bumblebee | c770b2a5a9a01f84785a965a2eab1430ce0fa8b7ecec61715f00ef69c84448c2

Analysis

max time kernel
134s
max time network
149s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
21-02-2023 18:06

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General

Target

reviews.dll
Size

5.5MB
MD5

4d409aebb3389bd35d81778ea797ad6e
SHA1

058886b2012164dc54ba8be6316cc1ce02343f8f
SHA256

c770b2a5a9a01f84785a965a2eab1430ce0fa8b7ecec61715f00ef69c84448c2
SHA512

7ceedce04e7a39b0186ca369acc015e2b3c8247c9fcdbcd9fe334fa052b5db134020106e09bad704961392d0dddc8c9698058ac057f470dbfbf6e7e85110a3a2
SSDEEP

49152:prv+wvEd7anDUyHxzAjK5GhknnzO63+uaLggO61SwcEunJFxs:prv+wvEd7anDUyHx

Score

10^/10

bumblebee 212cc trojan

Malware Config

Extracted

Family

bumblebee

Botnet

212cc

205.185.113.34:443

185.173.34.35:443

160.20.147.242:443

195.20.17.75:443

91.206.178.234:443

104.168.157.253:443

146.19.173.86:443

86.106.131.105:443

51.75.62.204:443

51.68.144.43:443

103.175.16.13:443

23.254.167.63:443

23.82.140.155:443

185.17.40.138:443

192.111.146.178:443

157.254.194.117:443

194.135.33.184:443

172.86.120.111:443

103.175.16.104:443

173.234.155.246:443

rc4.plain

Signatures

BumbleBee
BumbleBee is a webshell malware written in C++.
trojan bumblebee

Blocklisted process makes network request 7 IoCs

flow	pid	Process
1	2044	rundll32.exe
3	2044	rundll32.exe
4	2044	rundll32.exe
5	2044	rundll32.exe
8	2044	rundll32.exe
11	2044	rundll32.exe
14	2044	rundll32.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2044	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\reviews.dll,JLAFOcpbWdVd
1⤵
- Blocklisted process makes network request
- Suspicious use of NtCreateThreadExHideFromDebugger
PID:2044

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2044-54-0x0000000002070000-0x00000000021D1000-memory.dmp

Filesize
1.4MB

Download
memory/2044-55-0x0000000001F10000-0x000000000206E000-memory.dmp

Filesize
1.4MB

Download
memory/2044-56-0x0000000002070000-0x00000000021D1000-memory.dmp

Filesize
1.4MB

Download
memory/2044-57-0x0000000002070000-0x00000000021D1000-memory.dmp

Filesize
1.4MB

Download