MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b96444a34c1d60e72a85f99ca30e1126927f6918627737e93cbbc60b2a57a6b4. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b96444a34c1d60e72a85f99ca30e1126927f6918627737e93cbbc60b2a57a6b4
SHA3-384 hash: 836679255ad17732a6ef23c7c648118528a0a535e53a2df60c0aff401bb66d2f5c696c92a25b2c6fd4a6ee71c79f3524
SHA1 hash: d5398c4e904f8fbefa4945bb6a5add4a68b31506
MD5 hash: 23f5c902019ccd9883a118e9453db6b0
humanhash: vermont-friend-grey-charlie
File name:COPIA DE PAGO BCP 07.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'064'960 bytes
First seen:2021-10-07 19:51:55 UTC
Last seen:2021-10-07 21:10:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:Xj50DDyL9pD3n+0S9OUFLZMOWnkkv7gd+IaW2L5asFy:zK+L7D3+14UFLZMPne+BLQsFy
Threatray 10'987 similar samples on MalwareBazaar
TLSH T13D35F6102295CA01D1B637F4D860CAF097656C55DA29C28B2DF1BEEF79B1B03CE11A9F
Reporter abuse_ch
Tags:AgentTesla ESP exe geo


Avatar
abuse_ch
AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:

Intelligence

File Origin
# of uploads :
2
# of downloads :
325
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
COPIA DE PAGO BCP 07.exe
Verdict:
Malicious activity
Analysis date:
2021-10-07 19:52:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/edc5e582-7ec4-4df5-98f2-d806d5c7df8c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/195960/
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.25.7526.20096.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
monero obfuscated packed
Link:
https://www.filescan.io/uploads/615f4fe6e3d213d202ba55fb/reports/ee3426ce-4d00-43f7-8988-d38b1de68454/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/49597275-e2b4-4aad-a5ab-6d69b40e20a1
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/866692
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Moves itself to temp directory
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)
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 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 signatures2 2 Behavior Graph ID: 499122 Sample: COPIA DE PAGO BCP 07.exe Startdate: 07/10/2021 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Yara detected AgentTesla 2->51 53 Yara detected AntiVM3 2->53 55 5 other signatures 2->55 7 COPIA DE PAGO BCP 07.exe 7 2->7         started        11 YYtJku.exe 5 2->11         started        13 YYtJku.exe 4 2->13         started        process3 dnsIp4 41 C:\Users\user\AppData\Local\...\tmp6302.tmp, XML 7->41 dropped 43 C:\Users\user\AppData\...\nkrlWujViwoE.exe, PE32 7->43 dropped 65 Injects a PE file into a foreign processes 7->65 16 COPIA DE PAGO BCP 07.exe 2 5 7->16         started        21 schtasks.exe 1 7->21         started        67 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->67 69 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->69 23 schtasks.exe 1 11->23         started        25 YYtJku.exe 2 11->25         started        47 192.168.2.1 unknown unknown 13->47 27 schtasks.exe 13->27         started        29 YYtJku.exe 13->29         started        file5 signatures6 process7 dnsIp8 45 us2.smtp.mailhostbox.com 208.91.199.225, 49831, 587 PUBLIC-DOMAIN-REGISTRYUS United States 16->45 37 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 16->37 dropped 39 C:\Users\user\...\YYtJku.exe:Zone.Identifier, ASCII 16->39 dropped 57 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->57 59 Moves itself to temp directory 16->59 61 Tries to steal Mail credentials (via file access) 16->61 63 3 other signatures 16->63 31 conhost.exe 21->31         started        33 conhost.exe 23->33         started        35 conhost.exe 27->35         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b96444a34c1d60e72a85f99ca30e1126927f6918627737e93cbbc60b2a57a6b4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-07 19:52:09 UTC
AV detection:
15 of 45 (33.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xfseji2mdvqookuf7gokgdqre2jh62iymj3tp2j4xpdawksxu22a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
20099b68fc7896261434a79ffe3398f80a268118b180dce7a7af8c9b7260ec58
AgentTesla
287560a61ca6e1a2793213f2633f6d10c0870926b0b0bf4478f66a9d407ef613
AgentTesla
5f063032c267a75842862b1d2bc53b4ac86fa73b1b657f5215c27e87bf04edba
AgentTesla
7d87ab47471995e965c8a938c94bfd7c64122f4f7d366e307945104f558d52df
AgentTesla
a8e657e9509e8b40cd8556efe224eb446003d179b27a7f24221662ce337087bc
AgentTesla
b431ce5dc4ecd3ca9efbce074bbe8c85602765dc2a8cf98cc3765f6298f71569
AgentTesla
c3acb232774db20367d5a91bafd417f52e2c0cdda98032e9d658a9dc16beeed9
AgentTesla
ce2c29bbd18352557dd6fb16e294265d66d8d13e6d0586ef8030bbeb28e0cc97
AgentTesla
f49a6933c633b7e84dc4bbac26e3cc3f025138626362f17b98c846daf1f21895
AgentTesla
+ 10'977 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/211007-yldzlsdbam/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
3035d0d43d3aea40865f297a9a7ff88efa67bda500e9532949a1a13fc777fc40
MD5 hash:
68f5fec830e3be787da4f83fa33ef6aa
SHA1 hash:
f2a62b612a4843a09e58540fd959b38c9fe344c8
Link:
https://www.unpac.me/results/1d04a60b-e810-498d-8f2e-69017fb93054/
SH256 hash:
d434e7cb4105d7e760a39a1a8a1306338b00fbd6507025d53e4c44ede73d3788
MD5 hash:
6613b992e916924c3f38a179bb9866ab
SHA1 hash:
cd5741f4d0a4685c5fd9c9e2e708bbf33ec1691a
Link:
https://www.unpac.me/results/1d04a60b-e810-498d-8f2e-69017fb93054/
SH256 hash:
bc054c4c21e44a19dd7fcc0d921e672a3fa0ef158515d244b27f6aa1f11ec438
MD5 hash:
7fd40669a8c7f6d40d253a4210290a55
SHA1 hash:
024d824f5ac8750bd5021ec4182b259a989c8700
Link:
https://www.unpac.me/results/1d04a60b-e810-498d-8f2e-69017fb93054/
SH256 hash:
b96444a34c1d60e72a85f99ca30e1126927f6918627737e93cbbc60b2a57a6b4
MD5 hash:
23f5c902019ccd9883a118e9453db6b0
SHA1 hash:
d5398c4e904f8fbefa4945bb6a5add4a68b31506
Link:
https://www.unpac.me/results/1d04a60b-e810-498d-8f2e-69017fb93054/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b96444a34c1d/report/overview.html
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/b96444a34c1d60e72a85f99ca30e1126927f6918627737e93cbbc60b2a57a6b4

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/195960/

Comments