MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7543d16d9eb66ebcb61a632b705609940389665e09e7e4bdc3ec33f3612d1dcb. 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: 6


Intelligence 6 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7543d16d9eb66ebcb61a632b705609940389665e09e7e4bdc3ec33f3612d1dcb
SHA3-384 hash: 38538f0e073e91fb872ca5000f3e23396f5e50084fe4adbdc074627750f232c21276e2c7d1f91544171ba0b9c598bef3
SHA1 hash: c95db3376b5094f896c1b70d72da4b808914309d
MD5 hash: 9fb233f62041871884ea5a8235a8b6c2
humanhash: kentucky-hotel-angel-lake
File name:SecuriteInfo.com.Trojan.KillProc2.14452.19778.26720
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'044'992 bytes
First seen:2020-11-11 13:09:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:lW2wcIp2yF+f5ee28cNq216hHXom7faYyph0N:9BIki+BH2JqE6h3omDarph
Threatray 2 similar samples on MalwareBazaar
TLSH EE25D00A2BD00A1BD5AF177AE0345184837CF956D397EB8B3999A0FD18E33684E057B7
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.KillProc2.14452.19778.26720.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/530206
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Maps a DLL or memory area into another process
May check the online IP address of the machine
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: RegAsm connects to smtp port
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 access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 314205 Sample: SecuriteInfo.com.Trojan.Kil... Startdate: 11/11/2020 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Sigma detected: RegAsm connects to smtp port 2->45 47 2 other signatures 2->47 6 SecuriteInfo.com.Trojan.KillProc2.14452.19778.exe 1 2->6         started        10 YYtJku.exe 2 2->10         started        12 YYtJku.exe 1 2->12         started        process3 file4 23 SecuriteInfo.com.T...14452.19778.exe.log, ASCII 6->23 dropped 49 Writes to foreign memory regions 6->49 51 Maps a DLL or memory area into another process 6->51 14 RegAsm.exe 17 4 6->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        signatures5 process6 dnsIp7 27 smtp.yandex.ru 77.88.21.158, 49756, 587 YANDEXRU Russian Federation 14->27 29 elb097307-934924932.us-east-1.elb.amazonaws.com 54.235.83.248, 443, 49754 AMAZON-AESUS United States 14->29 31 3 other IPs or domains 14->31 25 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 14->25 dropped 33 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->33 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->35 37 Tries to steal Mail credentials (via file access) 14->37 39 4 other signatures 14->39 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7543d16d9eb66ebcb61a632b705609940389665e09e7e4bdc3ec33f3612d1dcb/
Threat name:
ByteCode-MSIL.Backdoor.Tofsee
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 09:42:54 UTC
AV detection:
21 of 27 (77.78%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ovb5c3m6wzxlznq2mmvxavqjsqbyszs6bht6jpod5qz7gyjndxfq._file
Verdict:
unknown
Similar samples:
85cdb8ba6c26cda233caea43b4f596e399b4cf7e561ac3c8c6cb4214cddf54a3
AgentTesla
a3230e59a4a3a5f499ff5d3f6a6d595ba1be76befacea3a3770d9980298d4583
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201111-ncymxy8abx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
7543d16d9eb66ebcb61a632b705609940389665e09e7e4bdc3ec33f3612d1dcb
MD5 hash:
9fb233f62041871884ea5a8235a8b6c2
SHA1 hash:
c95db3376b5094f896c1b70d72da4b808914309d
Link:
https://www.unpac.me/results/1a5e6c0c-fd46-4905-9237-71558d041f43/
SH256 hash:
dca8325e38e267884547204c993ebfb25398e25b27a21ea4249128b2922b4b95
MD5 hash:
f2c5c821bac7ac8eacc5345e59de2299
SHA1 hash:
04b90b5bda9820309468bc8e91ccdeb19584c4d7
Link:
https://www.unpac.me/results/1a5e6c0c-fd46-4905-9237-71558d041f43/
SH256 hash:
19029e7ae3726edacbdff08a9ef95cddd2a3375e761b0f0f60d5aa34b2a1a117
MD5 hash:
a77437bd6f27ad6f5cbfc976b914990f
SHA1 hash:
7ca98d29815ab1c239bc394f2ccd7343d9ec55c9
Link:
https://www.unpac.me/results/1a5e6c0c-fd46-4905-9237-71558d041f43/
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: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 7543d16d9eb66ebcb61a632b705609940389665e09e7e4bdc3ec33f3612d1dcb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/806798/
  
Delivery method
Distributed via web download

Comments