MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163. 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: 7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163
SHA3-384 hash: 503d123354b299514997af9e88a29a2ad8d2f0602b09192f6bd98514ed7a32af7889dee81614b7e95664d12e12b00243
SHA1 hash: a55cc7523c383611540e1a601208b82d127a70a6
MD5 hash: d770374ef8813698dca9116ac9d677b9
humanhash: oklahoma-finch-bravo-salami
File name:SecuriteInfo.com.Win32.TrojanX-gen.13674.13105
Download: download sample
Signature AgentTesla
Create hunting rule
File size:941'056 bytes
First seen:2023-10-18 20:03:52 UTC
Last seen:2023-10-19 18:30:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:LOo53bDrftmBg3ARMCJks13bRkd2mL/IpwwT0J:aS3bDrVb3yMCJkuLytSwwT0
Threatray 312 similar samples on MalwareBazaar
TLSH T102156B7D1DF88227B978DAA6DFA4C432F0A1D6EBF9624D2AD0D746418702903B4C71BD
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
323
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.TrojanX-gen.13674.13105
Verdict:
Malicious activity
Analysis date:
2023-10-18 20:16:13 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/f15d1e3d-63f6-46cf-8adb-81bade1a73ec

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.13674.13105.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65303a3110dbe5fb92ce13c3/reports/1cd54f94-445b-404a-b415-466a0f7463b2/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163
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:
Unknown
Link:
https://analyze.intezer.com/analyses/2d6cc6dd-7124-40ca-a062-e3f4167c17a0
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
n/a
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1328332
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Installs a global keyboard hook
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 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 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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1328332 Sample: SecuriteInfo.com.Win32.Troj... Startdate: 18/10/2023 Architecture: WINDOWS Score: 100 38 mail.cesi.ma 2->38 40 cesi.ma 2->40 42 2 other IPs or domains 2->42 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Sigma detected: Scheduled temp file as task from temp location 2->52 54 9 other signatures 2->54 8 SecuriteInfo.com.Win32.TrojanX-gen.13674.13105.exe 7 2->8         started        12 YXWScffWB.exe 5 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Roaming\YXWScffWB.exe, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\Temp\tmpE90.tmp, XML 8->36 dropped 56 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->56 58 Uses schtasks.exe or at.exe to add and modify task schedules 8->58 60 Adds a directory exclusion to Windows Defender 8->60 14 SecuriteInfo.com.Win32.TrojanX-gen.13674.13105.exe 15 2 8->14         started        18 powershell.exe 19 8->18         started        20 schtasks.exe 1 8->20         started        26 2 other processes 8->26 62 Multi AV Scanner detection for dropped file 12->62 64 Machine Learning detection for dropped file 12->64 22 YXWScffWB.exe 14 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 44 api4.ipify.org 64.185.227.156, 443, 49708, 49710 WEBNXUS United States 14->44 46 cesi.ma 94.23.120.110, 26, 49709, 49711 OVHFR France 14->46 66 Installs a global keyboard hook 14->66 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        68 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->68 70 Tries to steal Mail credentials (via file / registry access) 22->70 72 Tries to harvest and steal browser information (history, passwords, etc) 22->72 32 conhost.exe 24->32         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163/
Threat name:
ByteCode-MSIL.Trojan.RemLoader
Create hunting rule
Status:
Malicious
First seen:
2023-10-18 20:04:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oeupkxkldoizhif5r25on2rjjeppmgnxtwbt47hbyfonsh2hefrq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
156aae9a22259a3682fff3d9a904dc443bbf6fd77192092ae5e3a9fed9cc792d
AgentTesla
1f508794b33e17edc44eda815b6e76d7f55083d8225340885554b26c8450c95c
AgentTesla
3668bfda289003db294d1a1cd542ae1779810daab317fbed4165c1b422f20c31
AgentTesla
5ca6d298c6d1b95e2d810bf3906b55355416d88c05c17d4094f87924db898c7e
AgentTesla
6acdfc7d8365b4e70685394907a60e18eac1c115c7699b364ebaa22e9c2183f9
AgentTesla
7317ce7a3ef968e23d55fc137f133f26864a6efc47dc1f10896ab6c4cf67ada2
AgentTesla
9aecf5734ff36e456fd5a50650b083c1d521d36212c0a440ec6202fc00d14380
AgentTesla
f194c468d6650ca2579c1adfdb03ab2bfd5d0f6a0c324e97d5651e1514ea93b5
AgentTesla
f4db8a1f981a33479e7ee3013aa87145041d97e0c82083c78c508a6d41820f09
AgentTesla
+ 302 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/231018-ys8skaca89/
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
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
b1270dc9ec3f22c6fd2296239426ac7c48589589580d4a1b3da8188920b22a63
MD5 hash:
5c904da8528cfb1b87b15a6aa7c059cd
SHA1 hash:
f0a192969485d1bc34bf52adf37d9c20176d6b85
Link:
https://www.unpac.me/results/e7e5c792-1831-4017-8364-f5551c5be616/
SH256 hash:
2c8a1d1f485f420d8dd2284536b2cce5d11003d902d7534308fef4b483a491d3
MD5 hash:
f53ff4ca58e5ec67485f68713b32bfa9
SHA1 hash:
d4a2980670d7a0046c0fa0b60614fbcbb2053896
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/e7e5c792-1831-4017-8364-f5551c5be616/
Parent samples :
2dcb2f77dff501d237caa92dbc27955cf5c1b28ab28148a97a5ed69f2dda1e24
bba7c77c8215b39da031e76f3783c38d54b863750ba0794ac63477c50606061b
f4db8a1f981a33479e7ee3013aa87145041d97e0c82083c78c508a6d41820f09
7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163
SH256 hash:
de59c3246c72163cfc5d3b5a8aec72ec6a585893a6c7d80fbff35238aabe6027
MD5 hash:
c3b2bcacf04baacd6daae4cf4896872c
SHA1 hash:
b7815d4d77ea49e493898d9ce06061e2c9c83feb
Link:
https://www.unpac.me/results/e7e5c792-1831-4017-8364-f5551c5be616/
SH256 hash:
ed278807068709bcc74ef7d01ce46682b64d8ec9c8466dc8aaeb92ed75495aaa
MD5 hash:
51e85d063788811778e570139e28ac5a
SHA1 hash:
b3a9f24d4d25c91058e6c1f91e07219423b428fa
Link:
https://www.unpac.me/results/e7e5c792-1831-4017-8364-f5551c5be616/
SH256 hash:
2db16a73eb841c2893313528c3fa0f06f287165d9908b2e09ebecea5f41f6afb
MD5 hash:
a7109e0eb7999a5dd82f1a71527c813a
SHA1 hash:
4f56f4e146375d4bc281db8ca2a37f2410a95962
Link:
https://www.unpac.me/results/e7e5c792-1831-4017-8364-f5551c5be616/
SH256 hash:
7128f55d4b1b9193a0bd8ebae6ea29491ef619b79d833e7ce1c15cd91f472163
MD5 hash:
d770374ef8813698dca9116ac9d677b9
SHA1 hash:
a55cc7523c383611540e1a601208b82d127a70a6
Link:
https://www.unpac.me/results/e7e5c792-1831-4017-8364-f5551c5be616/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7128f55d4b1b/report/overview.html
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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
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.

Comments