MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 faa5023447bfa3319ef4bade70a720dc8c101eec8a86bf499e8677a20c2fd475. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: faa5023447bfa3319ef4bade70a720dc8c101eec8a86bf499e8677a20c2fd475
SHA3-384 hash: 5b5b31e846fa37a89a5bc83bab1efac094a81eb37450fac1aaa03303ef08190e52f69b41071af6490a0964ff9538e9cf
SHA1 hash: a924826d0e448c3e205367d8359148dc57db4d46
MD5 hash: 557f483460a04904f93017385d4d6479
humanhash: alaska-charlie-mountain-freddie
File name:AUG. SOA -USD53,123.16.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'139'200 bytes
First seen:2021-09-13 06:58:55 UTC
Last seen:2021-09-13 15:18:46 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:hfpuAuG6mgbVVCAI0XWElpka78QcMx8VA4QB1onPsYr:tpuAP2XCr0XTpyM1oPsW
Threatray 9'766 similar samples on MalwareBazaar
TLSH T18335BA38ECAE21B7DBE5A334E4A9590AA5F914BF33308D4DC196764D0923603729D3ED
dhash icon 0092e4ace4f2b210 (3 x AgentTesla)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
131
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AUG. SOA -USD53,123.16.exe
Verdict:
Malicious activity
Analysis date:
2021-09-13 07:06:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4ef4e434-1f11-4fbc-a4cc-797bcddb828f

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/187269/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.13687.19214.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
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 system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6174fbfadb358dd15ed91607/reports/544ab8b7-d9fd-4658-8bb9-c187fbd91e1c/overview
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/88169edd-7707-42a8-bbfc-f24c8714cd01
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/849907
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 482344 Sample: AUG. SOA -USD53,123.16.exe Startdate: 13/09/2021 Architecture: WINDOWS Score: 100 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Found malware configuration 2->52 54 Multi AV Scanner detection for dropped file 2->54 56 7 other signatures 2->56 7 AUG. SOA -USD53,123.16.exe 6 2->7         started        11 tKZVPq.exe 2 2->11         started        13 tKZVPq.exe 1 2->13         started        process3 file4 32 C:\Users\user\AppData\Roaming\iXKjLnq.exe, PE32 7->32 dropped 34 C:\Users\user\AppData\Local\...\tmp2B3F.tmp, XML 7->34 dropped 36 C:\Users\...\AUG. SOA -USD53,123.16.exe.log, ASCII 7->36 dropped 58 Writes to foreign memory regions 7->58 60 Injects a PE file into a foreign processes 7->60 15 RegSvcs.exe 2 4 7->15         started        20 schtasks.exe 1 7->20         started        22 conhost.exe 11->22         started        signatures5 process6 dnsIp7 38 mail.smurugan.in 192.185.111.245, 49781, 587 UNIFIEDLAYER-AS-1US United States 15->38 40 192.168.2.1 unknown unknown 15->40 28 C:\Users\user\AppData\Roaming\...\tKZVPq.exe, PE32 15->28 dropped 30 C:\Windows\System32\drivers\etc\hosts, ASCII 15->30 dropped 42 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->42 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->44 46 Tries to steal Mail credentials (via file access) 15->46 48 5 other signatures 15->48 24 conhost.exe 20->24         started        26 conhost.exe 20->26         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/faa5023447bfa3319ef4bade70a720dc8c101eec8a86bf499e8677a20c2fd475/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-13 06:59:05 UTC
AV detection:
14 of 45 (31.11%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7ksqenchx6rtdhxuxlphbjza3sgbahxmrkdl6sm6qz32edbp2r2q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0f45d10c7dfb42e6822388ee401bbbcbdb50de45b3daaf35a8652aba9813a169
AgentTesla
38cf806ecaf30b5209ebce1a41e7ac877d3201cec05f4a665fe85797a7069bbc
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b045b7b993b005e1930ca50a9eb65df8b62ca29d1dfdbbb28ca6621384172908
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c21d2f1d2c5dad844ee2c789b2a424f0808e9eaf4edbf4319dca34531aacbe2c
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c345fbabcb3e55e64341e860bb2916ba52ddea44257d8fa5b79f2ae7062734c8
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c9af30b2a800c774844eee76e019d10b72c4637adbccd34a6de3bcc8a4f32ba4
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e30e9ec11818e069b23a74a0a47d0a2b91c19556e2851a79c033c2ef0b680974
AgentTesla
+ 9'756 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/210913-hr3bdsgbdp/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
6ae262dd2badd0b11cf8911ec4779ac93fc84433fd44157404c0e80a91e2e450
MD5 hash:
ace7e1fe101f1caa35faa0e5f6d1ef0b
SHA1 hash:
c691b666b335444719e5735ac20857f80a68df6a
Link:
https://www.unpac.me/results/f1ea9a6b-c422-4d98-9a67-8dacf7bec883/
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
Link:
https://www.unpac.me/results/f1ea9a6b-c422-4d98-9a67-8dacf7bec883/
SH256 hash:
dde5f0e3fcd3013d9f53070bdd98aae17b89c6ecfe4dd4bbc3ca8801db95ee78
MD5 hash:
14efe39ea9aecca066d2ef3f587106ed
SHA1 hash:
2a356f45d6b3de6a9d829c36be12d11ddaeaecb6
Link:
https://www.unpac.me/results/f1ea9a6b-c422-4d98-9a67-8dacf7bec883/
SH256 hash:
faa5023447bfa3319ef4bade70a720dc8c101eec8a86bf499e8677a20c2fd475
MD5 hash:
557f483460a04904f93017385d4d6479
SHA1 hash:
a924826d0e448c3e205367d8359148dc57db4d46
Link:
https://www.unpac.me/results/f1ea9a6b-c422-4d98-9a67-8dacf7bec883/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/faa5023447bf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/faa5023447bfa3319ef4bade70a720dc8c101eec8a86bf499e8677a20c2fd475

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
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 faa5023447bfa3319ef4bade70a720dc8c101eec8a86bf499e8677a20c2fd475

(this sample)

  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/187269/

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