MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c5f2e2d3c00c0467d817aaf07600a7cfc88b0ad76896d0d8754a457eec5922a. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2c5f2e2d3c00c0467d817aaf07600a7cfc88b0ad76896d0d8754a457eec5922a
SHA3-384 hash: f8df08406bfe30b75743e5cb5072f71c84ab107e7e30c24e533a4fe6fbb78a2d5479ecaa7d7f96d06573ccd34f652d2b
SHA1 hash: a7054277e192748c10ad51c4c7af51f3e774c6ee
MD5 hash: 81d06c152173d7d655b49689e3a015ba
humanhash: skylark-east-winner-princess
File name:proforma invoice345455_32434.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:929'792 bytes
First seen:2021-08-09 05:44:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:LcbxF4mWVRb0gOPFGUQW8hjb9K4VrSWlVgipzIHK7zdzKbogyLF:gb3oONbMK4cBiZv1KboF
Threatray 8'068 similar samples on MalwareBazaar
TLSH T19015D02227DC8A17E2B937741570E26506F1BD893E31D24E2DD13DAB7BB6B809E60353
dhash icon 70e0f8eaeae8f870 (17 x AgentTesla, 10 x Formbook, 7 x SnakeKeylogger)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
server1.ahost.uz:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
proforma invoice345455_32434.exe
Verdict:
Malicious activity
Analysis date:
2021-08-09 05:59:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a7d821d7-a5d4-47f2-a339-a6660dfa9099

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/177434/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Moving of the original file
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f5857dd9-f92d-45c1-b95f-0e4892b52d79
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/829100
Signature
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Modifies the hosts file
Moves itself to temp directory
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)
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 access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 461527 Sample: proforma invoice345455_32434.exe Startdate: 09/08/2021 Architecture: WINDOWS Score: 100 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected AgentTesla 2->45 47 Yara detected AgentTesla 2->47 49 5 other signatures 2->49 6 proforma invoice345455_32434.exe 3 2->6         started        10 OebEPB.exe 3 2->10         started        12 OebEPB.exe 2 2->12         started        process3 file4 25 C:\...\proforma invoice345455_32434.exe.log, ASCII 6->25 dropped 51 Injects a PE file into a foreign processes 6->51 14 proforma invoice345455_32434.exe 2 9 6->14         started        53 Multi AV Scanner detection for dropped file 10->53 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->55 57 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->57 19 OebEPB.exe 2 10->19         started        21 OebEPB.exe 10->21         started        23 OebEPB.exe 2 12->23         started        signatures5 process6 dnsIp7 33 server1.ahost.uz 83.69.139.168, 49728, 49729, 587 UZSCI-ASUzbekScientificEducationNetworkUZ Uzbekistan 14->33 27 C:\Users\user\AppData\Local\...\OebEPB.exe, PE32 14->27 dropped 29 C:\Users\user\...\OebEPB.exe:Zone.Identifier, ASCII 14->29 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Moves itself to temp directory 14->37 39 Tries to steal Mail credentials (via file access) 14->39 41 5 other signatures 14->41 31 C:\Windows\System32\drivers\etc\hosts, ASCII 23->31 dropped file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2c5f2e2d3c00c0467d817aaf07600a7cfc88b0ad76896d0d8754a457eec5922a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-09 05:45:11 UTC
AV detection:
6 of 46 (13.04%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=frps4lj4adaem7mbpkxqoyakpt6irmfno2ew2dmhkssfp3wfsiva._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0f15aec57a52535ae678c8b3e900a4e2bab105d1676eb097ebecde04914aee1d
AgentTesla
15189732a875a6464e53bee90a29e181cd6bf8420b8b7a86f0cafd36e9e86a44
AgentTesla
547a7ac157fcd43b2ed1d1468e8076af6393b28a7ce4e447e3ca665c93c677f8
AgentTesla
96e88a52bedfff7b7270c805e1e3e3069a3d4111210a6f568d37e9a9e0ebc88d
AgentTesla
cc3f2040e16deb0a3a03c1c188b9ddf91b1caf746a4c8ebb1cc99c2ffda198ce
AgentTesla
d40555c64312025571d9eb3eb64c0d3267f9672f4e8794e378db09d72a192e9f
AgentTesla
d8e273754006eb7118be058c46efef0a1b20ae4929dad75ecfed1ae1aae0c0eb
AgentTesla
e6ce317d3368fb336f2d2efb78002797975ba82ba0a16869b5e2912caf5731c6
AgentTesla
+ 8'058 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210809-pmyevhealj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
87d999e81829be810bc35b36b364409b11d143bfff7a23f21565adc34076498d
MD5 hash:
966724c62030ea8be818432d2e1488da
SHA1 hash:
55c86215197f96340b88c92519afeec0b7a73df3
Link:
https://www.unpac.me/results/73ebe294-e786-41ec-afd3-4996d9169a43/
SH256 hash:
ed0dd1e2260da7b03c8b80e0b45e8fef44be722c1e8c41e078c1a25ed0d18ecc
MD5 hash:
6057ce35bd926dd6d49dedfa9cc18372
SHA1 hash:
1f4e44e1740ffbd91129ac3a37d22845bc52c158
Link:
https://www.unpac.me/results/73ebe294-e786-41ec-afd3-4996d9169a43/
SH256 hash:
bd95ea93ab66ded51cef944248057496f0abf1daad2171368c1a455bfb9d42d2
MD5 hash:
1756009787a368fc6a3dac913d9a4a9b
SHA1 hash:
176a2c65066a862dcc39c9cfd603ea977c04909d
Link:
https://www.unpac.me/results/73ebe294-e786-41ec-afd3-4996d9169a43/
SH256 hash:
2c5f2e2d3c00c0467d817aaf07600a7cfc88b0ad76896d0d8754a457eec5922a
MD5 hash:
81d06c152173d7d655b49689e3a015ba
SHA1 hash:
a7054277e192748c10ad51c4c7af51f3e774c6ee
Link:
https://www.unpac.me/results/73ebe294-e786-41ec-afd3-4996d9169a43/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/2c5f2e2d3c00/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.54
Link:
https://yomi.yoroi.company/submissions/2c5f2e2d3c00c0467d817aaf07600a7cfc88b0ad76896d0d8754a457eec5922a

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: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 2c5f2e2d3c00c0467d817aaf07600a7cfc88b0ad76896d0d8754a457eec5922a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/177434/

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