MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6d4ebd78476f6437984f5d5f836ffe77ac6e1bf5b0cee0e9d2e89f79a0fedff. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6d4ebd78476f6437984f5d5f836ffe77ac6e1bf5b0cee0e9d2e89f79a0fedff
SHA3-384 hash: 97a3fabee76aa720f50684aa5536204881bcb3c4f541edd93d3bf40d9cd05be1890b2f7bd6a1b6dab14da26a2cd470b2
SHA1 hash: 39fa72fe5dfbc110db6bd193aac09bb63d391620
MD5 hash: ce8e9fcb8b6ecd47e1cb3759b3579ac8
humanhash: arkansas-asparagus-golf-florida
File name:RE Re RE Purchase Order dated May 16, 2022.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:552'448 bytes
First seen:2022-05-16 05:47:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'470 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:tY9H5X56WU6vNWPtrFIitsshKEOxiNfKo2NCxW2085BB:OkWU6vE7tBNio2wxL7H
Threatray 17'713 similar samples on MalwareBazaar
TLSH T193C42350A2FD165AD6FE47B4223A480806F1F612B613EB2E6D9F70DA2D737945B0037B
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 c0b0c6c8a896a0c0 (20 x AgentTesla, 19 x Formbook, 12 x Loki)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
201
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
RE Re RE Purchase Order dated May 16, 2022.exe
Verdict:
Malicious activity
Analysis date:
2022-05-16 08:20:24 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/fc3b91ec-77cb-4477-8c8a-b9962a8d90c7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/270888/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/6281e5a038fe62fc11b50259/reports/c9f11d2e-73e7-4645-81de-e094a88ad0d5/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/53bf41d0-a08e-4c1f-a1b8-470227b1227f
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/994584
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 627078 Sample: RE Re RE Purchase Order dat... Startdate: 16/05/2022 Architecture: WINDOWS Score: 100 39 Multi AV Scanner detection for domain / URL 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 16 other signatures 2->45 7 RE Re RE Purchase Order dated May 16, 2022.exe 7 2->7         started        process3 file4 25 C:\Users\user\AppData\...\vHjUewGvZmEUK.exe, PE32 7->25 dropped 27 C:\...\vHjUewGvZmEUK.exe:Zone.Identifier, ASCII 7->27 dropped 29 C:\Users\user\AppData\Local\...\tmp9416.tmp, XML 7->29 dropped 31 RE Re RE Purchase ...ay 16, 2022.exe.log, ASCII 7->31 dropped 47 Adds a directory exclusion to Windows Defender 7->47 49 Injects a PE file into a foreign processes 7->49 11 RE Re RE Purchase Order dated May 16, 2022.exe 8 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        19 RE Re RE Purchase Order dated May 16, 2022.exe 7->19         started        signatures5 process6 dnsIp7 33 medicare-equipment.com 94.23.221.226, 49869, 49872, 587 OVHFR France 11->33 35 mail.medicare-equipment.com 11->35 37 2 other IPs or domains 11->37 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->51 53 Tries to steal Mail credentials (via file / registry access) 11->53 55 Tries to harvest and steal ftp login credentials 11->55 57 2 other signatures 11->57 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a6d4ebd78476f6437984f5d5f836ffe77ac6e1bf5b0cee0e9d2e89f79a0fedff/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-16 00:54:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u3koxv4eo33eg6me6xk7qnx7455mnyn7lmgo4du5f2e7pgqp5x7q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
294f474790e387c27574d3786346002d696aa7770f957afc9dce9ab3383a2298
AgentTesla
3982f95e9287b4848e04b2ae0e9b329720842a5cb221dff83f1ed48e2f7ad6fe
AgentTesla
60207148ad8dc1c3de32439255a241321d4f3da64c82990e871edf28e3eca804
AgentTesla
731d797a01e8942d8083396e7e27eb18f84728cd08b977134ff80c72d3b70a1d
AgentTesla
aaecd614bb1827800c51b202b4fba750e4f93cb36d34ac6cfe0aee8d0ee1cec2
AgentTesla
be1053a697f52a4a7860368a7a5849696e96375bdfbdaf88092d45f77a6c394c
AgentTesla
cabfc28d0118a2709bf1c7a44b082964d9d209b692d029bb475dc1d629908376
AgentTesla
ce011b65266fac1225e2ad4be1550c4b8dbe8362d166e7415408f593aec1b7f5
AgentTesla
+ 17'703 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220516-ghe9tsfde5/
Unpacked files
SH256 hash:
2350e85c8e6b15faf3ec84168db799c97ee6701bb4603aa9be8b9e7885757852
MD5 hash:
61507e5d6b4ef0462719691bcfc10d19
SHA1 hash:
f900254307f644e6ca84958e506f6921b0b07135
Link:
https://www.unpac.me/results/36d60075-42d3-4a5f-abe2-c899bed716be/
SH256 hash:
709fdbef8932044e42231f14888aa12b12ddc571e6daba8af86d624a39fa63bf
MD5 hash:
a7a6647650fe0204d1ab042824d638be
SHA1 hash:
a1194aba19ab6190a412073fe1918cd1b559aacf
Link:
https://www.unpac.me/results/36d60075-42d3-4a5f-abe2-c899bed716be/
SH256 hash:
8d7118a71c865ae5a8788984656adb468b2e85716cc690aab4a8aa4bda00474e
MD5 hash:
0abe78c64e3f6835976e2756379790ea
SHA1 hash:
62a5e4bb110860f8b09cf31ecefec25a6fc8e9d2
Link:
https://www.unpac.me/results/36d60075-42d3-4a5f-abe2-c899bed716be/
SH256 hash:
fcb5a988d4c6ce700771a8fc28b9e2a96415a2e6518e2c08a08373079b9339f1
MD5 hash:
79ff69572e547e1d113e81a10698779f
SHA1 hash:
0ebe6c3b68a0322310ac59a5203ec386625465a2
Link:
https://www.unpac.me/results/36d60075-42d3-4a5f-abe2-c899bed716be/
SH256 hash:
a6d4ebd78476f6437984f5d5f836ffe77ac6e1bf5b0cee0e9d2e89f79a0fedff
MD5 hash:
ce8e9fcb8b6ecd47e1cb3759b3579ac8
SHA1 hash:
39fa72fe5dfbc110db6bd193aac09bb63d391620
Link:
https://www.unpac.me/results/36d60075-42d3-4a5f-abe2-c899bed716be/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a6d4ebd78476/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/a6d4ebd78476f6437984f5d5f836ffe77ac6e1bf5b0cee0e9d2e89f79a0fedff

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 a6d4ebd78476f6437984f5d5f836ffe77ac6e1bf5b0cee0e9d2e89f79a0fedff

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/270888/

Comments