MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad. 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


AgentTesla


Vendor detections: 18


Intelligence 18 IOCs YARA 19 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad
SHA3-384 hash: 5a075565410ef68257a1459828e947896ef2768d2c03804758ee7d2d5fe6082cbc6d71ac00b84c50dc031be164062881
SHA1 hash: 741719e795af43770a2b6f7d50e63a6362abc025
MD5 hash: 098b28495ace7e0d11a00349c266eee9
humanhash: two-magnesium-eleven-sixteen
File name:098b28495ace7e0d11a00349c266eee9
Download: download sample
Signature AgentTesla
Create hunting rule
File size:247'808 bytes
First seen:2023-08-29 17:58:15 UTC
Last seen:2023-08-30 00:29:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 6144:cwmy2T5pvm1BLvo4iiaYlbslPORj1li44oE50Yn5wYzsQf4OFgr0nzI:Yy2NfiaYlYlPORj1KownJzsQf4OFgr00
Threatray 3'123 similar samples on MalwareBazaar
TLSH T14B347C9D765032EFC857C4729EA82C68FB6138BB931B4113A01715EEDA4D89BCF251F2
TrID 28.5% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
13.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.2% (.EXE) Win32 Executable (generic) (4505/5/1)
5.6% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
293
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
098b28495ace7e0d11a00349c266eee9
Verdict:
Malicious activity
Analysis date:
2023-08-29 18:00:51 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/e8d62e5a-5f6d-46c9-8b5a-6c6ba170d9ca

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/445134/
Detection(s):
PUA.Win.Packed.ConfuserEx-6391397-0
Create hunting rule

PUA.Win.Packed.ConfuserEx-6582917-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Sending a custom TCP request
Creating a process from a recently created file
DNS request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
confuserex net packed packed
Link:
https://www.filescan.io/uploads/64ee31e7b3b7d7c782d10401/reports/b8b52c99-df76-45cc-aed5-d7aa4c836637/overview
Verdict:
Malicious
Labled as:
Cerbu.Generic
Link:
https://www.hybrid-analysis.com/sample/238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad
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.
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bc6d0cac-f57c-47ec-9b96-d712fae08abf
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1299763
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1299763 Sample: EqQiuXOCoG.exe Startdate: 29/08/2023 Architecture: WINDOWS Score: 100 41 wreightcethebui.sytes.net 2->41 43 palmgorohive.myddns.me 2->43 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus detection for URL or domain 2->53 55 8 other signatures 2->55 10 EqQiuXOCoG.exe 1 2->10         started        13 tsci.exe 2->13         started        signatures3 process4 signatures5 61 Detected unpacking (changes PE section rights) 10->61 63 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->63 65 Injects a PE file into a foreign processes 10->65 15 EqQiuXOCoG.exe 6 10->15         started        67 Antivirus detection for dropped file 13->67 69 Multi AV Scanner detection for dropped file 13->69 71 Machine Learning detection for dropped file 13->71 18 tsci.exe 2 13->18         started        process6 file7 39 C:\Users\user\AppData\Roaming\tsci.exe, PE32 15->39 dropped 20 cmd.exe 1 15->20         started        22 cmd.exe 1 15->22         started        process8 signatures9 25 tsci.exe 1 20->25         started        28 conhost.exe 20->28         started        30 timeout.exe 1 20->30         started        57 Uses schtasks.exe or at.exe to add and modify task schedules 22->57 32 conhost.exe 22->32         started        34 schtasks.exe 1 22->34         started        process10 signatures11 59 Injects a PE file into a foreign processes 25->59 36 tsci.exe 2 25->36         started        process12 dnsIp13 45 wreightcethebui.sytes.net 94.156.6.110, 1414, 4884, 49772 NET1-ASBG Bulgaria 36->45 47 palmgorohive.myddns.me 80.76.51.231, 4884, 49766, 49774 CLOUDCOMPUTINGDE Bulgaria 36->47
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad/
Threat name:
Win32.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2023-08-28 19:19:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 23 (86.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eoh4excfnr3iti27eosqth6dv4h4q34nawylmg4fvgxeu63dwswq._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
0b8a5cbe236a7057a2904f18480b85ce9b59b891c0a1a041516248d35760744d
AgentTesla
1299373ec40fc1f3f16957338574a9ad51a94e62220cc8c08f1ad81dee443544
AgentTesla
16fc0cec13d88da3d0a36e4c42e733db8f1e21cafc18fd813a25cd0bc835f35a
AgentTesla
1a9e9deb92ea9d2cd35f94b5b0cfaecfd353fe71d886aa0ee4da2d7b454427aa
AgentTesla
2799478f81991ca4ba86ccf7a234f95199cf3743f6a1112f20666b6ce104e557
AgentTesla
438e8f8d626ca18bb5fbd3499cad058033b199c865badba6415e362d5b8dcd49
AgentTesla
6b5727c6490854539140bc2414d48fbed9e557ddc48b875ed80626d1f6d68988
AgentTesla
bcf7571a4d9b25fabdc2d6120b1b2d7bd8446ea2bc3a5da1d4127954920067de
AgentTesla
ceddcfa72226e91f7435facafe6631d1385ca4d246d242d5136ac4e9462b8611
AgentTesla
ecb8839117d73d33390c84f7f6e02f4970156ccb2da7b48083922f60625fa8be
AgentTesla
+ 3'113 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:gefaultp rat
Link:
https://tria.ge/reports/230829-wkp95sed74/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
wreightcethebui.sytes.net:1414
wreightcethebui.sytes.net:4884
wreightcethebui.sytes.net:6767
palmgorohive.myddns.me:1414
palmgorohive.myddns.me:4884
palmgorohive.myddns.me:6767
Unpacked files
SH256 hash:
c17532b77625e533864284c808c6a5911a8959b9e5a36155a639ecbf38fefd02
MD5 hash:
9d0b3da8d319f6c1189bcdf6bb41ce4b
SHA1 hash:
65d52f23d2becb21b2582953b8d1354eb67f3da5
Detections:
AsyncRAT
Create hunting rule
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/2ba9d320-c30b-485b-b14f-5356c22d78ae/
Parent samples :
238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad
bea96884de01f3737f6d8ee9d134ddc4d86f528032055058605c799f379880d6
SH256 hash:
1950310bb68a5b5b5a0b8f6c941104f7352757ec3fbca1a42ec48e38ae1a8f51
MD5 hash:
3445d82473e2a56e6baca9239bbdb76c
SHA1 hash:
2818bbe8d46dbf2cffb9ceb0ce2806b5a90a14fa
Link:
https://www.unpac.me/results/2ba9d320-c30b-485b-b14f-5356c22d78ae/
SH256 hash:
238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad
MD5 hash:
098b28495ace7e0d11a00349c266eee9
SHA1 hash:
741719e795af43770a2b6f7d50e63a6362abc025
Link:
https://www.unpac.me/results/2ba9d320-c30b-485b-b14f-5356c22d78ae/
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/238fc25c456c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad

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:AsyncRat
Create hunting rule
Author:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:msil_suspicious_use_of_strreverse
Create hunting rule
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Trojan_Asyncrat_11a11ba1
Create hunting rule
Author:Elastic Security
Rule name:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_w0
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

File information

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

Web download

AgentTesla

Executable exe 238fc25c456c7689a35f23a5099fc3af0fc86f8d05b0b61b85a9ae4a7b63b4ad

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2708123/
Cape
Cape
https://www.capesandbox.com/analysis/445134/

Comments


Avatar
zbet commented on 2023-08-29 17:58:16 UTC

url : hxxps://www.transportesevaristomadero.com/crtcontent/ionjfgbsdbrrgbrojwrogbrgrg/dtqndrgd.exe