MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1504fce43be595d24f0694bf5fbf54c618cf3b0f4fdd5d876c200ef62894bb6. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d1504fce43be595d24f0694bf5fbf54c618cf3b0f4fdd5d876c200ef62894bb6
SHA3-384 hash: dee0cf125713976fcd8761e61a22010e0629f1d455ec21b1a5238596c38666730f014f3e1826f674067048d06c4d6563
SHA1 hash: dac1e276eb69cc68adfd310d94d3f634426df7eb
MD5 hash: 7df27f19e12e3f9ff1298c48dca15d56
humanhash: wolfram-failed-oxygen-fourteen
File name:Dekont1.pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:19'968 bytes
First seen:2022-05-06 15:57:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 384:kZ3+rA55d94Vzff1p5KGQxy7d7MU3Yf7:kt+rAUv7OYYf7
Threatray 16'242 similar samples on MalwareBazaar
TLSH T1A3922A81F78403F1DFBA037289636B5243239E96D256CF5A28D8609B4ED372156B3B33
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)
File icon (PE):PE icon
dhash icon d0d8ac94bcb4bc8c (5 x SnakeKeylogger, 4 x Formbook, 1 x AgentTesla)
Reporter abuse_ch
Tags:AgentTesla exe geo Telegram TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
268
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Dekont1.pdf.exe
Verdict:
Malicious activity
Analysis date:
2022-05-06 17:27:22 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/ecd3c950-9661-4915-8341-a1103bf4b3eb

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/269121/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
DNS request
Running batch commands
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/627545a0be0219041a754f2f/reports/475789d5-56d7-4a82-8dac-6cc6fa0a60e6/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:
Suspicious
Link:
https://analyze.intezer.com/analyses/6a5294f0-77b3-4e2a-b1f6-c6577aca01fb
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/989175
Signature
.NET source code contains potential unpacker
Found malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
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
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 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 / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 621667 Sample: Dekont1.pdf.exe Startdate: 06/05/2022 Architecture: WINDOWS Score: 100 51 api.telegram.org 2->51 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Multi AV Scanner detection for submitted file 2->73 75 8 other signatures 2->75 8 Dekont1.pdf.exe 16 7 2->8         started        12 Tbltg.exe 14 3 2->12         started        15 Tbltg.exe 3 2->15         started        signatures3 process4 dnsIp5 53 cdn.discordapp.com 162.159.129.233, 443, 49750 CLOUDFLARENETUS United States 8->53 41 C:\Users\user\AppData\Roaming\...\Tbltg.exe, PE32 8->41 dropped 43 C:\Users\user\...\Tbltg.exe:Zone.Identifier, ASCII 8->43 dropped 45 C:\Users\user\AppData\...\Dekont1.pdf.exe.log, ASCII 8->45 dropped 17 InstallUtil.exe 14 2 8->17         started        21 InstallUtil.exe 8->21         started        23 cmd.exe 1 8->23         started        55 162.159.130.233, 443, 49759, 49760 CLOUDFLARENETUS United States 12->55 77 Multi AV Scanner detection for dropped file 12->77 79 Machine Learning detection for dropped file 12->79 25 cmd.exe 12->25         started        27 cmd.exe 15->27         started        file6 signatures7 process8 dnsIp9 47 api.telegram.org 149.154.167.220, 443, 49758, 49769 TELEGRAMRU United Kingdom 17->47 49 192.168.2.1 unknown unknown 17->49 57 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->57 59 Tries to steal Mail credentials (via file / registry access) 17->59 61 Tries to harvest and steal ftp login credentials 17->61 67 2 other signatures 17->67 63 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 21->63 65 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 21->65 29 conhost.exe 23->29         started        31 timeout.exe 1 23->31         started        33 conhost.exe 25->33         started        35 timeout.exe 25->35         started        37 conhost.exe 27->37         started        39 timeout.exe 27->39         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d1504fce43be595d24f0694bf5fbf54c618cf3b0f4fdd5d876c200ef62894bb6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-06 15:58:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2fie7tsdxzmv2jhqnff7l67vjrqyz45q6t65lwdwyiao6yujjo3a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
31974a19ae09f65adfb2b422558e32e598bf9b84ab6a37c58ffe9be073f29b5f
AgentTesla
3396abe1bfc811d184237b9804385c945721da04e83f08054d9aeb772016df90
AgentTesla
9eeac4773d7f0e7f4303baed25c04f0b138e55f9fa7e7c718e3e6599a2e41513
AgentTesla
e9bd3df24e3beacf41ddecf97a34c5cfdd696ad9d58e3fbe79dbea8f88487ad5
AgentTesla
ec1a1f01cac9874499e10498d596a85202bf1cc0d51531211a0f658ca1778508
AgentTesla
+ 16'232 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220506-teg1gacggk/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5185199605:AAE85OterEwOD4D7BjMwgZ4ASO8LJiPHdEs/sendDocument
Unpacked files
SH256 hash:
d1504fce43be595d24f0694bf5fbf54c618cf3b0f4fdd5d876c200ef62894bb6
MD5 hash:
7df27f19e12e3f9ff1298c48dca15d56
SHA1 hash:
dac1e276eb69cc68adfd310d94d3f634426df7eb
Link:
https://www.unpac.me/results/6d214a0e-cdec-4f38-a253-979cdb4004e9/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d1504fce43be/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/d1504fce43be595d24f0694bf5fbf54c618cf3b0f4fdd5d876c200ef62894bb6

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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

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/269121/

Comments