MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b852dbb19b335378582a2ec131f5a362c51a4d8c63bd832cd9afd4c064d449fa. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b852dbb19b335378582a2ec131f5a362c51a4d8c63bd832cd9afd4c064d449fa
SHA3-384 hash: bbc6fd4a6fc6616ee958907093bde5647a65d44c1d9013d04e6fd7bfa0fb10c783ca2492f23617f86e0abd0ff2003efe
SHA1 hash: 502704687545231b2a2a10416357e894d5773b76
MD5 hash: 9dff2f34e08f130b6ed8255404fa5c9f
humanhash: alaska-neptune-kansas-idaho
File name:Arrival Notice - S2101280194.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:831'488 bytes
First seen:2021-04-12 15:08:42 UTC
Last seen:2021-04-12 16:09:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:dZn2YfE5ipS/aOBqQkeKVDt5GzKVUPjsEJRt5Nt8mhhNKDkaCN4WswHAlKGWYTlT:eIUBqhPVJ0zKVUPLH88TK44W6YGWYTl
Threatray 3'885 similar samples on MalwareBazaar
TLSH 7905022927D08E17C6BE4B7954B1A2504375F1209B73E70ABAAC207D6EB3BD14B5B307
Reporter cocaman
Tags:AgentTesla DHL exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Arrival Notice - S2101280194.exe
Verdict:
Malicious activity
Analysis date:
2021-04-12 15:11:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/06db6e1d-e5e0-46be-8db0-4b22b3d74d99

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/133791/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.646.26970.16963.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/673215
Signature
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
Installs a global keyboard hook
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: 385556 Sample: Arrival Notice - S2101280194.exe Startdate: 12/04/2021 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 6 other signatures 2->45 6 Arrival Notice - S2101280194.exe 3 2->6         started        10 zUbDt.exe 3 2->10         started        12 zUbDt.exe 2 2->12         started        process3 file4 23 C:\...\Arrival Notice - S2101280194.exe.log, ASCII 6->23 dropped 47 Injects a PE file into a foreign processes 6->47 14 Arrival Notice - S2101280194.exe 2 9 6->14         started        19 Arrival Notice - S2101280194.exe 6->19         started        49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 10->51 21 zUbDt.exe 2 10->21         started        signatures5 process6 dnsIp7 29 mail.prinutrition.com 192.254.180.165, 49693, 49694, 587 UNIFIEDLAYER-AS-1US United States 14->29 25 C:\Users\user\AppData\Roaming\...\zUbDt.exe, PE32 14->25 dropped 27 C:\Users\user\...\zUbDt.exe:Zone.Identifier, ASCII 14->27 dropped 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->31 33 Tries to steal Mail credentials (via file access) 14->33 35 Tries to harvest and steal ftp login credentials 14->35 37 3 other signatures 14->37 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b852dbb19b335378582a2ec131f5a362c51a4d8c63bd832cd9afd4c064d449fa/
Threat name:
ByteCode-MSIL.Infostealer.Coins
Create hunting rule
Status:
Malicious
First seen:
2021-04-12 15:09:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
9 of 48 (18.75%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xbjnxmm3gnjxqwbkf3atd5ndmlcrutmmmo6yglgzv7kmazgujh5a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
06b4de3d0ea9895ad2d5d1139d3fbc9a671890e8a66c3b7607351ac10fa30562
AgentTesla
0872a1be0db0ddeab0c9d4d52d457d76f5a0a02239bbe31882e5d7493af9992c
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649105b741f01b51a9847e93d24d0024d854429a1de1144738a7348c57a1931a
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6995fbe6e27b74546ac4ab82c7b00fe00884209e62d2b689b9ff3826752ca20e
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6ac20017a19271d64ea0f7dee1436dff9251a385b1a5b3ad9edac831563665ec
AgentTesla
74b724569a5927bac6986864470763a88854802f63eb19571569da6276d542d2
AgentTesla
80e3d3585a4c54b56fc56c4c565f85b376363da6f07b4e186e92608846a414d4
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cd54e4b043619a391ad6cd9fa99e7c22e8d7321d9a98d1fa3b7ea8526cb688ab
AgentTesla
cfe1f69c2984de3f5d476db3ce45aa4d95a8137f0ff1ba07c1b0cecf15075c93
AgentTesla
d9cedebf76480c48b17ab650c102473a80ec6a9525ef0ae2f827ef567f914aff
AgentTesla
+ 3'875 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/210412-xfnf2kwaen/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
5e0f3da625a479a5e7e807b5f09c889d95474139410b312ba3a39bcb05976729
MD5 hash:
3d20c2ea9ac04e1707f853bb1780bc18
SHA1 hash:
805e90b023eb92d44bbe11daefce6edbe872cb74
Link:
https://www.unpac.me/results/908ebc3b-8358-4966-8ae8-d8e864449394/
SH256 hash:
b852dbb19b335378582a2ec131f5a362c51a4d8c63bd832cd9afd4c064d449fa
MD5 hash:
9dff2f34e08f130b6ed8255404fa5c9f
SHA1 hash:
502704687545231b2a2a10416357e894d5773b76
Link:
https://www.unpac.me/results/908ebc3b-8358-4966-8ae8-d8e864449394/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b852dbb19b335378582a2ec131f5a362c51a4d8c63bd832cd9afd4c064d449fa

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 38fc5115e174f00f5c8ab3d484c1a94819915dcbaab9ed9ce13bebe7cdd100b5

AgentTesla

Executable exe b852dbb19b335378582a2ec131f5a362c51a4d8c63bd832cd9afd4c064d449fa

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 38fc5115e174f00f5c8ab3d484c1a94819915dcbaab9ed9ce13bebe7cdd100b5
Cape
Cape
https://www.capesandbox.com/analysis/133791/

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