MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9149cf95959a068da5124ff980283c61e58cf6ca8458684a2400283362f4ab43. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9149cf95959a068da5124ff980283c61e58cf6ca8458684a2400283362f4ab43
SHA3-384 hash: 524143a1ca9316bc832e8e2789fa7b54dc53584801b1304a37e5a25faa1fed1709d80e424e1123bfcbd183eef00dedef
SHA1 hash: c6027ea8f97c69df918d7b5da1280c63e43ed376
MD5 hash: c9bb6582094cd5caaa3e3af274c87aa3
humanhash: apart-white-papa-failed
File name:PO#.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:948'736 bytes
First seen:2021-04-06 11:46:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:v1KCwtCEBouNxpeFGY/xM7vBOv/57Id8:v/wwEBoaYS107IK
Threatray 3'709 similar samples on MalwareBazaar
TLSH D815D0423245DC9AD04319F248AFD5205178FDCE9523CB0E2B46BB1661E774E2CEBB9E
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO#.exe
Verdict:
Malicious activity
Analysis date:
2021-04-06 11:50:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/59703784-e34a-4a19-aae6-bdea79b63ddd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/132650/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP 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
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
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:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/667487
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 382673 Sample: PO#.exe Startdate: 06/04/2021 Architecture: WINDOWS Score: 100 26 api.telegram.org 2->26 30 Found malware configuration 2->30 32 Multi AV Scanner detection for dropped file 2->32 34 Sigma detected: Scheduled temp file as task from temp location 2->34 36 9 other signatures 2->36 8 PO#.exe 6 2->8         started        signatures3 process4 file5 20 C:\Users\user\AppData\...\bvmfkeyZtLIgNS.exe, PE32 8->20 dropped 22 C:\Users\user\AppData\Local\...\tmp3A92.tmp, XML 8->22 dropped 24 C:\Users\user\AppData\Local\...\PO#.exe.log, ASCII 8->24 dropped 38 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->38 40 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->40 42 Uses schtasks.exe or at.exe to add and modify task schedules 8->42 44 2 other signatures 8->44 12 PO#.exe 15 8 8->12         started        16 schtasks.exe 1 8->16         started        signatures6 process7 dnsIp8 28 api.telegram.org 149.154.167.220, 443, 49744 TELEGRAMRU United Kingdom 12->28 46 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->46 48 Tries to steal Mail credentials (via file access) 12->48 50 Tries to harvest and steal ftp login credentials 12->50 52 2 other signatures 12->52 18 conhost.exe 16->18         started        signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9149cf95959a068da5124ff980283c61e58cf6ca8458684a2400283362f4ab43/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-04-06 03:27:21 UTC
AV detection:
26 of 48 (54.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sfe47fmvtidi3jisj74yakb4mhsyz5wkqrmgqsreaaudgyxuvnbq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1ef7984487fc42d24d095dece8749226ca420e33da25106a6ad1915a6f082a8b
AgentTesla
23eb242e4f23685da9d82fba572f068eb1ba1ea55f20bde41f30bd180e5688fd
AgentTesla
24a014a86dd35d81185598927f6b6638c314e051845d72e156b8123226e39afe
AgentTesla
623ab88a210b7f8a23e44a6807966f5597168f4c8907706771c772fbee30d4e3
AgentTesla
6ba8c40649c6be2f68bcf24452060cc9f8d6df91db26ec889b1e57481fab55dd
AgentTesla
80027a51f615b2eb637b672f5560e083d2ba43f61e01ca28a2c591d6376dd9b3
AgentTesla
8162cf6f133e3ca6b1d746392a3dea17cc8089a1cc8f46ea6dd8ad30567633f8
AgentTesla
c5f064df304184942a8f7c5141a5eadc527d22122ab8d4135e8cf40025c7a879
AgentTesla
ccaed6d340b8a3072f1c577047ad975f0678128f4a0516cb40b8acb327037bc0
AgentTesla
eed201f6b8c3196b4389e553c12dc2a298dbe1e6decefc94873a25560d71365c
AgentTesla
+ 3'699 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/210406-n6wv5pqyxe/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot1617573926:AAHNsFP1OMw1hdG4MptOqkYtuw7UzEZ22WU/sendDocument
Unpacked files
SH256 hash:
5eb9a2508a37621cbc5eafa1752697728d11c6f7078e6e7fa21ac862706feb34
MD5 hash:
e0f8dab2b1c7c44a46c9a647df5cc5df
SHA1 hash:
ebd122b03bcd2fbe67ae26374a862927e915193a
Link:
https://www.unpac.me/results/039a5bf6-c84c-4db9-8e41-68f18a890b34/
SH256 hash:
5506897e09740d05f06d878ac764a09314c1c6a5e3c6a83a6f64155721e99488
MD5 hash:
acd778ffee83a0b3def5abf0bc35520d
SHA1 hash:
a66bd8fc1e59e549f4d573183ba9202e28037ec8
Link:
https://www.unpac.me/results/039a5bf6-c84c-4db9-8e41-68f18a890b34/
SH256 hash:
fdccaed76f7279e6b8cc1579dadeed03fa1b8d1adcdfbcac585a68da168366d5
MD5 hash:
8b603b23caf00139206f293eb741a9f0
SHA1 hash:
1cc90aec7ce07b13930fe0c088fe3cd155b3ea07
Link:
https://www.unpac.me/results/039a5bf6-c84c-4db9-8e41-68f18a890b34/
SH256 hash:
9149cf95959a068da5124ff980283c61e58cf6ca8458684a2400283362f4ab43
MD5 hash:
c9bb6582094cd5caaa3e3af274c87aa3
SHA1 hash:
c6027ea8f97c69df918d7b5da1280c63e43ed376
Link:
https://www.unpac.me/results/039a5bf6-c84c-4db9-8e41-68f18a890b34/
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/9149cf95959a068da5124ff980283c61e58cf6ca8458684a2400283362f4ab43

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:ach_AgentTesla_20200929
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information

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

Malspam

AgentTesla

zip f251cbf9dcc67103e2b79d9f9112c01ba928314f981a4a85c498b980b102bedd

AgentTesla

Executable exe 9149cf95959a068da5124ff980283c61e58cf6ca8458684a2400283362f4ab43

(this sample)

  
Dropped by
MD5 856fec2ff59dd088ed0feb377000549e
  
Dropped by
SHA256 f251cbf9dcc67103e2b79d9f9112c01ba928314f981a4a85c498b980b102bedd
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/132650/

Comments