MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00ac3cb444c1bf9719bb9f3958b288d132591bfe299c2c7f006a96956f26c8f4. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00ac3cb444c1bf9719bb9f3958b288d132591bfe299c2c7f006a96956f26c8f4
SHA3-384 hash: f22ae308ca4598703e07db78942e8792fa624276454d3b2bf6d3a566126bff374788f1692c916d959e3338ac4344c6ac
SHA1 hash: 4415f95e8ccc3751d614e9442369927f8dbaf0e1
MD5 hash: 71dc3e38dc736e1c4c9f71ff7da3a24a
humanhash: michigan-quiet-item-burger
File name:71dc3e38dc736e1c4c9f71ff7da3a24a.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:585'728 bytes
First seen:2022-06-27 08:52:16 UTC
Last seen:2022-06-27 11:55:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:OII/7PccPfdL/B+9p7z9unsQBie9ax+lr0dP+0rd9l:eDHRB6xGsQBi6ax+lrsJrd
TLSH T1C5C4022ABED3ED46E2262A37E5E50014233A57C75517E31F61CE732A0A123DECC56ACD
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon b2f949b1bafab8b0 (18 x AgentTesla, 17 x Loki, 17 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
server53.web-hosting.com:587

Intelligence

File Origin
# of uploads :
3
# of downloads :
226
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/283495/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62b96ff978c72835189603de/reports/634c9dd8-635a-44c9-ae33-2401cbe464ca/overview
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/c2c7fba7-f66c-4415-8350-70148c11000a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1020275
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
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 steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 652773 Sample: n0E7k8CKjv.exe Startdate: 27/06/2022 Architecture: WINDOWS Score: 100 29 server53.web-hosting.com 2->29 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected AgentTesla 2->41 43 6 other signatures 2->43 7 n0E7k8CKjv.exe 3 2->7         started        11 TmZaMAa.exe 3 2->11         started        13 TmZaMAa.exe 2 2->13         started        signatures3 process4 file5 23 C:\Users\user\AppData\...\n0E7k8CKjv.exe.log, ASCII 7->23 dropped 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->45 47 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->47 49 Injects a PE file into a foreign processes 7->49 15 n0E7k8CKjv.exe 2 5 7->15         started        51 Multi AV Scanner detection for dropped file 11->51 53 Machine Learning detection for dropped file 11->53 19 TmZaMAa.exe 11->19         started        21 TmZaMAa.exe 2 13->21         started        signatures6 process7 file8 25 C:\Users\user\AppData\Roaming\...\TmZaMAa.exe, PE32 15->25 dropped 27 C:\Users\user\...\TmZaMAa.exe:Zone.Identifier, ASCII 15->27 dropped 31 Tries to steal Mail credentials (via file / registry access) 15->31 33 Tries to harvest and steal browser information (history, passwords, etc) 15->33 35 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->35 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/00ac3cb444c1bf9719bb9f3958b288d132591bfe299c2c7f006a96956f26c8f4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-27 08:53:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=acwdznceyg7zogn3t44vrmui2ezfsg76fgocy7yankljk3zgzd2a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220627-kta12aaaaj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
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
Unpacked files
SH256 hash:
9168bf8f055bbaf60630375f130577d45c9fb532204a9c373169ddf8c7dfcc2a
MD5 hash:
29477f425d6c631468a2233cbbee919b
SHA1 hash:
fa6d8c94952d076c3bef0d9edb704262793a0fea
Link:
https://www.unpac.me/results/6fecf9c7-1d31-4ad3-acc5-4e5ea1b51178/
SH256 hash:
0aa8ea56f670ef5041fe87ee1a27b6623c2cf7996ed489214aa076996ca40cac
MD5 hash:
faf84cab64260654988db2f9157f8f89
SHA1 hash:
e1e6ebeaf252c78e74c1355cdefc6a2c52cfab70
Link:
https://www.unpac.me/results/6fecf9c7-1d31-4ad3-acc5-4e5ea1b51178/
SH256 hash:
0cb6aef1fa57d11408e47ae071485ef8f48c2982997b8d74b47a4151d85b978c
MD5 hash:
843aa6edf83bff7b61c6a5369ef41e95
SHA1 hash:
d1bfeec8eaac9a1dacf2f7062ce964d8e7d77085
Link:
https://www.unpac.me/results/6fecf9c7-1d31-4ad3-acc5-4e5ea1b51178/
SH256 hash:
1242c39784120b064459b9edee22c80318d26d697d7fdb7971ec8366ce527b1a
MD5 hash:
04e1689d798fa7a9b468cb14708bb178
SHA1 hash:
83d332025bf27945ccdd9e4a42eda2fbb0b4b7bd
Link:
https://www.unpac.me/results/6fecf9c7-1d31-4ad3-acc5-4e5ea1b51178/
SH256 hash:
f0deb56f26235f959f29c12c6a007846eff395855748f84be04696720acc772e
MD5 hash:
96995eaa45263b0f1bface5b7d3e720f
SHA1 hash:
6224f2dad88963d2421f48195802d188766be70e
Link:
https://www.unpac.me/results/6fecf9c7-1d31-4ad3-acc5-4e5ea1b51178/
SH256 hash:
00ac3cb444c1bf9719bb9f3958b288d132591bfe299c2c7f006a96956f26c8f4
MD5 hash:
71dc3e38dc736e1c4c9f71ff7da3a24a
SHA1 hash:
4415f95e8ccc3751d614e9442369927f8dbaf0e1
Link:
https://www.unpac.me/results/6fecf9c7-1d31-4ad3-acc5-4e5ea1b51178/
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/00ac3cb444c1bf9719bb9f3958b288d132591bfe299c2c7f006a96956f26c8f4

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_ab4444e9
Create hunting rule
Author:Johannes Bader
Description:detects Agent Tesla
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.

Web download

AgentTesla

Executable exe 00ac3cb444c1bf9719bb9f3958b288d132591bfe299c2c7f006a96956f26c8f4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2250865/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/283495/

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