MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1742607ed492cc2e84dcf30abf7881d71d866c7e3cfc7efe860224aad8925779. 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: 1742607ed492cc2e84dcf30abf7881d71d866c7e3cfc7efe860224aad8925779
SHA3-384 hash: 06c10468affcb70f4c91d053e533453116929121460b2bc13e3c02452cdc3a931737b6f43f4bb707c792cfdea394f3b9
SHA1 hash: 808146ef71509a254bce01546f6f53dc03ee1cc8
MD5 hash: 81642134bfdac9a2533c4bcad0ef4b3d
humanhash: violet-december-sixteen-jupiter
File name:DOC.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:939'008 bytes
First seen:2022-01-25 12:28:17 UTC
Last seen:2022-01-25 14:21:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:0UOc7+ME3ShMmtS5KunROzA2H+NeIUM+mqY9LWULGeQXVuJg7Z2OFMA8RG72jXva:0M7+93SI/ozyNeFfnbXcJg7MOCkyTxs
Threatray 14'402 similar samples on MalwareBazaar
TLSH T19E15F214BBF497A2D63EA7F944A120249BF5398AD53CD26C6DCB24EF0679F40A512F03
File icon (PE):PE icon
dhash icon 1032b2b070543030 (6 x AgentTesla, 3 x Formbook, 2 x SnakeKeylogger)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
4
# of downloads :
182
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DOC.exe
Verdict:
Malicious activity
Analysis date:
2022-01-25 12:29:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/eb25fa8d-33ba-4c57-9e16-3026991e9d1f

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/222438/
Detection(s):
Sanesecurity.Rogue.0hr.20220125-1506.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Creating a file
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61efed130f8c757253e71c7c/reports/13e8d556-8ca3-4b4b-a0b6-2022d45bfd89/overview
Result
Verdict:
UNKNOWN
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/47eb0ecb-3172-443e-b86c-d53a14ba42aa
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/927082
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
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: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicius Add Task From User AppData Temp
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 559561 Sample: DOC.exe Startdate: 25/01/2022 Architecture: WINDOWS Score: 100 45 scsgroups.com 2->45 47 mail.scsgroups.com 2->47 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Found malware configuration 2->59 61 Multi AV Scanner detection for dropped file 2->61 63 10 other signatures 2->63 9 DOC.exe 7 2->9         started        13 kprUEGC.exe 1 2->13         started        15 kprUEGC.exe 2 2->15         started        signatures3 process4 file5 37 C:\Users\user\AppData\Roaming\UfViIrLQz.exe, PE32 9->37 dropped 39 C:\Users\...\UfViIrLQz.exe:Zone.Identifier, ASCII 9->39 dropped 41 C:\Users\user\AppData\Local\...\tmp4B93.tmp, XML 9->41 dropped 43 C:\Users\user\AppData\Local\...\DOC.exe.log, ASCII 9->43 dropped 65 Uses schtasks.exe or at.exe to add and modify task schedules 9->65 67 Writes to foreign memory regions 9->67 69 Allocates memory in foreign processes 9->69 71 2 other signatures 9->71 17 RegSvcs.exe 2 4 9->17         started        21 schtasks.exe 1 9->21         started        23 powershell.exe 25 9->23         started        25 conhost.exe 13->25         started        signatures6 process7 file8 33 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 17->33 dropped 35 C:\Windows\System32\drivers\etc\hosts, ASCII 17->35 dropped 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 17->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 17->51 53 Modifies the hosts file 17->53 55 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->55 27 conhost.exe 21->27         started        29 conhost.exe 23->29         started        signatures9 process10 process11 31 conhost.exe 27->31         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1742607ed492cc2e84dcf30abf7881d71d866c7e3cfc7efe860224aad8925779/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-01-25 12:29:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=c5bga7wuslgc5bg46mfl66eb24oym3d6ht6h57ugaiskvwesk54q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
4030ed82e2cdcf9e0c5d4ed6bd230e32ee6d0890a297e5c797f580edc0b57cf5
AgentTesla
4c19f9d9a4433ed6f1553f59459fd9100b8ff6ddb030474c197784b15b10d477
AgentTesla
80d7bee80bb433d5abf96e8ec335f07034e97d0cd95c09ae94777bbd9c83cc14
AgentTesla
bf45934ee0bdc9686c376ab5d5b6a9e864f0c57caef418c82c43a5e35538f7d5
AgentTesla
c048c4d51140f504ff055b79d88102cef846a42fd65018354e97d549ef8e6891
AgentTesla
+ 14'392 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/220125-pnw4jafhf8/
Behaviour
Creates scheduled task(s)
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
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
8325a5cf7942bb46ac528c836b79180c05d71a4e7de108693d303d56bcc5def1
MD5 hash:
efdf2c54a74297c24bc73285376c432b
SHA1 hash:
564f25afb6c5599cdcd5fafaff32c1475e581af4
Link:
https://www.unpac.me/results/34966a5e-215a-4e62-a62d-bc7a34042f4c/
SH256 hash:
80b50cb55cb6fce170e89c23ce708d53020274a85ef61a75fcee10274ee833a2
MD5 hash:
4fc3437724c24c44f5cc90942c5e6a2a
SHA1 hash:
298d664b9ad591f8377ccca18d9fff209914efc0
Link:
https://www.unpac.me/results/34966a5e-215a-4e62-a62d-bc7a34042f4c/
SH256 hash:
5a24b1a0188261c70d0a5aeffb778500ed1512f16e5c11f6f5a7fa1ab78a7d38
MD5 hash:
89aa33b4e1ef0d577b9297dc0639a849
SHA1 hash:
28b5cdf3801d61923e6c1102c04e2e009212cb21
Link:
https://www.unpac.me/results/34966a5e-215a-4e62-a62d-bc7a34042f4c/
SH256 hash:
1742607ed492cc2e84dcf30abf7881d71d866c7e3cfc7efe860224aad8925779
MD5 hash:
81642134bfdac9a2533c4bcad0ef4b3d
SHA1 hash:
808146ef71509a254bce01546f6f53dc03ee1cc8
Link:
https://www.unpac.me/results/34966a5e-215a-4e62-a62d-bc7a34042f4c/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/1742607ed492/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/1742607ed492cc2e84dcf30abf7881d71d866c7e3cfc7efe860224aad8925779

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

Executable exe 1742607ed492cc2e84dcf30abf7881d71d866c7e3cfc7efe860224aad8925779

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/222438/

Comments