MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c
SHA3-384 hash: 2023ddcec1df6562d33e2a59916cd4edade0b6a4556fc3ea2500a64c2f2f7ce6018cc35241e4ea150872afb3224e89a8
SHA1 hash: d5dc7ff0a918d5e486aebf58a942ce6ddc0df1ce
MD5 hash: 54cab67f3afda1132e032832f0e5f538
humanhash: montana-venus-jig-virginia
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:842'240 bytes
First seen:2022-10-04 06:08:57 UTC
Last seen:2022-10-06 06:17:44 UTC
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:v02iNR6MgW7dFdzQj94Di12tfsjpPP5EhPNcfADqjJ5nX4x:v01XPhT8xWi12tfCd+4njrX
Threatray 19'317 similar samples on MalwareBazaar
TLSH T1A9053A2429EB922CF4B69BF95FC8F8FA8C5BF671252A70F624A143468723E05CDD1135
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
247
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/316334/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
packed
Link:
https://www.filescan.io/uploads/633bce01d089a0c15dd4ef88/reports/88021f66-a73a-4aff-b685-43e0b3dd8bed/overview
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/0e64cca7-33d3-423a-b725-236009d76569
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1082981
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
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)
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
Snort IDS alert for network traffic
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
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 715538 Sample: SOA.exe Startdate: 04/10/2022 Architecture: WINDOWS Score: 100 25 mail.sseximclearing.com 2->25 27 Snort IDS alert for network traffic 2->27 29 Malicious sample detected (through community Yara rule) 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 7 other signatures 2->33 8 SOA.exe 6 2->8         started        signatures3 process4 file5 19 C:\Users\user\AppData\Roaming\UCCgbIVfF.exe, PE32 8->19 dropped 21 C:\Users\user\AppData\Local\...\tmp7F96.tmp, XML 8->21 dropped 23 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 8->23 dropped 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->37 39 Uses schtasks.exe or at.exe to add and modify task schedules 8->39 41 Injects a PE file into a foreign processes 8->41 12 SOA.exe 2 8->12         started        15 schtasks.exe 1 8->15         started        signatures6 process7 signatures8 43 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->43 45 Tries to steal Mail credentials (via file / registry access) 12->45 47 Tries to harvest and steal ftp login credentials 12->47 49 Tries to harvest and steal browser information (history, passwords, etc) 12->49 17 conhost.exe 15->17         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-10-03 18:18:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=texpghijg7trfr5whurajhw7ydhsz5dvtwwzdkjugo6jgw5owgoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
100929f61c1bfa1c7ebf6a2cba25afbeb6af92a2a5426025a060e9edbfa8f063
AgentTesla
326cdcaf9eea476c3c6524858ffda7e9a75f29fa5b6ea12b33565a54b53fefc4
AgentTesla
8866bda657e38af9c233f592a846c0d5d13b064f133a39300b464df023c05baf
AgentTesla
992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c
AgentTesla
a9eb2a9ef48711c9387835f6a67ceeaf683e40b74d3fbd9570b2c5632ea60729
AgentTesla
fcd3ba5e5f78af587c276aa85311f797b47d652dac19566d0702a5065d47c2c1
AgentTesla
+ 19'307 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/221004-gwf4aafbfl/
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f2bdca70-3d53-4121-a39f-d35d682576e2
Unpacked files
SH256 hash:
c354074cfea622ff00579c897a6089deb8cafa4dc8644ba14da3dbb25f27f5d2
MD5 hash:
5a159d9d362b68b02d788291acd2efb7
SHA1 hash:
f90a2cf3bcc480b0203f6a0c00b7f5e434ddbcdc
Link:
https://www.unpac.me/results/91809236-a4c5-4848-b7bf-d4eb200bcad7/
SH256 hash:
3aec419a86c7ef8b3d56a828e6b4c034b35153112ebd0041ddfbf8df37a06e00
MD5 hash:
f1da33554c4f957251e77295d0932fad
SHA1 hash:
7cae02a6206fbb855d2554475c18a619932f9b68
Link:
https://www.unpac.me/results/91809236-a4c5-4848-b7bf-d4eb200bcad7/
SH256 hash:
4f80ddfe49b270f801ab44aa899153bbe2a0fb93abed0f9fc992f74ff6ab4fde
MD5 hash:
f4ba8570299eabf8fe2d02cc1dc0606a
SHA1 hash:
5d7add32313074f5a1e9b4ab379298dee8b6217e
Link:
https://www.unpac.me/results/91809236-a4c5-4848-b7bf-d4eb200bcad7/
SH256 hash:
992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c
MD5 hash:
54cab67f3afda1132e032832f0e5f538
SHA1 hash:
d5dc7ff0a918d5e486aebf58a942ce6ddc0df1ce
Link:
https://www.unpac.me/results/91809236-a4c5-4848-b7bf-d4eb200bcad7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c

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: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.

Malspam

AgentTesla

zip be057c449ced90f0db7e9b2ec47368b4b9f5941eb61edbd614cb530fbcce9aa4

AgentTesla

Executable exe 992ef31d0937e712c7b63d22049edfc0cf2cf4759dad91a93433bc935baeb19c

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 be057c449ced90f0db7e9b2ec47368b4b9f5941eb61edbd614cb530fbcce9aa4
  
Dropped by
SHA256 53a117e0dd98e43b1ad81c3311f407c928efbf1deb84fed82e8c8ecce1eb3ae7
Cape
Cape
https://www.capesandbox.com/analysis/316334/
  
Dropped by
MD5 1268016b92dc3739aff1f38d296e7a3a
  
Dropped by
MD5 2e93046b8266451b4a2c3603ac91eab2

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