MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8522f9049a7481fbc38b843b9292b868df3e0ffc27f6b41f5d32a3ebfb9b952a. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8522f9049a7481fbc38b843b9292b868df3e0ffc27f6b41f5d32a3ebfb9b952a
SHA3-384 hash: 55c0fdfcb52b5877b1514697fd0b12f3de1c99a1ba7c0e98905bcb7cff4df1376fa72566d0cda89d39e7bb81a59f2d64
SHA1 hash: 9d6b34fb9db8179a4ffff3fe8eb560e22e4a434a
MD5 hash: f73ecfd37f6bc204902a710946098e71
humanhash: solar-coffee-item-wisconsin
File name:8522f9049a7481fbc38b843b9292b868df3e0ffc27f6b41f5d32a3ebfb9b952a
Download: download sample
Signature AgentTesla
Create hunting rule
File size:925'184 bytes
First seen:2020-11-13 15:49:18 UTC
Last seen:2024-07-24 18:20:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:iGd4qIuUY0lW/+0d7dG1lFlWcYT70pxnnaaoawZlBa2LeS+trZNrI0AilFEvxHvW:eqd4MROxnFkaS6rZlI0AilFEvxHi4C
Threatray 26 similar samples on MalwareBazaar
TLSH F415BF013FADBD07C1BE2678B6731AC90BB8ED065092FB4E085851AD1DAFB01BD553A7
Reporter seifreed
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
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.
Result
Threat name:
Orcus
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/536527
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Contains functionality to disable the Task Manager (.Net Source)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Costura Assembly Loader
Yara detected Orcus RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8522f9049a7481fbc38b843b9292b868df3e0ffc27f6b41f5d32a3ebfb9b952a/
Threat name:
ByteCode-MSIL.Trojan.Orcusrat
Create hunting rule
Status:
Malicious
First seen:
2020-11-13 15:57:31 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qurpsbe2osa7xq4lqq5zfevyndpt4d74e73lih25gkr6x643suva._file
Verdict:
malicious
Similar samples:
05bb212dd186eaa7c2fa17ad094fd56f55fa203f488f1e150532aa23c86c9bf8
AgentTesla
0a724325d6c34ee680d393db2ab074eb37c5c9c1cd5985e51382d275d97daa10
AgentTesla
4e963b9768467dcf18787fe4b197a1b9efe76a2108cdf0f73c6f81407c6dca95
AgentTesla
53e4f5df0428b043d69593a2875bace25b99e5f2b9f7fc7630a4f8ef5b75251f
AgentTesla
74d6d0213855d53e4edad91ee620009558a9df2f6f925be9e81ba54df4b3b11d
AgentTesla
85b315f053164c0910b88178383f3271d8faef791d4cb35442f246c91bd80225
AgentTesla
8a80a506f1a921b1af4b1b3fd6d37737622a3fd75e10efb44da9956b590cd185
AgentTesla
966aa9010dcd3fdd35f00b995066013f1a686c4b8364cd5037b5eaed6f1140df
AgentTesla
9efca9fb9aadcdec3f3e23fda67899c67dda0d7178636a5691e15d6b62e01649
AgentTesla
b52960b7ce7ae8c007c59626859816296471b7810036baaa7b7b86c2cd6d6218
AgentTesla
+ 16 additional samples on MalwareBazaar
Result
Malware family:
orcus
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:orcus keylogger stealer
Link:
https://tria.ge/reports/201113-3s3p5t9x8s/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Unpacked files
SH256 hash:
8522f9049a7481fbc38b843b9292b868df3e0ffc27f6b41f5d32a3ebfb9b952a
MD5 hash:
f73ecfd37f6bc204902a710946098e71
SHA1 hash:
9d6b34fb9db8179a4ffff3fe8eb560e22e4a434a
Link:
https://www.unpac.me/results/ec08f8d2-d32a-4fee-81d1-f71105eda5bf/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Eldorado
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/8522f9049a7481fbc38b843b9292b868df3e0ffc27f6b41f5d32a3ebfb9b952a

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:MAL_BackNet_Nov18_1
Create hunting rule
Author:Florian Roth
Description:Detects BackNet samples
Reference:https://github.com/valsov/BackNet
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo

File information

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

  
Delivery method
Other

Comments