MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18795ac4c12ef439ea3be9a8833f9e20b5540fcbd561eb421c61e68b5b81e55b. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18795ac4c12ef439ea3be9a8833f9e20b5540fcbd561eb421c61e68b5b81e55b
SHA3-384 hash: 65a719337c0a334bc419f465aa118697767c78d0dea77942a37594d0e55709068ca623be291189aab0550f8531211612
SHA1 hash: bb6ff483d53ce19b87e4738d879cdec5e08d5ea6
MD5 hash: cb9f24dd11cefc28aa4bd97736191ef9
humanhash: texas-montana-east-lactose
File name:TT COPY.r00.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:691'712 bytes
First seen:2022-10-21 07:40:22 UTC
Last seen:2022-10-24 18:05:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:hXG8Mm4vQjTgHKZ580tn8UENS9enipKXCgspw2NuE6Q:dG8MQjTgqZtzEeevXCjpw8uE6Q
Threatray 20'645 similar samples on MalwareBazaar
TLSH T19DE4132D5BD64D2BC66C1B7A90250D281332C20EB85BF78F4DC1B6DD99D27C4C8896EB
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
208
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
TT COPY.r00.exe
Verdict:
Malicious activity
Analysis date:
2022-10-21 07:41:25 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/17ccbc52-f97f-4684-94c9-ac0c04ae90a5

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/322213/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1636.7832.3377.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/63524d0f898b0652a4b935b8/reports/914f32d8-cb9f-473e-81f6-25b9102425c5/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/94d1f4da-7fb9-4f79-9d9b-1be14f658ef7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1094691
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 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)
Snort IDS alert for network traffic
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 727329 Sample: TT COPY.r00.exe Startdate: 21/10/2022 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 8 other signatures 2->39 6 KFWOdr.exe 3 2->6         started        9 TT COPY.r00.exe 3 2->9         started        12 KFWOdr.exe 2->12         started        process3 file4 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->41 43 Machine Learning detection for dropped file 6->43 45 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->45 14 KFWOdr.exe 2 6->14         started        25 C:\Users\user\AppData\...\TT COPY.r00.exe.log, ASCII 9->25 dropped 47 Injects a PE file into a foreign processes 9->47 18 TT COPY.r00.exe 2 5 9->18         started        signatures5 process6 dnsIp7 27 mail.afcargo.com.my 14->27 49 Tries to harvest and steal ftp login credentials 14->49 51 Tries to harvest and steal browser information (history, passwords, etc) 14->51 29 afcargo.com.my 210.1.224.79, 49719, 49733, 587 TECHAVENUE-APTechAvenueMalaysiaMY Malaysia 18->29 31 mail.afcargo.com.my 18->31 21 C:\Users\user\AppData\Roaming\...\KFWOdr.exe, PE32 18->21 dropped 23 C:\Users\user\...\KFWOdr.exe:Zone.Identifier, ASCII 18->23 dropped 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->53 55 Tries to steal Mail credentials (via file / registry access) 18->55 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->57 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/18795ac4c12ef439ea3be9a8833f9e20b5540fcbd561eb421c61e68b5b81e55b/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2022-10-21 14:22:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=db4vvrgbf32dt2r35guigp46ec2vid6l2vq6wqq4mhtiww4b4vnq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
3c6e68b6ac37e83297be2aa9555684046a464cfaceb90ed6a575c7d31ec0cffa
AgentTesla
8ccea9d264f5584180de3b726b676590bfec351367d48a03decb1ee37f9f3965
AgentTesla
8f3caefce2530518144bab9f75c4489f84b0fdacbebdc953ac41a73c95356f44
AgentTesla
9f94bfaf7433e3b0142b5a57965199ec01c4e69b1c5598642d165138ebf742f3
AgentTesla
a0b715dbe6410280098b511f7cf95b466c14f15de32ed2cd79744d2ebd7ad8ff
AgentTesla
be06f8a3ed040aadf2598bc5a9b4c886c271ad7866505dba11b723dba968f518
AgentTesla
d45e5775d0d833995cf846f564dc8185ffaa53706a8c27cca07c941b1aaa42fd
AgentTesla
+ 20'635 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/221021-jh4crsaaa4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fdf02616-dadc-435c-b843-e1b57ed01603
Unpacked files
SH256 hash:
38e688505a19aa3c760c66a8b7ee44700de6137db3dcb84ea3a155900dfd139c
MD5 hash:
bced0639d69e285f3f0aaa133f5967aa
SHA1 hash:
abbb074d72dc451456dea6e092df7d60b869dc0e
Link:
https://www.unpac.me/results/cc2a61ab-3090-4727-be01-5c30f2befa7e/
SH256 hash:
474963c895a08f5a22ff05adbbbf81eae7a5488c5538dbad788b3d355ab09c5f
MD5 hash:
c687e57246af6f4f85a1741f43551545
SHA1 hash:
8ed26211107fafe77b4beaf7d3eecb30473f5602
Link:
https://www.unpac.me/results/cc2a61ab-3090-4727-be01-5c30f2befa7e/
SH256 hash:
7910b1310836a2b52b6fdfa383018fd9d65444f9bb21d920d7e44046ec08d4e2
MD5 hash:
ec50be6560816aa76be1b2d932efcdb7
SHA1 hash:
8b3a821e41673f0152e7ea52947a5b9db5cb2bdc
Link:
https://www.unpac.me/results/cc2a61ab-3090-4727-be01-5c30f2befa7e/
SH256 hash:
1d341692403a95ae43b266d5ef71a7119fc60e25a7fa0f0b72b77b94745a5539
MD5 hash:
7e25abbd019d19c532f0c0ad6bbe4330
SHA1 hash:
8313d4eb1b4119441e8085ccf6e5b307db381e9b
Link:
https://www.unpac.me/results/cc2a61ab-3090-4727-be01-5c30f2befa7e/
SH256 hash:
678d527fc01a0eaa1be366ca97b0ad5a3fe890b1ef8267d2fc981ff43c4d08e5
MD5 hash:
2da433d67db4775d8f02a8fed4b31bf3
SHA1 hash:
235fe8f2076f3b5cfffacc574825550cee8e61e9
Link:
https://www.unpac.me/results/cc2a61ab-3090-4727-be01-5c30f2befa7e/
SH256 hash:
18795ac4c12ef439ea3be9a8833f9e20b5540fcbd561eb421c61e68b5b81e55b
MD5 hash:
cb9f24dd11cefc28aa4bd97736191ef9
SHA1 hash:
bb6ff483d53ce19b87e4738d879cdec5e08d5ea6
Link:
https://www.unpac.me/results/cc2a61ab-3090-4727-be01-5c30f2befa7e/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/18795ac4c12e/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/18795ac4c12ef439ea3be9a8833f9e20b5540fcbd561eb421c61e68b5b81e55b

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

r00 91e16945b693892b1f645be69f4abfa9d7c88e2a0c58854fb68b8bb636bcf470

AgentTesla

Executable exe 18795ac4c12ef439ea3be9a8833f9e20b5540fcbd561eb421c61e68b5b81e55b

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 91e16945b693892b1f645be69f4abfa9d7c88e2a0c58854fb68b8bb636bcf470
Cape
Cape
https://www.capesandbox.com/analysis/322213/
  
Dropped by
MD5 8d360dbf5a3fcae0649cdae6474b1b3d

Comments