MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0092baf75f4a377758981d7f51d75b78664aee9efc7d44c7feed0d88b8729bb5. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0092baf75f4a377758981d7f51d75b78664aee9efc7d44c7feed0d88b8729bb5
SHA3-384 hash: 6cb7e9c3223eeef46d31d4bf7942ac40ec3d0ff03073f6eb17431d0dad5c7a7b9a9d4f08616f8039c610c34089913e32
SHA1 hash: def0e4cbc1d0d139af323cd62e02789195b60a31
MD5 hash: 38764210fcc40e034fa7f3a8f1a730c7
humanhash: mike-april-hot-king
File name:Payment Assistance'.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'026'560 bytes
First seen:2021-04-15 08:10:52 UTC
Last seen:2021-04-15 09:05:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:ETjnvn1Sg9rQ02n93pAhG2oBV8DwQ1ir+sLQnjl8fQeWblF0tDMfMnDKZ38d3zou:Evn1X9r893pAGV8D06ReWbP0Y1q
Threatray 4'595 similar samples on MalwareBazaar
TLSH BA256B98B544B19ECC1ACB318974CC3096227DABD72AC10F60DF3D5B7B7E687E9141A2
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
101
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Payment Assistance'.exe
Verdict:
Malicious activity
Analysis date:
2021-04-15 08:43:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/76249009-f036-43a9-854d-385abe4c9b99

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.658.3881.23896.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/677061
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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
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)
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 387482 Sample: Payment Assistance'.exe Startdate: 15/04/2021 Architecture: WINDOWS Score: 100 30 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->30 32 Found malware configuration 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 10 other signatures 2->36 6 Payment Assistance'.exe 3 2->6         started        10 kprUEGC.exe 3 2->10         started        12 kprUEGC.exe 2 2->12         started        process3 file4 22 C:\Users\user\...\Payment Assistance'.exe.log, ASCII 6->22 dropped 38 Injects a PE file into a foreign processes 6->38 14 Payment Assistance'.exe 2 5 6->14         started        40 Multi AV Scanner detection for dropped file 10->40 42 Detected unpacking (changes PE section rights) 10->42 44 Detected unpacking (overwrites its own PE header) 10->44 46 2 other signatures 10->46 18 kprUEGC.exe 2 10->18         started        20 kprUEGC.exe 2 12->20         started        signatures5 process6 file7 24 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->24 dropped 26 C:\Windows\System32\drivers\etc\hosts, ASCII 14->26 dropped 28 C:\Users\user\...\kprUEGC.exe:Zone.Identifier, ASCII 14->28 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->48 50 Tries to steal Mail credentials (via file access) 14->50 52 Tries to harvest and steal ftp login credentials 14->52 54 3 other signatures 14->54 signatures8
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0092baf75f4a377758981d7f51d75b78664aee9efc7d44c7feed0d88b8729bb5/
Threat name:
Win32.Malware.Bulz
Create hunting rule
Status:
Malicious
First seen:
2021-04-15 02:40:26 UTC
AV detection:
12 of 47 (25.53%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=acjlv527ji3xoweydv7vdv23pbtev3u67r6ujr765ugyrodsto2q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
5a522a09a839c118c67c9ff08e9c0a00f8ef0b34ed0f3404496e43f36b78839d
AgentTesla
606eeab956905f8a7f4ef02f7418e9a6ac4facbd2445fd1e3a1cb00a94113525
AgentTesla
68abea90e0a89bb507eaa79fdd8df2e0ba0ad79e6f117cccbd4a860cda4e389e
AgentTesla
75f5c64ae4b1a79ee9b6e1eb8f6d7e739aae409f7ab346fe6e3fa7dcc7e69789
AgentTesla
8b8f8698c1165d37f1dcf607bfc31a0d8f884389b26ebbd106bca128f85e40e6
AgentTesla
a60472fa76dc92d42a821554517262b196efe4164969e633b2a294f7c2b5d210
AgentTesla
b11b28c7a0565ed2432dab9ef3c10d669c1ecacae72937e01d66ed36bd8c7262
AgentTesla
f5be4b3291a974ba43a1eae2edc5479aa5826ee6e623183f8a1452f214955407
AgentTesla
f6701ff55451c155a3d8cb73646c2159ea9938cbea945b8302fb39754422c621
AgentTesla
fddc0a1b026ccd8912c75108830b6a7a53ae14e93547c07949440e29432d69f0
AgentTesla
+ 4'585 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/210415-yk5fnfdmm2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
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
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
82e33dfe6e9458b5792bd164f2ba7e09febf53dca4718e3ee17ea5cbf2e7af21
MD5 hash:
6c88c5e0564c13b7ce5aa9a641506038
SHA1 hash:
c75d37cdf667fc8ee46add413d7375511d286322
Link:
https://www.unpac.me/results/1bfa8f26-761b-4ab0-b223-65f3a5e97730/
SH256 hash:
b45c9e938eb88e3590b3f1b1c96e6436daad795c524d6baf92c59bfa973c7fba
MD5 hash:
ef88264094c6f581d4e88a2065c21b69
SHA1 hash:
58846d9216b711ff579d7c96099b890af77c5dd8
Link:
https://www.unpac.me/results/1bfa8f26-761b-4ab0-b223-65f3a5e97730/
SH256 hash:
fdccaed76f7279e6b8cc1579dadeed03fa1b8d1adcdfbcac585a68da168366d5
MD5 hash:
8b603b23caf00139206f293eb741a9f0
SHA1 hash:
1cc90aec7ce07b13930fe0c088fe3cd155b3ea07
Link:
https://www.unpac.me/results/1bfa8f26-761b-4ab0-b223-65f3a5e97730/
SH256 hash:
0092baf75f4a377758981d7f51d75b78664aee9efc7d44c7feed0d88b8729bb5
MD5 hash:
38764210fcc40e034fa7f3a8f1a730c7
SHA1 hash:
def0e4cbc1d0d139af323cd62e02789195b60a31
Link:
https://www.unpac.me/results/1bfa8f26-761b-4ab0-b223-65f3a5e97730/
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/0092baf75f4a377758981d7f51d75b78664aee9efc7d44c7feed0d88b8729bb5

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:dridex_halo_generated
Create hunting rule
Author:Halogen Generated Rule, Corsin Camichel
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 0fff7d39a59578d74bdcb2f53b853d6afa69be468b377e2287f4b34d9f11e652

AgentTesla

Executable exe 0092baf75f4a377758981d7f51d75b78664aee9efc7d44c7feed0d88b8729bb5

(this sample)

  
Dropped by
MD5 e8b0f40eb2760c38d239803fa9eaebcb
  
Dropped by
SHA256 0fff7d39a59578d74bdcb2f53b853d6afa69be468b377e2287f4b34d9f11e652
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment

Comments