MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78. 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


AtomicStealer


Vendor detections: 6


Intelligence 6 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78
SHA3-384 hash: 18b7d9029883c8a5d12c1c2127ad7dd3c047d70fcfe91134eb0c1295454f1da40eca966996e35789aa5cf2757e7ca3a2
SHA1 hash: 4b629cb3b0a8dbb8caa5bf29d18bf5a1744fb8d9
MD5 hash: 3f7ee2027543a9452a41b9c1968e5105
humanhash: paris-vegan-michigan-wisconsin
File name:payload.sh
Download: download sample
Signature AtomicStealer
Create hunting rule
File size:27'382 bytes
First seen:2025-12-10 17:55:09 UTC
Last seen:2025-12-10 18:29:20 UTC
File type: sh
MIME type:text/plain
ssdeep 384:f6uA6fJfjnQPVk6S67sqhulG/6KVOHUyb3z:3AWJ2l6qW3z
TLSH T1F4C2D617665C065F62F4862AE60481F04B5FCBAF4196D119F6ECD22A1F0BACFA0F3592
Magika txt
Reporter BlinkzSec
Tags:AtomicStealer sh


Avatar
BlinkzSec
hxxps://get-mactech[.]com/app/

Intelligence

File Origin
# of uploads :
2
# of downloads :
30
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
Poseidon
Details
Poseidon
curl command parameters
Link:
https://research.acce.ciphertechsolutions.com/results/7920ca7c-224c-4cd8-b583-d4a8c5198a86/
Detection(s):
Macos.Trojan.AMOS-10057844-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
amos evasive infostealer stealer
Link:
https://www.filescan.io/uploads/6939c24d1eac7b9b76a465ed/reports/2307c1a6-4642-455b-957f-d2b71af28884/overview
Verdict:
Malicious
File Type:
text
First seen:
2025-12-11T01:06:00Z UTC
Last seen:
2025-12-11T01:29:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78/results?tab=lookup
Score:
4%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78/
Threat name:
MacOS.Trojan.AtomicSteal
Create hunting rule
Status:
Malicious
First seen:
2025-12-10 17:50:55 UTC
File Type:
Text
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qg2asuuvliaa246pcoj6qpwmzqzyu74ee5zcjou4wyzbblb2dz4a._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/251210-xle18sdl5s/
Behaviour
Modifies registry class
Suspicious use of SetWindowsHookEx
Enumerates physical storage devices
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.05
Link:
https://yomi.yoroi.company/submissions/81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of MFA browser extension IDs.
Rule name:Macos_Infostealer_Wallets_8e469ea0
Create hunting rule
Author:Elastic Security

File information

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

Web download

AtomicStealer

sh 81b40952955a000d73cf1393e83ecccc338a7f84277224ba9cb63210ac3a1e78

(this sample)

  
X
https://x.com/txhaflaire/status/1998663328353173924
  
Delivery method
Distributed via web download

Comments