MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 0cf47ee37fd8ac01c75b6ea18f80d2647df7dee7235e5e22891bc8b3e8587a28. 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: 14
| SHA256 hash: | 0cf47ee37fd8ac01c75b6ea18f80d2647df7dee7235e5e22891bc8b3e8587a28 |
|---|---|
| SHA3-384 hash: | f227bdcc1d1128c1be9c3ede9b2b7292e341123bde2ee5741f74b39a3bd0cd42cd179da5b8aebe0e57aeadcd23127f47 |
| SHA1 hash: | 2d5c6d30c1c1a3fe80763e28b10e1976ca85f010 |
| MD5 hash: | 5219c7030cdd135442d4f36ce5685e3f |
| humanhash: | kansas-vegan-potato-asparagus |
| File name: | 5219c7030cdd135442d4f36ce5685e3f.exe |
| Download: | download sample |
| Signature | OskiStealer |
| File size: | 476'160 bytes |
| First seen: | 2022-01-12 21:31:01 UTC |
| Last seen: | 2022-01-12 23:54:01 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 12288:PK777777777777HPjSBgYcHARoYjr3TDPg6d64oBtGG:PK777777777777HOB31vrDzn613GG |
| Threatray | 3'498 similar samples on MalwareBazaar |
| TLSH | T1CCA4129E191B4717CF21CF3834B0E8611AB47D54730ACB9276DDB88A22B2BC56A43776 |
| File icon (PE): |  |
| dhash icon | b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki) |
| Reporter |  abuse_ch |
| Tags: | exe OskiStealer |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| http://modexdeals.ir/6.jpg | https://threatfox.abuse.ch/ioc/294144/ |
| http://modexdeals.ir/1.jpg | https://threatfox.abuse.ch/ioc/294145/ |
| http://modexdeals.ir/2.jpg | https://threatfox.abuse.ch/ioc/294146/ |
| http://modexdeals.ir/3.jpg | https://threatfox.abuse.ch/ioc/294147/ |
| http://modexdeals.ir/4.jpg | https://threatfox.abuse.ch/ioc/294148/ |
| http://modexdeals.ir/5.jpg | https://threatfox.abuse.ch/ioc/294149/ |
| http://modexdeals.ir/7.jpg | https://threatfox.abuse.ch/ioc/294150/ |
Intelligence
File Origin
# of uploads :
2
# of downloads :
316
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5219c7030cdd135442d4f36ce5685e3f.exe
Verdict:
Malicious activity
Analysis date:
2022-01-12 21:36:54 UTC
Tags:
trojan stealer vidar loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Reading critical registry keys
Delayed writing of the file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Stealing user critical data
Launching a tool to kill processes
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated packed remcos
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:
Oski Stealer
Verdict:
Malicious
Result
Threat name:
Oski Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Downloads files with wrong headers with respect to MIME Content-Type
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Posts data to a JPG file (protocol mismatch)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Yara detected Oski Stealer
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Bulz
Status:
Malicious
First seen:
2022-01-12 19:29:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
13 of 43 (30.23%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 3'488 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
Downloads MZ/PE file
Oski
Malware Config
C2 Extraction:
modexdeals.ir
Unpacked files
SH256 hash:
0deb2743990b60931b1e53860f7da5c569716ff1e33a74231fa8385012d112ba
MD5 hash:
919164a94f9234c991134a1e749ed52b
SHA1 hash:
e116fee480efabf5d9184764d7422557b0dbaed4
Detections:
win_oski_g0
win_oski_auto
Parent samples :
aced60ae902ad2acddb74c078406a2f9d669609f6571505754d4b78e3b439305
0cf47ee37fd8ac01c75b6ea18f80d2647df7dee7235e5e22891bc8b3e8587a28
ab65d6eee8d3fef8fa8709054023cc39a0ab2b532245f61681f3e318908e6357
f7a423c9fd6cf87566b34d2dab352a81821ba3737864cc1abec2593429965300
e2d736aa3991b4b9d09ec99401ea45bea6cc317f3470e2a71105f1aac46d1ff8
f4112faf7476b5132e97e1822ab118742924603900d01370ce0c66dfcbc1e41b
0cf47ee37fd8ac01c75b6ea18f80d2647df7dee7235e5e22891bc8b3e8587a28
ab65d6eee8d3fef8fa8709054023cc39a0ab2b532245f61681f3e318908e6357
f7a423c9fd6cf87566b34d2dab352a81821ba3737864cc1abec2593429965300
e2d736aa3991b4b9d09ec99401ea45bea6cc317f3470e2a71105f1aac46d1ff8
f4112faf7476b5132e97e1822ab118742924603900d01370ce0c66dfcbc1e41b
SH256 hash:
f40234164626292d54a8b0364d16e392be878aadca130a65ab2100207df979f1
MD5 hash:
87b5025217fcd512d9a8059df8ff8b89
SHA1 hash:
df7966f3e5c3c0ebe5bceeb80e0dcbda22ffa63a
SH256 hash:
6d1ca78d72ca4b3322d8e9ce2b510f328962dfe8495b97e675dc3bb333053202
MD5 hash:
c3afc9c78cf478c6b17b17eb4ae65539
SHA1 hash:
abf42b8a334f09f1eb64130702126354628ab085
SH256 hash:
0cf47ee37fd8ac01c75b6ea18f80d2647df7dee7235e5e22891bc8b3e8587a28
MD5 hash:
5219c7030cdd135442d4f36ce5685e3f
SHA1 hash:
2d5c6d30c1c1a3fe80763e28b10e1976ca85f010
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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 |
|---|
| 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.
Web download
Delivery method
Distributed via web download
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