MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b
SHA3-384 hash: dab865187ded0ed73040db65d8f2c85a574464e5c5fb1fbd14a1c0cbfe2a309432455fabfb87692c6b5ab11f56289158
SHA1 hash: 7c4d96617b6ecf6188273603b549ee166f30cfa1
MD5 hash: 92b778e6419a8f632fef4768e97f7075
humanhash: mississippi-kentucky-sodium-nuts
File name:92b778e6419a8f632fef4768e97f7075.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:638'464 bytes
First seen:2023-04-03 12:38:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:johtzLwr+6groWG01dZ33daezVE69Lb7gKtaAEpf6QCtOy:hi7J3z3t869Lb7ftaAEpfPC8
Threatray 1'798 similar samples on MalwareBazaar
TLSH T1B6D41248322C9E27CE6F86FE9125500943759636BA0AD7CA6CC5A8BA75F3FA44401FC7
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 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
231
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
92b778e6419a8f632fef4768e97f7075.exe
Verdict:
Malicious activity
Analysis date:
2023-04-03 12:50:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/dab1424e-abda-4834-9738-c6c93011d515

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/379663/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
83%
Tags:
packed
Link:
https://www.filescan.io/uploads/642ac8e8c56b2da73aca84bf/reports/88f24b46-f0cd-4637-9933-04a438beb252/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b
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/4af12e1f-41be-4c95-8db1-b01f9473ab2c
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1207386
Signature
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b/
Threat name:
Win32.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2023-04-03 08:22:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=itxrx4ajafbync3ds6wdbrnf6pvgxa64qaj4ws2xy2i53noyronq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
25605527f20f5d35b60f8e73fd14ddbcb376f8409606f692faf35d9c1c39c642
AgentTesla
3047d199e9540948a25c577cc9181b77d26708c2539c660706a8fd12fec2db1b
AgentTesla
433e7f14b1114b2b401e99fcfcc04cb7bcf5e7fcf402821cea3663124dac5644
AgentTesla
5458e3bb6f919b8dc46d243475fd72f0bb1f30ff2604cabc675bb1c707dbed97
AgentTesla
85609c31587f7752298afe029c049ab5ead5997bfbc6cc31151bf5e90ed41072
AgentTesla
905aa3111fa0beb5a8101d32ddbbed0b13ccdde84975553694d01ea4820f58a0
AgentTesla
91a2cf3fd7e3f3d2fadb1cc846fa46996b0fc30da1e2eeac16cf477a6969398d
AgentTesla
bc282c69e6f9c69b93651c0d399318577b6f9494c0b851eadb4a5b44bfef1262
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e7870cef93da835cdf985f2b5ca04e113123ee0756b0c5a95fec7d5ad849185d
AgentTesla
fb373eca894b2523afbe1c0bfb7df775820e458d493a1e6df94e5da79ff7e232
AgentTesla
+ 1'788 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230403-pt342aef89/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
5884cc1f4335076bb2a8c9d14a6d5f00d8bbb70d3caacf30ef4674ab06699fe1
MD5 hash:
9391f97ae9dbcfbfabcd611cd3f8383f
SHA1 hash:
f2941a79606cc652bb8d5b5e5df9a7d84ed6606f
Link:
https://www.unpac.me/results/ca55110e-ee31-4e3d-aafc-446c0e6bab69/
SH256 hash:
1d588959df283bb1bfb6fedaed4498a555e80c1261aa87c30af997f89c69b5d8
MD5 hash:
c3703696e87197913621ab13516fb22f
SHA1 hash:
827860d7c557554a8d7299e763a9dcd2802c6f8c
Link:
https://www.unpac.me/results/ca55110e-ee31-4e3d-aafc-446c0e6bab69/
SH256 hash:
cf62ccf447bdd9ceb349377e583d8b2e4e3ccf7b543ea4c9c4903945e1a25b57
MD5 hash:
fa91a7ef64ee29e05ede7902bf6e430b
SHA1 hash:
796d93b53d488525643d4dc00d6731fc84398370
Link:
https://www.unpac.me/results/ca55110e-ee31-4e3d-aafc-446c0e6bab69/
SH256 hash:
3c507afadbb1c31a9ebdd24baac5739d47576159e01c5e84f973c951885100aa
MD5 hash:
e79bf0e7e9d52d398e0b23b352394c68
SHA1 hash:
682325763a0ec77e0fd475ea3a4021b4651eceac
Link:
https://www.unpac.me/results/ca55110e-ee31-4e3d-aafc-446c0e6bab69/
SH256 hash:
cb85d77cb556485e6eeefe2a1ce6d97ad85c7a44ed766246b8b72f45418ce16b
MD5 hash:
419114395634a1b160754fbe2f316f50
SHA1 hash:
109b84c5a8b8fea96c90df66cf25a664fdf92d41
Link:
https://www.unpac.me/results/ca55110e-ee31-4e3d-aafc-446c0e6bab69/
SH256 hash:
44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b
MD5 hash:
92b778e6419a8f632fef4768e97f7075
SHA1 hash:
7c4d96617b6ecf6188273603b549ee166f30cfa1
Link:
https://www.unpac.me/results/ca55110e-ee31-4e3d-aafc-446c0e6bab69/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/44ef1bf00901/report/overview.html
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/44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Suspicious_Macro_Presence
Create hunting rule
Author:Mehmet Ali Kerimoglu (CYB3RMX)
Description:This rule detects common malicious/suspicious implementations.

File information

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

Web download

AgentTesla

Executable exe 44ef1bf0090143868b6397ac30c5a5f3ea6b83dc8013cb4b57c691ddb5d88b9b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2322915/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/379663/

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