MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6. 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: 16


Intelligence 16 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
SHA3-384 hash: ebf7c06346a1d159b521c012b77d5ec3804fd7349e5aca75e35b5208fd8a2612036f6711e2680d7ca90bb1e66c37661a
SHA1 hash: db230d045a7eb7f09cb5df8ce00dd54c2be1e520
MD5 hash: 61792dfa753b584b0b7f8b0fd22076ab
humanhash: butter-coffee-timing-beer
File name:INV087656789009.bat
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:500'736 bytes
First seen:2025-06-30 08:48:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:G5/RoLD653sF5OuC/ZePmTXWz96I9UhVizLDDjbnFA:mRoLOBu2ZePmg4I9U+zLDDjb
Threatray 3'983 similar samples on MalwareBazaar
TLSH T186B402017A2ADD13C4AB06F81C61C2B483BD4DDDA911E7C75FD6AEEB70E1B521A82743
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter threatcat_ch
Tags:AsyncRAT exe

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
198.12.126.169:8780 https://threatfox.abuse.ch/ioc/1551569/

Intelligence

File Origin
# of uploads :
1
# of downloads :
427
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INV087656789009.bat
Verdict:
Malicious activity
Analysis date:
2025-06-30 08:48:37 UTC
Tags:
auto-sch-xml netreactor remote xworm
Link:
https://app.any.run/tasks/bc5b3aa2-4ed3-4280-9ff5-ab754a243bcd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XWorm
Create hunting rule
Link:
https://www.capesandbox.com/analysis/11607/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3358.28911.3710.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6862725b37c343677947b068
Tags:
shell virus msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Forced shutdown of a system process
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/686277bf8cd0d23e5beb2507/reports/cc4178a7-a17b-4c0d-9e13-259dc69c55d6/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/86493787-de31-4293-9583-e86b290c1d93
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable PE (Portable Executable) Win 32 Exe x86
Link:
https://app.malva.re/file/61792dfa753b584b0b7f8b0fd22076ab
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6/
Threat name:
ByteCode-MSIL.Trojan.Kepavll
Create hunting rule
Status:
Malicious
First seen:
2025-06-30 08:12:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ralqzh5htybsxiar2delqedojaf4wn4ylaz2qth6ijr4o6heeg3a._file
Verdict:
malicious
Label(s):
xworm
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
50e7be9654710bc245e54d71c9992052af681f9f7002bda7232474cc7eefcfcd
AsyncRAT
687528ec6ba3b84d427115afcfe1d4ea4746a78d44f1566d4a337c4c3b5f5da5
AsyncRAT
88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
AsyncRAT
b8b40abd2fc17b67fb15d35362d2edca099d02f9489171733b3abfbd971c6a5d
AsyncRAT
cbee56f64ab4632b81e7d156b264e286f49856c18120bf15b5ea2cae322daa1c
AsyncRAT
error
AsyncRAT
+ 3'973 additional samples on MalwareBazaar
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm collection discovery execution rat trojan
Link:
https://tria.ge/reports/250630-nrv5zaxycy/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Detect Xworm Payload
Xworm
Xworm family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/06ef886d-24f0-4c38-a676-3f3009b3a36a
Unpacked files
SH256 hash:
88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
MD5 hash:
61792dfa753b584b0b7f8b0fd22076ab
SHA1 hash:
db230d045a7eb7f09cb5df8ce00dd54c2be1e520
Link:
https://www.unpac.me/results/d0113952-6776-4027-b595-db80ce8d12e8/
SH256 hash:
220c0f2dfad8db8cdb1c188564d38f5853ae3a92255627f4510ddcecd6aa7dcf
MD5 hash:
944743a9291a5e86716dceee40b3dead
SHA1 hash:
313fd63456287d299202a6175718ab4a57a70fd0
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/d0113952-6776-4027-b595-db80ce8d12e8/
Parent samples :
88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
95d1e0d9a4d4d2eb25b34827a89a0bba0b99ec856697e4437f8cb99af2355550
SH256 hash:
31fafcd66572a25088b6b49e5fa811e6f52e7fc1db1343f5e9293de3ff272e06
MD5 hash:
d51739f6e63d0075c50a8be8a0f30467
SHA1 hash:
8e3b3a54f720fd22168fe937d010c7964578cb8d
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/d0113952-6776-4027-b595-db80ce8d12e8/
SH256 hash:
aecae7e0ed070ddcb7cc92bed64e7790b4a3f3e341e8fc22308bf823b395d5ae
MD5 hash:
3d8f6fb026a442c8481710f06e8cbe41
SHA1 hash:
d9da2d8ce4092f1fe680fd05f2159b8a446f59a4
Detections:
win_xworm_w0
Create hunting rule
win_mal_XWorm
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
MALWARE_Win_AsyncRAT
Create hunting rule
MALWARE_Win_XWorm
Create hunting rule
Link:
https://www.unpac.me/results/d0113952-6776-4027-b595-db80ce8d12e8/
Parent samples :
88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6
8b2cc228b4a72f956d83e49583f0b4c80a1b3963c13a9ed942f545e08d5f3ac5
da23e4e01098ea352b7d8767ec68e715ec0aec368da768796b43560b37775ea4
8c7dcb164544b81ecbd5c3b6509ae9bf4a83762d9d97f8ea611eb495c8188619
6022f226e68e690fa6cb1b54c57fbccf654c3d6880f1463943f4d42214e38de7
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/88170c9fa79e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Malspam

AsyncRAT

Executable exe 88170c9fa79e032ba011d0c8b8106e480bcb37985833a84cfe4263c778e421b6

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/11607/

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

Comments