MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dd4a9a91785a114c43e766fa5510586338863cfbae280b8158483522eed40152. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dd4a9a91785a114c43e766fa5510586338863cfbae280b8158483522eed40152
SHA3-384 hash: 87018b614470d8f48736417c7bafe117f60c3426952241beab94f0a356bebe6cc76ea9a9452f7cfc1c579f367e09cfb9
SHA1 hash: 69e313531a653495398de6edfa5f1460ef8b1e2f
MD5 hash: 26194533127b81a2e6957b920c5b27f2
humanhash: twenty-fish-lake-jupiter
File name:April_2021_Purchase_Order_000000000000000000000000.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:929'280 bytes
First seen:2021-04-07 12:35:29 UTC
Last seen:2021-04-20 12:41:52 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:r4Cj1ilHLPliYjHRTgIA7r7gPJlCm6L+2LmS8PPM6erjk7ICfLcd:seIiYji57rUPCBLLmS8M1nCfLcd
Threatray 4'114 similar samples on MalwareBazaar
TLSH BF1549D49E4A79CCD4AA36F1341080FC836B6C1226C9E39697F7F9DA8773522CD5068E
Reporter info_sec_ca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
April_2021_Purchase_Order_000000000000000000000000.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-04-07 12:39:19 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2c040440-a746-4588-b6b9-752b7d892638

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/132855/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.632.4694.22170.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/668641
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 383251 Sample: April_2021_Purchase_Order_0... Startdate: 07/04/2021 Architecture: WINDOWS Score: 100 25 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->25 27 Found malware configuration 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 7 other signatures 2->31 7 April_2021_Purchase_Order_000000000000000000000000.pdf.exe 4 2->7         started        process3 file4 19 April_2021_Purchas...0000000.pdf.exe.log, ASCII 7->19 dropped 33 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->33 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->37 39 2 other signatures 7->39 11 April_2021_Purchase_Order_000000000000000000000000.pdf.exe 15 2 7->11         started        15 powershell.exe 26 7->15         started        signatures5 process6 dnsIp7 21 salkic.co.ba 95.217.195.80, 21, 49767, 49768 HETZNER-ASDE Germany 11->21 23 192.168.2.1 unknown unknown 11->23 41 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->41 43 Tries to steal Mail credentials (via file access) 11->43 45 Tries to harvest and steal ftp login credentials 11->45 47 Tries to harvest and steal browser information (history, passwords, etc) 11->47 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/dd4a9a91785a114c43e766fa5510586338863cfbae280b8158483522eed40152/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-04-07 05:49:29 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a997db748e940751ad67b16d4d58b0a4684c4106dd751f52df9d49bd67b9e9ea
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dc8b8addeb256bdfb0eb82d09b54b57400deed315a727e331fe66ca59c965373
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e662cf42ad68f990971d60274c796013df8adadcf2743debd7e3e21c4400f949
AgentTesla
+ 4'104 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210407-7ll2rpbc8e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
6590b9ec4fa84e44c372fda26f47d6d58859d74869621c6bdd4086e6ae411379
MD5 hash:
95dfa1a9015a17a1d49b4faa3f3d999d
SHA1 hash:
427b72727b28436554d0443d797f19b2ea37cc16
Link:
https://www.unpac.me/results/7891d442-a79f-4fb6-8f7f-91216d444fd7/
SH256 hash:
dd4a9a91785a114c43e766fa5510586338863cfbae280b8158483522eed40152
MD5 hash:
26194533127b81a2e6957b920c5b27f2
SHA1 hash:
69e313531a653495398de6edfa5f1460ef8b1e2f
Link:
https://www.unpac.me/results/7891d442-a79f-4fb6-8f7f-91216d444fd7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/dd4a9a91785a114c43e766fa5510586338863cfbae280b8158483522eed40152

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/132855/

Comments