MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
SHA3-384 hash: 7310b5b49c03c7b511cf165d0ff8a795f24e1fbdbc0f81b8e8a874a3acad025ad950d60bd85642dc10c04e6ba4f4c230
SHA1 hash: d5d2a4ca9cf25f3d8de44d30f317927f1d23bba2
MD5 hash: dda7e4b341b33adf67b9215c642ab9a3
humanhash: thirteen-princess-pasta-solar
File name:TT application copy.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:617'984 bytes
First seen:2023-06-30 07:16:17 UTC
Last seen:Never
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:km3+qtF766Nz5SQAkZbF5qtUhHHd57fubggC66zNOc:v3+866BnAkdF5qtUhdBfkgl3
Threatray 4'298 similar samples on MalwareBazaar
TLSH T1BAD4593C18BD6337D074D6A6CFD1C723B264942B3562AA765DC39BA54786E0229C323E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:AgentTesla exe Telegram

Intelligence

File Origin
# of uploads :
1
# of downloads :
281
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
TT application copy.exe
Verdict:
Malicious activity
Analysis date:
2023-06-30 07:29:27 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/4eec8ce3-fbdb-41b9-bf3d-672389de7e95

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/403955/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.11279.16974.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Restart of the analyzed sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
Link:
https://www.filescan.io/uploads/649e816e3438257abe432d57/reports/c7f813aa-4ec2-4144-a851-cf9ad212dbda/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
Result
Verdict:
UNKNOWN
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/3d89e9b0-1b57-4586-afe3-050d45be7064
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1263774
Signature
.NET source code contains very large strings
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 896801 Sample: TT_application_copy.exe Startdate: 30/06/2023 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic 2->39 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 6 other signatures 2->45 6 TT_application_copy.exe 3 2->6         started        10 SzKSxBk.exe 3 2->10         started        12 SzKSxBk.exe 2 2->12         started        process3 file4 23 C:\Users\user\...\TT_application_copy.exe.log, ASCII 6->23 dropped 47 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->47 14 TT_application_copy.exe 17 5 6->14         started        49 Multi AV Scanner detection for dropped file 10->49 51 Machine Learning detection for dropped file 10->51 19 SzKSxBk.exe 14 2 10->19         started        53 Injects a PE file into a foreign processes 12->53 21 SzKSxBk.exe 2 12->21         started        signatures5 process6 dnsIp7 29 api.telegram.org 149.154.167.220, 443, 49701, 49702 TELEGRAMRU United Kingdom 14->29 25 C:\Users\user\AppData\Roaming\...\SzKSxBk.exe, PE32 14->25 dropped 27 C:\Users\user\...\SzKSxBk.exe:Zone.Identifier, ASCII 14->27 dropped 31 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->31 33 Tries to steal Mail credentials (via file / registry access) 14->33 35 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->35 37 Tries to harvest and steal browser information (history, passwords, etc) 21->37 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-06-30 07:17:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
18 of 35 (51.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h37yewfmnruwy4q7f5u5turtuatn77477lplpj56ikxevpnoflxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
128b4d5b46b29d5a788f28a9059f7ad139afea6a686eed22acbf05e33ecab3f9
AgentTesla
2fafb501cd734bb370ebf3a5e7b49089620aa4c4556b6a1d79277b1fce36118d
AgentTesla
4853f6116a561395c5d4950114e750e3f140622e5ebdfb21db1ccbfba1e67941
AgentTesla
9197cc85a9c5fc3d9463da236c1c96551a0e805bdfd2d3c133a479f9b2ae6d0a
AgentTesla
93347b28c3b739a4d4ba89c51f2f584e0a81a2545b6457435393a9c739d751cb
AgentTesla
aa23406d036894ae210e0531e6014c1377bdb409619cde6143e69d0a8dc7b85b
AgentTesla
d964a65d39458176447fdb930e03e6534c19dcc556abde4cb522fa2aeb8289e8
AgentTesla
ec32dd2b2c64be623119540e7735fa6e53f94a5f1897887e9c92ebd564f74018
AgentTesla
fdbf252fb3867cb9b7adb13b8b7716e2b585fda8701270b28784cc506698dc52
AgentTesla
+ 4'288 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230630-h4c72ahc9w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6166695280:AAFYAmHtNxka4VVDE564YnB1MkmT68AnzXY/
Unpacked files
SH256 hash:
af0e92e0eb918414ec7fa78bbcee754b0ce8e61f4879d8810960ef4509033bba
MD5 hash:
beff3eee69b87cec762f2ba6f29fbdd2
SHA1 hash:
b82bc53aca9cabd5872f3941734fb837cc1c967b
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
Parent samples :
2fafb501cd734bb370ebf3a5e7b49089620aa4c4556b6a1d79277b1fce36118d
3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
34d131a22ab8813b3afb0ef42eb408919229d8370dfdced35177b472b8b228c4
MD5 hash:
cedfa9882ee62b5806fb6d091d777d59
SHA1 hash:
6f2a4576b7b475595e18826edb26f1acba90312c
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
af0e92e0eb918414ec7fa78bbcee754b0ce8e61f4879d8810960ef4509033bba
MD5 hash:
beff3eee69b87cec762f2ba6f29fbdd2
SHA1 hash:
b82bc53aca9cabd5872f3941734fb837cc1c967b
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
Parent samples :
2fafb501cd734bb370ebf3a5e7b49089620aa4c4556b6a1d79277b1fce36118d
3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
34d131a22ab8813b3afb0ef42eb408919229d8370dfdced35177b472b8b228c4
MD5 hash:
cedfa9882ee62b5806fb6d091d777d59
SHA1 hash:
6f2a4576b7b475595e18826edb26f1acba90312c
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
af0e92e0eb918414ec7fa78bbcee754b0ce8e61f4879d8810960ef4509033bba
MD5 hash:
beff3eee69b87cec762f2ba6f29fbdd2
SHA1 hash:
b82bc53aca9cabd5872f3941734fb837cc1c967b
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
Parent samples :
2fafb501cd734bb370ebf3a5e7b49089620aa4c4556b6a1d79277b1fce36118d
3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
34d131a22ab8813b3afb0ef42eb408919229d8370dfdced35177b472b8b228c4
MD5 hash:
cedfa9882ee62b5806fb6d091d777d59
SHA1 hash:
6f2a4576b7b475595e18826edb26f1acba90312c
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
af0e92e0eb918414ec7fa78bbcee754b0ce8e61f4879d8810960ef4509033bba
MD5 hash:
beff3eee69b87cec762f2ba6f29fbdd2
SHA1 hash:
b82bc53aca9cabd5872f3941734fb837cc1c967b
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
Parent samples :
2fafb501cd734bb370ebf3a5e7b49089620aa4c4556b6a1d79277b1fce36118d
3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5
MD5 hash:
adac60763fcfe4d5f4ad323046e79500
SHA1 hash:
9ced772a90ddec9fffde8c745225ad289f3f087e
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
34d131a22ab8813b3afb0ef42eb408919229d8370dfdced35177b472b8b228c4
MD5 hash:
cedfa9882ee62b5806fb6d091d777d59
SHA1 hash:
6f2a4576b7b475595e18826edb26f1acba90312c
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
SH256 hash:
3eff8258ac6c696c721f2f69d9d233a026dfff9ffadeb7a7be42ae4abdae2aef
MD5 hash:
dda7e4b341b33adf67b9215c642ab9a3
SHA1 hash:
d5d2a4ca9cf25f3d8de44d30f317927f1d23bba2
Link:
https://www.unpac.me/results/491d32e8-b5ea-4fc4-b47a-415037616d1e/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3eff8258ac6c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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.

Cape
Cape
https://www.capesandbox.com/analysis/403955/

Comments