MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced
SHA3-384 hash: 2f299cc9cab838a88683d58205382b282a5711f05ad1d8f485622fc5f5759a1884abf353fbbb02f0d6e8be4bd8211ed5
SHA1 hash: 5eed1381407b382bff3cafdd846574487f34c68d
MD5 hash: 580374153abe23627577f1ec72eee376
humanhash: spaghetti-december-harry-purple
File name:SecuriteInfo.com.Win32.PWSX-gen.3683.17636
Download: download sample
Signature AgentTesla
Create hunting rule
File size:668'160 bytes
First seen:2023-11-20 02:19:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:8h361h61EWG+kacN/e2wlR2nX9KoAtPCGDLbkHLKxn6VlapogCgyUVR6Ww9I61:8cY7GTK2nXUvtPNLIM6VlXgCLmYWwD
TLSH T133E423B43BC003BFC6D25DF22866B15E13F7BA9A9C73D54A6C8170DA4DE2F4A15014AB
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon c4c6dcccecf8b4b8 (12 x AgentTesla, 3 x Formbook, 2 x RemcosRAT)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
319
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.3683.17636
Verdict:
Malicious activity
Analysis date:
2023-11-20 02:23:27 UTC
Tags:
stealer
Link:
https://app.any.run/tasks/ef889aa8-ff96-4262-bdcf-a0bef8022d9c

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/459192/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Win32.PWSX-gen.3683.17636.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e8054230-26d3-4bc7-a99b-5170abb902bf
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1344886
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry 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 dnsIp2 2 Behavior Graph ID: 1344886 Sample: SecuriteInfo.com.Win32.PWSX... Startdate: 20/11/2023 Architecture: WINDOWS Score: 100 31 mail.tecnosilos.com.py 2->31 33 tecnosilos.com.py 2->33 37 Multi AV Scanner detection for domain / URL 2->37 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 10 other signatures 2->43 8 ONwCdZRKUFWSTV.exe 4 2->8         started        11 SecuriteInfo.com.Win32.PWSX-gen.3683.17636.exe 6 2->11         started        signatures3 process4 dnsIp5 45 Antivirus detection for dropped file 8->45 47 Multi AV Scanner detection for dropped file 8->47 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->49 57 2 other signatures 8->57 15 schtasks.exe 1 8->15         started        35 tecnosilos.com.py 51.222.47.76, 49708, 49710, 49712 OVHFR France 11->35 27 C:\Users\user\AppData\...\ONwCdZRKUFWSTV.exe, PE32 11->27 dropped 29 C:\Users\user\AppData\Local\...\tmpA78D.tmp, XML 11->29 dropped 51 Tries to steal Mail credentials (via file / registry access) 11->51 53 Uses schtasks.exe or at.exe to add and modify task schedules 11->53 55 Adds a directory exclusion to Windows Defender 11->55 17 powershell.exe 23 11->17         started        19 schtasks.exe 1 11->19         started        file6 signatures7 process8 process9 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-20 01:04:54 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xqn7xo77n3reio4dtktnj7ftf5gqz7u7hfnvgs2miyuiy6rbvtwq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231120-css68aeb9x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/a62122d6-e71d-455d-9297-e8ad8d40b4f7/
SH256 hash:
01f38bb4dc7f1787a239efdc7352a89b75c963bcb8227c347654879108330b9f
MD5 hash:
b1a6cdf7a2dd47e5972db92038455bcf
SHA1 hash:
b81f5c89e596726159a6b8f9915980466eeeedd6
Link:
https://www.unpac.me/results/a62122d6-e71d-455d-9297-e8ad8d40b4f7/
SH256 hash:
cacd95519fa97186b8f2a476e2178db1ff112fbebd9bde225596d9391d24e030
MD5 hash:
3ee059c5ee32dec9ea95b369cd10733e
SHA1 hash:
96680daa0b5018e924be382302fa42867ec3f9b3
Link:
https://www.unpac.me/results/a62122d6-e71d-455d-9297-e8ad8d40b4f7/
SH256 hash:
c58879ead61e88ff1f4fe6aab22cb61a9906b6603ece52211c24b0a4892cf8f4
MD5 hash:
8242a64e8c935da3a112ba80675e0c02
SHA1 hash:
8e53aea622b8f065a0a5e545e5cf091dbefdd955
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
Link:
https://www.unpac.me/results/a62122d6-e71d-455d-9297-e8ad8d40b4f7/
SH256 hash:
bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced
MD5 hash:
580374153abe23627577f1ec72eee376
SHA1 hash:
5eed1381407b382bff3cafdd846574487f34c68d
Link:
https://www.unpac.me/results/a62122d6-e71d-455d-9297-e8ad8d40b4f7/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bc1bfbbbff6e/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/bc1bfbbbff6ee2443b839aa6d4fcb32f4d0cfe9f395b534b4c46288c7a21aced

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

Cape
Cape
https://www.capesandbox.com/analysis/459192/

Comments