MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73884bc59571b3c7199849dcdfb8330b57435a822c320d1913eb990db842fbbf. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73884bc59571b3c7199849dcdfb8330b57435a822c320d1913eb990db842fbbf
SHA3-384 hash: db9d75509a5a3eeb2bfaf90824f9770e29167b914452ec4ce1ba6f79ac581f410446fed17eb22224b80d3cd27fba4c93
SHA1 hash: dfc6d7e834a7c8876e344843bd0e1f0941b192e3
MD5 hash: cbe4841442731d62fd7e0019e126fbcd
humanhash: uncle-football-single-spring
File name:oustanding invoices.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:547'840 bytes
First seen:2020-11-02 14:07:30 UTC
Last seen:2020-11-02 16:13:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:YnEcuIKCrXH0g6a1xYLyaDvlBTG5nwAIIN57lPf:YnvzK+96JmaDvlBTv+
Threatray 885 similar samples on MalwareBazaar
TLSH 2DC45BF89346E65BCD4F013FA84A3E21E28ADB66D6ED458543D4B03D17FD3096A9048F
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/81804/
Detection(s):
Sanesecurity.Rogue.0hr.20201031-0314.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/517828
Signature
.NET source code contains potential unpacker
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
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 AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 308017 Sample: oustanding invoices.exe Startdate: 02/11/2020 Architecture: WINDOWS Score: 100 26 Multi AV Scanner detection for dropped file 2->26 28 Sigma detected: Scheduled temp file as task from temp location 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 8 other signatures 2->32 7 oustanding invoices.exe 6 2->7         started        process3 file4 20 C:\Users\user\AppData\Roaming\kgBOlys.exe, PE32 7->20 dropped 22 C:\Users\user\AppData\Local\Temp\tmp53D.tmp, XML 7->22 dropped 24 C:\Users\user\...\oustanding invoices.exe.log, ASCII 7->24 dropped 10 schtasks.exe 1 7->10         started        12 vbc.exe 7->12         started        14 vbc.exe 7->14         started        16 3 other processes 7->16 process5 process6 18 conhost.exe 10->18         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/73884bc59571b3c7199849dcdfb8330b57435a822c320d1913eb990db842fbbf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-30 23:19:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ooeexrmvogz4ogmyjhon7obtbnlugwucfqza2git5omq3occ7o7q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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889e0f1a941a10d2d3db388eb426e8d9e6303a2d09419787e3d7916b6a7999e2
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b156d54df509f02bed378383dc278b7da2a6ba2db0846d4c1086a3196c5bd8db
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d5fa02045d60d623dacb74b1a719e571982f6a68ea7781c06f8d0ce104b98bd6
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eda8bfc1dfcc087cb1e4033a5730953c3af823e6c3a4f16e7c72f1c7963bb683
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fd8062e9977fd80b004b6dc3fd635aef07841b974c88ae1903ffaf3257a9fd35
AgentTesla
+ 875 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/201102-3438ypwgaj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Uses the VBS compiler for execution
AgentTesla
Unpacked files
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
Link:
https://www.unpac.me/results/4fbcaecc-64fb-4c57-939b-3c2d42168f2b/
SH256 hash:
53d7a482a1ddfc227d6b020cfd47d64054679b0063dcb5fe7855fe75e12ac0c3
MD5 hash:
89bd53d16d56e01dcce991c1cfad2525
SHA1 hash:
27da8fb09e3ea67763a59b6d302afec0a3744c13
Link:
https://www.unpac.me/results/4fbcaecc-64fb-4c57-939b-3c2d42168f2b/
SH256 hash:
e77923fe667122b2e364449ea917801a98799cd0ed7abb7936ecc1a000b8cfe1
MD5 hash:
1a70c7cdfeb453e7249335d963290119
SHA1 hash:
e9aec0a2c5b35118c336b719efbe8016918fdd43
Link:
https://www.unpac.me/results/4fbcaecc-64fb-4c57-939b-3c2d42168f2b/
SH256 hash:
73884bc59571b3c7199849dcdfb8330b57435a822c320d1913eb990db842fbbf
MD5 hash:
cbe4841442731d62fd7e0019e126fbcd
SHA1 hash:
dfc6d7e834a7c8876e344843bd0e1f0941b192e3
Link:
https://www.unpac.me/results/4fbcaecc-64fb-4c57-939b-3c2d42168f2b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/73884bc59571b3c7199849dcdfb8330b57435a822c320d1913eb990db842fbbf

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: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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/81804/

Comments