MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2d85d471ad1d32fccd8a586d9c7a960d0a77812b5e551fcdd16fc8bf1f15924a. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2d85d471ad1d32fccd8a586d9c7a960d0a77812b5e551fcdd16fc8bf1f15924a
SHA3-384 hash: 2bd6243c664b6a82f97fe783105cc5cb2fac68e379401c497d8b60ec48eaae531f0fca12e7e4b2be1991d7b0fe652489
SHA1 hash: a979d1ebde41000c2f967749cb7da793f3d893d4
MD5 hash: 6358349624524c778b178716690c3ed0
humanhash: kitten-avocado-autumn-bulldog
File name:Invoice_DDTN.201-pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:506'368 bytes
First seen:2021-12-18 11:16:57 UTC
Last seen:Never
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:R+pxk+fkHx+2qmmaSyCn9V0ysEuSK3pkkyyy1j+Q:Apxk+QFAaSPnLsfSK3pkf
TLSH T17EB412C873A8DB1AC17143FA1476A4D5CFB06232B212EF9A1E5BD2D995137C92F12387
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
192
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61bdc3338991ba72b38b196b/reports/4cc5ad95-9f0f-4d2c-ae72-43393dde66d3/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/ba0c9093-d232-45a6-9048-2c549f8580c5
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/909506
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Allocates memory in foreign processes
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
Installs a global keyboard hook
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: MSBuild connects to smtp port
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 steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 541984 Sample: Invoice_DDTN.201-pdf.exe Startdate: 18/12/2021 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected AgentTesla 2->45 47 6 other signatures 2->47 6 Invoice_DDTN.201-pdf.exe 3 2->6         started        10 SHUoEvE.exe 4 2->10         started        12 SHUoEvE.exe 3 2->12         started        process3 file4 23 C:\Users\...\Invoice_DDTN.201-pdf.exe.log, ASCII 6->23 dropped 49 Writes to foreign memory regions 6->49 51 Allocates memory in foreign processes 6->51 53 Injects a PE file into a foreign processes 6->53 14 MSBuild.exe 2 6 6->14         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        signatures5 process6 dnsIp7 27 nuttricell.net 94.46.170.205, 49786, 49787, 49790 ALMOUROLTECPT Portugal 14->27 29 mail.nuttricell.net 14->29 31 192.168.2.1 unknown unknown 14->31 25 C:\Users\user\AppData\Roaming\...\SHUoEvE.exe, PE32 14->25 dropped 33 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->33 35 Tries to steal Mail credentials (via file / registry access) 14->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 14->37 39 4 other signatures 14->39 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2d85d471ad1d32fccd8a586d9c7a960d0a77812b5e551fcdd16fc8bf1f15924a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-18 08:23:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fwc5i4nnduzpztmklbwzy6uwbufhpajllzkr7torn7el6hyvsjfa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/211218-ndpq2aehc4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
fb974bc06cf855dd6c1f50d5834eec64ec402afd296c666981b9a6765364bc71
MD5 hash:
628b576ca19fb4b4d8c63699691fd6a5
SHA1 hash:
e33f4f92f2d51f1e2bf5f04d430f2bc721178938
Link:
https://www.unpac.me/results/dc9a33e2-badb-4670-bf58-76082b315509/
SH256 hash:
082757c7195b6a81fa811a09605312f38827a9a896141fe6dabd3a895ca586ad
MD5 hash:
929ea7a329c40e86c614918dfb235c0f
SHA1 hash:
d20f9a1824dc70877ec22189c00a92f0d0521828
Link:
https://www.unpac.me/results/dc9a33e2-badb-4670-bf58-76082b315509/
SH256 hash:
9f5763966bacdc6de3944a6e06a49b05869c38f2e98b32cb93b483a480a6ffff
MD5 hash:
3418c620c4b9dd4533a88f1ba5ec3ff1
SHA1 hash:
12f6aaf1c90030c4063d42a27b2e7000a08b6e74
Link:
https://www.unpac.me/results/dc9a33e2-badb-4670-bf58-76082b315509/
SH256 hash:
2d85d471ad1d32fccd8a586d9c7a960d0a77812b5e551fcdd16fc8bf1f15924a
MD5 hash:
6358349624524c778b178716690c3ed0
SHA1 hash:
a979d1ebde41000c2f967749cb7da793f3d893d4
Link:
https://www.unpac.me/results/dc9a33e2-badb-4670-bf58-76082b315509/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/2d85d471ad1d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.83
Link:
https://yomi.yoroi.company/submissions/2d85d471ad1d32fccd8a586d9c7a960d0a77812b5e551fcdd16fc8bf1f15924a

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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
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.

Malspam

AgentTesla

Executable exe 2d85d471ad1d32fccd8a586d9c7a960d0a77812b5e551fcdd16fc8bf1f15924a

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/214980/

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