MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d9c638afabe803afbe1949b402858ce3875395791a524cb56ae0e8369645424c. 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 3 File information Comments
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SHA256 hash: d9c638afabe803afbe1949b402858ce3875395791a524cb56ae0e8369645424c
SHA3-384 hash: 7bec43ab4213d93984ffd115aa29ee2daecf4de38b9f43f7a1294e431d82788fa7322ae0bc58f0a5e6104d406fbe5058
SHA1 hash: 47cad43d59e483bfdb70f11d24594603a2054836
MD5 hash: a334f4371987c64cc5110ec5468a5a05
humanhash: island-potato-michigan-michigan
File name:PO38876.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:894'976 bytes
First seen:2022-05-18 13:44:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:CgsWmWHo93wDEK1D2+XatsprvzbXrGD8CPp/Bw9yPYlB/q6vnOsN7PdS3zYgxPES:CgsWmWj7DP4spvzbX+
Threatray 16'889 similar samples on MalwareBazaar
TLSH T17F15C7AC321075DFE86BD67AD9681C68EAD0746B831B4103A02792ED9E4C9B7DF140F7
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
232
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
PO38876.exe
Verdict:
Malicious activity
Analysis date:
2022-05-18 23:32:59 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/4c7547a8-2cf9-4ac9-8086-8e081ca539cb

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/272118/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.AgentTesla.NUC.MTB.6240.12182.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Gathering data
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f1424f1c-1a00-40f6-bcb4-007a8bba345b
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/996862
Signature
.NET source code contains very large array initializations
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
Malicious sample detected (through community Yara rule)
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)
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 / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 629363 Sample: PO38876.exe Startdate: 18/05/2022 Architecture: WINDOWS Score: 100 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for dropped file 2->54 56 10 other signatures 2->56 7 PO38876.exe 6 2->7         started        11 yqWDN.exe 2 2->11         started        13 yqWDN.exe 1 2->13         started        process3 file4 32 C:\Users\user\AppData\...\QvPIgCHIkO.exe, PE32 7->32 dropped 34 C:\Users\user\AppData\Local\...\tmp364A.tmp, XML 7->34 dropped 36 C:\Users\user\AppData\...\PO38876.exe.log, ASCII 7->36 dropped 58 Uses schtasks.exe or at.exe to add and modify task schedules 7->58 60 Writes to foreign memory regions 7->60 62 Injects a PE file into a foreign processes 7->62 15 RegSvcs.exe 17 4 7->15         started        20 schtasks.exe 1 7->20         started        22 conhost.exe 11->22         started        24 conhost.exe 13->24         started        signatures5 process6 dnsIp7 38 api.telegram.org 149.154.167.220, 443, 49785 TELEGRAMRU United Kingdom 15->38 40 192.168.2.1 unknown unknown 15->40 28 C:\Users\user\AppData\Roaming\...\yqWDN.exe, PE32 15->28 dropped 30 C:\Windows\System32\drivers\etc\hosts, ASCII 15->30 dropped 42 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->42 44 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->44 46 Tries to steal Mail credentials (via file / registry access) 15->46 48 5 other signatures 15->48 26 conhost.exe 20->26         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d9c638afabe803afbe1949b402858ce3875395791a524cb56ae0e8369645424c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-18 05:34:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3hddrl5l5ab27pqzjg2afbmm4odvhflzdjjeznlk4dudnfsfijga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
09e805792395ef2266dd0788b73ce8c2550f71e31dec65853bcbfb6c4b1bc52a
AgentTesla
1a7627dcff8f8d294411d085df8775e37c8277e86e55bbb5a45afe863a95d208
AgentTesla
2062091ea3279a8954439ab8e4ea0433b5ba01247554bd02943958645cc6275c
AgentTesla
3396abe1bfc811d184237b9804385c945721da04e83f08054d9aeb772016df90
AgentTesla
f6ee3f2d96721f8e580148916f60f405714e7b3e26e1c858dc31222cc53ca9ee
AgentTesla
+ 16'879 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/220518-q2dd1schgj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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
Checks computer location settings
Drops file in Drivers directory
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5189848824:AAFa4VSMVuVscNPGWhAG-Ga-2d8UPvmiL00/sendDocument
Unpacked files
SH256 hash:
08d71aea47201dbcfdcdf33e37fc33a4c6eb21dbf9a713d90e736ce678eeeb51
MD5 hash:
b1166594070edfe4041f421478109fc3
SHA1 hash:
edc7bc6273d4dee53952b58d59b735aac9d88ef8
Link:
https://www.unpac.me/results/0fb1856a-c87a-4e6f-809f-3700e49efef6/
SH256 hash:
623d11ff6a3a1ee7e837b5755adddb3e79b3bf4bd1c3e835ff50a90c84199c49
MD5 hash:
19b69836da0534e6c062558fbd461784
SHA1 hash:
5fd940e3cbd1c2f47ffc27652b326763ddf4961f
Link:
https://www.unpac.me/results/0fb1856a-c87a-4e6f-809f-3700e49efef6/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/0fb1856a-c87a-4e6f-809f-3700e49efef6/
SH256 hash:
d9c638afabe803afbe1949b402858ce3875395791a524cb56ae0e8369645424c
MD5 hash:
a334f4371987c64cc5110ec5468a5a05
SHA1 hash:
47cad43d59e483bfdb70f11d24594603a2054836
Link:
https://www.unpac.me/results/0fb1856a-c87a-4e6f-809f-3700e49efef6/
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/d9c638afabe803afbe1949b402858ce3875395791a524cb56ae0e8369645424c

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: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

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/272118/

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