MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3
SHA3-384 hash: bcf52c12f975df3ded33e1651f24c8f72984fb60898f47e3b5a2f05a33e303ae305ebfa10e4ce0e276cdb686247cfc41
SHA1 hash: e02013cfe11f61d5490d7cd080da03bf662fb489
MD5 hash: 9ae56d69920ad0f86e565db4c1be538f
humanhash: nebraska-oscar-mars-glucose
File name:1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3
Download: download sample
Signature AgentTesla
Create hunting rule
File size:861'184 bytes
First seen:2022-12-08 12:00:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:sNABfegjab/IprMPJ6yIIwBvBWB4DhCA:sNAVab/ISPIIwjrs
TLSH T177052ACF785C3B0CC24CB970783625A87F919E53454890E8B3E47ACD5A37AADCE511EA
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon e2ee8a8eb6d8ecf4 (56 x AgentTesla, 39 x RemcosRAT, 38 x GuLoader)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
168
Origin country :
HU HU
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/344327/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.48217.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6391d1ff9a505ad9423e1408/reports/48476e9f-efca-4d88-863f-85828a90bf74/overview
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d2c0dc39-b7b1-464c-a45f-37dd81350bf6
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1130715
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
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)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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 / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 763438 Sample: Eih8y2i4I7.exe Startdate: 08/12/2022 Architecture: WINDOWS Score: 100 40 ftp.symmdentaesthetics.com 2->40 44 Snort IDS alert for network traffic 2->44 46 Multi AV Scanner detection for domain / URL 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 8 other signatures 2->50 8 Eih8y2i4I7.exe 7 2->8         started        12 UcgxIaRT.exe 5 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\Roaming\UcgxIaRT.exe, PE32 8->32 dropped 34 C:\Users\...\UcgxIaRT.exe:Zone.Identifier, ASCII 8->34 dropped 36 C:\Users\user\AppData\Local\...\tmp6295.tmp, XML 8->36 dropped 38 C:\Users\user\AppData\...ih8y2i4I7.exe.log, ASCII 8->38 dropped 52 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->52 54 Uses schtasks.exe or at.exe to add and modify task schedules 8->54 56 Adds a directory exclusion to Windows Defender 8->56 14 Eih8y2i4I7.exe 15 2 8->14         started        18 powershell.exe 19 8->18         started        20 schtasks.exe 1 8->20         started        58 Multi AV Scanner detection for dropped file 12->58 60 Machine Learning detection for dropped file 12->60 22 UcgxIaRT.exe 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 42 ftp.symmdentaesthetics.com 103.7.8.233, 21, 49720, 49722 USONYX-AS-APUSONYXPTELTDSG Singapore 14->42 62 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->62 64 Tries to steal Mail credentials (via file / registry access) 14->64 66 Tries to harvest and steal ftp login credentials 14->66 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        68 Tries to harvest and steal browser information (history, passwords, etc) 22->68 30 conhost.exe 24->30         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-28 15:11:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=czupu4gn43u2cn3ffdbd5dkp5tesm6xai44wh3ebe3sig2tykxjq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/221208-n6xbksch4z/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla payload
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/72d4ee61-eea7-4995-a4e3-2f81e5a58534
Unpacked files
SH256 hash:
d187ea952f63f8a52fc8c90df11b2ca2d358d3169de85023658d25e1c3ec3093
MD5 hash:
d4ca6ac83a47b2d0020d49d8896b18f4
SHA1 hash:
8b20716e7f71e1d871bc0d923bd527c586a3d736
Detections:
win_agent_tesla_g2
Create hunting rule
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/a3da549b-d462-4e84-a1f6-1055aec46bce/
Parent samples :
cec0185c57e215b8d3507e6756aa73c872b4281dc74ec00113e89d0f68762361
865de8464e7e70232f5f6f53025c610ca02d72c4f85eb590f03a8d3942935d5c
1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/a3da549b-d462-4e84-a1f6-1055aec46bce/
SH256 hash:
3357fd4f1d597e90b0821484d74a7673c81d38302bf99cf55ecdcc4baff3c085
MD5 hash:
a01af41b08af7392bee84065e615a6a5
SHA1 hash:
3f70e8c0eb25ca5faeab11a9a4f7b8e8c74aa3ed
Link:
https://www.unpac.me/results/a3da549b-d462-4e84-a1f6-1055aec46bce/
SH256 hash:
99dc4ee5c8da2f3b33e464de5751a013cc8306d7332f9405c0473a12848dccf9
MD5 hash:
77b77bdc337906509373daf06b29fed7
SHA1 hash:
376d99e93f7ef3946931ec01a0ad1efba217088d
Link:
https://www.unpac.me/results/a3da549b-d462-4e84-a1f6-1055aec46bce/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/a3da549b-d462-4e84-a1f6-1055aec46bce/
SH256 hash:
1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3
MD5 hash:
9ae56d69920ad0f86e565db4c1be538f
SHA1 hash:
e02013cfe11f61d5490d7cd080da03bf662fb489
Link:
https://www.unpac.me/results/a3da549b-d462-4e84-a1f6-1055aec46bce/
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/1668fa70cde6e9a1376528c23e8d4fecc9267ae0473963ec8126e4836a7855d3

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.

Cape
Cape
https://www.capesandbox.com/analysis/344327/

Comments