MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


BumbleBee


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4
SHA3-384 hash: 741dfa9486df92b8e65ea21e4131d22c1bd2812a2a866a364e5ce4a84aa867b083de812f834881e373e9e02baf62e7d6
SHA1 hash: fa1ec9bc52782b82d964837e5b7a9146657b47dc
MD5 hash: 8de1214f34037cea3c1f4592f569d650
humanhash: dakota-oven-virginia-mountain
File name:procsvc.dll
Download: download sample
Signature BumbleBee
Create hunting rule
File size:1'312'768 bytes
First seen:2022-05-17 07:04:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6722b2e696f3409c5ebe8621b864aad6 (4 x BumbleBee)
ssdeep 24576:UcXOgAWOI04Y4cNackMfRqksDmPukzH1r1CzfBcv:mIbY4cNackMfRqTDaukjx1YfBcv
Threatray 2'176 similar samples on MalwareBazaar
TLSH T1BD553A2B486A4B4DD401CD5425383D73DEF6EB935FA49198F971B887CE3E7A900BAB40
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Reporter Rony
Tags:BUMBLEBEE dll exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
240
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
procsvc.dll
Verdict:
No threats detected
Analysis date:
2022-05-17 07:08:05 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/87ac9cb4-7392-4251-837b-ef5f46603920

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
BumbleBee
Create hunting rule
Link:
https://www.capesandbox.com/analysis/271349/
Result
Verdict:
Clean
Maliciousness:
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/18213/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6283493322b733139c244cc9/reports/55a420dc-416e-4879-9a7c-b2973ad7574a/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/ccad8865-56ab-4c04-bb49-06b196d26186
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/995544
Signature
Antivirus / Scanner detection for submitted sample
Contain functionality to detect virtual machines
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Searches for specific processes (likely to inject)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4/
Threat name:
Win64.Dropper.BumbleBee
Create hunting rule
Status:
Malicious
First seen:
2022-05-16 17:15:33 UTC
File Type:
PE+ (Dll)
Extracted files:
1
AV detection:
13 of 41 (31.71%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dd7vtlr5kjmqsgfmx5gynh2xufidbrmcxj2ge6zc65canr3ckl2a._file
Verdict:
malicious
Similar samples:
18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4
BumbleBee
2457a1b0008c7059b5d58fffadad4e71f8332e9c09ac55f34b0a078363c29c87
BumbleBee
25ccf19af5dac51ec76ce6da1d2958d5dee34e50e78938b187b627f8771317d1
BumbleBee
382b3e5d777b656f5dc33c18f7e99f4ff98bf02082b8e53f69fe9ac551817223
BumbleBee
4c9ffef418385fdd0aa0e6ea1c0e29f3a7a4af51fbcfd011d0797d6e62c8ccfe
BumbleBee
538ecb4299c89ffb241cfd63b6823ab604420ccaea1b05535be1ea2701afca1b
BumbleBee
b721c0639b89437de7bedaba753502d04acdebaa4f80f96f7b0c32289854d9c2
BumbleBee
+ 2'166 additional samples on MalwareBazaar
Result
Malware family:
bumblebee
Create hunting rule
Score:
  10/10
Tags:
family:bumblebee botnet:1605a evasion trojan
Link:
https://tria.ge/reports/220517-hwhgsagcf4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Checks BIOS information in registry
Identifies Wine through registry keys
Enumerates VirtualBox registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Looks for VirtualBox Guest Additions in registry
BumbleBee
Malware Config
C2 Extraction:
209.141.37.189:443
194.135.33.137:443
49.12.241.35:443
Unpacked files
SH256 hash:
18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4
MD5 hash:
8de1214f34037cea3c1f4592f569d650
SHA1 hash:
fa1ec9bc52782b82d964837e5b7a9146657b47dc
Link:
https://www.unpac.me/results/3d9ec07c-a0d2-41df-9e15-c18f7631a9f7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:crime_win64_bumbleebee_loader_packed
Create hunting rule
Author:Rony (@r0ny_123)
Rule name:INDICATOR_SUSPICIOUS_References_SecTools
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many IR and analysis tools

File information

The table below shows additional information about this malware sample such as delivery method and external references.

BumbleBee

iso 27ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7

BumbleBee

Executable exe 18ff59ae3d52590918acbf4d869f57a15030c582ba74627b22f74406c76252f4

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/271349/
  
Dropped by
SHA256 27ada021a3b354c1c21ea75ee4e8a48669515a2912185c451f14794e346467d7
  
Dropped by
MD5 a7de72f549e7e03bd454988c8bb0a902

Comments