
PID 4284 wrote to memory of 4736	4284	cmd.exe	83

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PRD.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4284
- C:\Windows\System32\odbcconf.exe
  "C:\Windows\System32\odbcconf.exe" -f sec.rsp
  2⤵
  - Enumerates VirtualBox registry keys
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Looks for VirtualBox Guest Additions in registry
  - Checks BIOS information in registry
  - Identifies Wine through registry keys
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Suspicious behavior: EnumeratesProcesses
  PID:4736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4736-0-0x00007FFA91EAD000-0x00007FFA91EAE000-memory.dmp

Filesize
4KB

Download
memory/4736-1-0x000001F5BDF90000-0x000001F5BE0A6000-memory.dmp

Filesize
1.1MB

Download
memory/4736-2-0x000001F5BDF90000-0x000001F5BE0A6000-memory.dmp

Filesize
1.1MB

Download
memory/4736-5-0x00007FFA91E10000-0x00007FFA92005000-memory.dmp

Filesize
2.0MB

Download
memory/4736-4-0x00007FFA91E10000-0x00007FFA92005000-memory.dmp

Filesize
2.0MB

Download
memory/4736-3-0x00007FFA91E10000-0x00007FFA92005000-memory.dmp

Filesize
2.0MB

Download
memory/4736-6-0x000001F5BDF90000-0x000001F5BE0A6000-memory.dmp

Filesize
1.1MB

Download
memory/4736-7-0x000001F5BDF90000-0x000001F5BE0A6000-memory.dmp

Filesize
1.1MB

Download
memory/4736-8-0x00007FFA91EAD000-0x00007FFA91EAE000-memory.dmp

Filesize
4KB

Download
memory/4736-9-0x00007FFA91E10000-0x00007FFA92005000-memory.dmp

Filesize
2.0MB

Download
memory/4736-10-0x000001F5BDF90000-0x000001F5BE0A6000-memory.dmp

Filesize
1.1MB

Download
memory/4736-11-0x000001F5BDF90000-0x000001F5BE0A6000-memory.dmp

Filesize
1.1MB

Download