MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7
SHA3-384 hash: bd16d31608134d580bc7e0508852839aa6af8d824c00a3cab76bfa4b8fc0b405b065093988b1d499d339f85ff07f8022
SHA1 hash: b2118a3b1d43118f0654b38a666e8efeaaeb48d7
MD5 hash: 6e9e36c59bb2c22376176b2437c139dd
humanhash: carpet-two-freddie-lion
File name:321 Amita Technical 16.09.2022.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:584'192 bytes
First seen:2022-10-04 06:30:22 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:WJ8mfqKtmO62/WJm71I1W6cYYl9v4QjFMsZNSs86:WSbKwOzc1W6cv7JjFMsZN26
Threatray 19'546 similar samples on MalwareBazaar
TLSH T1CBC4D0AE27E4FA40C23E33B075585254D3BAD3C79812CB9B8AD985ED7B723905EC1493
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 lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
256
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/316345/
Detection(s):
SecuriteInfo.com.Trojan.PWS.StealerNET.122.23083.17967.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Creating a file
Moving of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/633bd328d089a0c15dd4f0cc/reports/dd28828f-dbbf-499b-b2d8-49cc9a9a008d/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:
Suspicious
Link:
https://analyze.intezer.com/analyses/d59cba3c-8d6f-4131-b4a5-713fd1e1e18b
Result
Threat name:
AgentTesla, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1082998
Signature
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
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 Putty / WinSCP information (sessions, passwords, etc)
Yara detected AgentTesla
Yara detected DarkTortilla Crypter
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 715558 Sample: 321 Amita Technical 16.09.2... Startdate: 04/10/2022 Architecture: WINDOWS Score: 100 27 multimetals.cfd 2->27 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Yara detected DarkTortilla Crypter 2->39 41 3 other signatures 2->41 8 321 Amita Technical 16.09.2022.exe 15 4 2->8         started        13 Word.exe 2->13         started        signatures3 process4 dnsIp5 29 www.google.com 142.250.203.100, 443, 49698, 49699 GOOGLEUS United States 8->29 25 C:\...\321 Amita Technical 16.09.2022.exe.log, ASCII 8->25 dropped 51 Moves itself to temp directory 8->51 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->53 15 unless.exe 14 3 8->15         started        file6 signatures7 process8 dnsIp9 31 www.google.com 15->31 33 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->33 19 InstallUtil.exe 2 4 15->19         started        signatures10 process11 file12 23 C:\Users\user\AppData\Roaming\Word\Word.exe, PE32 19->23 dropped 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->43 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 19->45 47 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 19->47 49 2 other signatures 19->49 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7/
Threat name:
ByteCode-MSIL.Trojan.RealProtect
Create hunting rule
Status:
Malicious
First seen:
2022-09-27 23:19:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vjdzutkonvyuvlyxps5ww6242726axyqxxrj7vimrayifemgttdq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
269ac856305f86403359ae0c773339dc713db5c0a0757128223b1d6bb6f7f8bf
AgentTesla
511af8c57f0d44cb50d6560c0e820a5c9f6da27c307c698ffc5ccfbc57269e7d
AgentTesla
530ecf25ce9b2bf78dbf25f3718681760fd3cb55ec62ceeb79d323423ab6ac40
AgentTesla
9d45370a27c72436041f3ffb82b0c245eea5191c788b574e9656a23054340a61
AgentTesla
aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7
AgentTesla
c69f61f11f863e80973c86a581fa4f411bb41bfcdf7d8bfff51342b0d9517721
AgentTesla
+ 19'536 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/221004-g92xxafhel/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
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
Checks computer location settings
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/07f06d9b-d838-4521-85d6-d1a204600553
Unpacked files
SH256 hash:
aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7
MD5 hash:
6e9e36c59bb2c22376176b2437c139dd
SHA1 hash:
b2118a3b1d43118f0654b38a666e8efeaaeb48d7
Link:
https://www.unpac.me/results/9dd8ce17-7637-4edf-889a-af437a3c52c4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7

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.

Malspam

AgentTesla

Executable exe aa479a4d4e6d714aaf177cbb6b7b5cd7f5e05f10bde29fd50c88308291869cc7

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/316345/

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