MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad8aeed2d546163aa0b5cbfb430bc9a02896645be4a51cb654083ce18ab853bb. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ad8aeed2d546163aa0b5cbfb430bc9a02896645be4a51cb654083ce18ab853bb
SHA3-384 hash: 703d77a6a42b525e23e485474b50318389dd2e955983bfb93a1e9c40bc7797bf88471851762ecd9794c3080aacfd5b4b
SHA1 hash: bdeed739d6d9906c1a55209236cb15dfa4257621
MD5 hash: 9c2b78d2ab292eb90105f54ea1130f36
humanhash: one-alpha-jig-hawaii
File name:RFQ_ISSU.EXE
Download: download sample
Signature AgentTesla
Create hunting rule
File size:832'000 bytes
First seen:2020-10-20 05:24:26 UTC
Last seen:2020-10-25 20:10:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:zue0Rsk2iNwRLAROZjHuMJz4+BcVbgcmPbIj75yXbve7RPSWEmPZUtB:zmF1SthJz4+mVbgJC75yXC7RPSMPZk
Threatray 644 similar samples on MalwareBazaar
TLSH F505BE6122E88A11EC2F377E342DD8015BE1BC1F9B72D65D7B8C3FAA2F536414922716
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/73211/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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 recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/496983
Signature
.NET source code contains very large array initializations
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
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
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)
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: 300633 Sample: RFQ_ISSU.EXE Startdate: 20/10/2020 Architecture: WINDOWS Score: 100 31 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->31 33 Found malware configuration 2->33 35 Sigma detected: Scheduled temp file as task from temp location 2->35 37 8 other signatures 2->37 7 RFQ_ISSU.EXE 7 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\maYwBl.exe, PE32 7->19 dropped 21 C:\Users\user\...\maYwBl.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmp8CF6.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\...\RFQ_ISSU.EXE.log, ASCII 7->25 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 11 RFQ_ISSU.EXE 6 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 smtp.goldsterm.com 11->27 29 us2.smtp.mailhostbox.com 208.91.199.225, 49773, 49776, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->29 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->43 45 Tries to steal Mail credentials (via file access) 11->45 47 Tries to harvest and steal ftp login credentials 11->47 49 Tries to harvest and steal browser information (history, passwords, etc) 11->49 17 conhost.exe 15->17         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ad8aeed2d546163aa0b5cbfb430bc9a02896645be4a51cb654083ce18ab853bb/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-20 03:20:45 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
25 of 27 (92.59%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vwfo5uwviyldvifvzp5ugc6juaujmzc34ssrznsuba6odcvyko5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
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AgentTesla
39a76f88dd2a2ebc1ef8a21c852813b486cb969d062a973610b60eeaef436e11
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40eebe6e20f2fb031c89ef9fa83d485d03ebcd39b6699ab61fb0547bb0e09117
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5c3e3d39b5a83c245629704b440a8310ed5fe6c99bb559a0f69c0afde00fccce
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79402b00f9e23e5dbb45fc15a079b9308a0a890c7955d0e71e5d5489d9cdaca5
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9a55c48d0f35b724b84edcf878ab46d8be542560d5cae69c3c3bee1cee2a2bc4
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a47357333cedf89cd51745ccd03a9bc33653e6aa5dcce2214934286d7c6b727d
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b84aa5ba2bf1c040d2f318a7f5ff77ee7e8e98a33c458f32c737106568549879
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ca23807d51b989324e04dafc821c7611cf0ee25d04aa9a20c41a6b92303ca81f
AgentTesla
f010bc0295db81514c87fde7298f3425670ae67f4f24a21f20232a10eb644907
AgentTesla
+ 634 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware
Link:
https://tria.ge/reports/201020-l1kmcq496j/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
ad8aeed2d546163aa0b5cbfb430bc9a02896645be4a51cb654083ce18ab853bb
MD5 hash:
9c2b78d2ab292eb90105f54ea1130f36
SHA1 hash:
bdeed739d6d9906c1a55209236cb15dfa4257621
Link:
https://www.unpac.me/results/6f01ae6e-cd6f-4a32-91ec-3813f53d0431/
SH256 hash:
f87104ec846906e68f311004e1b05afc9ca1235554677418ca8ef826f31a049d
MD5 hash:
d5618487996d94d7f85e4a4115e06e84
SHA1 hash:
678cc500e82401ddb120a20a4c610e7dee061ab1
Link:
https://www.unpac.me/results/6f01ae6e-cd6f-4a32-91ec-3813f53d0431/
SH256 hash:
0046f4cb65ec8f3aa21b74c055ce42430b39751575b33f16f636b53f7da64b91
MD5 hash:
cb4d25fe22dc96614d6023d63730d30d
SHA1 hash:
6913df69226a3d4caafa2ac213ca050928a6f520
Link:
https://www.unpac.me/results/6f01ae6e-cd6f-4a32-91ec-3813f53d0431/
SH256 hash:
d401e379a6a0ea228a8ba4190036d7192c0762582396ce5b1e389d24146245d5
MD5 hash:
acc9bd8cacdd3bcdf36bfb16be079f17
SHA1 hash:
70ffd57d322227b57cef21548a6240da7d12d6f0
Link:
https://www.unpac.me/results/6f01ae6e-cd6f-4a32-91ec-3813f53d0431/
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/6f01ae6e-cd6f-4a32-91ec-3813f53d0431/
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/ad8aeed2d546163aa0b5cbfb430bc9a02896645be4a51cb654083ce18ab853bb

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: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 767ee62b813a039dd2279c153758421e1211f228a91613847591a9012da0536a

AgentTesla

Executable exe ad8aeed2d546163aa0b5cbfb430bc9a02896645be4a51cb654083ce18ab853bb

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 767ee62b813a039dd2279c153758421e1211f228a91613847591a9012da0536a
Cape
Cape
https://www.capesandbox.com/analysis/73211/

Comments