MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998. 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


Threat unknown


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998
SHA3-384 hash: 9381b337cd2815ec0985543ad7c0cd44b6995d66a1d6d73bd3d550d5e84baeebe261c0693bf0c799bda0ae8dbe37a4b7
SHA1 hash: 0af4d7765a92e788045f42d9c2f1f2566ff6772d
MD5 hash: 391ea3226c39cc3fd7243e6c3f6f0a33
humanhash: mike-double-ack-sink
File name:random.exe
Download: download sample
File size:2'487'296 bytes
First seen:2025-04-17 06:14:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:QXxkBf9kYCJ6zaYKHNr+BIOvmrdv33t4ky+ZGB2FMTwmWBWFt1Q/sxjN:QWV9kY83YGeIOUt4ZbIMTwpUe/
TLSH T186B5330EC2B12636F38FC5B7964E6A3537433B7505E5919C220F6C3A27E9BAF574A810
TrID 45.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.3% (.EXE) OS/2 Executable (generic) (2029/13)
18.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.0% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
402
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
random.exe
Verdict:
Suspicious activity
Analysis date:
2025-04-17 08:20:06 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/518994d4-45d9-41b6-9850-391109451715

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/2635/
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.10431.15328.UNOFFICIAL
Create hunting rule

Win.Malware.Generickdz-10044138-0
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6800a0c32203b3e10cd01034
Tags:
malware
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for analyzing tools
Searching for the window
Сreating synchronization primitives
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
microsoft_visual_cc obfuscated oreans_codevirtualizer packed packed packer_detected
Link:
https://www.filescan.io/uploads/68009c8a90767142c3d88378/reports/c757b3e1-5b0f-427b-a034-1d1a03c9df70/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/8eb2670c-41d4-4487-a0a6-f9db7c0e429f
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1667188
Signature
Antivirus / Scanner detection for submitted sample
Detected unpacking (changes PE section rights)
Found direct / indirect Syscall (likely to bypass EDR)
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998/
Threat name:
Win64.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2025-04-17 05:32:50 UTC
File Type:
PE+ (Exe)
Extracted files:
1
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=57vjarzpwwnfqud6o6wpfujr2jzz6zqil57mu2lu7zs3peb6vgma._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/250417-gz6hcatj13/
Behaviour
Checks BIOS information in registry
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2f6657fb-2c3c-492d-98a3-15a5c233e465
Unpacked files
SH256 hash:
efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998
MD5 hash:
391ea3226c39cc3fd7243e6c3f6f0a33
SHA1 hash:
0af4d7765a92e788045f42d9c2f1f2566ff6772d
Link:
https://www.unpac.me/results/0fb311ee-0fa4-40e1-95da-ca1b77b48e0e/
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:pe_detect_tls_callbacks
Create hunting rule
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

Executable exe efea90472fb59a58507e77acf2d131d2739f66085f7eca6974fe65b7903ea998

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/2635/
  
URLhaus
https://urlhaus.abuse.ch/url/3511781/
  
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 (NX_COMPAT)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments