MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 472f99476aec6f45e8f8ceb4b851cbb5bc3ad6385cc98fc26878f741487f9310. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 472f99476aec6f45e8f8ceb4b851cbb5bc3ad6385cc98fc26878f741487f9310
SHA3-384 hash: e8067ca140f963e39f979e6982779e33a1fb18c8d5c3090a7b381778063ad01afe8ea744d81247ad971a274b0cb6b7b8
SHA1 hash: 2cc116d257e9cfdd6fb4cf1c39b14e4850edba0b
MD5 hash: fbab9ebef41c93145956c723185bc166
humanhash: bravo-yellow-pizza-batman
File name:RFQ file_pdf.gz.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:876'544 bytes
First seen:2020-10-22 09:11:21 UTC
Last seen:2020-10-22 10:17:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 12288:O1+C/EAS2K77PBTjl/l6MzZvXryuTG55xY6xLwsKOx8KSj930ROZ5HvUQU7pTwky:O1+C8hPBZ5vKpECcW5bH54KFcbIjpg
TLSH C0159D9C726072EFC85BD4729EA81D78EB6174BA831F4203942756ADDE4D987CF240F2
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
98
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/74610/
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.cc.5460.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/506953
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
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 steal Mail credentials (via file access)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/472f99476aec6f45e8f8ceb4b851cbb5bc3ad6385cc98fc26878f741487f9310/
Threat name:
ByteCode-MSIL.Ransomware.TeslaCrypt
Create hunting rule
Status:
Malicious
First seen:
2020-10-22 06:50:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=i4xzsr3k5rxul2hyz22lquolww6dvvryltey7qtipd3ucsd7smia._file
Verdict:
unknown
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer trojan spyware family:agenttesla
Link:
https://tria.ge/reports/201022-78pxjhf4ns/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
34032c94ba79b91f27a9ec3776f1b5ad6d22f5d1959bd9daaeca2919798ea385
MD5 hash:
b0742a1e0fd53f856e9757aacf7acc34
SHA1 hash:
13e35ecfcf3c470526578d4c90a96dfa000eed72
Link:
https://www.unpac.me/results/59651a6d-04c5-4caf-851e-1106f56bb71e/
SH256 hash:
754a299b3dd91311c125a1a18de46739857e51e6a4cf0ca1b842f9f3d071aa4a
MD5 hash:
59177faaf139dadd43913e58c729957e
SHA1 hash:
16635df2c5adf829f0ae0a57b5f4535dc377db8c
Link:
https://www.unpac.me/results/59651a6d-04c5-4caf-851e-1106f56bb71e/
SH256 hash:
46f37cdb9452c813492649b3bc569128fe6ad066be21ec7308cad25e7d6d92e3
MD5 hash:
29a4dfc5fb3c8abfe2a1735d51d4d06f
SHA1 hash:
3a7fdeac0a00310218483d3db4c13504817ebd48
Detections:
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/59651a6d-04c5-4caf-851e-1106f56bb71e/
Parent samples :
472f99476aec6f45e8f8ceb4b851cbb5bc3ad6385cc98fc26878f741487f9310
938f2bb4ae9732027302ba4fb2b0c77a15fe7dcd0a25696b307abb812b58ae17
42e1ef60a1b2d30c853dd33542a8faef4f414fa8eab3180ad1389cc6eab24d94
2d1bf9dab94ecd03dad9f64f433659ff280ca22e425647575801a81cc70f9023
93f9d8f95b515c1ec624f934ac92d08c29fdef1ea49e69ac33c0882ba7373fba
2445a4f2550fbb06d432b013f4e148ec9cf69657df3bcbb4c2dee79e415949af
bcf99b299260fd3ab82d02b8ab2f4f9e5dca8373b25902a9cb6b764d3a8308f3
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/59651a6d-04c5-4caf-851e-1106f56bb71e/
SH256 hash:
472f99476aec6f45e8f8ceb4b851cbb5bc3ad6385cc98fc26878f741487f9310
MD5 hash:
fbab9ebef41c93145956c723185bc166
SHA1 hash:
2cc116d257e9cfdd6fb4cf1c39b14e4850edba0b
Link:
https://www.unpac.me/results/59651a6d-04c5-4caf-851e-1106f56bb71e/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_extracted_bin
Create hunting rule
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Create hunting rule
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

gz 6752d5f0b6fa46192fa5119f2e4e6ecc539beb2d3016b4feca45c33e1b812b09

AgentTesla

Executable exe 472f99476aec6f45e8f8ceb4b851cbb5bc3ad6385cc98fc26878f741487f9310

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 6752d5f0b6fa46192fa5119f2e4e6ecc539beb2d3016b4feca45c33e1b812b09
Cape
Cape
https://www.capesandbox.com/analysis/74610/

Comments