MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e
SHA3-384 hash: 8dbeac1ad128dd812813828607b49cea3025d7ae23fa6a3a38ceb9818c32fbd52d09ba0ad84a8c68fc446f51e16feb28
SHA1 hash: 54539f2b6731a3a4ad554aa903c71f8b38329c2c
MD5 hash: 431b955c96a65b12587361ef1e961c2b
humanhash: louisiana-virginia-ack-july
File name:conhost.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:710'144 bytes
First seen:2024-01-16 09:32:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:y9d2iNjJz/IIHF3fKqH4U9W4GD7M9oCfN08u0naZcCtXxEzb0pXIR+qrzpxgR8j:yn1NJz/IIHFv9HsTM9o0N0ZmHU41xgO
Threatray 4'509 similar samples on MalwareBazaar
TLSH T12EE4230237AD5F8AC2F29BF954C6046843F57409BAA6FB931DE1F5DB84E1B006F50A93
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter pr0xylife
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
369
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
260b5fde0f86117023af4e07b129c9cab292e571850316a3a768fd69354c1b34.xls
Verdict:
Malicious activity
Analysis date:
2024-01-16 09:32:26 UTC
Tags:
maldoc opendir loader exploit cve-2017-11882 agenttesla stealer
Link:
https://app.any.run/tasks/a1c9f417-e7d0-4d4b-b5f3-bdc32b8bc7e6

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/471081/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control lolbin packed
Link:
https://www.filescan.io/uploads/65a64d505d1422b2081449d9/reports/d6155dd8-3283-4798-8b79-b7db77c8ab86/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9320ce23-4df0-498f-bfe3-73812b443234
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1375251
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
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
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1375251 Sample: conhost.exe Startdate: 16/01/2024 Architecture: WINDOWS Score: 100 41 mail.issltd.org 2->41 43 api.ipify.org 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Sigma detected: Scheduled temp file as task from temp location 2->49 51 7 other signatures 2->51 8 conhost.exe 7 2->8         started        12 ixdqiFPfI.exe 5 2->12         started        signatures3 process4 file5 37 C:\Users\user\AppData\Roaming\ixdqiFPfI.exe, PE32 8->37 dropped 39 C:\Users\user\AppData\Local\...\tmpE0EC.tmp, XML 8->39 dropped 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->53 55 Uses schtasks.exe or at.exe to add and modify task schedules 8->55 57 Adds a directory exclusion to Windows Defender 8->57 14 conhost.exe 15 2 8->14         started        17 powershell.exe 22 8->17         started        19 schtasks.exe 1 8->19         started        59 Multi AV Scanner detection for dropped file 12->59 61 Machine Learning detection for dropped file 12->61 63 Injects a PE file into a foreign processes 12->63 21 ixdqiFPfI.exe 12->21         started        23 schtasks.exe 12->23         started        25 ixdqiFPfI.exe 12->25         started        27 2 other processes 12->27 signatures6 process7 signatures8 29 conhost.exe 17->29         started        31 WmiPrvSE.exe 17->31         started        33 conhost.exe 19->33         started        65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->65 67 Tries to steal Mail credentials (via file / registry access) 21->67 69 Tries to harvest and steal browser information (history, passwords, etc) 21->69 35 conhost.exe 23->35         started        process9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e/
Threat name:
ByteCode-MSIL.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2024-01-16 09:33:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
17 of 24 (70.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=quuyy2eyurzhxmy27vewelghmsi67k2rkw7n3mvyfeysixbdtaha._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
260b5fde0f86117023af4e07b129c9cab292e571850316a3a768fd69354c1b34
AgentTesla
821ec2ddc08c58c9f292ccf54ba288925f3bd591224c39dea71d4711e6cbc1e9
AgentTesla
85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e
AgentTesla
9ab373c6892a6232262c29c5522cb142432566aa09f86898a18282c9be074bb4
AgentTesla
a82089975707db44560ed2654b5686350cc59b1b4b81d40bb3c84105de1d7408
AgentTesla
c96f6dd4e937896bfb14ec68bca64b3981e9109d3d9ce182bd42f3cb18e9726d
AgentTesla
fe36c4907fb678f6da358dc16c0bc9115f92a5a2fcc51d0aa8b496a4d0bd3e65
AgentTesla
ffe2f8fec7f9ba8ff7877c6913820df6048f6d3df97dedf8d81efc3a51baba87
AgentTesla
+ 4'499 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240116-lh65rshaar/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
0fa23087de1c293c5bdc4a721ab7c055be6b2b5f22a3c026614dd266d875115e
MD5 hash:
109cdab6b1ce7ccf76be7f2aa0eccdc1
SHA1 hash:
e9639f8963e8ba022c415ba8646be1b8c0d17b47
Link:
https://www.unpac.me/results/2acec0b7-393d-4e19-bae2-a779b3cb98de/
SH256 hash:
febb44a4b6743ce52d7eb6cfce5a972e40ea6132a66947975396bb0a8caa915a
MD5 hash:
329fa79846837aaacc191ea443c91215
SHA1 hash:
ccc0477d2f05fe5b50d9514840fba48c950163fe
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/2acec0b7-393d-4e19-bae2-a779b3cb98de/
Parent samples :
e1cc58feb8e61c491f7e3a5821def10c1c3447e55ea68734e2311e852670a387
85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e
8fa2e0d127c12e87357d7e9c41b3e71a0e2bd4bda5a1ad9bd6b10fab0f934b05
SH256 hash:
119be76ff4390d370daa0695493111bf5c86e5b847a5455b5cf8d8ff299d6264
MD5 hash:
49adf346f5d3461de63872ff50ff7ecf
SHA1 hash:
64f1bddf9d7fcbd5ca831f9bac1375a458012453
Link:
https://www.unpac.me/results/2acec0b7-393d-4e19-bae2-a779b3cb98de/
SH256 hash:
21afe82a0b71ee589c26f32dc88e0a6e22817f21194b2a83f1807c6cecc8c818
MD5 hash:
440bb4db146ccb1161ac2bcf365d7676
SHA1 hash:
506eda511b46df6e95d86861e70fda81307f8623
Link:
https://www.unpac.me/results/2acec0b7-393d-4e19-bae2-a779b3cb98de/
SH256 hash:
85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e
MD5 hash:
431b955c96a65b12587361ef1e961c2b
SHA1 hash:
54539f2b6731a3a4ad554aa903c71f8b38329c2c
Link:
https://www.unpac.me/results/2acec0b7-393d-4e19-bae2-a779b3cb98de/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/85298c6898a4/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/85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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

File information

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

Web download

AgentTesla

Executable exe 85298c6898a4727bb31afd49622cc76491efab5155beddb2b82931245c23980e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/471081/
  
URLhaus
https://urlhaus.abuse.ch/url/2749051/
  
Delivery method
Distributed via web download

Comments