MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d28dda4c85b9f4e9658a3876eb71c573aebac106f3ab82d85c04217f459322f. 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: 7d28dda4c85b9f4e9658a3876eb71c573aebac106f3ab82d85c04217f459322f
SHA3-384 hash: 3b6d892a64125e7c5fb7d6c39637032cf28c13688d56b51344f6dc013c1d6b971eff28e85d5d0f55413baf506898c508
SHA1 hash: e390140a1f753a007597ec9e4549252727a833f5
MD5 hash: ad512a9ff49875d4ecd857c5492361b2
humanhash: jupiter-leopard-pasta-nuts
File name:Request For Quotation And Starting A new Businesss Relationship With Achemgroup.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:512'512 bytes
First seen:2021-06-10 08:36:44 UTC
Last seen:2021-06-10 09:40:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:mqp/h4q14+BM6QjOCNbS6SX1CTjQIt0HJ+5rN:lZSv+S6IOCNyIjQvHJ+f
Threatray 5'749 similar samples on MalwareBazaar
TLSH DAB4AE047AF85F52E2BA87F12AB5698043B6352A683DF21C5DC762CF4A72F104A65F13
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Request For Quotation And Starting A new Businesss Relationship With Achemgroup.exe
Verdict:
Malicious activity
Analysis date:
2021-06-10 08:42:42 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/afa8cf80-d03b-4156-a6ae-82fb806bfdda

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/165774/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.65511.30752.6415.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.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/800031
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
.NET source code contains very large strings
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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 detect sandboxes and other dynamic analysis tools (process name or module or function)
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 signatures2 2 Behavior Graph ID: 432427 Sample: Request For Quotation And S... Startdate: 10/06/2021 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Multi AV Scanner detection for dropped file 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 14 other signatures 2->47 7 Request For Quotation And Starting A new Businesss Relationship With Achemgroup.exe 6 2->7         started        11 vaklXcs.exe 5 2->11         started        13 vaklXcs.exe 2 2->13         started        process3 file4 29 C:\Users\user\AppData\Roaming\JOKKKo.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmp6C9C.tmp, XML 7->31 dropped 33 Request For Quotat... Achemgroup.exe.log, ASCII 7->33 dropped 49 Injects a PE file into a foreign processes 7->49 15 Request For Quotation And Starting A new Businesss Relationship With Achemgroup.exe 2 7 7->15         started        19 schtasks.exe 1 7->19         started        51 Multi AV Scanner detection for dropped file 11->51 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->53 55 Machine Learning detection for dropped file 11->55 57 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->57 21 schtasks.exe 1 11->21         started        23 vaklXcs.exe 4 11->23         started        signatures5 process6 file7 35 C:\Users\user\AppData\Local\...\vaklXcs.exe, PE32 15->35 dropped 37 C:\Users\user\...\vaklXcs.exe:Zone.Identifier, ASCII 15->37 dropped 39 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->39 25 conhost.exe 19->25         started        27 conhost.exe 21->27         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7d28dda4c85b9f4e9658a3876eb71c573aebac106f3ab82d85c04217f459322f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-10 02:39:03 UTC
AV detection:
12 of 46 (26.09%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=puun3jgilopu5fsyuodw5ny4k45oxlaqn45lqlmfybbbp5czgixq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0e3b95f77003ed810f3f9332199144d84519d055036f05016f6fcc0b8e85a157
AgentTesla
24a014a86dd35d81185598927f6b6638c314e051845d72e156b8123226e39afe
AgentTesla
2849f8e54789388e2464504860329fc6d42ca47879cc61b8960e7297477cc948
AgentTesla
50c65ac86b127c87d0297d44293cbd32b0fba273ac4445e0712e8c5f9d883a2e
AgentTesla
59ff35a142a61d8e5e2af9527d531e908ec4e9272812f42ce014cf21e190d917
AgentTesla
6087c3fc050366e4c7f5b6118679ca85e5a1ab205e994919f41e035a386f5270
AgentTesla
67f1ae4beda733f8e96c018e86be5e24f61a6cd43311a3bd23012be2ef1a71cc
AgentTesla
84fc46a749597c3cbd3eaf558d6741723b085b81a747a7f83dae36167bf44818
AgentTesla
8bd3e79c27a89a3876bf4ad72bd24ae1be20265b37bb99a37ee964bf7bacaa66
AgentTesla
fa1ce7326395c4f6f5dede176048a430c5a12414de35efead99ef3cf1712fab2
AgentTesla
+ 5'739 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210610-7553nktman/
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
Adds Run key to start application
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
Unpacked files
SH256 hash:
77cd28ca89f174b44b8812bc2f9b25dd168c2323b383b360a9bc13b8e4c16543
MD5 hash:
d3e0e5ad7b7db51bad6056b908db08b6
SHA1 hash:
add15755593f4795fb6b0731aff9c0e5324ee2e8
Link:
https://www.unpac.me/results/5cd01e18-0865-4399-a1d8-a8c0546a5c68/
SH256 hash:
8f706df3d4eb5343c091ee7313178a954a42f309ad24827a0e0ee28c5cfde648
MD5 hash:
df88283076883fac10ea85561aae4b2b
SHA1 hash:
9a26d5b524f0fe103c1167dc825cef8db56148ba
Link:
https://www.unpac.me/results/5cd01e18-0865-4399-a1d8-a8c0546a5c68/
SH256 hash:
5bede9eedf6ae6df5a9d587c116c9583b31474c159c2b53486b000093cb3fde6
MD5 hash:
072eeac61b35d3f09edee4ff4f80f52d
SHA1 hash:
696fd9905a47e526470c2e234fef32f1ec1b74ad
Link:
https://www.unpac.me/results/5cd01e18-0865-4399-a1d8-a8c0546a5c68/
SH256 hash:
7d28dda4c85b9f4e9658a3876eb71c573aebac106f3ab82d85c04217f459322f
MD5 hash:
ad512a9ff49875d4ecd857c5492361b2
SHA1 hash:
e390140a1f753a007597ec9e4549252727a833f5
Link:
https://www.unpac.me/results/5cd01e18-0865-4399-a1d8-a8c0546a5c68/
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/7d28dda4c85b9f4e9658a3876eb71c573aebac106f3ab82d85c04217f459322f

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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

Executable exe 7d28dda4c85b9f4e9658a3876eb71c573aebac106f3ab82d85c04217f459322f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/165774/

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