MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4870d6753a5a0962512a60dad707fe92774feb952c3cc01a87c3a9979816822. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4870d6753a5a0962512a60dad707fe92774feb952c3cc01a87c3a9979816822
SHA3-384 hash: 89b32eef31243782de861a2f2de51045098c13102dbe428cc6b109ee0f2aaabf3fec721212b4e284ace20458c100b5b8
SHA1 hash: 47b9a0c30967bc86c013c75e7396e26783ba67f5
MD5 hash: a515a234d29dfae49ef392cc837ea324
humanhash: network-sweet-fix-sierra
File name:Urgent Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'038'336 bytes
First seen:2022-04-06 15:02:36 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 24576:x1GuyRlZpPIbWyWhgcRwF8ZIsOQ3X0RT8vLe:xIDIbWyWhgzFSlOKqQvL
Threatray 15'585 similar samples on MalwareBazaar
TLSH T1E42502A02960A597D7AA9B744CF3E674073C3FB6AD94C30E79B430DCBB757964812322
File icon (PE):PE icon
dhash icon d4aab2b2e8aa8ecc (4 x SnakeKeylogger, 2 x NanoCore, 1 x AZORult)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
237
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/261340/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Moving of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed update.exe
Link:
https://www.filescan.io/uploads/624dabc5db9ca5cf842dda65/reports/3ac786d9-6737-4bc4-a218-3e95f9cebfb6/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/2734bf77-0f0e-42a6-96ab-a1073ee6fb2e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/971786
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Malicious sample detected (through community Yara rule)
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)
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
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 / registry access)
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 dnsIp2 2 Behavior Graph ID: 604268 Sample: Urgent Order.exe Startdate: 06/04/2022 Architecture: WINDOWS Score: 100 49 us2.smtp.mailhostbox.com 2->49 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for dropped file 2->61 63 Antivirus / Scanner detection for submitted sample 2->63 65 13 other signatures 2->65 8 Urgent Order.exe 7 2->8         started        12 BGQJU.exe 4 2->12         started        14 BGQJU.exe 2->14         started        signatures3 process4 file5 37 C:\Users\user\AppData\RoaminglHLHNP.exe, PE32 8->37 dropped 39 C:\Users\user\...lHLHNP.exe:Zone.Identifier, ASCII 8->39 dropped 41 C:\Users\user\AppData\Local\...\tmp2392.tmp, XML 8->41 dropped 43 C:\Users\user\...\Urgent Order.exe.log, ASCII 8->43 dropped 67 Adds a directory exclusion to Windows Defender 8->67 69 Injects a PE file into a foreign processes 8->69 16 Urgent Order.exe 2 5 8->16         started        21 powershell.exe 25 8->21         started        23 schtasks.exe 1 8->23         started        71 Antivirus detection for dropped file 12->71 73 Multi AV Scanner detection for dropped file 12->73 75 Machine Learning detection for dropped file 12->75 25 powershell.exe 12->25         started        signatures6 process7 dnsIp8 45 us2.smtp.mailhostbox.com 208.91.199.223, 49785, 49798, 587 PUBLIC-DOMAIN-REGISTRYUS United States 16->45 47 192.168.2.1 unknown unknown 16->47 33 C:\Users\user\AppData\Roaming\...\BGQJU.exe, PE32 16->33 dropped 35 C:\Users\user\...\BGQJU.exe:Zone.Identifier, ASCII 16->35 dropped 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->51 53 Moves itself to temp directory 16->53 55 Tries to steal Mail credentials (via file / registry access) 16->55 57 3 other signatures 16->57 27 conhost.exe 21->27         started        29 conhost.exe 23->29         started        31 conhost.exe 25->31         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4870d6753a5a0962512a60dad707fe92774feb952c3cc01a87c3a9979816822/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-04 15:11:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsdq2z2tuwqjmjisuyg224d75etxj7vzklb4yanipq5js6mbnara._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1f159a90cc9a8c72b6f966bb9faf9c7efedcccb3550345b63c9ecbe844d64403
AgentTesla
3e623a7b134fd08addeb0a34fefbf9fce20e69b422ae17273e5273d3fc73ba9a
AgentTesla
75362408bfa8983f5296993d1f92904b6c8cd6e334807bc0d09f61cebbefd787
AgentTesla
8d133af231eb501946982af0b75fead80104cf1c12b2eb16ded3f8cdbc066053
AgentTesla
997777103beb79d540fe2d758c2183107f3468889f9bc1d96bfd08db19dbb9c8
AgentTesla
a0732064020bdb099cd5948a0caefadc8491e45bc6dcc98c57566033f520f09b
AgentTesla
ad42e638f96ae99772ba92d8cd8a8f2ba158e23c57e446049f5a784d60469306
AgentTesla
+ 15'575 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220406-se329sebe6/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
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:
df3fffa92e5c6881696862ae6a2a40765867b7bf86f01c8983ef6904afc54dac
MD5 hash:
b2103452eaab3af24c75c946de5aaabc
SHA1 hash:
d8ef2acbe27fc710f0cd763355139f87300be9da
Link:
https://www.unpac.me/results/79ff99d9-a455-4bb6-99c0-3e16a74816e0/
SH256 hash:
152bb7d033e022512579582bbb52cad8d822a9e809f33ade49680be92f44722b
MD5 hash:
56488cb0a9cd19adff35dada1a3b4f31
SHA1 hash:
50d0c9d93dda2888ebe41d070984311d5cbebc0b
Link:
https://www.unpac.me/results/79ff99d9-a455-4bb6-99c0-3e16a74816e0/
SH256 hash:
6ef2fab4f33d1ce34eaac5f2972e3a655d86b4345d42c5711283a283de2d8390
MD5 hash:
bf31276e939995e6057f3012a0a036ac
SHA1 hash:
1444e2d876852d2f0b26deab50dd825ff673bd47
Link:
https://www.unpac.me/results/79ff99d9-a455-4bb6-99c0-3e16a74816e0/
SH256 hash:
71764eb60a83a17343af4a26bf3ec546c5ee08454722233fd5cf59693327b1a4
MD5 hash:
bfcf754fb9acba752f79f44817b7be23
SHA1 hash:
01af19456b6f97790973d0d67a97ecc362ab7aed
Link:
https://www.unpac.me/results/79ff99d9-a455-4bb6-99c0-3e16a74816e0/
SH256 hash:
b4870d6753a5a0962512a60dad707fe92774feb952c3cc01a87c3a9979816822
MD5 hash:
a515a234d29dfae49ef392cc837ea324
SHA1 hash:
47b9a0c30967bc86c013c75e7396e26783ba67f5
Link:
https://www.unpac.me/results/79ff99d9-a455-4bb6-99c0-3e16a74816e0/
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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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 b4870d6753a5a0962512a60dad707fe92774feb952c3cc01a87c3a9979816822

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/261340/

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