MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b. 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: 16


Intelligence 16 IOCs YARA 3 File information Comments
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SHA256 hash: c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b
SHA3-384 hash: 37595d309a2cead0dc57585a1e9813450860ba4d770e4565f3309d1c331f756318d6ef62ad5ac40a30f696ecd10a3c19
SHA1 hash: 1a0312289041cc792193069401ae2bafdc863bb1
MD5 hash: c0c60c489be23f5efcc64e9e6956d94c
humanhash: kentucky-hydrogen-yankee-echo
File name:Quote for tender_FUJIFILM Healthcare France.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:714'752 bytes
First seen:2024-02-19 14:42:54 UTC
Last seen:2024-02-19 16:34:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:plKSmPwRYnOELz89gmgbzrDa0NJwDuo1z4SQ246aciDOMFDbvTKUj0diJpBCpioN:6SmP0Y74EPjR/JLXiKDXKA0dptl
Threatray 5'781 similar samples on MalwareBazaar
TLSH T198E42244A2FCA719DDB54BFC8531006143B3A5662432E34DDDCA61DE4E93FA0C62DBAB
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
309
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quote for tender_FUJIFILM Healthcare France.exe
Verdict:
Malicious activity
Analysis date:
2024-02-19 13:30:40 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/78cb1d14-bf57-4233-8970-d5903138c223

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/476820/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65d368fb510063cea176ef03/reports/a81b9003-b111-433e-b508-b7d50a65a3db/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b
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/abcee678-c439-405d-9c98-c0f563106aa8
Result
Threat name:
AgentTesla, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1394574
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1394574 Sample: Quote for tender_FUJIFILM H... Startdate: 19/02/2024 Architecture: WINDOWS Score: 100 42 us2.smtp.mailhostbox.com 2->42 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Sigma detected: Scheduled temp file as task from temp location 2->50 52 14 other signatures 2->52 8 XEZfPrezwHKy.exe 5 2->8         started        11 Quote for tender_FUJIFILM Healthcare France.exe 7 2->11         started        signatures3 process4 file5 54 Multi AV Scanner detection for dropped file 8->54 56 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->56 58 Machine Learning detection for dropped file 8->58 14 XEZfPrezwHKy.exe 8->14         started        17 schtasks.exe 8->17         started        38 C:\Users\user\AppData\...\XEZfPrezwHKy.exe, PE32 11->38 dropped 40 C:\Users\user\AppData\Local\Temp\tmpC8A.tmp, XML 11->40 dropped 60 Adds a directory exclusion to Windows Defender 11->60 62 Injects a PE file into a foreign processes 11->62 19 Quote for tender_FUJIFILM Healthcare France.exe 2 11->19         started        22 powershell.exe 23 11->22         started        24 powershell.exe 23 11->24         started        26 schtasks.exe 1 11->26         started        signatures6 process7 dnsIp8 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->64 66 Tries to steal Mail credentials (via file / registry access) 14->66 68 Tries to harvest and steal browser information (history, passwords, etc) 14->68 28 conhost.exe 17->28         started        44 us2.smtp.mailhostbox.com 208.91.199.223, 49708, 49711, 587 PUBLIC-DOMAIN-REGISTRYUS United States 19->44 30 conhost.exe 22->30         started        32 WmiPrvSE.exe 22->32         started        34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-02-19 09:42:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zed3l3ultkxfvvtbaqxsv3idhdpzazj3sxnna4xprwgawwblyrvq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
04f59143e6d05f2b94cd081c398b7e4dc6ab486fa83e67194b13582faaa8727a
AgentTesla
099846444a8e28d999b69fefc28857282996958f286b969508a6f39b892699f7
AgentTesla
3d006b91ab0c95d886dc7d54180b846596885fd53cf2c8d54e03fb5e8304776e
AgentTesla
4af4e807a39641a52d870358fa8b6486927f7f5daeb94a2a75d9e117ba41a3ea
AgentTesla
538fae7a39b9c84de1c936e9328b213401f60f05bb0e3fa40da213c9a2aff8db
AgentTesla
7c9b9c10b0e27c46d702d953fe03ed154d576554d9bce34c2a545ec445262d4d
AgentTesla
c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b
AgentTesla
e9887cc42274bef351d859c29810e711db96f42526a6e9efd6ce7841fe41a0ed
AgentTesla
+ 5'771 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240219-r3kedsef77/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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
Unpacked files
SH256 hash:
72638f4b30cc9dab51d31216991957bf1cd118b8a8743227b3e8f9c4805f7628
MD5 hash:
2a8240bba06e832ee5d136a0a7e5b5b9
SHA1 hash:
de49d9b33004a4a622a4279b3ee2b3e3e5cd012b
Link:
https://www.unpac.me/results/5504b8fb-8e50-4e73-bb14-e1caed866c04/
SH256 hash:
3db113b30559b568c5f1899caf80807317e6d5f2a9611226e03bf8ea0411242d
MD5 hash:
ab292f300a0f845fb35212c921eb46f5
SHA1 hash:
d6f83ea0f89db5d7cd46738598242f1cdbbed39a
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/5504b8fb-8e50-4e73-bb14-e1caed866c04/
Parent samples :
c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b
4af4e807a39641a52d870358fa8b6486927f7f5daeb94a2a75d9e117ba41a3ea
SH256 hash:
06e657f27dec7d4238de33bccffe2afe0ddeb0db34b1b67c9824784dc4c2ab0b
MD5 hash:
4e889cbaa7a03d4d3c31d6ef203ad840
SHA1 hash:
7b2723a8cbfa237773b733fd59c8445ea9e3356b
Link:
https://www.unpac.me/results/5504b8fb-8e50-4e73-bb14-e1caed866c04/
SH256 hash:
369b380b621a443fd6d678302cb19b3d76ccd7348dc77271b65fcfd53a6d1980
MD5 hash:
49c4060c01981c864cb5fc6cc9f0dea6
SHA1 hash:
31c3ee2c044f7460f71256f406fdadad4b864cfd
Link:
https://www.unpac.me/results/5504b8fb-8e50-4e73-bb14-e1caed866c04/
SH256 hash:
c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b
MD5 hash:
c0c60c489be23f5efcc64e9e6956d94c
SHA1 hash:
1a0312289041cc792193069401ae2bafdc863bb1
Link:
https://www.unpac.me/results/5504b8fb-8e50-4e73-bb14-e1caed866c04/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c907b5ee8b9a/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/c907b5ee8b9aae5ad661042f2aed0338df90653b95dad072ef8d8c0b582bc46b

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:NET
Create hunting rule
Author:malware-lu
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/476820/

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