MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 d87502f99648aac5100598129fd31648afb3dce99bfaf4274dce3997c1bfa6d7. 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: 13
| SHA256 hash: | d87502f99648aac5100598129fd31648afb3dce99bfaf4274dce3997c1bfa6d7 |
|---|---|
| SHA3-384 hash: | 94f36a1497c2d119e951643d78d08277c11663657947fee7ac1f39b55ca7c7e7817d0e11b3b1e6865bbae84d00748da0 |
| SHA1 hash: | 2a160153c00bbbbf356a95b2c8efacb00d9af532 |
| MD5 hash: | bcf4d8753bd10da802c52efc9d28a4c4 |
| humanhash: | uniform-mississippi-nine-carpet |
| File name: | bcf4d8753bd10da802c52efc9d28a4c4.exe |
| Download: | download sample |
| Signature | Stealc |
| File size: | 698'464 bytes |
| First seen: | 2023-07-07 21:20:56 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | bed9633b96201805297d3db544466c09 (3 x RedLineStealer, 1 x Stealc) |
| ssdeep | 12288:act6D2FZmm/BTeZSg/dbn03YGjNGuCvkC+s/ELcN2n:aO4SgFbS59jZL42 |
| Threatray | 12 similar samples on MalwareBazaar |
| TLSH | T130E46D683AC481B3F9E220BB42EFB1B0056DB0F0275586D756C45FEEC6506D16E36E8B |
| TrID | 32.2% (.EXE) Win64 Executable (generic) (10523/12/4) 20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 13.7% (.EXE) Win32 Executable (generic) (4505/5/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13) |
| Reporter |  abuse_ch |
| Tags: | exe Stealc |
Intelligence
File Origin
# of uploads :
1
# of downloads :
303
Origin country :
NLVendor Threat Intelligence
Malware family:
oski
ID:
1
File name:
bcf4d8753bd10da802c52efc9d28a4c4.exe
Verdict:
Malicious activity
Analysis date:
2023-07-07 21:23:02 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:
Malware
Maliciousness:
Behaviour
Launching a process
Сreating synchronization primitives
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Sending a custom TCP request
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
6/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
control greyware lolbin overlay packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Result
Verdict:
SUSPICIOUS
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:
Certishell
Verdict:
Malicious
Threat name:
Win32.Spyware.Stealc
Status:
Malicious
First seen:
2023-07-07 21:21:06 UTC
File Type:
PE (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 2 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
spyware
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Unpacked files
SH256 hash:
8fd27a82ac49593c10e8605317226f89c25a55966f9b8e122655097ae991673f
MD5 hash:
427a4a4471495993e9ac84a786f0b8b3
SHA1 hash:
b3fb2a8d458d5e03a10908a63264b9f5d06d9fcc
SH256 hash:
d87502f99648aac5100598129fd31648afb3dce99bfaf4274dce3997c1bfa6d7
MD5 hash:
bcf4d8753bd10da802c52efc9d28a4c4
SHA1 hash:
2a160153c00bbbbf356a95b2c8efacb00d9af532
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: | AppLaunch |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files referencing .Net AppLaunch.exe |
| Rule name: | cobalt_strike_tmp01925d3f |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| 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_RawPaste_URL |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables (downlaoders) containing URLs to raw contents of a paste |
| 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: | infostealer_win_stealc_standalone |
|---|---|
| Description: | Find standalone Stealc sample based on decryption routine or characteristic strings |
| Reference: | https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/ |
| Rule name: | PE_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | pe_imphash |
|---|
| Rule name: | PE_Potentially_Signed_Digital_Certificate |
|---|---|
| Author: | albertzsigovits |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| 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: | win_stealc_w0 |
|---|---|
| Author: | crep1x |
| Description: | Find standalone Stealc sample based on decryption routine or characteristic strings |
| Reference: | https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/ |
| 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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