MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e64b92bf32ded15a31b4d29b24e7bcd4f20a8af4a62832384bc7e027a9ea41bd. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e64b92bf32ded15a31b4d29b24e7bcd4f20a8af4a62832384bc7e027a9ea41bd
SHA3-384 hash: bc39b7fa33822c5798c9344ede75658c477aa4be6b46465f07bd4cc800a9f9de9a4c395934df7cfc8e59923659a9f9e0
SHA1 hash: 297d3ff3f463007c281648b6b7830e2cb54b3ae4
MD5 hash: 4c2fd52ebc9ac0886e8bb805d506ceea
humanhash: uniform-island-alanine-white
File name:0MB6ZE1MAOU2115734650.xls.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:2'320'896 bytes
First seen:2021-02-04 14:23:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:9+ARG9Vaf2zR73T76CjASvjrxSBi+sysN7c0cJchX9+d/+cZ3sHhZcdALickcEBP:4ARG9Vafc7/66ASbXYb
Threatray 2'436 similar samples on MalwareBazaar
TLSH 7AB55F427D2F33AA3A4175123EC39C691D7F96E0B1238D79832A9185470BF87BDE8D19
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
165
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0MB6ZE1MAOU2115734650.xls.exe
Verdict:
Malicious activity
Analysis date:
2021-02-04 14:33:09 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8e928a23-fb96-43a6-93e6-19df18b78bba

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/115645/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.36296635.15188.11006.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Sending a UDP request
Launching a process
Creating a process with a hidden window
DNS request
Running batch commands
Adding an access-denied ACE
Creating a file
Creating a window
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Forced shutdown of a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding exclusions to Windows Defender
Unauthorized injection to a system process
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/599438
Signature
Adds a directory exclusion to Windows Defender
Connects to a pastebin service (likely for C&C)
Contains functionality to register a low level keyboard hook
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Installs a global keyboard hook
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)
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 an obfuscated file name to hide its real file extension (double extension)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 348761 Sample: 0MB6ZE1MAOU2115734650.xls.exe Startdate: 04/02/2021 Architecture: WINDOWS Score: 100 50 Multi AV Scanner detection for submitted file 2->50 52 Yara detected AgentTesla 2->52 54 Uses an obfuscated file name to hide its real file extension (double extension) 2->54 56 4 other signatures 2->56 7 0MB6ZE1MAOU2115734650.xls.exe 20 4 2->7         started        11 winfiles.exe 2->11         started        13 winfiles.exe 2->13         started        process3 dnsIp4 38 pastebin.com 104.23.98.190, 443, 49726 CLOUDFLARENETUS United States 7->38 58 Adds a directory exclusion to Windows Defender 7->58 60 Hides threads from debuggers 7->60 15 RegSvcs.exe 16 4 7->15         started        20 cmd.exe 1 7->20         started        22 powershell.exe 26 7->22         started        24 WerFault.exe 23 9 7->24         started        26 conhost.exe 11->26         started        28 conhost.exe 13->28         started        signatures5 process6 dnsIp7 40 api.telegram.org 149.154.167.220, 443, 49751 TELEGRAMRU United Kingdom 15->40 36 C:\Users\user\AppData\...\winfiles.exe, PE32 15->36 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 6 other signatures 15->48 30 conhost.exe 20->30         started        32 timeout.exe 1 20->32         started        34 conhost.exe 22->34         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e64b92bf32ded15a31b4d29b24e7bcd4f20a8af4a62832384bc7e027a9ea41bd/
Threat name:
ByteCode-MSIL.Trojan.Malrep
Create hunting rule
Status:
Suspicious
First seen:
2021-02-04 02:47:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4zfzfpzs33ivumnu2knsjz542tzavcxuuyudeocly7qcpkpkig6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
05edc3fe4fb4bfa22e5e3ce66e66a4f258adc1aebbb26142bafd1a9264feb4b9
AgentTesla
2a24e55affebdf336e67fe9ba8f667b095784a6bc6857ce8b89e7c48c8a8fd21
AgentTesla
491139cde010544822237cf87d9a34ace22a8e2bfd4eb7cc5ebd060e465e63f7
AgentTesla
6b75182568a1cf2fef851977be460536fe4a0af4aaf05b41a253c53f2af276fc
AgentTesla
6f28dbb8b4fbf8e652d27a5831bb78cc397b8e1d4c8ec60f49013fdb31c3bf80
AgentTesla
9898c37e93d4e9a054c013f34ca57c1aa9130112c9104386219f94e1125d0b97
AgentTesla
994ba670bf29b750e1320619b3ebade5035cba65e91be47e0f3f33bfa83b38c1
AgentTesla
9ada932ad6919b4f21da2eb872e9af9ab1da22a818a13c57ae65b8679c6c7be1
AgentTesla
9ed750b07b16001b5f78dd725fb6ada74d583075fd25dd66aaa65f80be26e541
AgentTesla
a97528499bee868023a6898c85da34f9ed73a5a12b8a3a01817a88d82a8c5641
AgentTesla
+ 2'426 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence ransomware spyware stealer trojan
Link:
https://tria.ge/reports/210204-nw9lcbdx5j/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Windows security modification
AgentTesla
Modifies Windows Defender Real-time Protection settings
Turns off Windows Defender SpyNet reporting
Windows security bypass
Unpacked files
SH256 hash:
8c224d2b167a7ba960f53a152e3a86886dafcf2ec022fb85a9c14f0108271211
MD5 hash:
c4b670e3cc335ea4bd6b47f6e0d17302
SHA1 hash:
9f5bef6c56ee70204ec0917cd83c619e8f939b69
Link:
https://www.unpac.me/results/bb71e85a-d10e-4674-a410-76eb952588e8/
SH256 hash:
1db4623f7dce984dbde0b492d7d067cc412cb03f94eea889a586fcff3dafd299
MD5 hash:
f0c20d075e13f3a28eddf23f1f177eeb
SHA1 hash:
0fe3a9146099eba9fa456cf02f7c64d01f978939
Link:
https://www.unpac.me/results/bb71e85a-d10e-4674-a410-76eb952588e8/
SH256 hash:
e64b92bf32ded15a31b4d29b24e7bcd4f20a8af4a62832384bc7e027a9ea41bd
MD5 hash:
4c2fd52ebc9ac0886e8bb805d506ceea
SHA1 hash:
297d3ff3f463007c281648b6b7830e2cb54b3ae4
Link:
https://www.unpac.me/results/bb71e85a-d10e-4674-a410-76eb952588e8/
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/e64b92bf32ded15a31b4d29b24e7bcd4f20a8af4a62832384bc7e027a9ea41bd

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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/115645/

Comments