MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af858def0f616ad682057578ad5db6fdc6f8fa9bc3413fda170360cdb7657a99. 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: af858def0f616ad682057578ad5db6fdc6f8fa9bc3413fda170360cdb7657a99
SHA3-384 hash: 436fb50b546c8d0ed76c6c7b4b1b2f507be1565e7d072c30c09f76367b11c6af9b7de6614ba390cc979c83ccc19e914f
SHA1 hash: 30f92ec9ee6b0dea8509b8e12d66971c9f59d8f1
MD5 hash: c11f1e1de112449a435b6bef633b4c33
humanhash: nevada-delaware-east-mexico
File name:c11f1e1de112449a435b6bef633b4c33.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:455'547 bytes
First seen:2022-12-29 12:21:39 UTC
Last seen:2022-12-29 13:28:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:yYa6ZqABOlqYdgEgnHDUjFEPS7yAThEeco9K2IAtvBXwUF:yYW/kYdgEgnjyFEPSGAmY9K2JBXwUF
Threatray 14'127 similar samples on MalwareBazaar
TLSH T18AA4F0053618E00BE7D57A316FA0CAB517A9BC9E1C148A9736F03FAF74FE14B5908392
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
server323.web-hosting.com:25

Intelligence

File Origin
# of uploads :
2
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
BOOKING_SPACE_PI202212712_SIGNED_20221229.doc
Verdict:
Malicious activity
Analysis date:
2022-12-29 07:56:42 UTC
Tags:
exploit cve-2017-11882 loader agenttesla
Link:
https://app.any.run/tasks/e20a8863-7365-40d5-b97e-0659eb5265ac

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.6093.31246.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Reading critical registry keys
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63ad866f0fdf1633326c7eaf/reports/17eb7cfb-1d2e-42f0-ac00-ce113d24a5cd/overview
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/a8bbb7d6-dcf1-4fe3-b26a-2114d0d89a42
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1142683
Signature
.NET source code contains very large array initializations
Contains functionality to detect sleep reduction / modifications
Detected unpacking (creates a PE file in dynamic memory)
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 775413 Sample: A90DV6zDfj.exe Startdate: 29/12/2022 Architecture: WINDOWS Score: 100 27 Malicious sample detected (through community Yara rule) 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected AgentTesla 2->31 33 .NET source code contains very large array initializations 2->33 7 A90DV6zDfj.exe 19 2->7         started        process3 file4 19 C:\Users\user\AppData\Local\...\dxahrqiq.exe, PE32 7->19 dropped 10 dxahrqiq.exe 1 7->10         started        process5 signatures6 35 Multi AV Scanner detection for dropped file 10->35 37 Detected unpacking (creates a PE file in dynamic memory) 10->37 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->39 41 4 other signatures 10->41 13 dxahrqiq.exe 17 4 10->13         started        17 conhost.exe 10->17         started        process7 dnsIp8 21 api4.ipify.org 64.185.227.156, 443, 49717 WEBNXUS United States 13->21 23 server323.web-hosting.com 67.223.118.45, 25, 49720 VIMRO-AS15189US United States 13->23 25 api.ipify.org 13->25 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->43 45 Tries to steal Mail credentials (via file / registry access) 13->45 47 Tries to harvest and steal ftp login credentials 13->47 49 Tries to harvest and steal browser information (history, passwords, etc) 13->49 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/af858def0f616ad682057578ad5db6fdc6f8fa9bc3413fda170360cdb7657a99/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-12-29 05:37:26 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=v6cy33ypmfvnnaqfov4k2xnw7xdpr6u3ynat7wqxanqm3n3fpkmq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2fa992dea738a84ae8b297214ae3da1bc03591b05f4b2c0f3883270ece33a352
AgentTesla
46c2e255761e1ab91b1ada27cd4e526e55039576c7a5eadfaa20c454543ac29f
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493ab622b2a06d2b28758eabf3762ea632cb9ca6b3b59d0fcda8dc025c8385a2
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61f1b536a2ab183f57b84adf9accd0c7ce6962762cbf9ab7fd840c7906d0076e
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6edf2090f396f8b0fe0846194add30c81ff740e21599fb660a5f6433474de8c7
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9d0c2f628bd27df59962d8bad944c0503b268181dce74a1572784e7d2013d4da
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b1ce114d1b69edbc2fedd700e2ab5400c5f1fc62ca899235cfa0666a986641d1
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e20d7d444ad9ce30cc4ece0d516a4cada39b67a999cc5854a7f7ffb4f3edbf9c
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e331c7986bfe60eb1763d5a58b6f14ab2e1d6a22affda74049f3a97a7e6acd5e
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f227b51c6347b3acf53b8e54e84864c2c3e4ef973226bc517f0f9852dbc1bfcc
AgentTesla
+ 14'117 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/221229-pjxt9sgb6y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/78f34a3e-a23e-4d29-a025-976a097f634c
Unpacked files
SH256 hash:
9032031189d1b15605115cb6056d3473b12672511f83be663e35ab68afd5d515
MD5 hash:
459b8f75335caf809f338a2ba33844ce
SHA1 hash:
e90cd14fbfc7abcee067f088078cb4ca33fa14cd
Link:
https://www.unpac.me/results/e675ccc4-26f9-4336-942a-780c5d9cbf21/
SH256 hash:
76b7f74d3f7323ab9f0da16abb9840e4af4b5762e7f1d5382f464643ba173ed0
MD5 hash:
b8e16eb8cd1c540497e45e3b19a91d53
SHA1 hash:
471c60492bdee26b955741a806ab10af4aac16fc
Link:
https://www.unpac.me/results/e675ccc4-26f9-4336-942a-780c5d9cbf21/
SH256 hash:
bca31af24066291bd0f330a588da9932523a908158358353cb0b74d91446c37e
MD5 hash:
b2c9423a40bdd155d9658f1d385587c9
SHA1 hash:
88559f36e7bb6b2587eb233e37a8e809d53f8d5f
Link:
https://www.unpac.me/results/e675ccc4-26f9-4336-942a-780c5d9cbf21/
SH256 hash:
af858def0f616ad682057578ad5db6fdc6f8fa9bc3413fda170360cdb7657a99
MD5 hash:
c11f1e1de112449a435b6bef633b4c33
SHA1 hash:
30f92ec9ee6b0dea8509b8e12d66971c9f59d8f1
Link:
https://www.unpac.me/results/e675ccc4-26f9-4336-942a-780c5d9cbf21/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/af858def0f61/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/af858def0f616ad682057578ad5db6fdc6f8fa9bc3413fda170360cdb7657a99

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_d3ac2b2f
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

AgentTesla

Executable exe af858def0f616ad682057578ad5db6fdc6f8fa9bc3413fda170360cdb7657a99

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2474207/
  
Delivery method
Distributed via web download

Comments