MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942
SHA3-384 hash: 892ee22a9583851a2ae38305a660c8f7e948f583603c53bfd73de96423d8ab0709471295265af9aa3485c635ffcbeea4
SHA1 hash: 856acf8a31d26b5c74f2ed76d980940acd1c1aaf
MD5 hash: ec557e055c31db611a0eca2e46506e01
humanhash: sixteen-arizona-pennsylvania-edward
File name:DEBIT NOTE.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:673'792 bytes
First seen:2021-11-24 08:31:09 UTC
Last seen:2021-11-24 10:41:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'753 x AgentTesla, 19'658 x Formbook, 12'249 x SnakeKeylogger)
ssdeep 12288:zA+2c/o7Y7u5y3uF5J9a9EpcN8pO0P7r9r/+pppppppppppppppppppppppppppv:sJc/fg62e8X1q
Threatray 12'963 similar samples on MalwareBazaar
TLSH T14AE48C81E5C591A4FC7AEB702976DC740223BDEDE870A49DE8DD3D273BFB6924420462
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4f0cc (241 x AgentTesla, 65 x Loki, 41 x Formbook)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
123
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DEBIT NOTE.exe
Verdict:
Malicious activity
Analysis date:
2021-11-24 08:32:50 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/272c94ee-71ad-467f-8437-378305d2199a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.BackDoor.SpyBotNET.25.18700.15853.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP 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
Creating a file
Searching for synchronization primitives
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi obfuscated packed strictor
Link:
https://www.filescan.io/uploads/619df886b71ceed4152e38ed/reports/859a5375-097e-4f1f-bb47-5185b3eef820/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dc81ba96-8e1d-4d3c-842b-d7810e3623d2
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/895232
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
Found malware configuration
Injects a PE file into a foreign processes
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: Suspicius Add Task From User AppData Temp
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 527710 Sample: DEBIT NOTE.exe Startdate: 24/11/2021 Architecture: WINDOWS Score: 100 25 Found malware configuration 2->25 27 Multi AV Scanner detection for dropped file 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 10 other signatures 2->31 7 DEBIT NOTE.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\UrPVSZLs.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmpC09C.tmp, XML 7->21 dropped 23 C:\Users\user\AppData\...\DEBIT NOTE.exe.log, ASCII 7->23 dropped 33 Writes to foreign memory regions 7->33 35 Allocates memory in foreign processes 7->35 37 Injects a PE file into a foreign processes 7->37 11 RegSvcs.exe 2 7->11         started        13 schtasks.exe 1 7->13         started        signatures5 process6 process7 15 dw20.exe 22 6 11->15         started        17 conhost.exe 13->17         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-24 01:43:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
46
AV detection:
25 of 28 (89.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rohu6pbnbvqp4wfzewctkkwotao7e32mi5x5lhylwy25tnivrfba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
363de4e060c67ac8f0ecbc4b5bef9768a561e6c95dc26872a0c6258e9f3f71dc
AgentTesla
755f9880585db4240c8f03cbbc99cbf6c174e33a62ed3130488633ea232c8924
AgentTesla
80c4f287136c2fef0b36fdc744f31bc4e6e1b2ad7185e5074ea655f00e1e170d
AgentTesla
8c7b2a9de0c292079954b1a378f65f5bfd81c5fda14304c4dac51271f7af50a5
AgentTesla
b22cde1e2d6bc7eb7dd54d804083f7286607668cce5d965ecdaedeb78ff8c08a
AgentTesla
decea99e89d160b5656fdc941441eae35a1f81f32d423f7d444703944c3f9f98
AgentTesla
ec810bf129f8acc2ddd94e9761c34bdf7a071dd8041a4f74e410524eb9be8a6f
AgentTesla
+ 12'953 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/211124-kfa4waccbl/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
8faf4f8d1001ea043b564afde4c2be9d8e0ceac310879ec57a71037c6bc34f74
MD5 hash:
eab295dd0af884bc86179a605ef3d2c6
SHA1 hash:
c9d97aef5180be3ce8d5cfb20a6b510dd4b38a0a
Link:
https://www.unpac.me/results/7ea33a55-bbf6-4164-9371-ab70e08ce27c/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/7ea33a55-bbf6-4164-9371-ab70e08ce27c/
SH256 hash:
24d6dd1a78f97343cb4c98206c426d0bc798c43b2d80feb3b4274fd6f076f3fb
MD5 hash:
e42a413b7f15998b467debf0f1ccc0f0
SHA1 hash:
292425eb2e9eeecd642c9173450341c1458193cb
Link:
https://www.unpac.me/results/7ea33a55-bbf6-4164-9371-ab70e08ce27c/
SH256 hash:
8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942
MD5 hash:
ec557e055c31db611a0eca2e46506e01
SHA1 hash:
856acf8a31d26b5c74f2ed76d980940acd1c1aaf
Detections:
win_cannon_auto
Create hunting rule
Link:
https://www.unpac.me/results/7ea33a55-bbf6-4164-9371-ab70e08ce27c/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8b8f4f3c2d0d/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/8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942

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:dridex_halo_generated
Create hunting rule
Author:Halogen Generated Rule, Corsin Camichel
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_cannon_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

AgentTesla

Executable exe 8b8f4f3c2d0d60fe58b92585352ace981df26f4c476fd59f0bb635d9b5158942

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/208894/

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