MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f77fecc8b9559f6280014094e4173081d223404a449a3663491d27ec240e3d69. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: f77fecc8b9559f6280014094e4173081d223404a449a3663491d27ec240e3d69
SHA3-384 hash: 775daadeec01be68edbd0b01457ac11101f9af2d9dfc09e2200d9b4eb0802c228cf37620f75ad72d89293dadd9dcedcb
SHA1 hash: a06743b4ce56fbd86826c08f32624c3895773c78
MD5 hash: f870d216fab297edf6a6a2f9e08870d1
humanhash: rugby-blossom-kentucky-triple
File name:f870d216fab297edf6a6a2f9e08870d1.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:823'808 bytes
First seen:2022-04-29 07:38:49 UTC
Last seen:2022-04-29 08:47:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 24576:ZQYNee3ZIh3y3ieokQbf3SBsbMphZjFO4Rasvh:2Y0CZyy3FoXiBsIzFE4
Threatray 16'684 similar samples on MalwareBazaar
TLSH T189051242BA588BF4E5384AB33E93910E87933CF57C02C647AAD3F2564CB8A216D515F7
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:AgentTesla exe Telegram

Intelligence

File Origin
# of uploads :
2
# of downloads :
262
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
f870d216fab297edf6a6a2f9e08870d1.exe
Verdict:
Malicious activity
Analysis date:
2022-04-29 07:48:28 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/c1b6d9d5-0310-4421-9bae-d66356f7e023

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/267738/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.48948348.13789.32229.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed update.exe
Link:
https://www.filescan.io/uploads/626b96222b32b1c37c705bb3/reports/091131dd-e71c-4dae-8302-2e7fb9586a17/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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d23653f4-0670-4117-9f9e-079c6ac632d8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/985297
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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 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 detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 617793 Sample: iOFoLKbgbN.exe Startdate: 29/04/2022 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for dropped file 2->37 39 9 other signatures 2->39 7 iOFoLKbgbN.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\...\qpkejfhfHe.exe, PE32 7->23 dropped 25 C:\Users\...\qpkejfhfHe.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmpE2C4.tmp, XML 7->27 dropped 29 C:\Users\user\AppData\...\iOFoLKbgbN.exe.log, ASCII 7->29 dropped 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 45 Uses schtasks.exe or at.exe to add and modify task schedules 7->45 47 2 other signatures 7->47 11 iOFoLKbgbN.exe 15 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 api.telegram.org 149.154.167.220, 443, 49780 TELEGRAMRU United Kingdom 11->31 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->49 51 Tries to steal Mail credentials (via file / registry access) 11->51 53 Tries to harvest and steal ftp login credentials 11->53 55 2 other signatures 11->55 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f77fecc8b9559f6280014094e4173081d223404a449a3663491d27ec240e3d69/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-29 00:32:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
31db1eaded87c877869d4c247c2da6fa3be4de4f8bcaebf61f499c50275345d6
AgentTesla
4154bbb1bc580a874dc084a8017a6bb5a6243c29cddbf47dee3d0ca768b5936f
AgentTesla
5e6d2bd21400ace31fbbe40c90d5bc5bab25868d252964b1034fc2584525709b
AgentTesla
c769e0bfc0a06d78d730b40317af967f5aa12b395f5e48f3479e95014d0de978
AgentTesla
e4bba9c2af86f903aeecbaf44534222faf78b07bdb4c7604e747ecd6898e38e2
AgentTesla
e855326ac3c839b8958cbcf3faba5691c84775df5451cc81b06c03fb3104a738
AgentTesla
f66df3806ed429acb7329a8a10fa3f86dcbda02376e4714990cefd6564a94678
AgentTesla
+ 16'674 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220429-jgyqwseacr/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5181640129:AAG2YVX_SqNZqsItPa5wRim_epYa-o19DAQ/sendDocument
Unpacked files
SH256 hash:
92fc621e886ad486195efe1b074a5186c27599e3dd4d71c72cae3078b8660ae2
MD5 hash:
e80503550a2aa077f62f09c7dc6be7e4
SHA1 hash:
f93e86c149eac50b611a1f9a7b59f5d81026262c
Link:
https://www.unpac.me/results/36e6ed58-95e7-4d7a-927b-7eac3ba8dd97/
SH256 hash:
352e719737cd5e519ad13107d744400180d77d0c25d706c3ddf62a1b28b78ac7
MD5 hash:
1f7445976f20892bf2b94431dd458a90
SHA1 hash:
aab0c89e47adcfa5c2c19b38a4de6014064fd88a
Link:
https://www.unpac.me/results/36e6ed58-95e7-4d7a-927b-7eac3ba8dd97/
SH256 hash:
144682b632e62b563c612653a78b46cede7683813996c81305ef382293b1903e
MD5 hash:
068e681a12c6b587c0a866f60f762b56
SHA1 hash:
99beb72d252c32092258b6d136b62c14648aca86
Link:
https://www.unpac.me/results/36e6ed58-95e7-4d7a-927b-7eac3ba8dd97/
SH256 hash:
4be74fe0ca84b10105c7ccb6d969ad1b9c474fa486204bcbffac8a0c9b113823
MD5 hash:
649de60b212e64bf7ad314935573e424
SHA1 hash:
18aa4876bed8a40dddadd2d27d44a7d0bac7dc62
Link:
https://www.unpac.me/results/36e6ed58-95e7-4d7a-927b-7eac3ba8dd97/
SH256 hash:
6d8208fa661ed0aa316b27f0fc9ede7ce6e2052f2bf59991e9f7d8b295313411
MD5 hash:
821ffb0af44d1cdc2da68b6cd2625e29
SHA1 hash:
c3c26f6cfc8e3595ed551e7f5a78f1723117d492
Link:
https://www.unpac.me/results/36e6ed58-95e7-4d7a-927b-7eac3ba8dd97/
SH256 hash:
f77fecc8b9559f6280014094e4173081d223404a449a3663491d27ec240e3d69
MD5 hash:
f870d216fab297edf6a6a2f9e08870d1
SHA1 hash:
a06743b4ce56fbd86826c08f32624c3895773c78
Link:
https://www.unpac.me/results/36e6ed58-95e7-4d7a-927b-7eac3ba8dd97/
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/f77fecc8b9559f6280014094e4173081d223404a449a3663491d27ec240e3d69

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: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 f77fecc8b9559f6280014094e4173081d223404a449a3663491d27ec240e3d69

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2142630/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/267738/

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