MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8b4a8c1b464ebd2c165c0d2eb79988482a5326c76a1735734a374b984a1fc7e. 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


AsyncRAT


Vendor detections: 6


Intelligence 6 IOCs YARA 17 File information Comments
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SHA256 hash: b8b4a8c1b464ebd2c165c0d2eb79988482a5326c76a1735734a374b984a1fc7e
SHA3-384 hash: ed22d5e751546af457b6bf17f09df840e5618eca257621d2c2acc82ce6e2d0ee386bc9f9bcb34bfe231f993164fae7f7
SHA1 hash: 73fb4af0bf93522d51934ed2d3cd8c58faadec8b
MD5 hash: e0fce719ea135132228d57f6a6eb050c
humanhash: mirror-east-mike-yellow
File name:b8b4a8c1b464ebd2c165c0d2eb79988482a5326c76a1735734a374b984a1fc7e.rar
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:1'395'901 bytes
First seen:2026-03-01 09:31:14 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 24576:G+aW2FrVC+/257t0+knwUkEtUJmf/Gh4bGi8iLUgL4ao+IYBmKz4L+jmWP:BaWeCvttItUM2h4aFiL/LmrO14LwP
TLSH T1A45533830EE6DF6DD23EF7124172E72C7E121D524332AA506172D57BB85B01EA83F998
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter JAMESWT_WT
Tags:176-65-132-10 AsyncRAT rar

Intelligence

File Origin
# of uploads :
1
# of downloads :
55
Origin country :
IT IT
File Archive Information

This file archive contains 6 file(s), sorted by their relevance:

File name:fothk
File size:4'096 bytes
SHA256 hash: 0d7871376c00f2a1f1565ee30a866620a01efc3de63a1a4eeaaf9741fa664f13
MD5 hash: eb6ce53ef203db294891a67fc84ae48a
MIME type:text/plain
Signature AsyncRAT
File name:MSVCP140.dll
File size:3'297'792 bytes
SHA256 hash: bebb4bed2e81e35672a57429b17ed84872949b5833479937ec0ca97a30b1609d
MD5 hash: db0156d56474b360016cb3331e59adf2
MIME type:application/x-dosexec
Signature AsyncRAT
File name:VCRUNTIME140.dll
File size:124'544 bytes
SHA256 hash: d5e4d9a3e835fa679450145d6a7d94e36573a509317111904d9b3712c30d9066
MD5 hash: 6ca4edb2b52ec46c7fca3fd372ca6c00
MIME type:application/x-dosexec
Signature AsyncRAT
File name:VCRUNTIME140_1.dll
File size:49'792 bytes
SHA256 hash: 1f2d41c4aa5db0bc33ebf7b66d72943a817d7ce6cbe880502a9403823633093f
MD5 hash: cd1b08f4930b276ad78853580b76b5c6
MIME type:application/x-dosexec
Signature AsyncRAT
File name:Embargo981372199347534195804010328006898522.exe
File size:179'720 bytes
SHA256 hash: 91ba08f857163a61ee671507fd0aa4143a522c67c763e2c4a20cc1f5475379b1
MD5 hash: 20bcb57aa1f6c97699f2cd7fdb2c466a
MIME type:application/x-dosexec
Signature AsyncRAT
File name:_RDATA
File size:512 bytes
SHA256 hash: 439f93f5e3d8017595a0855d28be19dd82ff14a58f4f795f0f43fc5ba729c10b
MD5 hash: 5bf2c91ddd845b642dda46f899344c24
MIME type:application/octet-stream
Signature AsyncRAT
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/47eb2b7c-d635-49f7-bc6d-7625096a9430/
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.31811449.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69a4073f8fffa866e3b3a6ad
Tags:
injection obfusc crypt
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc signed
Link:
https://www.filescan.io/uploads/69a4079697feb4afd6626103/reports/8eca8a1a-e1b3-4cdb-942e-1266bb1cfabe/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b8b4a8c1b464ebd2c165c0d2eb79988482a5326c76a1735734a374b984a1fc7e
Result
Gathering data
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b8b4a8c1b464ebd2c165c0d2eb79988482a5326c76a1735734a374b984a1fc7e/
Threat name:
Win64.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2025-12-17 22:43:11 UTC
File Type:
Binary (Archive)
Extracted files:
6
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xc2krqnumtv5fqlfydjow6myqsbkkmtmo2qxgvzuun2ltbfb7r7a._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery persistence rat trojan
Link:
https://tria.ge/reports/260301-rsk8yadw6f/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Executes dropped EXE
Loads dropped DLL
Detect Xworm Payload
Xworm
Xworm family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b8b4a8c1b464ebd2c165c0d2eb79988482a5326c76a1735734a374b984a1fc7e

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Comments