MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b01e5243d42932a8f556c1efc9b217b84c01f7413f7aea7727292360f07bbcf0. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b01e5243d42932a8f556c1efc9b217b84c01f7413f7aea7727292360f07bbcf0
SHA3-384 hash: a4ae3b06bd314f44bb647963392641740d2d6683ecbe80253c1d9ad178b702cd9fa0c861f4335cafbbe5872c11adf26c
SHA1 hash: 1c82ff94365eb7751f5c6e39440583eb15b03b47
MD5 hash: 34ab7ab3875f6dca4ff507752374aa53
humanhash: table-happy-cat-mike
File name:Proforma Invoice.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'297'920 bytes
First seen:2021-03-03 21:59:41 UTC
Last seen:2021-03-10 02:12:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:mOE14ml+04uCIcjfAChCzVUMN2JJYzEWLnKRWu3/b:m4uGhCzDNOqFLKRt
Threatray 3'312 similar samples on MalwareBazaar
TLSH 76552EA422EAD16CFFF29F39C4D01044E1F5FCA3E94A6A2574B673462277F804523B96
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
10
# of downloads :
148
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Proforma Invoice.exe
Verdict:
Malicious activity
Analysis date:
2021-03-03 22:01:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/af30c365-af98-47ed-8241-00054480ad79

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/122123/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.36435953.957.29683.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/626822
Signature
.NET source code contains very large strings
Binary contains a suspicious time stamp
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
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 362396 Sample: Proforma Invoice.exe Startdate: 03/03/2021 Architecture: WINDOWS Score: 100 64 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->64 66 Found malware configuration 2->66 68 Multi AV Scanner detection for dropped file 2->68 70 14 other signatures 2->70 7 Proforma Invoice.exe 7 2->7         started        10 dQNfho.exe 5 2->10         started        13 dQNfho.exe 4 2->13         started        process3 file4 44 C:\Users\user\AppData\...\TIZTwlcBgmWCBr.exe, PE32 7->44 dropped 46 C:\...\TIZTwlcBgmWCBr.exe:Zone.Identifier, ASCII 7->46 dropped 48 C:\Users\user\AppData\Local\...\tmp30E1.tmp, XML 7->48 dropped 50 C:\Users\user\...\Proforma Invoice.exe.log, ASCII 7->50 dropped 15 Proforma Invoice.exe 2 5 7->15         started        20 schtasks.exe 1 7->20         started        22 Proforma Invoice.exe 7->22         started        24 Proforma Invoice.exe 7->24         started        72 Multi AV Scanner detection for dropped file 10->72 74 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 10->74 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 10->76 78 2 other signatures 10->78 26 schtasks.exe 1 10->26         started        28 dQNfho.exe 2 10->28         started        30 schtasks.exe 13->30         started        32 dQNfho.exe 13->32         started        signatures5 process6 dnsIp7 52 irenes.co.in 103.76.228.120, 49733, 587 PUBLIC-DOMAIN-REGISTRYUS India 15->52 54 mail.irenes.co.in 15->54 40 C:\Users\user\AppData\Roaming\...\dQNfho.exe, PE32 15->40 dropped 42 C:\Users\user\...\dQNfho.exe:Zone.Identifier, ASCII 15->42 dropped 56 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->56 58 Tries to steal Mail credentials (via file access) 15->58 60 Tries to harvest and steal ftp login credentials 15->60 62 3 other signatures 15->62 34 conhost.exe 20->34         started        36 conhost.exe 26->36         started        38 conhost.exe 30->38         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b01e5243d42932a8f556c1efc9b217b84c01f7413f7aea7727292360f07bbcf0/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-03 04:40:50 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wapfeq6ufezkr5kwyhx4tmqxxbgad52bh55ou5zhferwb4d3xtya._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1dc7babb988cab4431b991c50abbbe696175f0447dcb699c39874934ae43bc1c
AgentTesla
35510120eb3fd041aabd5fe37f5490bb610d516ce213a8007716c8defd76a8cd
AgentTesla
569d9358801eb518b152cb73009131508a3f14b136b0eb80025ccf438865a440
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5d878c5a698cccac343fc6b80d140aa321fa9a97aec968abc55b25f1658bffe6
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8955c9bf9356b9ffa1823e1ef44c4232ea516130f4ccca9d3ea995702aaee6e6
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8bc1c832ba9d3c1e8f6f897ffd34cb96316764b8b04b0fe98b82e6c69c1ae7fc
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b8d3f758805cb3771d0bec6fc6e75b15c6e4d35ac3f0e15ac5470a2f013c7d4a
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c40b3c5a2696e88864ddb4de1d3f1a9a93d50474908fb50aacda3a7b537b6b5e
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cc3f2040e16deb0a3a03c1c188b9ddf91b1caf746a4c8ebb1cc99c2ffda198ce
AgentTesla
d8e273754006eb7118be058c46efef0a1b20ae4929dad75ecfed1ae1aae0c0eb
AgentTesla
+ 3'302 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/210303-2r4sg2je62/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
AgentTesla
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
Link:
https://www.unpac.me/results/8423cf09-759e-4e20-9221-061ada0219c9/
SH256 hash:
b01e5243d42932a8f556c1efc9b217b84c01f7413f7aea7727292360f07bbcf0
MD5 hash:
34ab7ab3875f6dca4ff507752374aa53
SHA1 hash:
1c82ff94365eb7751f5c6e39440583eb15b03b47
Link:
https://www.unpac.me/results/8423cf09-759e-4e20-9221-061ada0219c9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/b01e5243d42932a8f556c1efc9b217b84c01f7413f7aea7727292360f07bbcf0

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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.

f45a1ccdc88a9931b0f2c90205ea1ef7e90c7b347fe18d2522888af62c3ee9c8

AgentTesla

Executable exe b01e5243d42932a8f556c1efc9b217b84c01f7413f7aea7727292360f07bbcf0

(this sample)

  
Dropped by
MD5 8584af3c4378540a1c10702f59ddb3d0
  
Dropped by
SHA256 f45a1ccdc88a9931b0f2c90205ea1ef7e90c7b347fe18d2522888af62c3ee9c8
  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/122123/

Comments