MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b345f73d84e6fc765d7907aaa33d844ef2c180024baeaa53ff895bab8e19356. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b345f73d84e6fc765d7907aaa33d844ef2c180024baeaa53ff895bab8e19356
SHA3-384 hash: e1f169ce6a98675260fff420bb47fd9fa96a870a35d68cb8ddece092e2ef6126c852f1783cb80010ef93ef2cec535d0f
SHA1 hash: 776297b1576edbcaf286de78f836f19c5fc3de90
MD5 hash: 993fb72d47fa3968e485f761b7a2456f
humanhash: pasta-high-artist-lactose
File name:DHL_DELIVERY_CONFIRMATION_CBJ0018032021068506.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:784'896 bytes
First seen:2021-03-21 07:46:16 UTC
Last seen:2021-03-21 09:47:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:LsBCAlpgOSBfspiQKltjtkJSjKrUfJLHtnTk9FzL78Zw645qx72rNY/K20QSF4cK:LRAlpg9Bfm7KoSjKKVHFTuFXEw6HKW/J
Threatray 3'350 similar samples on MalwareBazaar
TLSH BFF49D9C7650759FC817C93A89D83CA0EA1060664F0BE7E3901315A99A0F9B7DF173FA
Reporter TeamDreier
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
2
# of downloads :
268
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL_DELIVERY_CONFIRMATION_CBJ0018032021068506.exe
Verdict:
Malicious activity
Analysis date:
2021-03-21 07:49:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/81878559-c9c4-4314-a4a0-643b82445574

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/125820/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.9121.9232.19452.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
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/604534cc-202d-4017-9ae6-4f17932de778
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/647039
Signature
.NET source code contains very large array initializations
Binary contains a suspicious time stamp
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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: Scheduled temp file as task from temp location
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 access)
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: 372488 Sample: DHL_DELIVERY_CONFIRMATION_C... Startdate: 21/03/2021 Architecture: WINDOWS Score: 100 29 Found malware configuration 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 Sigma detected: Scheduled temp file as task from temp location 2->33 35 8 other signatures 2->35 7 DHL_DELIVERY_CONFIRMATION_CBJ0018032021068506.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\...\sVvBPEtAuIY.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmp33D9.tmp, XML 7->21 dropped 23 DHL_DELIVERY_CONFI...32021068506.exe.log, ASCII 7->23 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Injects a PE file into a foreign processes 7->43 11 DHL_DELIVERY_CONFIRMATION_CBJ0018032021068506.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 smtp.yandex.ru 77.88.21.158, 49737, 587 YANDEXRU Russian Federation 11->25 27 192.168.2.1 unknown unknown 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 2 other signatures 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b345f73d84e6fc765d7907aaa33d844ef2c180024baeaa53ff895bab8e19356/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-03-18 10:05:15 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rm2f646yjzx4ozoxsb5kum6yitxsygaaes5ovjj77ck3vohbsnla._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
181929c58e5ce4833a2847c9ff077dd87e8c0128793217d7e690311087ecc80a
AgentTesla
4ee357dd7681ca5f80acaeb7d55df4432de5d370c73e6bb887e3461b6ed537f8
AgentTesla
7f8c1f36695b0671fdf46484d8e24111391efb73bdeb10a398759fd6bf216db0
AgentTesla
80696b82979f9ef0936df9b0406561d491778061ce19469508097dd6b21d9bd7
AgentTesla
809815c63e37c07507539aa45956ac24b05ea3988866850fc565ad8616d2037a
AgentTesla
82974999943578ea16bc86bc5e87c7a6122e24593a9adc2f069f81be85ed79cd
AgentTesla
82ce655e59a38e2b2cfd54a152c963b6854cdc0e1e2bd9d83c32f3c989268ed5
AgentTesla
9f8eb6ad902381309cc7c6ec879569cbe597d4744e36f12688de5a9d3d7c93d5
AgentTesla
bb5de34eed16e7157d51f93f11e1d135254a429ca8bea94d28e1bc55380ed1ad
AgentTesla
e769369f1fd04a2fdb3976c69cbaaefee66cee1f54f523d7eab4712ce764f73f
AgentTesla
+ 3'340 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210321-w2kz1t5kbe/
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
59ee84c33f89918e6f77929a0eb38263c42c193a449d9d6c32d33e1a504d7f21
MD5 hash:
e2d545e6811494b1b8101bc7cc11543b
SHA1 hash:
f9185b40e3eef7300f8c1b34f49c0a958c839b4f
Link:
https://www.unpac.me/results/42bb9e75-0872-4f6b-8ef8-4bc4ce46cf9c/
SH256 hash:
658668a77da4d596b7386d13ad75562923928c867a026cf5aad5fcdfeacdfb13
MD5 hash:
bad708f8d63b666d0d49db218c38669b
SHA1 hash:
b3376936e42e476affb5f3a1d480e16c191f0196
Link:
https://www.unpac.me/results/42bb9e75-0872-4f6b-8ef8-4bc4ce46cf9c/
SH256 hash:
1510861928b533e1529c1ffe7c6d57d9e5e928830d0afb28fd0fa730ff83fbdc
MD5 hash:
8f85df46a482b5b068ae7667bf1a33d6
SHA1 hash:
a210d369311aa4d709dc962c634174738576907e
Link:
https://www.unpac.me/results/42bb9e75-0872-4f6b-8ef8-4bc4ce46cf9c/
SH256 hash:
8b345f73d84e6fc765d7907aaa33d844ef2c180024baeaa53ff895bab8e19356
MD5 hash:
993fb72d47fa3968e485f761b7a2456f
SHA1 hash:
776297b1576edbcaf286de78f836f19c5fc3de90
Link:
https://www.unpac.me/results/42bb9e75-0872-4f6b-8ef8-4bc4ce46cf9c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8b345f73d84e6fc765d7907aaa33d844ef2c180024baeaa53ff895bab8e19356

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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.

Cape
Cape
https://www.capesandbox.com/analysis/125820/

Comments