MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91f6f433ca07f192b872c8adbb18881997c7315a47bf21220e849395b0f35989. 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: 91f6f433ca07f192b872c8adbb18881997c7315a47bf21220e849395b0f35989
SHA3-384 hash: 271b16c416b69dd7101e3252747672a92b91b83b25798452080ddaa701e7beeed2d26b8e082b874b4462c04cd541044e
SHA1 hash: 670bf408fbd1b02cc48caab19526e9b08046d115
MD5 hash: 9744d2b7cc31da361a6970308b3e8b0e
humanhash: autumn-nitrogen-saturn-carbon
File name:new order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:523'264 bytes
First seen:2021-07-06 06:14:34 UTC
Last seen:2021-07-06 06:15:42 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 12288:+W2OLNRAwEX6FP1V93bS8FCNR7uxWokJiXo:SwEX6FpudXuxWXUXo
Threatray 6'368 similar samples on MalwareBazaar
TLSH 2DB4021837E98D5AE43F8FBE9492B201877DF2636603E35548D112A91DA3781CCD26FB
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
171
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
new order.exe
Verdict:
Malicious activity
Analysis date:
2021-07-06 06:15:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8c6fa4f2-fb50-4b7c-aa1f-d14b6a556fcb

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/169861/
Detection(s):
SecuriteInfo.com.Trojan.Siggen14.26057.20930.13694.UNOFFICIAL
Create hunting rule

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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/88e5fde4-9991-4f45-80e3-c0445d1001c8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/812070
Signature
.NET source code contains very large strings
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
Modifies the hosts file
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)
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: 444478 Sample: new order.exe Startdate: 06/07/2021 Architecture: WINDOWS Score: 100 45 Found malware configuration 2->45 47 Multi AV Scanner detection for dropped file 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 9 other signatures 2->51 7 new order.exe 6 2->7         started        10 kprUEGC.exe 5 2->10         started        13 kprUEGC.exe 2 2->13         started        process3 file4 29 C:\Users\user\AppData\...\hzFkmlggBHDLPE.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmp218B.tmp, XML 7->31 dropped 33 C:\Users\user\AppData\...\new order.exe.log, ASCII 7->33 dropped 15 new order.exe 2 5 7->15         started        19 schtasks.exe 1 7->19         started        53 Multi AV Scanner detection for dropped file 10->53 21 schtasks.exe 1 10->21         started        23 kprUEGC.exe 2 10->23         started        signatures5 process6 file7 35 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 15->35 dropped 37 C:\Windows\System32\drivers\etc\hosts, ASCII 15->37 dropped 39 C:\Users\user\...\kprUEGC.exe:Zone.Identifier, ASCII 15->39 dropped 41 Modifies the hosts file 15->41 43 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->43 25 conhost.exe 19->25         started        27 conhost.exe 21->27         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/91f6f433ca07f192b872c8adbb18881997c7315a47bf21220e849395b0f35989/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-05 21:04:44 UTC
AV detection:
19 of 46 (41.30%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sh3pim6ka7yzfodszcw3wgeidgl4omk2i67sciqoqsjzlmhtlgeq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0944f3834ab10e687ce2fbf96a129b3d2b385d3c77e4dcfbb448551ff7865323
AgentTesla
58ffdf4c2657e864ffdf4167663c55610e9be10becc21c0596e194a5d179fa67
AgentTesla
637c0976355242b7558217bdbd1633f865293d3c1868f4d0abeb153464044d91
AgentTesla
83f15b501b3027bbd1a397508908e844f35fd620ffe5e7a671145078f3dc88c3
AgentTesla
859468fb1797eb575611df9fabb5c41253f7e80cc6c7de3892a264a5f58a413d
AgentTesla
8f1c6087ec7992ecb1a30e6c156d10fc573641525d4f1cad05acfff0526ab5a3
AgentTesla
b18a8dc6d225d963259d1b3547450946822cf8a6e7b62a7cff5705a844cdbcf6
AgentTesla
b6c2562f158da85b6c25d51f1d5fa1d768454f733e035009fc8ccd0deb0e4423
AgentTesla
b786e3919cd022e14e2b733ce3616cc8614dc3d0668f562dbceaa20709fcc36e
AgentTesla
d08222dfb92c317e63590fbe016ab4cd1f462b1aa49ab5760ad6f9f0eaa22f32
AgentTesla
+ 6'358 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/210706-jyv1464mqn/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
2c6d204dee77827ea8f2664203518942e67780e98545dbbe643fce101fdb4b41
MD5 hash:
65be4f44ade44395061204b2fbb282a1
SHA1 hash:
e003be68439db39b9ec2cdae900350915e8cb9a2
Link:
https://www.unpac.me/results/c7f5468f-56e9-4cbf-b1d4-4c2fc58998cf/
SH256 hash:
5937eae67d0ba86f24ede541f19133cbe9cf583e3b6687e88f40ba6175ae194c
MD5 hash:
8cca3e79a0bda6505aa16caccd8d490c
SHA1 hash:
b5cb4110895b0520cf3d54734e6b6f6026a2d776
Link:
https://www.unpac.me/results/c7f5468f-56e9-4cbf-b1d4-4c2fc58998cf/
SH256 hash:
5bede9eedf6ae6df5a9d587c116c9583b31474c159c2b53486b000093cb3fde6
MD5 hash:
072eeac61b35d3f09edee4ff4f80f52d
SHA1 hash:
696fd9905a47e526470c2e234fef32f1ec1b74ad
Link:
https://www.unpac.me/results/c7f5468f-56e9-4cbf-b1d4-4c2fc58998cf/
SH256 hash:
91f6f433ca07f192b872c8adbb18881997c7315a47bf21220e849395b0f35989
MD5 hash:
9744d2b7cc31da361a6970308b3e8b0e
SHA1 hash:
670bf408fbd1b02cc48caab19526e9b08046d115
Link:
https://www.unpac.me/results/c7f5468f-56e9-4cbf-b1d4-4c2fc58998cf/
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/91f6f433ca07f192b872c8adbb18881997c7315a47bf21220e849395b0f35989

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
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.

Malspam

AgentTesla

Executable exe 91f6f433ca07f192b872c8adbb18881997c7315a47bf21220e849395b0f35989

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/169861/

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