MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c58a330c4bfd6d321a926efb813e95e2dfa291f3cf7c556b062f37953676ecb4. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c58a330c4bfd6d321a926efb813e95e2dfa291f3cf7c556b062f37953676ecb4
SHA3-384 hash: 8d0bd001f717475578f7c08d54b52bf23539d06596ba09fac33319a703fd9d73e8902d31bd7023fc8cf81e616cf3228d
SHA1 hash: 03799418f04842787635aa4ede4f69d7954e00ec
MD5 hash: bcf34b6767fc30472dd4374cbac2b88b
humanhash: network-stream-montana-moon
File name:SOA_APRIL2020.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'498'112 bytes
First seen:2020-05-26 04:34:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 24576:mtb20pkaCqT5TBWgNQ7a3QTg7LRuGXXKLKsGeTMcirX6VGDU1ZAv6A:TVg5tQ7a3QTg7tuGXATdAKIb5
Threatray 10'828 similar samples on MalwareBazaar
TLSH A565CF2223FD8267D37D51737A15B741BE7B782505A0B4FB2FB4093CA9211224E1E6AF
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Injector
Create hunting rule
Status:
Malicious
First seen:
2020-05-26 03:51:52 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
26 of 31 (83.87%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0f79f1474853b064ba7a5b967965ada4dc58c593bf82da850959f6eb7bd8f9ca
AgentTesla
10a594374e3751e758bf490955ed2651a25717209b5b65abe2d09997b27d9a74
AgentTesla
163ad84d7db148a5673e87d8134a699577c55518b6313a8ab81dc61fe0ca6eef
AgentTesla
4917103eef77ce8fd5beb88efd446180445e0ee6ac933f5e42443d3673d62bc8
AgentTesla
706c201e12bde06af9252749e2c7959fc53fcda81ae5d68702238de5a004a639
AgentTesla
79e8240fd549793837f5eb898894d88c154bc619a3b63cc0f54a0f54f2f066c4
AgentTesla
806f31221f182e4a97f68f267894aa671f18f5a8a112bf70ec1f64fd078b8000
AgentTesla
91e9077a43179d104c377cd05f553f3ec9f5e6833884cb1fec3f086d49c8baed
AgentTesla
b4b466b4a725b81e1c55ab312784a0a0e9c9bfaf352c032ea4d4b70f2f2e93a5
AgentTesla
dce3f8a3b325b5d9427cf729ec2dc7760d075d3acb3137078876522c8c39f812
AgentTesla
+ 10'818 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-jlhxvcs5qa/
Behaviour
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Drops file in Drivers directory
ServiceHost packer
AgentTesla Payload
AgentTesla
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

rar b50389d26647173daff1db234f5c1e457a6af697d05791465b026ac3c6d3ca96

AgentTesla

Executable exe c58a330c4bfd6d321a926efb813e95e2dfa291f3cf7c556b062f37953676ecb4

(this sample)

  
Dropped by
MD5 5a4f7535d1ffaceb816f036a2d1bb889
  
Dropped by
SHA256 b50389d26647173daff1db234f5c1e457a6af697d05791465b026ac3c6d3ca96
  
Delivery method
Distributed via e-mail attachment

Comments