MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b2a66114f2afb03bd4087e7fc37d6c89ff7f3d3bd48d751dc9334a5a746f7c37. 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: | b2a66114f2afb03bd4087e7fc37d6c89ff7f3d3bd48d751dc9334a5a746f7c37 |
|---|---|
| SHA3-384 hash: | f8d01ea12779d90083417be46a32212e59ac22a9d31375ffab087e9dba2ab4a54b27f0b678120164b31246188fdc0255 |
| SHA1 hash: | e447d424cccd2e632233f86d4b20c0718cc45fcd |
| MD5 hash: | bb4489ef3af30a3f1ac77bca896285b3 |
| humanhash: | quiet-massachusetts-quiet-robert |
| File name: | MT103_Swift-confirmation#4425-28373XXX.exe |
| Download: | download sample |
| Signature | OskiStealer |
| File size: | 814'080 bytes |
| First seen: | 2021-04-12 08:34:29 UTC |
| Last seen: | 2021-04-12 09:55:48 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger) |
| ssdeep | 12288:MVzsxgkcHKyMDXpNEHWOx6//i8JrwOaBbKbx9h+YZjmPzLHDaLlPC9nMjvLek:Gzs4qyMDXnqCnvwxB6/hJtmv0vLek |
| Threatray | 611 similar samples on MalwareBazaar |
| TLSH | FC05D039A214ED11E7B80777CCA1D6341739BE66AF92D72E18E430AD6F72FF90416206 |
| Reporter |  JAMESWT_WT |
| Tags: | OskiStealer |
Intelligence
File Origin
# of uploads :
2
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MT103_Swift-confirmation#4425-28373XXX.exe
Verdict:
Malicious activity
Analysis date:
2021-04-12 08:36:19 UTC
Tags:
trojan stealer vidar loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.spyw.evad
Score:
80 / 100
Signature
Downloads files with wrong headers with respect to MIME Content-Type
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Posts data to a JPG file (protocol mismatch)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Status:
Malicious
First seen:
2021-04-12 08:35:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
10 of 48 (20.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 601 additional samples on MalwareBazaar
Result
Malware family:
oski
Score:
10/10
Tags:
family:oski discovery infostealer spyware stealer
Behaviour
Checks processor information in registry
Kills process with taskkill
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
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Oski
Unpacked files
SH256 hash:
5e0f3da625a479a5e7e807b5f09c889d95474139410b312ba3a39bcb05976729
MD5 hash:
3d20c2ea9ac04e1707f853bb1780bc18
SHA1 hash:
805e90b023eb92d44bbe11daefce6edbe872cb74
SH256 hash:
b2a66114f2afb03bd4087e7fc37d6c89ff7f3d3bd48d751dc9334a5a746f7c37
MD5 hash:
bb4489ef3af30a3f1ac77bca896285b3
SHA1 hash:
e447d424cccd2e632233f86d4b20c0718cc45fcd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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