MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c. 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 3 File information Comments
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SHA256 hash: ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c
SHA3-384 hash: 106da5250079362b66b7889b00a3671349070834ce9ecd71c541a79a59403ae6f82221d0fd428ba1579f5580cd180a3e
SHA1 hash: b49bace881518cafa91fd64ab417241a7d7e3703
MD5 hash: 167ae3830c37e6f9aa7bd6266778f342
humanhash: moon-rugby-butter-don
File name:invoice and packing.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:418'816 bytes
First seen:2021-11-25 06:29:22 UTC
Last seen:2021-11-25 08:39:52 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:LxHfoiPOwxm+4FUd8wePGPs1aoutyUQPHcc:9/3Gwxm+QtG0cJS
Threatray 12'996 similar samples on MalwareBazaar
TLSH T13194F08539D6D1E8FD3BEFF10CB5B5C50A39F2E8E840F1DEE960255A88A2B984F40571
Reporter cocaman
Tags:AgentTesla exe INVOICE

Intelligence

File Origin
# of uploads :
5
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
invoice and packing.exe
Verdict:
Malicious activity
Analysis date:
2021-11-25 06:30:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/459e914a-bcea-4a10-bf01-21810584de38

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Variant.Lazy.36997.24290.24459.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/619f2d73f36138de3f3bacc7/reports/51e17fec-7255-4ea3-ae5e-b2f2a3fe4726/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/689e91b4-f135-449b-b066-d30d8e64cf69
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/895898
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code contains very large strings
Executable has a suspicious name (potential lure to open the executable)
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
Injects a PE file into a foreign processes
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)
Sigma detected: Suspicius Add Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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: 528376 Sample: invoice and packing.exe Startdate: 25/11/2021 Architecture: WINDOWS Score: 100 50 Found malware configuration 2->50 52 Multi AV Scanner detection for dropped file 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 14 other signatures 2->56 7 invoice and packing.exe 6 2->7         started        11 ZAYOk.exe 5 2->11         started        13 ZAYOk.exe 3 2->13         started        process3 file4 36 C:\Users\user\AppData\Roaming\FQNANqQ.exe, PE32 7->36 dropped 38 C:\Users\user\AppData\Local\...\tmp4B6F.tmp, XML 7->38 dropped 40 C:\Users\user\...\invoice and packing.exe.log, ASCII 7->40 dropped 58 Injects a PE file into a foreign processes 7->58 15 invoice and packing.exe 2 5 7->15         started        19 schtasks.exe 1 7->19         started        60 Multi AV Scanner detection for dropped file 11->60 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->62 64 Machine Learning detection for dropped file 11->64 66 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->66 21 ZAYOk.exe 2 11->21         started        23 schtasks.exe 1 11->23         started        25 ZAYOk.exe 11->25         started        signatures5 process6 file7 42 C:\Users\user\AppData\Roaming\...\ZAYOk.exe, PE32 15->42 dropped 44 C:\Users\user\...\ZAYOk.exe:Zone.Identifier, ASCII 15->44 dropped 48 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->48 27 WerFault.exe 15->27         started        30 conhost.exe 19->30         started        32 WerFault.exe 21->32         started        34 conhost.exe 23->34         started        signatures8 process9 dnsIp10 46 192.168.2.1 unknown unknown 27->46
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-11-25 04:59:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
25 of 45 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xjeakhxr5osmjh3n7vlkldckq4m62se4tjgmyj6jewmuzrwjt2oa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1bd215f014bfe5c46de216ed6a20e8a0496c865e8a8db9a0836d24956a554ec4
AgentTesla
ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c
AgentTesla
bd1fd2280715ab2ea6d9e36a58261c790d46488ce63dab0cba577f185769045c
AgentTesla
ce2c29bbd18352557dd6fb16e294265d66d8d13e6d0586ef8030bbeb28e0cc97
AgentTesla
dfd350ff1a1ee6f495e22f985909ce95f75dcfab4d27318ca208f31a560888f1
AgentTesla
e20d6f8c4130be0491a8fe5069fc6aac30fb3d59eaa96dc8c67b6254609527cb
AgentTesla
e65bde8add228f7113db9dbc1be94135ed43d570f51ad1f7123c79e0745eb208
AgentTesla
ea2e150b453af5ef1d129f5175af498b4a31c78bb244e3abd6878ccd43bd6735
AgentTesla
f4663339e09f575301700439ee6afbba8b6193a789fd5bb5bf96a966f746a7d6
AgentTesla
+ 12'986 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/211125-g9jfkaedfj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
b099dfc6112a4fc97c9ac73291f932cc0a2f590459137384d77d6b94cbbc516d
MD5 hash:
ebcf4a76d705314341cf86c72bb0b003
SHA1 hash:
d5798ce7682fcc1d12cde821c2ce4e5cc553d829
Link:
https://www.unpac.me/results/219cac38-0920-46f5-ac89-fa564e7f896e/
SH256 hash:
00702bf79b480d02ae2d0b275b5ccbec92db2fb46205b270f713e678b97a56c4
MD5 hash:
8619b127868c3f18791d0b77d17ed861
SHA1 hash:
8d9d944701b9ebffb783844dafa4442ad0578839
Link:
https://www.unpac.me/results/219cac38-0920-46f5-ac89-fa564e7f896e/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/219cac38-0920-46f5-ac89-fa564e7f896e/
SH256 hash:
ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c
MD5 hash:
167ae3830c37e6f9aa7bd6266778f342
SHA1 hash:
b49bace881518cafa91fd64ab417241a7d7e3703
Link:
https://www.unpac.me/results/219cac38-0920-46f5-ac89-fa564e7f896e/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ba48051ef1eb/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/ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c

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
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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

zip a93b818c69c9e1bc47fe8c881753ab9e3bb07ee36502fff22af11ded124f9f55

AgentTesla

Executable exe ba48051ef1eba4c49f6dfd56a58c4a8719ed489c9a4ccc27c925994cc6c99e9c

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 a93b818c69c9e1bc47fe8c881753ab9e3bb07ee36502fff22af11ded124f9f55
Cape
Cape
https://www.capesandbox.com/analysis/209230/
  
Dropped by
SHA256 31122c5f30e28c40a1a1feeaaa1061ac8da82b94ee267407f96ad427dd464edd

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