MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75aecfa2f53f764444be1efb982c696e559dc78c0e225e676fe5f5654e0db766. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 75aecfa2f53f764444be1efb982c696e559dc78c0e225e676fe5f5654e0db766
SHA3-384 hash: a8d99badabc33e6b5dfd1dc79a972c9a4071f13564386688216efda009d9726a4c7fcc5343d3114d4ea740e87d9e96f4
SHA1 hash: f57f4edb885631ffb2593cf7bbc631eea978084b
MD5 hash: 7f87b714f89d87a78dd5ad87707c6c2a
humanhash: foxtrot-paris-music-mexico
File name:new order 00041221.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:682'496 bytes
First seen:2021-11-30 03:19:06 UTC
Last seen:2021-11-30 18:56:47 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:nFnULCaW7rqlMzYRt0KJmkb7c2Z5eJsa3kTi19L5Sh1CefxHuUnVosofwR8R:FnF7CjRt0ub5kyaUTi1990fsUnVs
Threatray 13'131 similar samples on MalwareBazaar
TLSH T18CE4CF3AF74E6F04D0D89A3BC1D0D97481798C619522EA3E69E47EAF7AF17DE0410A43
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
7
# of downloads :
140
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
new order 00041221.exe
Verdict:
Malicious activity
Analysis date:
2021-11-30 03:20:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/777c0a83-19e5-43fe-bc26-3afeb4734de8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Mardom.MN.15.16696.29880.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61a59867bbfd2af97cbb8442/reports/20ac816d-c1f5-4401-b435-7bb6c04ab5f9/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/f8b1ba0e-9bc4-472a-9a0f-0b04ed9c1489
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/898392
Signature
.NET source code contains very large array initializations
Found malware configuration
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped 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: Suspicius Add Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 530870 Sample: new order 00041221.exe Startdate: 30/11/2021 Architecture: WINDOWS Score: 100 48 Found malware configuration 2->48 50 Multi AV Scanner detection for dropped file 2->50 52 Yara detected AgentTesla 2->52 54 10 other signatures 2->54 7 new order 00041221.exe 6 2->7         started        11 ZAYOk.exe 5 2->11         started        13 ZAYOk.exe 2 2->13         started        process3 file4 34 C:\Users\user\AppData\Roaming\hTpTLnc.exe, PE32 7->34 dropped 36 C:\Users\user\AppData\Local\...\tmp8087.tmp, XML 7->36 dropped 38 C:\Users\user\...\new order 00041221.exe.log, ASCII 7->38 dropped 56 Injects a PE file into a foreign processes 7->56 15 new order 00041221.exe 2 5 7->15         started        19 schtasks.exe 1 7->19         started        58 Multi AV Scanner detection for dropped file 11->58 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->60 62 Machine Learning detection for dropped file 11->62 64 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->64 21 ZAYOk.exe 2 11->21         started        23 schtasks.exe 1 11->23         started        signatures5 process6 file7 40 C:\Users\user\AppData\Roaming\...\ZAYOk.exe, PE32 15->40 dropped 42 C:\Users\user\...\ZAYOk.exe:Zone.Identifier, ASCII 15->42 dropped 46 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->46 25 WerFault.exe 15->25         started        28 conhost.exe 19->28         started        30 WerFault.exe 21->30         started        32 conhost.exe 23->32         started        signatures8 process9 dnsIp10 44 192.168.2.1 unknown unknown 25->44
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/75aecfa2f53f764444be1efb982c696e559dc78c0e225e676fe5f5654e0db766/
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
Create hunting rule
Status:
Malicious
First seen:
2021-11-30 03:20:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=owxm7ixvh53eirf6d35zqldjnzkz3r4mbyrf4z3p4x2wktqnw5ta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
19006e1934a36332207bb746cdfad53e5264682ed947d4f6c99debecefe12f99
AgentTesla
2ff93944081c104e8175f5209255c50e92d65f8a3e35fbf01c5f6f46237575af
AgentTesla
3b06b3809b00f2911a66d77b53094d28921e00d525e6059a700d55851e317add
AgentTesla
43b13722acd947c631276c0a34f51d8d1ebd1abfad1791c1e555cc9b6e19f6cd
AgentTesla
52a8719e0795679e8336c841ddc5f6b0a74b5e423c4b71fe0db3ddbfbc3f7e7a
AgentTesla
66438c3f04f242826f5c541ef161c1f76d7e1b11af788d50832431441940ebec
AgentTesla
8a21b943ea85a94fb89a4222be1b22222b71447cc16fe9b1ef58957029210a8f
AgentTesla
c7c371104c985df2506b6f9b0e4133e61c96e45d9f96a9961369d52e9f9f972b
AgentTesla
cbf383498c35c4850dec570d9bf576b8bf9b0228201d9f087b103bfa7f67f732
AgentTesla
+ 13'121 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/211130-dvstxaddgj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
b099dfc6112a4fc97c9ac73291f932cc0a2f590459137384d77d6b94cbbc516d
MD5 hash:
ebcf4a76d705314341cf86c72bb0b003
SHA1 hash:
d5798ce7682fcc1d12cde821c2ce4e5cc553d829
Link:
https://www.unpac.me/results/96c67ad1-fd36-4657-b84d-3a689e729736/
SH256 hash:
ed3bf72a6e31047338859a3f7b49066d4040bd559f1add42a120629f73b5403e
MD5 hash:
190b18604c6690d01fdf7b9695cbcfbf
SHA1 hash:
930497fcc60d9cb673974bfa9be9ede687d27c7f
Link:
https://www.unpac.me/results/96c67ad1-fd36-4657-b84d-3a689e729736/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/96c67ad1-fd36-4657-b84d-3a689e729736/
SH256 hash:
75aecfa2f53f764444be1efb982c696e559dc78c0e225e676fe5f5654e0db766
MD5 hash:
7f87b714f89d87a78dd5ad87707c6c2a
SHA1 hash:
f57f4edb885631ffb2593cf7bbc631eea978084b
Link:
https://www.unpac.me/results/96c67ad1-fd36-4657-b84d-3a689e729736/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/75aecfa2f53f/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/75aecfa2f53f764444be1efb982c696e559dc78c0e225e676fe5f5654e0db766

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 75aecfa2f53f764444be1efb982c696e559dc78c0e225e676fe5f5654e0db766

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

Comments