MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bcb5833e9b9ff99e6d2001552ad663f511bc57af02ca6ecacb188130fd8d753f. 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


Babuk


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bcb5833e9b9ff99e6d2001552ad663f511bc57af02ca6ecacb188130fd8d753f
SHA3-384 hash: 235bace22e434c3fbdd7126ce49c06b4df765931cd5cb344caf0322ec55a4fb4263fdde1cb5be4f18bd799cd38e85290
SHA1 hash: da0f557874113d68c4924b9e49c2712fc010738b
MD5 hash: f981ee633618dc55b84fd91eaa2e75ab
humanhash: sweet-kitten-echo-hamper
File name:f981ee633618dc55b84fd91eaa2e75ab.exe
Download: download sample
Signature Babuk
Create hunting rule
File size:828'928 bytes
First seen:2023-03-07 13:34:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 24576:r1Qwe3cOQHKgxHt6mgdlwQNa/tlaVmYV:rBRxHcdDKlaVm
Threatray 103 similar samples on MalwareBazaar
TLSH T191058E9132B1D4B3F5CB017560287ACC2D7CB143B6D4F24B6A777AC0A605ABBF6A8D11
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:Babuk exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f981ee633618dc55b84fd91eaa2e75ab.exe
Verdict:
Malicious activity
Analysis date:
2023-03-07 13:37:56 UTC
Tags:
ransomware
Link:
https://app.any.run/tasks/c80bd8a2-e89b-4419-984a-2910d0a34bde

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Babuk
Create hunting rule
Link:
https://www.capesandbox.com/analysis/372266/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Running batch commands
Creating a process with a hidden window
Deleting volume shadow copies
Encrypting user's files
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64073d8810ca2273c93e2f26/reports/6d76b6a8-febe-47cb-917b-07a430b92620/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/bcb5833e9b9ff99e6d2001552ad663f511bc57af02ca6ecacb188130fd8d753f
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.
Malware family:
Babuk ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b1c9d008-2537-45fc-b84e-3cf03cd62565
Result
Threat name:
Babuk
Create hunting rule
Detection:
malicious
Classification:
rans.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1189057
Signature
Deletes shadow drive data (may be related to ransomware)
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May disable shadow drive data (uses vssadmin)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for submitted file
Yara detected Babuk Ransomware
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bcb5833e9b9ff99e6d2001552ad663f511bc57af02ca6ecacb188130fd8d753f/
Threat name:
ByteCode-MSIL.Spyware.SnakeLogger
Create hunting rule
Status:
Malicious
First seen:
2023-03-07 13:49:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
22 of 25 (88.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xs2ygpu3t74z43jaafksvvtd6ui3yv5palfg5swldcatb7mnou7q._file
Verdict:
malicious
Similar samples:
30ec05225f4cfdcfbfcc89d37aed7b5df5cd331107181854b5bbc898b54c3258
Babuk
59849ade722e0ac68e1105fb13ad623c8cf5b5e44fe325e5239f470195bfe7f9
Babuk
7e0dd3b9557b18226181b4c0356499edd472030f975bcfc44a7fbfd56f7661a4
Babuk
8197e71791a36b364c735addbf05c9533530aae40f1c4d124d7ed098705d2a2f
Babuk
8ec589783ee99df7f41c722cd5e082a377a24d8e0f26121ade720132e09a574e
Babuk
a631939d37aa8e744a50d1580552456788a574ab4f9233261ad0453baec0755a
Babuk
ba5bc20c0063cb1a4e8192d7a552cd7dba167607b57e2f44552df8a34ed490ad
Babuk
bd3704c36cc99d990c773ae12328f7938e7a5bf230e18501f2f8b869532b28d5
Babuk
d3277817e3f5dd9265d3797ceb8db5316f75c7f708f9ba2186d8380c7a6530c1
Babuk
f3927a993fa7a545f2ccbce547e0b7cd6e1c3e728b05ea5ad5d0afd1600d34f4
Babuk
+ 93 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
ransomware
Link:
https://tria.ge/reports/230307-qvnleaab68/
Behaviour
Interacts with shadow copies
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Suspicious use of SetThreadContext
Enumerates connected drives
Checks computer location settings
Modifies extensions of user files
Deletes shadow copies
Unpacked files
SH256 hash:
174324289835569f394ee7570a30a8c5aee88f624c9b981d24c2eb59fd56b7f0
MD5 hash:
b795253e13ef9680dc7a5ba193ac9dcc
SHA1 hash:
e745bfba098bb4b05779e6d4c91c4c984a313f77
Link:
https://www.unpac.me/results/83007ea6-5e30-4f84-885a-e7080274dfae/
SH256 hash:
498c0460da26cfc2c4ec95b9b394bbd3db719ba08ccbd5964a533bc9006dcf8f
MD5 hash:
f4e7e91d4fdda2d3feb401b5b1d53abf
SHA1 hash:
cf9e76e6418850ac853bd9c6ce82a0be7920fc1d
Link:
https://www.unpac.me/results/83007ea6-5e30-4f84-885a-e7080274dfae/
SH256 hash:
d06df7395d561e198f9b7c5481567116ff2e4c2e84437c018d2a2c8ea6c4ca37
MD5 hash:
0fb6061f7d37424fb9e6d0e76b019c19
SHA1 hash:
98a64bf7b459f032d6ec5793003bf61b5ae1dd74
Link:
https://www.unpac.me/results/83007ea6-5e30-4f84-885a-e7080274dfae/
Parent samples :
495607b1aef01bf7dfb64b5cb16a8fc0f161c2923627d71c69de97328f8eca3f
2434aa78b46a3afc98fa6e888c3eb56278ba52b0ff800e7e875af9c2e7f9011a
SH256 hash:
312d761f1b033e946b72f8c538434e650f3abc48f8f2d285a8787df9ce073cfd
MD5 hash:
d925cea33db01145686d6f2baa840f50
SHA1 hash:
399833c211057968b145897ed1b24af4a055bd2f
Link:
https://www.unpac.me/results/83007ea6-5e30-4f84-885a-e7080274dfae/
SH256 hash:
db60976e7fb1f9eb6e5c93f5d7c34372bba2b15be1b242d1abff20755679b93d
MD5 hash:
a57f94171e430598caca1afd7f660750
SHA1 hash:
2d134bde22d8589235c10c4467220cb08aab79d8
Detections:
win_astralocker_auto
Create hunting rule
Link:
https://www.unpac.me/results/83007ea6-5e30-4f84-885a-e7080274dfae/
Parent samples :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 hash:
bcb5833e9b9ff99e6d2001552ad663f511bc57af02ca6ecacb188130fd8d753f
MD5 hash:
f981ee633618dc55b84fd91eaa2e75ab
SHA1 hash:
da0f557874113d68c4924b9e49c2712fc010738b
Link:
https://www.unpac.me/results/83007ea6-5e30-4f84-885a-e7080274dfae/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bcb5833e9b9f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/bcb5833e9b9ff99e6d2001552ad663f511bc57af02ca6ecacb188130fd8d753f

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/372266/

Comments