MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 332bca23e362f6c95326ecc943cb39e93d6fdcf454d72a5e60c9e14f5802ce5a. 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


Zeppelin


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 332bca23e362f6c95326ecc943cb39e93d6fdcf454d72a5e60c9e14f5802ce5a
SHA3-384 hash: 15803693645ca0af4dc414920fee57841803ecfab45d1ab53b919fa59b4c4550a4718d9ed1c86c693f7a2891a0aadaa4
SHA1 hash: ca17412cd44d186db91c4b2fa7df03363533ffd2
MD5 hash: 42ea94ee3adca8b82fba15ecdde25f26
humanhash: freddie-arizona-mississippi-sixteen
File name:42ea94ee3adca8b82fba15ecdde25f26.exe
Download: download sample
Signature Zeppelin
Create hunting rule
File size:219'648 bytes
First seen:2020-12-23 19:30:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8acb34bed3caa60cae3f08f75d53f727 (15 x Zeppelin)
ssdeep 6144:CyJE1brNNDw7AE9kgH16LGv2J4DQFu/U3buRKlemZ9DnGAeDMK3IT6+c:CUqNNDwpRV6LqM4DQFu/U3buRKlemZ9T
Threatray 17 similar samples on MalwareBazaar
TLSH 3F247D36FA804472D1731E7CDE1A56AE916EBA302F2C14477DE85E8D9E3D3A2252D1C3
Reporter abuse_ch
Tags:exe Ransomware.Zeppelin Zeppelin

Intelligence

File Origin
# of uploads :
1
# of downloads :
664
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
42ea94ee3adca8b82fba15ecdde25f26.exe
Verdict:
Malicious activity
Analysis date:
2020-12-23 19:31:20 UTC
Tags:
ransomware zeppelin evasion trojan buran
Link:
https://app.any.run/tasks/c41f26af-60b8-4c61-9bd3-06750aa85388

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Zeppelin
Create hunting rule
Link:
https://www.capesandbox.com/analysis/109237/
Detection(s):
Win.Ransomware.Buhtrap-9802628-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a file in the %temp% directory
Deleting a recently created file
Creating a file in the %AppData% subdirectories
Creating a process from a recently created file
Launching a process
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Creating a file
Changing a file
Moving a file to the Program Files subdirectory
Creating a file in the Program Files subdirectories
Modifying an executable file
Launching a service
Delayed writing of the file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Deleting volume shadow copies
Unauthorized injection to a system process
Deleting of the original file
Encrypting user's files
Result
Verdict:
10
Result
Threat name:
Zeppelin
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/569404
Signature
Allocates memory in foreign processes
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Creates executable files without a name
Creates files in the recycle bin to hide itself
Deletes itself after installation
Deletes shadow drive data (may be related to ransomware)
Drops a file containing file decryption instructions (likely related to ransomware)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
May encrypt documents and pictures (Ransomware)
Modifies existing user documents (likely ransomware behavior)
Sample is not signed and drops a device driver
Sigma detected: Delete shadow copy via WMIC
Sigma detected: WannaCry Ransomware
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses bcdedit to modify the Windows boot settings
Writes many files with high entropy
Writes to foreign memory regions
Yara detected Ransomware_Generic
Yara detected Zeppelin Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 333763 Sample: MC6YwfvkvS.exe Startdate: 23/12/2020 Architecture: WINDOWS Score: 100 77 Sigma detected: WannaCry Ransomware 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 Yara detected Ransomware_Generic 2->81 83 7 other signatures 2->83 8 MC6YwfvkvS.exe 2 20 2->8         started        13 taskeng.exe 15 2->13         started        15 taskeng.exe 15 2->15         started        process3 dnsIp4 69 www.geodatatool.com 158.69.65.151, 443, 49735, 49736 OVHFR Canada 8->69 71 geoiptool.com 8->71 59 C:\Users\user\AppData\Roaming\...\taskeng.exe, PE32 8->59 dropped 61 C:\Users\user\...\taskeng.exe:Zone.Identifier, ASCII 8->61 dropped 105 Contains functionality to inject threads in other processes 8->105 107 Writes to foreign memory regions 8->107 109 Allocates memory in foreign processes 8->109 111 Creates a thread in another existing process (thread injection) 8->111 17 taskeng.exe 4 17 8->17         started        21 notepad.exe 8->21         started        73 geoiptool.com 13->73 75 geoiptool.com 15->75 file5 signatures6 process7 dnsIp8 63 iplogger.org 88.99.66.31, 443, 49743, 49744 HETZNER-ASDE Germany 17->63 65 www.geodatatool.com 17->65 67 geoiptool.com 17->67 85 Deletes shadow drive data (may be related to ransomware) 17->85 87 Contains functionality to inject threads in other processes 17->87 89 Uses bcdedit to modify the Windows boot settings 17->89 91 Writes many files with high entropy 17->91 23 taskeng.exe 1 501 17->23         started        27 cmd.exe 1 17->27         started        29 cmd.exe 1 17->29         started        31 4 other processes 17->31 93 Deletes itself after installation 21->93 signatures9 process10 file11 51 C:\Users\user\...\spartan.edb, data 23->51 dropped 53 C:\Users\user\Desktop\...\UOOJJOZIRH.pdf, data 23->53 dropped 55 C:\Users\user\Desktop\...\LSBIHQFDVT.jpg, data 23->55 dropped 57 215 other malicious files 23->57 dropped 95 Creates files in the recycle bin to hide itself 23->95 97 Drops a file containing file decryption instructions (likely related to ransomware) 23->97 99 May encrypt documents and pictures (Ransomware) 23->99 103 3 other signatures 23->103 101 Deletes shadow drive data (may be related to ransomware) 27->101 33 conhost.exe 27->33         started        35 WMIC.exe 27->35         started        37 vssadmin.exe 27->37         started        39 WMIC.exe 1 29->39         started        41 conhost.exe 29->41         started        43 conhost.exe 31->43         started        45 conhost.exe 31->45         started        47 conhost.exe 31->47         started        49 2 other processes 31->49 signatures12 process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/332bca23e362f6c95326ecc943cb39e93d6fdcf454d72a5e60c9e14f5802ce5a/
Threat name:
Win32.Ransomware.Zeppelin
Create hunting rule
Status:
Malicious
First seen:
2020-12-23 19:31:05 UTC
AV detection:
39 of 48 (81.25%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gmv4ui7dml3msuzg5teuhszz5e6w7xhuktlsuxtazhqu6waczzna._file
Verdict:
malicious
Similar samples:
15e3107a2c30da16832db6f9cdadd38c7a202d72b6a43899b9642d3b695d6f50
Zeppelin
54f6ec27eb7526c439d33e7592e4864842fccf950d828fe14ef7c8eb080ee371
Zeppelin
66fc6e71a9c6be1f604c4a2d0650914f67c45d894fd1f76913e463079d47a8af
Zeppelin
7055e8438da61efa50058acd4e010c634f5e33352e2ee6d1f013572f004b7101
Zeppelin
7d809e8c9b98c16647bbfac49854c28ecc3fe6d4345410deeaa79445cc50cf51
Zeppelin
8d44fdbedd0ec9ae59fad78bdb12d15d6903470eb1046b45c227193b233adda6
Zeppelin
93fe277d54f4baac5762412dda6f831bf6a612f166daade7c23f6b38feac94fb
Zeppelin
b3302c4a9fd06d9fde96c9004141f80e0a9107a9dead1659e77351f1b1c87cf6
Zeppelin
dac7b64601ffa3176296bc0647aa7cd30c50b95ea5002410000439ce506b5b9e
Zeppelin
eb920e0fc0c360abb901e04dce172459b63bbda3ab8152350885db4b44d63ce5
Zeppelin
+ 7 additional samples on MalwareBazaar
Result
Malware family:
buran
Create hunting rule
Score:
  10/10
Tags:
family:buran persistence ransomware
Link:
https://tria.ge/reports/201223-5kbygv3ad2/
Behaviour
Interacts with shadow copies
Modifies system certificate store
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Adds Run key to start application
Enumerates connected drives
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Deletes itself
Loads dropped DLL
Executes dropped EXE
Modifies extensions of user files
Deletes shadow copies
Buran
Unpacked files
SH256 hash:
332bca23e362f6c95326ecc943cb39e93d6fdcf454d72a5e60c9e14f5802ce5a
MD5 hash:
42ea94ee3adca8b82fba15ecdde25f26
SHA1 hash:
ca17412cd44d186db91c4b2fa7df03363533ffd2
Detections:
win_zeppelin_ransomware_auto
Create hunting rule
Link:
https://www.unpac.me/results/57889a49-b870-4b8c-ae34-45e13cf9c74d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ransomware
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/332bca23e362f6c95326ecc943cb39e93d6fdcf454d72a5e60c9e14f5802ce5a

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:Win32_Ransomware_Zeppelin
Create hunting rule
Author:ReversingLabs
Description:Yara rule that detects Zeppelin ransomware.
Rule name:win_zeppelin_ransomware_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:Zeppelin
Create hunting rule
Author:@bartblaze
Description:Identifies Zeppelin ransomware and variants (Buran, Vega etc.)

File information

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

Web download

Zeppelin

Executable exe 332bca23e362f6c95326ecc943cb39e93d6fdcf454d72a5e60c9e14f5802ce5a

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/109237/
  
URLhaus
https://urlhaus.abuse.ch/url/885139/
  
Delivery method
Distributed via web download

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