MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37499f9ef7586ba024646fc718832f1fe176fbddceb94429fedd4f43a9db99f3. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37499f9ef7586ba024646fc718832f1fe176fbddceb94429fedd4f43a9db99f3
SHA3-384 hash: e9ceceba4f140e7d7ae0bbae879a64eaa381a219712054da2984a821a56c457eb36d9644d4933cbd8bca418c31e0f2a0
SHA1 hash: 9cadbc38fb4d7d186258b49aa94fa8b2ddc448eb
MD5 hash: 6f43405b8342ef740022408a911e5db3
humanhash: bulldog-fifteen-papa-earth
File name:6PYF2g2UbXNR62d.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:653'312 bytes
First seen:2020-10-25 17:17:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:GExSV9I9mT7b0gIoeGCQbk+I8qsC7HF3jb76x8R8nVpyRZLANnS01LxEO3:xbmT7PDJlgHpv6ORFO
Threatray 1'639 similar samples on MalwareBazaar
TLSH 7BD4BE9C3690B2DFC45BC977CEA81C64AA60B5BB430BD217A42312AD9D0D99BCF151F3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: transfopam.com
Sending IP: 83.149.106.1
From: Logistic Manager <enquire@transfopam.com>
Subject: PACKING LIST -1070957 & BILL OF LADING #BLI-170685 / Departure 27th OCT 2020
Attachment: PACKING LIST PL-1070957 BILL OF LADING BLI-170685.PDF.IMG (contains "6PYF2g2UbXNR62d.exe")

AgentTesla SMTP exfil server:
mail.thanhphet.asia:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/75732/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/509595
Signature
.NET source code contains potential unpacker
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
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: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 303914 Sample: 6PYF2g2UbXNR62d.exe Startdate: 25/10/2020 Architecture: WINDOWS Score: 100 29 Found malware configuration 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 Sigma detected: Scheduled temp file as task from temp location 2->33 35 9 other signatures 2->35 7 6PYF2g2UbXNR62d.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\alfROxFpvPNQP.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmp2B36.tmp, XML 7->21 dropped 37 Detected unpacking (changes PE section rights) 7->37 39 Detected unpacking (overwrites its own PE header) 7->39 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 2 other signatures 7->43 11 6PYF2g2UbXNR62d.exe 15 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 23 mail.thanhphet.asia 192.185.113.157, 49749, 587 UNIFIEDLAYER-AS-1US United States 11->23 25 elb097307-934924932.us-east-1.elb.amazonaws.com 23.21.109.69, 443, 49748 AMAZON-AESUS United States 11->25 27 3 other IPs or domains 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 2 other signatures 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37499f9ef7586ba024646fc718832f1fe176fbddceb94429fedd4f43a9db99f3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-25 14:22:54 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g5ez7hxxlbv2ajden7drrazpd7qxn665z24uikp63vhuhko3thzq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0afff32555fbbdc301d9ffc446e9bebe445d3b186a80bcdbf54342c61e4b4a4d
AgentTesla
142d55d52c13f23d5acf68d0f7247063d783f4a878b673ee247d091c920e7128
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1e89ff960f161816b8b30fa8a1c75401cc3b9a7554c99cf9dda142712dd81e54
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4edd4c06c8b7cca23fce60e854323b80835e64c805daef22994f2d3d743dd83b
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782784b7a36998823584c4967ce23c48f66f8a0716755f8b4ba8edcca793a185
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7ef7f15bea33cb0d0b9888fa282f899f75b253ec9034746e1eb62b928f10e591
AgentTesla
8f28bf16d28e463f009f14d0fdbd022ce9efd486666be096665ab84ab5fedf47
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a64e5937498672b5ecc6f610f6309e8508aab9db74766a2a88155bbd1dc3d869
AgentTesla
ba495069a1b601a12f32f6e346dfe60958f73caa0048fb702e357fee17d58d54
AgentTesla
ff8e790269da2efec4d59bffc46181cd68909ef30233f2f51d328f13087d47ea
AgentTesla
+ 1'629 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/201025-x91lbv3j5x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
37499f9ef7586ba024646fc718832f1fe176fbddceb94429fedd4f43a9db99f3
MD5 hash:
6f43405b8342ef740022408a911e5db3
SHA1 hash:
9cadbc38fb4d7d186258b49aa94fa8b2ddc448eb
Link:
https://www.unpac.me/results/0ddff4fc-b7a0-41ab-a267-e93a19bed6a0/
SH256 hash:
458caccabcdb4b699183617f1d4aa73ec8018b112cab3b6171de0bf206e0f86f
MD5 hash:
a0bd30d3db22d659fc7c83b5980f5799
SHA1 hash:
074a79348bfff998a02a86b482b1f445384b1cd5
Link:
https://www.unpac.me/results/0ddff4fc-b7a0-41ab-a267-e93a19bed6a0/
SH256 hash:
44d44f3c7fcae8bae5f9af568003c04dbae19bc36a817f7b076bf9bcbd58cbd7
MD5 hash:
d73ea2063fe3f3da0efdc89e23484e68
SHA1 hash:
3e638e2b1a7fa07c9791385b7be341f074ada9af
Link:
https://www.unpac.me/results/0ddff4fc-b7a0-41ab-a267-e93a19bed6a0/
SH256 hash:
c2ba784ad3b53284d7fabb26c5ea74bdad4c36e67bea58bb0f97e6c151a60d20
MD5 hash:
27b9fb18e2ef7c1ddf01f20de84a7ada
SHA1 hash:
a3d1fd64f2339ae62c1e066a28bd44a4b0d36f51
Link:
https://www.unpac.me/results/0ddff4fc-b7a0-41ab-a267-e93a19bed6a0/
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/0ddff4fc-b7a0-41ab-a267-e93a19bed6a0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/37499f9ef7586ba024646fc718832f1fe176fbddceb94429fedd4f43a9db99f3

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:unixredflags
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for red flags
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

img d58b7d9a7421241504ffd810068b118caedb82f45216d7ec4e1a0c9f32c03a72

AgentTesla

Executable exe 37499f9ef7586ba024646fc718832f1fe176fbddceb94429fedd4f43a9db99f3

(this sample)

  
Dropped by
MD5 84626173b860d638e5bd1449aff56652
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/75732/
  
Dropped by
SHA256 d58b7d9a7421241504ffd810068b118caedb82f45216d7ec4e1a0c9f32c03a72

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