MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9
SHA3-384 hash: 9bc2006443f5bdbeeb54b483e942d018726b48194adadba61f2832cc0450d00fe3ccdd31c79658f8c27ea50e038ac94b
SHA1 hash: fd56d5a24d6bb38d4f5a51057b0fa7ff269b30a8
MD5 hash: 1640f945f912d62132c9a2238a1a337a
humanhash: september-cola-table-burger
File name:PI 160256.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:303'627 bytes
First seen:2023-02-22 08:25:59 UTC
Last seen:2023-02-24 16:04:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:vYa6VGbcObIDbfYNb/H56r/eDiCtP/wvzhPn0r5P5AwBzZ9U65mLtVUfZSb:vY3gzIrIb/H564uvzF0r5vlUcC
Threatray 1'485 similar samples on MalwareBazaar
TLSH T10D5423513EA8C493EA5107B26D7E97B9BAF4B42600B897671B106FCE7D845C01BAF313
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe INVOICE Shipping

Intelligence

File Origin
# of uploads :
12
# of downloads :
214
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PI 160256.exe
Verdict:
Malicious activity
Analysis date:
2023-02-22 08:28:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/79c0e334-a859-4d7b-8ac1-562a33de3c99

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/368869/
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.16096.5495.30856.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/72139/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63f5d19c01b99ad33e7f28f8/reports/4cd3b5b5-75ce-4df8-a227-a7fbf7f561b1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9
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/59992023-95ed-4bee-b366-0bf5f84895e5
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1180347
Signature
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
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)
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: 813177 Sample: PI 160256.exe Startdate: 22/02/2023 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Yara detected Telegram RAT 2->55 57 3 other signatures 2->57 7 PI 160256.exe 19 2->7         started        10 uenjscxhdmvrb.exe 1 2->10         started        13 uenjscxhdmvrb.exe 1 2->13         started        process3 file4 33 C:\Users\user\AppData\Local\...\xmpegimi.exe, PE32 7->33 dropped 15 xmpegimi.exe 1 3 7->15         started        59 Multi AV Scanner detection for dropped file 10->59 19 WerFault.exe 4 10 10->19         started        21 conhost.exe 10->21         started        23 WerFault.exe 10 13->23         started        25 conhost.exe 13->25         started        signatures5 process6 file7 35 C:\Users\user\AppData\...\uenjscxhdmvrb.exe, PE32 15->35 dropped 43 Multi AV Scanner detection for dropped file 15->43 45 Detected unpacking (changes PE section rights) 15->45 47 Detected unpacking (creates a PE file in dynamic memory) 15->47 49 6 other signatures 15->49 27 xmpegimi.exe 17 8 15->27         started        31 conhost.exe 15->31         started        signatures8 process9 dnsIp10 37 api4.ipify.org 173.231.16.76, 443, 49697 WEBNXUS United States 27->37 39 api.telegram.org 149.154.167.220, 443, 49698, 49699 TELEGRAMRU United Kingdom 27->39 41 2 other IPs or domains 27->41 61 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 27->61 63 Tries to steal Mail credentials (via file / registry access) 27->63 65 Creates multiple autostart registry keys 27->65 67 Tries to harvest and steal browser information (history, passwords, etc) 27->67 signatures11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9/
Threat name:
Win32.Trojan.Nemesis
Create hunting rule
Status:
Malicious
First seen:
2023-02-22 08:26:07 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ncgkubxdaxjl24qy7adlljnsd3do2to2ckck4xatn4rgxyqxgxuq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
165a4a13cc076a6cf2a41f4b6bb1d2336033d9976d0abb8f02e941eb64a6f963
AgentTesla
30940d9b877543d2ccfc9a1b800a2459d0acb9b832a10766ba27692d70c9fc20
AgentTesla
90c76ac96216dd5602cd8de571aa36b42653e000e7c8c2535a02219128cb64ef
AgentTesla
cd176549b119d9582e417788568e7a2bbb0585c2d8057378e753bb4f12806764
AgentTesla
dec27cdadd52f7d2264eb50ecbae1d43313c917594d9c4b93ea936b556f05902
AgentTesla
+ 1'475 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/230222-kbvbysae25/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
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/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/
Unpacked files
SH256 hash:
99ebf6529b6eae9e54062e771a791ba7205c7f9aee7161538dfc9c1b35908e5f
MD5 hash:
6fa7c18268d33c2e95f98ece71395070
SHA1 hash:
a7ba7222d6d941ff1c4de4be6ce59d6d9749222a
Link:
https://www.unpac.me/results/f9249795-8363-43d8-be9a-ec4e590ef49f/
SH256 hash:
14eb47709f2c93240e387864207a7ad9af1db0dbb27ac2ddcb700e27e12a24eb
MD5 hash:
c3ae677f7f575bbfffa2238f4c666dd3
SHA1 hash:
0823ef41278e2a440d4e6eb145354df4827f1690
Link:
https://www.unpac.me/results/f9249795-8363-43d8-be9a-ec4e590ef49f/
SH256 hash:
365a2ae7207ec9ce16ed38ece078a210533b9c6fcf68ad33764a348016c10a60
MD5 hash:
fb6227379578ab281b0bf0a7416e7ca4
SHA1 hash:
45be54faecd721735f8d9fef1bbd59e2d46710f8
Link:
https://www.unpac.me/results/f9249795-8363-43d8-be9a-ec4e590ef49f/
SH256 hash:
688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9
MD5 hash:
1640f945f912d62132c9a2238a1a337a
SHA1 hash:
fd56d5a24d6bb38d4f5a51057b0fa7ff269b30a8
Link:
https://www.unpac.me/results/f9249795-8363-43d8-be9a-ec4e590ef49f/
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/688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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

rar e47b5408d1dc55007f69b413dd2e684dcd50592f5552cd0e4c59855e6c64ecfa

AgentTesla

Executable exe 688caa06e305d2bd7218f806b5a5b21ec6ed4dda1284ae5c136f226be21735e9

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 e47b5408d1dc55007f69b413dd2e684dcd50592f5552cd0e4c59855e6c64ecfa
Cape
Cape
https://www.capesandbox.com/analysis/368869/
  
Dropped by
SHA256 49da516fd029c0eecd6c3242fffd48fd6ff8fdacb68299052b97d0ff49053d55
  
Dropped by
SHA256 8daaba3c7f350a8830ff7ef36df6fc391f6306cf30cbecbb7b10256473c2012b
  
Dropped by
MD5 8e1b6fc43695d8e2dd78e571fc0c1ed7
  
Dropped by
MD5 15ec144bb9d6e167ce52055247ed5821
  
Dropped by
MD5 8637b5371eef2f3c5d3ac5d88ba078ab

Comments