MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d8f3af00ff57fa9476eb8cced2e94faadf956cad32c69e80e158fd700448cbe. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4d8f3af00ff57fa9476eb8cced2e94faadf956cad32c69e80e158fd700448cbe
SHA3-384 hash: 9326f39c8bb5fff14b9b3649ed4be41c5feb5143efa7bc95ad5fd26b766ffa3c1fedee1373d4b33086b8e5fa0a8e838f
SHA1 hash: a475d438741e880542c62db9ff90a456aa84b282
MD5 hash: c3e201e1ca955b061fa0febb69e29314
humanhash: ceiling-virginia-queen-double
File name:TÜBİTAK SAGE FİYAT TEKLİF İSTEĞİ_xlsx.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:764'416 bytes
First seen:2022-05-25 16:21:23 UTC
Last seen:2022-05-25 16:48:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:ZP07BDqjMuxf+YAVG8sBbmSTJoz2jxG+cbBhDm9NfglIBCddIdDmDt6fCbS:ZMtDAMm+YhbFTJoz2jxG+cbu9NIUMSit
Threatray 16'804 similar samples on MalwareBazaar
TLSH T165F4E009B766DE12C25806B3C0C3552403B9968B92B2D78F7ECD06D96F437A55CCAB8B
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon d2961d3133038ee8 (24 x AgentTesla, 18 x FormBook, 8 x Loki)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
348
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
TÜBİTAK SAGE FİYAT TEKLİF İSTEĞİ_xlsx.exe
Verdict:
Malicious activity
Analysis date:
2022-05-25 16:23:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/623a4cbe-027d-4574-a685-fc7b041e08d7

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/274587/
Result
Verdict:
Clean
Maliciousness:

Behaviour
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:
control.exe obfuscated packed replace.exe update.exe wacatac
Link:
https://www.filescan.io/uploads/628e57e8945ebb7eb17ab188/reports/79fcbadd-ac87-41b0-af8d-a9840ebac352/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/47a345ae-7091-4158-941a-3b092eb96f9f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1001723
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Found malware configuration
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 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 signatures2 2 Behavior Graph ID: 634219 Sample: T#U00dcB#U0130TAK SAGE F#U0... Startdate: 25/05/2022 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for dropped file 2->39 41 11 other signatures 2->41 7 T#U00dcB#U0130TAK SAGE F#U0130YAT TEKL#U0130F #U0130STE#U011e#U0130_xlsx.exe 7 2->7         started        process3 file4 27 C:\Users\user\AppData\...\hjGgEEQyNut.exe, PE32 7->27 dropped 29 C:\Users\user\AppData\Local\...\tmp37A7.tmp, XML 7->29 dropped 31 T#U00dcB#U0130TAK ...#U0130_xlsx.exe.log, ASCII 7->31 dropped 43 Adds a directory exclusion to Windows Defender 7->43 11 T#U00dcB#U0130TAK SAGE F#U0130YAT TEKL#U0130F #U0130STE#U011e#U0130_xlsx.exe 2 7->11         started        15 powershell.exe 24 7->15         started        17 powershell.exe 25 7->17         started        19 3 other processes 7->19 signatures5 process6 dnsIp7 33 mail.zindedizayn.com.tr 5.250.243.245, 49695, 587 AYSIMATR Turkey 11->33 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file / registry access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4d8f3af00ff57fa9476eb8cced2e94faadf956cad32c69e80e158fd700448cbe/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-24 09:37:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jwhtv4ap6v72sr3oxdgo2luu7kw7svwk2mwgt2aocwh5oacers7a._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
21872d29795b2487ee5e10d4dac7aaeec6b823fe56be45905e785f58f4802e23
AgentTesla
248b5eeaa5a7e8f3269532fd94ef555ebbaeae792c67f8186df0884f343050e9
AgentTesla
5bf9f321e795da8caa68cef487b457a673fc98aca56cbbcf70fdf7f180d32ec9
AgentTesla
71881316918836c22fd8dd6f6e7d8759cd49943ec5f467f6be628f223b37d122
AgentTesla
b2340963087eeade7fcdae5b1dfb1b45680247aee534d34b546711cf2a4d8a98
AgentTesla
b3587ff41c4ab5cfd37aa464d4f32ec71e86860b9089da3ea4df459a3d44b446
AgentTesla
c9ead75d0d9084665d004c3d42a3ffc3c87bb826c79d33f5852df1caddf10755
AgentTesla
fb6c380b910cba16a60426c3671d3b19e5a90fa1061769178edc7a0821c8224f
AgentTesla
fb72ec8effa840d66cb8783f6045590f7296d2df886b9ac5db48a684a3f87e29
AgentTesla
+ 16'794 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220525-tt757sbha9/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Unpacked files
SH256 hash:
1d874bb441f749622f97683d12727cb1dbd18b4f8095290dff6dc9eb92d333ea
MD5 hash:
70079b9ff5f57e5da9d7170bdcc4c66e
SHA1 hash:
f792df71de97da6dc2b5f99455c69564a9d8e8c1
Link:
https://www.unpac.me/results/2f96a09a-1894-4f87-81b9-d84a3385520f/
SH256 hash:
2c42298812b3aafaf05efe649a9329ba4757c754f9360ae4cc2a0b92cd3f5833
MD5 hash:
5664ee79145635c0146cdad3125d9b92
SHA1 hash:
e029424acc44344e1913e56152c6b768b3d35168
Link:
https://www.unpac.me/results/2f96a09a-1894-4f87-81b9-d84a3385520f/
SH256 hash:
a69ca51f8afb0242182069cca43288b62a28d3514929d15504ca293561e4b77d
MD5 hash:
c3a7ed026a9517428475eb039e98aa3c
SHA1 hash:
36368ff0333120effe452d8d65dd6273deebed88
Link:
https://www.unpac.me/results/2f96a09a-1894-4f87-81b9-d84a3385520f/
SH256 hash:
9b2db6a121a613adf35beca6e23d3c3a31c95ae443f1fa9bd0c5ed464a0dc082
MD5 hash:
99e20f97e42082ac424f977aa1adef79
SHA1 hash:
17e0d131c3da8af7a5a3172c125fe70f9171cdc6
Link:
https://www.unpac.me/results/2f96a09a-1894-4f87-81b9-d84a3385520f/
SH256 hash:
72c91fdad59e06742ab11408962929f766b4fbe34e6b4e730dfb02707c08a430
MD5 hash:
06b823e64681bae033de886e22f0c8b6
SHA1 hash:
0791fc63e09cf5b5e77ebebf46271b7e66a39c7c
Link:
https://www.unpac.me/results/2f96a09a-1894-4f87-81b9-d84a3385520f/
SH256 hash:
4d8f3af00ff57fa9476eb8cced2e94faadf956cad32c69e80e158fd700448cbe
MD5 hash:
c3e201e1ca955b061fa0febb69e29314
SHA1 hash:
a475d438741e880542c62db9ff90a456aa84b282
Link:
https://www.unpac.me/results/2f96a09a-1894-4f87-81b9-d84a3385520f/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4d8f3af00ff5/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/4d8f3af00ff57fa9476eb8cced2e94faadf956cad32c69e80e158fd700448cbe

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

Executable exe 4d8f3af00ff57fa9476eb8cced2e94faadf956cad32c69e80e158fd700448cbe

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/274587/

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