MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee
SHA3-384 hash: e3137ddeb8c0a4c1a4ad34589244dae75f7c94b5c3846217f88ae5f21959ce8152984fc909998cd6902cb59f8c6be075
SHA1 hash: 9bc7590e5cadfe5d2168addcc39d3da793ef49ef
MD5 hash: a964a9f5e943e0bc2de63e439b0b6dff
humanhash: speaker-nitrogen-spaghetti-mississippi
File name:payment copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:754'688 bytes
First seen:2023-05-23 07:13:25 UTC
Last seen:2023-06-05 11:12:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:tDX91dEftPiEtR7rEhSUe+ZDtf5mw2t7SpSlp/CoJaBx2aN:tR1dEfltR/EhSUe0xfEw2cpSl5CEaq
Threatray 1'654 similar samples on MalwareBazaar
TLSH T1B6F49D9133B5DF26D87D83FF06F0A08D0FB875067026E2195F9635D27270BA66A48B93
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)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
10
# of downloads :
265
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment copy.exe
Verdict:
Malicious activity
Analysis date:
2023-05-23 07:15:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/40ffa2d3-9918-44ce-a0d7-8c171f933017

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67171099.32719.16658.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin packed
Link:
https://www.filescan.io/uploads/646c67bba3b73c923e76bd32/reports/974ade74-f9e4-4abf-9710-ceb225bf9ff9/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee
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/8f8612a7-063b-45bf-8b45-98eeeb54eba5
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1240567
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 873572 Sample: payment_copy.exe Startdate: 23/05/2023 Architecture: WINDOWS Score: 100 60 Snort IDS alert for network traffic 2->60 62 Found malware configuration 2->62 64 Sigma detected: Scheduled temp file as task from temp location 2->64 66 7 other signatures 2->66 7 payment_copy.exe 7 2->7         started        11 uFATfsugnw.exe 5 2->11         started        13 SIqmq.exe 3 2->13         started        15 SIqmq.exe 2->15         started        process3 file4 40 C:\Users\user\AppData\...\uFATfsugnw.exe, PE32 7->40 dropped 42 C:\Users\...\uFATfsugnw.exe:Zone.Identifier, ASCII 7->42 dropped 44 C:\Users\user\AppData\Local\...\tmpFC0D.tmp, XML 7->44 dropped 46 C:\Users\user\...\payment_copy.exe.log, ASCII 7->46 dropped 78 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->78 80 May check the online IP address of the machine 7->80 82 Uses schtasks.exe or at.exe to add and modify task schedules 7->82 84 Adds a directory exclusion to Windows Defender 7->84 17 payment_copy.exe 17 10 7->17         started        22 powershell.exe 20 7->22         started        24 schtasks.exe 1 7->24         started        86 Multi AV Scanner detection for dropped file 11->86 26 uFATfsugnw.exe 11->26         started        28 schtasks.exe 11->28         started        signatures5 process6 dnsIp7 48 api4.ipify.org 173.231.16.76, 443, 49694 WEBNXUS United States 17->48 50 api.telegram.org 149.154.167.220, 443, 49695, 49696 TELEGRAMRU United Kingdom 17->50 52 api.ipify.org 17->52 36 C:\Users\user\AppData\Roaming\...\SIqmq.exe, PE32 17->36 dropped 38 C:\Users\user\...\SIqmq.exe:Zone.Identifier, ASCII 17->38 dropped 68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->68 70 Tries to steal Mail credentials (via file / registry access) 17->70 72 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->72 74 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 22->74 30 conhost.exe 22->30         started        32 conhost.exe 24->32         started        54 64.185.227.155, 443, 49700 WEBNXUS United States 26->54 56 192.168.2.1 unknown unknown 26->56 58 api.ipify.org 26->58 76 Tries to harvest and steal browser information (history, passwords, etc) 26->76 34 conhost.exe 28->34         started        file8 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-05-22 15:33:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
16 of 23 (69.57%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wwbisaetsh2js4jv4yfyszkyqdgfjy7h5peq4ycwian6fn4yupxa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
061f8abfc0e824b3fb3c45acdf6e050f942db15c8900b8a9f58c12286e68fe47
AgentTesla
1680422c807dbbb8686d36461be752fbb2ad0d75d48711de16f85eb72d977203
AgentTesla
2eb12d18200b79353510751ef2f4fa4ef70ec48beeaab08bc16d75bacdb90463
AgentTesla
3c2846461941ebb9805092c18d217a5e78b74619e82f9bb21b2c11d59974cf03
AgentTesla
997fb68f57771d4e6d2c607afae34ddc7b06daa6f34be448e5f7d67e78b183bf
AgentTesla
e78333be3402a8425c18a63f6938fa2f861c877e362d6c679079c17d6ee18dd2
AgentTesla
+ 1'644 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230523-h2mzfsfb3y/
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
Adds Run key to start application
Looks up external IP address via web service
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot5814058627:AAFjPgERfyp3AZJXAfISMezajcw2VR_A_9U/
Unpacked files
SH256 hash:
4c7ce432433fc3a8b0a33d558e0041d3f1c222224c5e61f33104d990a534c7a4
MD5 hash:
e8d756b4e2de5a67446e0b1b80e1bb99
SHA1 hash:
b664448f87ac044a16706d35e5d76538ba79508a
Link:
https://www.unpac.me/results/2602c6e6-80a3-4402-96c3-13c3548aa543/
SH256 hash:
16c255190eaaf1b60ec7d07abcac5f614ea197cee2416ca9d01bb563c526c87d
MD5 hash:
fb4ed205b442f470bbf10913128efdcb
SHA1 hash:
9a0a4c5ae429769e3253a9a3daefa24270b87a5b
Link:
https://www.unpac.me/results/2602c6e6-80a3-4402-96c3-13c3548aa543/
Parent samples :
ee57b6fa1e5a3c5ef776b79f32820327bcb3fe1974eeddf65c0eb56131193397
de8c7c543f438af1e7e78096f6873268e9b1a12745edf9c88db07e136163399e
SH256 hash:
5a2a0d3acdcff2e215b897bc3aa96e2dd6be98f52e07ecd0c740a9782ec52ab6
MD5 hash:
23c25cc168d80fc8560d2a2a1ac02cda
SHA1 hash:
8fc84bdfc2f81c287adb18483b305b3497bda5ca
Link:
https://www.unpac.me/results/2602c6e6-80a3-4402-96c3-13c3548aa543/
SH256 hash:
ac496650166720f342d24d02796bf92102a8b0ab2c3eb5de320e38122d2ba71c
MD5 hash:
7c7fd49be64102ce07bf632c199dfde2
SHA1 hash:
4dcf0cf7d1b3e2ee23c618cebd830e1ba1f3683c
Link:
https://www.unpac.me/results/2602c6e6-80a3-4402-96c3-13c3548aa543/
SH256 hash:
b9580b71d77516b2c51fa4887ff049e1ee8261d3bb4a45cf0d7f8ff45492b491
MD5 hash:
d21eb64badbd0f004774eb771ded295a
SHA1 hash:
494af84caba0b679040d36e14fe1d12f448884f8
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/2602c6e6-80a3-4402-96c3-13c3548aa543/
Parent samples :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 hash:
b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee
MD5 hash:
a964a9f5e943e0bc2de63e439b0b6dff
SHA1 hash:
9bc7590e5cadfe5d2168addcc39d3da793ef49ef
Link:
https://www.unpac.me/results/2602c6e6-80a3-4402-96c3-13c3548aa543/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b58289009391/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/b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee

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 426ec98a13f1a7f5182e24d1f8377060f0b921c68ca9e20d967427b3fa07cd33

AgentTesla

Executable exe b58289009391f4997135e60b89655880cc54e3e7ebc90e6056401be2b798a3ee

(this sample)

  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 426ec98a13f1a7f5182e24d1f8377060f0b921c68ca9e20d967427b3fa07cd33
  
Dropped by
MD5 fab4cd9b333a0cba6526401fb6dcf0b2
  
Dropped by
SHA256 5822ca6e91ec20b71c1cdc83d768f5322c538c4b06d5e1d2f79645c5641305b2
  
Dropped by
MD5 536725434e58dc5de9aa0d7813c4e520
  
Dropped by
SHA256 bc642dafb5fb54c80f34996b15b8200b0d69701464e8fe65c8181000c680368e
  
Dropped by
MD5 c2650ba752a6b742e2493501e2473c48

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