MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c
SHA3-384 hash: 95d144453e65b9dddc81d9b361c32a862605c471df1521787bf439d1d5fab189ab06b29a247cd2523b0218fe14404280
SHA1 hash: d9b6a1242c52247662b075390719aa5f41c3c5b5
MD5 hash: a2d2bb63a0ae10092c10c63cee6360f1
humanhash: one-golf-bulldog-delaware
File name:osinachi.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:943'104 bytes
First seen:2020-10-13 21:14:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:AzCMwm4J8kgAdQT7BdNKyu2YGkuh5iQCBRa5B0h:Az0mrzAdQT7ByyuBJuhcQYa/0h
Threatray 10'625 similar samples on MalwareBazaar
TLSH E215239CEA8C5FE3E544B376EC5B8809CE3C6B15A1B14F550B2C619D3B3B2D846184BB
Reporter malwarelabnet
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
134
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/70634/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/490391
Signature
Found malware configuration
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
Sigma detected: RegAsm connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 297620 Sample: osinachi.exe Startdate: 13/10/2020 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Sigma detected: RegAsm connects to smtp port 2->36 38 Yara detected AgentTesla 2->38 40 Machine Learning detection for sample 2->40 7 osinachi.exe 1 2->7         started        process3 signatures4 42 Writes to foreign memory regions 7->42 44 Maps a DLL or memory area into another process 7->44 10 osinachi.exe 7->10         started        13 RegAsm.exe 2 7->13         started        process5 dnsIp6 46 Writes to foreign memory regions 10->46 48 Maps a DLL or memory area into another process 10->48 16 RegAsm.exe 2 10->16         started        24 us2.smtp.mailhostbox.com 208.91.199.223, 49740, 587 PUBLIC-DOMAIN-REGISTRYUS United States 13->24 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->50 52 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 13->52 54 Tries to steal Mail credentials (via file access) 13->54 56 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 13->56 signatures7 process8 dnsIp9 20 208.91.198.143, 49749, 587 PUBLIC-DOMAIN-REGISTRYUS United States 16->20 22 us2.smtp.mailhostbox.com 16->22 26 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->26 28 Tries to steal Mail credentials (via file access) 16->28 30 Tries to harvest and steal ftp login credentials 16->30 32 Tries to harvest and steal browser information (history, passwords, etc) 16->32 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-10-13 21:16:07 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wyhxcaph7zddftuu6a76aopg74y5lvfabmye773t67h5hwichzga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
082f7afe7db0098c5e320b49174c80a02b2516271672a4384ffffcb960d03879
AgentTesla
12cc3f8d26992b93a6ce85180eb723e0f194cd8b4b09095e7058bb47d9aebfe6
AgentTesla
4550cd933a3377cb684ee448c73853dc7d82f86df263ba5f083b4bed4decfa18
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5e7e491fe67b6ec4f5bf52e1a3cdc59be7b0ec5d896413dd89c23aa7a7828f00
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68f770cf2f06a3c28dff7e9e3282ad929834af4949e948417b4cef7eabee26ad
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7ed42f7ef1538a1e13b685f37ed0b2995fdd7151af2a5ae97c68112bb244ef8d
AgentTesla
90934e1d743cce98b7d46e289fa4125eb5cb877a20862af5abc4f96c9351dac8
AgentTesla
d74793e37eabc74dcde1ad5f44d392e3d9a8a3034b65b49bdee5bed2df0eebbf
AgentTesla
e64d00759f3a83d60623f2ead90f2c9558665b0811c9b883a62a95997994db86
AgentTesla
fb7239506060a7d75553a156f68ba757569bc933f2dba62cb385c16c13e107d3
AgentTesla
+ 10'615 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/201013-z3p8k8lrex/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c
MD5 hash:
a2d2bb63a0ae10092c10c63cee6360f1
SHA1 hash:
d9b6a1242c52247662b075390719aa5f41c3c5b5
Link:
https://www.unpac.me/results/464067dc-0f8e-45bc-ae0f-fce2f3eb9bf4/
SH256 hash:
0326076b2363e93384c61d13b7144abe8b4369b57a8bb8882a86b77fc914a47e
MD5 hash:
f436e4cef29910f870a89c607b6c1883
SHA1 hash:
87d0a79c340a7434a4c8fbbe0aa8344afe083a30
Detections:
win_agent_tesla_w1
Create hunting rule
Link:
https://www.unpac.me/results/464067dc-0f8e-45bc-ae0f-fce2f3eb9bf4/
Parent samples :
4550cd933a3377cb684ee448c73853dc7d82f86df263ba5f083b4bed4decfa18
d74793e37eabc74dcde1ad5f44d392e3d9a8a3034b65b49bdee5bed2df0eebbf
e64d00759f3a83d60623f2ead90f2c9558665b0811c9b883a62a95997994db86
c4ed5a9a3b0bbbeccabff717bd902c384c190dca28646bdfa8bdd3a48c6129be
a58b3b7f178d68f4a4c9a1985bc2add6b951f449d18050a50282ab98d0884a8a
7ed42f7ef1538a1e13b685f37ed0b2995fdd7151af2a5ae97c68112bb244ef8d
f5341d66214d3735ee48fb7344753c6d4d8d9a8c5d0a3fa3d55fa6ceb7fff74e
b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c
0bbacf96ab729cadd901f6053f3279445605754850924ac85809e1b93fc7d4f5
SH256 hash:
645a7121ec91c5685833b41fa6ded67970fc3e7f57c4ac5c9bf529a741a36415
MD5 hash:
5d77615501b1b1e0131583eb491c1fc1
SHA1 hash:
982889989f6320eabacceec013fb8b1b37f0a0aa
Link:
https://www.unpac.me/results/464067dc-0f8e-45bc-ae0f-fce2f3eb9bf4/
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/b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c

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:AgentTesla_extracted_bin
Create hunting rule
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Create hunting rule
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_v1
Create hunting rule
Author:Johannes Bader @viql
Description:detects Agent Tesla
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe b60f7101e7fe4632ce94f03fe039e6ff31d5d4a00b304fff73f7cfd3d9023e4c

(this sample)

Joe
Joe Sandbox
https://www.joesandbox.com/analysis/297620/0/html
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/70634/
  
URLhaus
https://urlhaus.abuse.ch/url/690791/

Comments