bumblebee | 7d26abac30a5196738805e5376717b23776f52133f3e983bc981650ac8ca15a2

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06-09-2022 15:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

of/Office_Install.lnk
Size

1KB
MD5

6b235a615c34bb2f86e23f9bd86e9bb0
SHA1

5d0acfef254761ee10ef3c89c7c078b19dbf2bf2
SHA256

baa473b56fc40b073f0e0b5f32944857016e6e7fda120385e5ce677710d9e08d
SHA512

2facf906c4cd1004c9f3e75bf3be458f6ae44847f3447d933f3d849d5cc03d064cae1594e8dd9e6d70e71f09e1e514cbce3de185281934bc5ab253afb418312a

Score

10^/10

bumblebee 176 evasion trojan

Malware Config

Extracted

Family

bumblebee

Botnet

176

70.164.10.27:408

26.41.31.179:151

114.231.91.156:187

133.178.159.62:149

14.62.208.157:254

25.98.245.218:116

118.68.44.63:384

17.129.76.222:497

169.218.206.202:179

74.82.20.46:385

146.19.173.233:443

224.139.76.178:199

203.204.185.83:210

144.253.119.113:310

143.161.126.207:367

23.67.101.88:308

36.73.68.161:435

23.82.141.11:443

172.93.181.233:443

250.96.42.74:399

rc4.plain

Signatures

BumbleBee
BumbleBee is a webshell malware written in C++.
trojan 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\VBoxService	odbcconf.exe
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

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

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-1-5-21-4063495947-34355257-727531523-1000\SOFTWARE\Wine	odbcconf.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 41 IoCs

pid	Process
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe
1716	odbcconf.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 1716	1204	cmd.exe	28
PID 1204 wrote to memory of 1716	1204	cmd.exe	28
PID 1204 wrote to memory of 1716	1204	cmd.exe	28

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\of\Office_Install.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Windows\System32\odbcconf.exe
  "C:\Windows\System32\odbcconf.exe" -f file.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
  - Suspicious behavior: EnumeratesProcesses
  PID:1716

Network

MITRE ATT&CK Enterprise v6

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

Loading Replay Monitor...

Downloads

memory/1204-54-0x000007FEFB741000-0x000007FEFB743000-memory.dmp

Filesize
8KB

Download
memory/1716-92-0x0000000002180000-0x0000000002297000-memory.dmp

Filesize
1.1MB

Download