MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c4b6bb4bd33e3ef107781a21eb0dedb82dbe90c4e9d6f0b19620c8940e18fa6b. 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
Stealc
Vendor detections: 12
| SHA256 hash: | c4b6bb4bd33e3ef107781a21eb0dedb82dbe90c4e9d6f0b19620c8940e18fa6b |
|---|---|
| SHA3-384 hash: | dbb30b317a340a835322c588b59b935e8dd4dad6c07b6040108632f645e5da4193aed5ef2ab0bc5064df897e59434b0a |
| SHA1 hash: | 6eb89564e5c205960ce007e70826c9523e51d2b4 |
| MD5 hash: | 19f46a351d659d0c68a0212bfc8f7525 |
| humanhash: | nuts-winter-river-july |
| File name: | 19f46a351d659d0c68a0212bfc8f7525.exe |
| Download: | download sample |
| Signature | Stealc |
| File size: | 239'104 bytes |
| First seen: | 2023-07-07 08:37:32 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 894749e301ccb8adf205d08dbd173c0b (2 x LummaStealer, 1 x Stealc, 1 x Tofsee) |
| ssdeep | 3072:Dp7sIZiMU+9sOxhGboIGVMpmAS9HL81RU9GS9nnJWe87L0Iv6KcQtR:DXLUwsOxUoBMDUL4S9nnQ3n0Gjj |
| Threatray | 1 similar samples on MalwareBazaar |
| TLSH | T160349E0272E1A971D5A65B314D3FD6E43B5EF9518FE827AB33182F2F09B01E18672712 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | 000804051a0e2200 (1 x Stealc) |
| Reporter |  abuse_ch |
| Tags: | exe Stealc |
Intelligence
File Origin
# of uploads :
1
# of downloads :
287
Origin country :
NLVendor Threat Intelligence
Malware family:
oski
ID:
1
File name:
19f46a351d659d0c68a0212bfc8f7525.exe
Verdict:
Malicious activity
Analysis date:
2023-07-07 08:39:39 UTC
Tags:
stealc trojan stealer loader lumma oski
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Launching a process
Searching for the window
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
greyware packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.
Malware family:
Oski Stealer
Verdict:
Malicious
Threat name:
Win32.Trojan.GenSHCode
Status:
Malicious
First seen:
2023-07-07 08:38:05 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
19 of 24 (79.17%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Result
Malware family:
n/a
Score:
8/10
Tags:
discovery spyware stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Unpacked files
SH256 hash:
88b40d383476cd2ead5f3e57218284c8946fa35e067d0cd9f3ebc4eb633411e5
MD5 hash:
6470af3ba8d9ceebedfd5042549eb50c
SHA1 hash:
ddf5f95c7a500f665a3f199364b1e9c5cfb59422
SH256 hash:
c4b6bb4bd33e3ef107781a21eb0dedb82dbe90c4e9d6f0b19620c8940e18fa6b
MD5 hash:
19f46a351d659d0c68a0212bfc8f7525
SHA1 hash:
6eb89564e5c205960ce007e70826c9523e51d2b4
Malware family:
Stealc
Verdict:
Malicious
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: | detect_Mars_Stealer |
|---|---|
| Author: | @malgamy12 |
| Description: | detect_Mars_Stealer |
| Rule name: | INDICATOR_SUSPICIOUS_Binary_References_Browsers |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers |
| Rule name: | sus_pe_free_without_allocation |
|---|---|
| Author: | Maxime THIEBAUT (@0xThiebaut) |
| Description: | Detects an executable importing functions to free memory without importing allocation functions, often indicative of dynamic import resolution |
| Rule name: | Windows_Trojan_Smokeloader_3687686f |
|---|---|
| Author: | Elastic Security |
| Rule name: | yara_template |
|---|
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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