MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 edb5b2e40ba1596106785ac718cbb576310e3c05674a5db31189f4a1dc753677. 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
OskiStealer
Vendor detections: 9
| SHA256 hash: | edb5b2e40ba1596106785ac718cbb576310e3c05674a5db31189f4a1dc753677 |
|---|---|
| SHA3-384 hash: | 1336ed8be4eb84783c666e8bad0c92d5a79bfa78462d7f2bed8303c7d458495b4f546bf9196ef3960906a4f96349a38f |
| SHA1 hash: | 15be16213deac30838b2850d866bdf5382402e2d |
| MD5 hash: | 9a4b975c10dfc590337ee6d960aa4a02 |
| humanhash: | nineteen-whiskey-sierra-charlie |
| File name: | 9a4b975c_by_Libranalysis |
| Download: | download sample |
| Signature | OskiStealer |
| File size: | 34'304 bytes |
| First seen: | 2021-05-06 14:03:06 UTC |
| Last seen: | 2021-05-06 15:20:15 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 192:GnfkyztMNWDzt29NIkYATyIsHw7P+zwTZOjAXCM:GnfWWDzk9NIkJmjW+zwTZOjAX |
| Threatray | 1'121 similar samples on MalwareBazaar |
| TLSH | 86F2E658BF8A8267CCAD8F7811F14241073BFAA7A8739A2FB9AC1408DF572875D53350 |
| Reporter |  Libranalysis |
| Tags: | OskiStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Vidar
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Sending a custom TCP request
Creating a file
Deleting a recently created file
Reading critical registry keys
Replacing files
Creating a window
Delayed writing of the file
Sending an HTTP GET request
Sending a UDP request
Changing the Zone.Identifier stream
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Using the Windows Management Instrumentation requests
Searching for the window
Unauthorized injection to a recently created process
Stealing user critical data
Launching a tool to kill processes
Unauthorized injection to a recently created process by context flags manipulation
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Signature
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Generic
Status:
Suspicious
First seen:
2021-05-06 13:14:44 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 1'111 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Score:
10/10
Tags:
family:oski family:snakekeylogger discovery infostealer keylogger spyware stealer
Behaviour
Checks processor information in registry
Kills process with taskkill
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Looks up external IP address via web service
Deletes itself
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Oski
Snake Keylogger
Snake Keylogger Payload
Malware Config
C2 Extraction:
203.159.80.72
https://api.telegram.org/bot1761516426:AAE3Juu_v6fG9Gy1S33LdTvyz85ua-duZsk/sendMessage?chat_id=1727399585
https://api.telegram.org/bot1761516426:AAE3Juu_v6fG9Gy1S33LdTvyz85ua-duZsk/sendMessage?chat_id=1727399585
Unpacked files
SH256 hash:
edb5b2e40ba1596106785ac718cbb576310e3c05674a5db31189f4a1dc753677
MD5 hash:
9a4b975c10dfc590337ee6d960aa4a02
SHA1 hash:
15be16213deac30838b2850d866bdf5382402e2d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Vobfus
Score:
0.80
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: | dsc |
|---|---|
| Author: | Aaron DeVera |
| Description: | Discord domains |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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