MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66c8e38b2f545edd7660168b8e778c165f200867abb90cd07c2f033ea1ae8405. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 66c8e38b2f545edd7660168b8e778c165f200867abb90cd07c2f033ea1ae8405
SHA3-384 hash: 59a3d799b7313f8f19e6f1a834700ecccfa89adb5b79d3c16e6ac9fbb25d02a4f7ecbc0378826b7a9e226b13d959f27a
SHA1 hash: 292b2718bb3005e2920c8e9e68731dda8816f934
MD5 hash: 1758837262e5575ca5df13af2d0e8684
humanhash: emma-uranus-thirteen-timing
File name:1758837262e5575ca5df13af2d0e8684.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:779'776 bytes
First seen:2020-10-07 17:09:01 UTC
Last seen:2020-10-07 18:00:09 UTC
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:ypA857+fHaNvotf1ENK+SQCAbAp26rEQR7Drp3u3jqYNewlKxFf8S5UaWazEN8:sAe7+iRBNxhln6rrNfp3R8SEazEu
Threatray 384 similar samples on MalwareBazaar
TLSH 26F4AEECB15075CDC482AC7A8F95DEB09B10ACBB1787C20F69D33E9B795C5978E009A1
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69007/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/484480
Signature
Binary contains a suspicious time stamp
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Sigma detected: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 294683 Sample: 32RALNcLtl.exe Startdate: 07/10/2020 Architecture: WINDOWS Score: 100 31 Multi AV Scanner detection for dropped file 2->31 33 Sigma detected: Scheduled temp file as task from temp location 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 8 other signatures 2->37 7 32RALNcLtl.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\...\SjJusuqzERkQIv.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmpEB7F.tmp, XML 7->21 dropped 23 C:\Users\user\AppData\...\32RALNcLtl.exe.log, ASCII 7->23 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 43 Injects a PE file into a foreign processes 7->43 11 32RALNcLtl.exe 15 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 elb097307-934924932.us-east-1.elb.amazonaws.com 23.21.109.69, 443, 49756 AMAZON-AESUS United States 11->25 27 192.168.2.1 unknown unknown 11->27 29 2 other IPs or domains 11->29 45 Tries to steal Mail credentials (via file access) 11->45 47 Tries to harvest and steal browser information (history, passwords, etc) 11->47 49 Installs a global keyboard hook 11->49 17 conhost.exe 15->17         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/66c8e38b2f545edd7660168b8e778c165f200867abb90cd07c2f033ea1ae8405/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-10-07 11:31:24 UTC
AV detection:
36 of 48 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m3eohczpkrpn25tac2fy454mczpsacdhvo4qzud4f4bt5inoqqcq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0a9e76d04b5ad405d59b6092f545f48dac62b1ce8ed10a260e4f90edff474c24
AgentTesla
17347ea4da31247415f8d87423d8b0b03eac3c25c4bed8fac50723eaba2f6b04
AgentTesla
36f888cfcc5ca73bed330401ff231b38012baad656797b803d51157ee2252177
AgentTesla
4107ae832e2a94dd12c11823472aba013b3d016efbc357526152a2e0d2d3ca88
AgentTesla
5b48475bbc32e2dbd6ebfb746071c6192e57dfdfcfc0cfb1ae9f381663728537
AgentTesla
8600c1896f8c6835a9a5c44631ac45b319c0cc9b2e0a50a72bb37436a84ea96a
AgentTesla
a4d9d550ca3484ea03ef418a476abd3d59c58a5cba9d7efe73b27c9177145b56
AgentTesla
c39ac13cc69cadcb6badd8700e1a667274b9cd9eaa102db3f506bbf35372a29c
AgentTesla
cbc01ffceb54ac490802cbb30bf5e913e9755d7fb4637dbcd1d34a7b3f399f2f
AgentTesla
df2618236af018e94e2c167826edfed81faab5a6c5ace255d84d9f07296a63c7
AgentTesla
+ 374 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/201007-6fs4cg8lex/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
8e73d8f7c4e24d7ba68b586841d4dbac9a04251920cb94e0d6f2f60f357afbda
MD5 hash:
85621cf97c9305f7361eb5a7ce534b00
SHA1 hash:
1230df2ef54d42f5ee3b07427a6bfaa26095abc7
Link:
https://www.unpac.me/results/91bdef28-a19b-4e26-9874-b1d8fe154d86/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/91bdef28-a19b-4e26-9874-b1d8fe154d86/
SH256 hash:
d970daee16c18c29fa13bc6f808a8105cc177289c71fc23090b971747efce646
MD5 hash:
ee8cf8a10a5c237bd2d3c277f0d51901
SHA1 hash:
9e2b95f5f39932ae4e4e5e08a1fdb47349882f79
Link:
https://www.unpac.me/results/91bdef28-a19b-4e26-9874-b1d8fe154d86/
SH256 hash:
66c8e38b2f545edd7660168b8e778c165f200867abb90cd07c2f033ea1ae8405
MD5 hash:
1758837262e5575ca5df13af2d0e8684
SHA1 hash:
292b2718bb3005e2920c8e9e68731dda8816f934
Link:
https://www.unpac.me/results/91bdef28-a19b-4e26-9874-b1d8fe154d86/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DarkComet
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/66c8e38b2f545edd7660168b8e778c165f200867abb90cd07c2f033ea1ae8405

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Web download

AgentTesla

Executable exe 66c8e38b2f545edd7660168b8e778c165f200867abb90cd07c2f033ea1ae8405

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/69007/
  
URLhaus
https://urlhaus.abuse.ch/url/665964/
  
Delivery method
Distributed via web download

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