MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40d553850d7d4185d1c42fab7cbdc0e37edb40d44d8ef6e1e94afb0d7095fd32. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40d553850d7d4185d1c42fab7cbdc0e37edb40d44d8ef6e1e94afb0d7095fd32
SHA3-384 hash: 0bb34080f0898541fbfcce019ce7a8dd80a5d1960d9766ea53d2b4f377a3bad382ba89a177e1cd77713803bf61cdffc4
SHA1 hash: e70f9955f1ee7e5af17b6571b95e7150c376cf07
MD5 hash: ab843a0e49ee67cf03098a8fc474d396
humanhash: winter-kitten-uncle-magazine
File name:payment slip.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:802'816 bytes
First seen:2022-04-04 08:15:10 UTC
Last seen:2022-04-04 12:55:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:4G8kABCFBqLKG5monfO3KiGyPWJwzf+D8vbVpr66gRgbaGpEO3Eteb27WmvYiwLu:Z8/BCFBqV0VGXJwSeq
Threatray 16'123 similar samples on MalwareBazaar
TLSH T16B05F7ADB2F0769FC86BC83289641C64FA607C67570BC207A017269D9D6D997CF243F2
Reporter cocaman
Tags:AgentTesla exe payment

Intelligence

File Origin
# of uploads :
5
# of downloads :
218
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/260399/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.29673.14411.9408.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Launching a process
Creating a file
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed update.exe
Link:
https://www.filescan.io/uploads/624aa944db9ca5cf8419de72/reports/502c17c1-cb19-4add-945d-47fa7654cf4c/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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/adccb588-3dce-4cf3-a6bd-55cf986af5ea
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/969810
Signature
.NET source code contains very large array initializations
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the hosts 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 detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40d553850d7d4185d1c42fab7cbdc0e37edb40d44d8ef6e1e94afb0d7095fd32/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-04 05:09:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=idkvhbinpvayluoef6vxzpoa4n7nwqgujwhpnypjjl5q24ev7uza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
4da81193e997d07e0f2561aaef2166d0847a6d7692f5dd8adf8abd4bd67bd81f
AgentTesla
887a17511d9710b24ab2e498c5afda6a0eaf9fc74431908cdef140b85dc5eb1b
AgentTesla
9f843bd3e6656eb8f6c60aa4bb8bd46cc151657fd27c5a121b22e64148867894
AgentTesla
bb653fb67eddef601134e1e12ca3b3a56ed21999a0649f009641e40e6002b972
AgentTesla
bbd568d64ddafd7cdcf62bb8ac92292680d8028f44461d84235db8f8e357b12c
AgentTesla
c5c7a8ec43736c95063e73a4d1ecfb6d4fd2ba09e774661699f56871e32c3440
AgentTesla
c79c2d8ccfbd05196340d13ee9698179e18c82960ab1c457ab8b09c92d4a02c0
AgentTesla
+ 16'113 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220404-j54xtadba3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot2134979594:AAFk4QkrlHlt2a-q-EhIoHZBbzxSH0QxiBI/sendDocument
Unpacked files
SH256 hash:
de48cbe6923f4b85aef668c6f10cc92777722e95e4f4ebed62eeb20689804140
MD5 hash:
d7b84a1c3334658ff9eca3f3069cdfee
SHA1 hash:
fa83442adffec97eab080ea363d1e0eb5abb7402
Link:
https://www.unpac.me/results/3ba3048b-dcf8-434e-8b9d-8738ddbecb34/
Parent samples :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 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/3ba3048b-dcf8-434e-8b9d-8738ddbecb34/
SH256 hash:
bc1fe2500e3b7391e862a91d822b7842524259f71c6f36ee59ae3033689bf592
MD5 hash:
c2ffc9271b340db888f339af3537278b
SHA1 hash:
17c7844b09e00547dda492d52b4e0266ef5818c0
Link:
https://www.unpac.me/results/3ba3048b-dcf8-434e-8b9d-8738ddbecb34/
SH256 hash:
40d553850d7d4185d1c42fab7cbdc0e37edb40d44d8ef6e1e94afb0d7095fd32
MD5 hash:
ab843a0e49ee67cf03098a8fc474d396
SHA1 hash:
e70f9955f1ee7e5af17b6571b95e7150c376cf07
Link:
https://www.unpac.me/results/3ba3048b-dcf8-434e-8b9d-8738ddbecb34/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/40d553850d7d/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/40d553850d7d4185d1c42fab7cbdc0e37edb40d44d8ef6e1e94afb0d7095fd32

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

zip b4b6d0b62c5f96b10a29bc5d4c251682342b6d122f4572832f7d3ef8e6da45f9

AgentTesla

Executable exe 40d553850d7d4185d1c42fab7cbdc0e37edb40d44d8ef6e1e94afb0d7095fd32

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 b4b6d0b62c5f96b10a29bc5d4c251682342b6d122f4572832f7d3ef8e6da45f9
Cape
Cape
https://www.capesandbox.com/analysis/260399/

Comments