MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 df8591cd992c872a9f859d2fdd8fcd8ef6d1860fa7d8a636f620eedb0a013bf3. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: df8591cd992c872a9f859d2fdd8fcd8ef6d1860fa7d8a636f620eedb0a013bf3
SHA3-384 hash: e3319fefda5cc4632fd4d05767689cbd511b8139b646ad7e3d6c650f900a8ed6610e4e021692000356dd49b850bcc1ee
SHA1 hash: 6199052fc919bdf2761f705e4a159fb7191c49c4
MD5 hash: 3df5f7c593f8159040c8b759b3fb3a43
humanhash: california-river-failed-cardinal
File name:PO47986589988.bat
Download: download sample
Signature AgentTesla
Create hunting rule
File size:587'776 bytes
First seen:2022-11-06 13:38:45 UTC
Last seen:2022-11-06 15:53:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 6144:LTcTOfJSqRwyQUD4gJiCinslrczPgdVEe6ZbqIqjC43qfAtooPY1+m6jsHgH:LTEOf7RwBiSCPlrcbgd6JqEgqfigSk+
TLSH T1EFC412092B9B3727C05E097B5EA3449427F457479879E7DBACCB13C08FD69EC8B82462
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter 0xToxin
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
190
Origin country :
IL IL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO47986589988.bat
Verdict:
Malicious activity
Analysis date:
2022-11-06 13:41:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6fd074dd-5be4-4da7-b550-cecbe0479410

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/329448/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.DSM.gen.Eldorado.28173.18742.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Running batch commands
Launching a process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6367b8f815611f8d8bf92e0b/reports/7a4ccd53-cd1b-43da-985a-038233d6b8bc/overview
Result
Verdict:
UNKNOWN
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/b2d70384-1299-489c-9684-f784fb8e8594
Result
Threat name:
AgentTesla, DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1106601
Signature
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected AgentTesla
Yara detected DarkTortilla Crypter
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 739265 Sample: PO47986589988.bat.exe Startdate: 06/11/2022 Architecture: WINDOWS Score: 100 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for dropped file 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 5 other signatures 2->49 7 PO47986589988.bat.exe 15 3 2->7         started        process3 dnsIp4 41 www.google.com 142.250.203.100, 443, 49685 GOOGLEUS United States 7->41 31 C:\Users\user\...\PO47986589988.bat.exe.log, ASCII 7->31 dropped 51 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->51 12 cmd.exe 1 7->12         started        15 cmd.exe 3 7->15         started        file5 signatures6 process7 file8 53 Uses ping.exe to sleep 12->53 55 Uses ping.exe to check the status of other devices and networks 12->55 18 PING.EXE 1 12->18         started        21 conhost.exe 12->21         started        23 reg.exe 1 1 12->23         started        33 C:\Users\user\AppData\Roaming\czVFSB.exe, PE32 15->33 dropped 35 C:\Users\user\...\czVFSB.exe:Zone.Identifier, ASCII 15->35 dropped 25 PING.EXE 1 15->25         started        27 conhost.exe 15->27         started        29 PING.EXE 1 15->29         started        signatures9 process10 dnsIp11 37 127.0.0.1 unknown unknown 18->37 39 192.168.2.1 unknown unknown 25->39
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/df8591cd992c872a9f859d2fdd8fcd8ef6d1860fa7d8a636f620eedb0a013bf3/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-11-06 13:12:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
25 of 42 (59.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=36czdtmzfsdsvh4ftux53d6nr33ndbqpu7mkmnxwedxnwcqbhpzq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/221106-qxyjdsfhcn/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Adds Run key to start application
Executes dropped EXE
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/aca709eb-078e-4923-9de0-ac143a6ad629
Unpacked files
SH256 hash:
df8591cd992c872a9f859d2fdd8fcd8ef6d1860fa7d8a636f620eedb0a013bf3
MD5 hash:
3df5f7c593f8159040c8b759b3fb3a43
SHA1 hash:
6199052fc919bdf2761f705e4a159fb7191c49c4
Link:
https://www.unpac.me/results/b714a640-e46b-4757-826c-56d57abe4b0e/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/df8591cd992c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/df8591cd992c872a9f859d2fdd8fcd8ef6d1860fa7d8a636f620eedb0a013bf3

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: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 df8591cd992c872a9f859d2fdd8fcd8ef6d1860fa7d8a636f620eedb0a013bf3

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/329448/

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