MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 54a6a212893d957e23ce8084035ec445f4be1fa3795897a3259f3c07109abca3. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments

SHA256 hash: 54a6a212893d957e23ce8084035ec445f4be1fa3795897a3259f3c07109abca3
SHA3-384 hash: e1050ffdd000967fa2c335311f2d23a9cedbf779b3c34048fa9f7d828922d1dd2dbe3c140773319bb860c0e8bced18a4
SHA1 hash: 278d67b37db6427f898af952f9a87012b1d3e445
MD5 hash: 59ed2430433933c37db506991d90aeb5
humanhash: butter-double-twenty-berlin
File name:file
Download: download sample
Signature Stealc
File size:1'141'248 bytes
First seen:2024-07-22 13:16:35 UTC
Last seen:2024-07-22 13:22:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 001806c33a6e9fe5fbff34bdbd79b591 (112 x Stealc, 9 x MarsStealer, 1 x Amadey)
ssdeep 24576:X2p9d/JcrD43opbwHNRsm7fG2DZAkgudB1dBbcKp0rv4a:Xgd/iM3K8HNmmCUzgoZwtka
TLSH T17B3533433F68A9D3F8B6AB31156FC04A1DE7AC6C1B063E7DD19EB9B8E51404046E16F2
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://77.91.77.81/stealc/random.exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
338
Origin country :
US US
Vendor Threat Intelligence
Verdict:
Malicious
Score:
94.9%
Tags:
Execution Generic Infostealer Network Stealth Trojan
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Connecting to a non-recommended domain
Connection attempt
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
enigma lolbin microsoft_visual_cc obfuscated packed packed shell32
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:
n/a
Detection:
clean
Classification:
n/a
Score:
0 / 100
Behaviour
Behavior Graph:
n/a
Threat name:
Win32.Trojan.Stealc
Status:
Malicious
First seen:
2024-07-22 13:17:05 UTC
File Type:
PE (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:sila stealer
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of NtSetInformationThreadHideFromDebugger
Stealc
Malware Config
C2 Extraction:
http://85.28.47.31
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
54a6a212893d957e23ce8084035ec445f4be1fa3795897a3259f3c07109abca3
MD5 hash:
59ed2430433933c37db506991d90aeb5
SHA1 hash:
278d67b37db6427f898af952f9a87012b1d3e445
Detections:
SUSP_XORed_URL_In_EXE
Please note that we are no longer able to provide a coverage score for Virus Total.

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:maldoc_getEIP_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:SUSP_XORed_URL_In_EXE
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stealc

Executable exe 54a6a212893d957e23ce8084035ec445f4be1fa3795897a3259f3c07109abca3

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
SHELL_APIManipulates System Shellshell32.dll::ShellExecuteA
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryA
WIN_BASE_IO_APICan Create Filesversion.dll::GetFileVersionInfoA

Comments