MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab68e2437b34af8e6c52602baa89e3bf922a094107f88fb1e9825b45c16ae4c0. 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: 12


Intelligence 12 IOCs YARA 8 File information Comments

SHA256 hash: ab68e2437b34af8e6c52602baa89e3bf922a094107f88fb1e9825b45c16ae4c0
SHA3-384 hash: f0671dcbeadfa64d8e1bf74607cbebe7f64c8e6a46ed8c1e5ff7fe30169c1fdcda2605f57020ba74276e6c8e38d4fb3a
SHA1 hash: 1b2a5f1536b70f0e0d15fd8d269a61334dd5edb2
MD5 hash: ea32c322d9eca51e2471baf9af164eb6
humanhash: aspen-artist-delaware-wyoming
File name:REVISED OFFER.exe
Download: download sample
Signature AgentTesla
File size:945'664 bytes
First seen:2021-10-01 08:52:08 UTC
Last seen:2021-10-01 10:32:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:jx+5nP2iN2anBGdj82OTAHL/XwSE+dhmlHrn5dAXgz2Ry:jxWP1l6j82vj3EmebvADRy
Threatray 10'552 similar samples on MalwareBazaar
TLSH T15F158B394D2682F787EEC62CD08C1BCEDEA6A4837B919F1EC496D7C6025770BE49845C
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
REVISED OFFER.exe
Verdict:
Malicious activity
Analysis date:
2021-10-01 20:11:33 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
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
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Signature
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 495033 Sample: REVISED OFFER.exe Startdate: 01/10/2021 Architecture: WINDOWS Score: 84 24 mail.aldhiyafainteriors.com 2->24 26 Found malware configuration 2->26 28 Yara detected AgentTesla 2->28 30 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 2->30 32 3 other signatures 2->32 8 REVISED OFFER.exe 6 2->8         started        signatures3 process4 file5 20 C:\Users\user\AppData\Local\...\tmpBDC4.tmp, XML 8->20 dropped 22 C:\Users\user\AppData\...\pdqARsqlRJFqu.exe, PE32 8->22 dropped 34 Injects a PE file into a foreign processes 8->34 12 schtasks.exe 1 8->12         started        14 REVISED OFFER.exe 2 8->14         started        16 REVISED OFFER.exe 8->16         started        signatures6 process7 process8 18 conhost.exe 12->18         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-10-01 08:53:05 UTC
AV detection:
8 of 45 (17.78%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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:
d5e4c6bfacb9d4126375f2d15b7be8e7c10a1158bb828a9dd2d6a3b815fce398
MD5 hash:
31008afab70e681a46b9b077d725f389
SHA1 hash:
ad8d5fc90255b44e00bd04c569bb94437186a1c6
SH256 hash:
f49d9e287426987a9617212fbd09da8a53e3875a998989744006e3da2160ba58
MD5 hash:
0cb8f51712ef5f1477de73a94e52f89e
SHA1 hash:
80bf13d5e71a5e88d1d4643e5caf23360cd2213b
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
SH256 hash:
ab68e2437b34af8e6c52602baa89e3bf922a094107f88fb1e9825b45c16ae4c0
MD5 hash:
ea32c322d9eca51e2471baf9af164eb6
SHA1 hash:
1b2a5f1536b70f0e0d15fd8d269a61334dd5edb2
Malware family:
Agent Tesla v3
Verdict:
Malicious
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
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 ab68e2437b34af8e6c52602baa89e3bf922a094107f88fb1e9825b45c16ae4c0

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

Comments