MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f931f1b6e3477b555166866765469c847f7c1ba547a8a0f136720db24310bc3b. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f931f1b6e3477b555166866765469c847f7c1ba547a8a0f136720db24310bc3b
SHA3-384 hash: 859e4569b5b855acd0da3a7f375aeb7c43be76ed8e675de7b6ec57532b66db064ac603a0fd713a6f5f9cb9e6848e9aff
SHA1 hash: 7bc3f9a6c36602a5e524a15651fc1a6752780705
MD5 hash: 1fbbd64cbddcab3975565020602ee5e7
humanhash: angel-victor-alaska-dakota
File name:RFQ#ContractProposal.PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:472'576 bytes
First seen:2021-09-24 10:39:16 UTC
Last seen:2021-09-24 18:19:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:qbA6o/KSkm6YU9IP6Hv+PBZuXrSNRIvp3hmp5EQhYFIsUx+P/96TP3/05xJtHHNr:RkmUqP67YbhTq9wP3gBFkjbqpLBiJXA
Threatray 5 similar samples on MalwareBazaar
TLSH T1E9A4BF36170FFDC6FF6A0D78C41029750DEF294B436095E8FBC9268AA09A514DEBB871
File icon (PE):PE icon
dhash icon b3b3b371716b93b3 (25 x CryptOne, 12 x RemcosRAT, 6 x RedLineStealer)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
189
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ#ContractProposal.PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-09-24 10:42:07 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1cdcdb3d-0d7b-423b-9fba-06f1f91ce75d

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/191144/
Detection(s):
SecuriteInfo.com.Trojan.Mardom.MN.14.7.21692.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/97a898f1-5a29-43a1-a66d-0b0c6c27f1e3
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/857300
Signature
Antivirus / Scanner detection for submitted sample
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Uses an obfuscated file name to hide its real file extension (double extension)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 489732 Sample: RFQ#ContractProposal.PDF.exe Startdate: 24/09/2021 Architecture: WINDOWS Score: 68 23 ic-54113400-0a7b2f-windowsupdate48.s.loris.llnwd.net 2->23 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Uses an obfuscated file name to hide its real file extension (double extension) 2->31 33 2 other signatures 2->33 8 RFQ#ContractProposal.PDF.exe 1 2->8         started        signatures3 process4 process5 10 powershell.exe 8->10         started        13 powershell.exe 70 8->13         started        15 powershell.exe 8->15         started        dnsIp6 25 192.168.2.1 unknown unknown 10->25 17 conhost.exe 10->17         started        19 conhost.exe 13->19         started        21 conhost.exe 15->21         started        process7
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f931f1b6e3477b555166866765469c847f7c1ba547a8a0f136720db24310bc3b/
Threat name:
ByteCode-MSIL.Trojan.Mardom
Create hunting rule
Status:
Malicious
First seen:
2021-09-24 02:15:55 UTC
AV detection:
22 of 45 (48.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7ey7dnxdi55vkulgqztwkru4qr7xyg5fi6ukb4jwoig3eqyqxq5q._file
Verdict:
malicious
Similar samples:
19f7f97c17580f22d17edc3e01639286a09eb587863dd298aebee46125bf5307
AgentTesla
7d6bdb0d30defb27ebfb460ab164507786c453edac69c31627463cde320b8906
AgentTesla
80f3bf50c263f1b6c9144d4fe7871dd4fcc5650deaabb71fd58994acce28d154
AgentTesla
8b630a14b747cf4ab2964814a0ffe646e25e7301f4eabe2e3a93b60ed7090875
AgentTesla
99e4750c775bb7e8406a3ee86e62af83c36139a8090bb621b167d2b224a872be
AgentTesla
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210924-mqm8asgfgj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
26fa4e3137f3e1cb6a29f0b8b3f4ba87270d3dcb73e0d48b774c635e136b06e7
MD5 hash:
2f556841d182fd643a0b0bb46a0eaa04
SHA1 hash:
d1d214b07f5fa27ff6a2a2a9ed4bce646a1c2cd0
Link:
https://www.unpac.me/results/0e2b3894-8cc0-4de2-8666-7f219379767e/
SH256 hash:
f931f1b6e3477b555166866765469c847f7c1ba547a8a0f136720db24310bc3b
MD5 hash:
1fbbd64cbddcab3975565020602ee5e7
SHA1 hash:
7bc3f9a6c36602a5e524a15651fc1a6752780705
Link:
https://www.unpac.me/results/0e2b3894-8cc0-4de2-8666-7f219379767e/
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/f931f1b6e3477b555166866765469c847f7c1ba547a8a0f136720db24310bc3b

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: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: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 f931f1b6e3477b555166866765469c847f7c1ba547a8a0f136720db24310bc3b

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/191144/

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