MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50
SHA3-384 hash: 435b6a37de105d3864a4c4f20a273df5afa49803e6708c6c25038c81f7c295f4d6013b446da3deeedfb348d381230ab1
SHA1 hash: e856cad2182712f9c4dbe68d510a12b121823799
MD5 hash: 071997b048817297288f3ac2a09a07fc
humanhash: enemy-minnesota-asparagus-sierra
File name:8jtc05zQGiZg3JO.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:841'728 bytes
First seen:2021-07-12 08:17:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:XRjQVrRKXN5GnTOdU+CHpZsz6TtMzzvLfFu27zHiWiHjcIQzpB4kHV5QJ2aUXH:XRkVrRO1D7+gNzpjHV5Qx
Threatray 6'570 similar samples on MalwareBazaar
TLSH T1FF054C2823BDD609F53BFFB09F60A6049FE676669725D14E3DD0428E1421E80EE76933
Reporter cocaman
Tags:AgentTesla exe HSBC

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8jtc05zQGiZg3JO.exe
Verdict:
Malicious activity
Analysis date:
2021-07-12 08:22:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3366e12a-c391-496e-b5b3-0bf488bc8f84

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/170977/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.925-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/40892f3a-ba57-4b04-8494-e66827a1fc84
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/814625
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 447034 Sample: 8jtc05zQGiZg3JO.exe Startdate: 12/07/2021 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Multi AV Scanner detection for dropped file 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 5 other signatures 2->53 7 8jtc05zQGiZg3JO.exe 7 2->7         started        11 kprUEGC.exe 5 2->11         started        13 kprUEGC.exe 2 2->13         started        process3 file4 29 C:\Users\user\AppData\Roaming\yxcJZTpFY.exe, PE32 7->29 dropped 31 C:\Users\...\yxcJZTpFY.exe:Zone.Identifier, ASCII 7->31 dropped 33 C:\Users\user\AppData\Local\...\tmp5F23.tmp, XML 7->33 dropped 35 C:\Users\user\...\8jtc05zQGiZg3JO.exe.log, ASCII 7->35 dropped 55 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->55 57 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->57 59 Uses schtasks.exe or at.exe to add and modify task schedules 7->59 15 8jtc05zQGiZg3JO.exe 2 5 7->15         started        19 schtasks.exe 1 7->19         started        61 Multi AV Scanner detection for dropped file 11->61 63 Machine Learning detection for dropped file 11->63 21 schtasks.exe 1 11->21         started        23 kprUEGC.exe 2 11->23         started        signatures5 process6 file7 37 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 15->37 dropped 39 C:\Windows\System32\drivers\etc\hosts, ASCII 15->39 dropped 41 C:\Users\user\...\kprUEGC.exe:Zone.Identifier, ASCII 15->41 dropped 43 Modifies the hosts file 15->43 45 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->45 25 conhost.exe 19->25         started        27 conhost.exe 21->27         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-12 07:54:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
13 of 46 (28.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qaq4rcorbvge6o4pn5l4cm5akvo2yukklopcqdb3tkzuylroznia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
102b0bdae4e027e3e115490a1fe904b1a9f4fd9e4e52243719ee1167ec4ed62a
AgentTesla
12885b0462e6977afc7c42d03c8e039a5df25f70b610177b8e02f6642847584b
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3be787bec6c661048c534c126761c2be937e70cb5ce8f1922cca5f4f22106b54
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4522f433567f4ab94f81f6ec9f445aa12ed32449260e789cacb529cb7e36a0c7
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4e4c8a7b36db5f15e7f1f5676e9d5e2871d2101ca7e28349384a8cdb698a54ab
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5defd50046db301c82c85cc8306960982f576cbf5446f24062cc570dcf0becec
AgentTesla
69f4101e63fdfdec4a5b6fc4a778619a69f9511416dd90fe9df33502ff8d9d4f
AgentTesla
b35c290250aa6e9744731e6d6cd3a744561c0cd0d19cf4641ec90d5113236b32
AgentTesla
+ 6'560 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/210712-36je6ranla/
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
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
9bb1129f2295b1e3966c74eb5da5cd8447230df751abd715af56ab5713f2705f
MD5 hash:
9d423057aaea7e7818db8f044ba4fca2
SHA1 hash:
db7b42738154e4319e696341c0401ba4ce2a0ab7
Link:
https://www.unpac.me/results/90c02afe-2d93-44bc-b9c9-81a456b3460a/
SH256 hash:
a8551866fdcc8c99155d2bb2fa8309d93a4918667bf1d0cdd95070499f81d6f1
MD5 hash:
2f9ff5f585e567e54bbdd9be5aa08f3b
SHA1 hash:
cc25b3e460fee795e4a3b50a674f6f42b70add04
Link:
https://www.unpac.me/results/90c02afe-2d93-44bc-b9c9-81a456b3460a/
SH256 hash:
f5acf1c7d8e3c85dd3bb5789d7d17558c71343b2ad5086576dbeaceca0849ea8
MD5 hash:
9357acd920c48dfcf0bdfe3c95fd8706
SHA1 hash:
512306c7dcb02982b894d81a7470078439796e1c
Link:
https://www.unpac.me/results/90c02afe-2d93-44bc-b9c9-81a456b3460a/
SH256 hash:
51c92f762a7b343bff1abf2cfafdbda3a9ad1c129ab765b6ca1fb15dbba54288
MD5 hash:
a46a7676c5760ca6a60fd0ae6bd65f1c
SHA1 hash:
11f45a3bed4ff309f3dbb91bf8ca0cf8a3ddc80f
Link:
https://www.unpac.me/results/90c02afe-2d93-44bc-b9c9-81a456b3460a/
SH256 hash:
8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50
MD5 hash:
071997b048817297288f3ac2a09a07fc
SHA1 hash:
e856cad2182712f9c4dbe68d510a12b121823799
Link:
https://www.unpac.me/results/90c02afe-2d93-44bc-b9c9-81a456b3460a/
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/8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 82fe094ccf8d4780b6bd35f959643dd7a215e8a3eb5ed107b8781bfcb2c48f7b

AgentTesla

Executable exe 8021c889d10d4c4f3b8f6f57c133a0555dac514a5b9e280c3b9ab34c2e2ecb50

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 82fe094ccf8d4780b6bd35f959643dd7a215e8a3eb5ed107b8781bfcb2c48f7b
Cape
Cape
https://www.capesandbox.com/analysis/170977/

Comments