MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c
SHA3-384 hash: a23b923a250093e9039c0545d3d4083086d481fa47ad39570b327bcf496e296e818053c922d0653306cbbeadbad76b12
SHA1 hash: 5d27d9ab29f9bc918b3a0c6ff6e395f074f2f853
MD5 hash: d3301e432e44d8714c204e76d4ae1dd7
humanhash: item-undress-shade-white
File name:28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c
Download: download sample
Signature AgentTesla
Create hunting rule
File size:672'256 bytes
First seen:2023-05-14 09:57:36 UTC
Last seen:Never
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:ZtZ4s9CcqGzKXjogFrxgpNAf7L7cGR3YA8FMHrsoO0GLpbhegQVt:ZtZ43cd+XEO6G7LQGnRHrsd0Q1
Threatray 2'867 similar samples on MalwareBazaar
TLSH T119E4AD535065CE5FFE2ADBB090B4FF45B6F1F07360D194242BB921C9CAA9F021E8D52A
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter petikvx
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c
Verdict:
Suspicious activity
Analysis date:
2023-05-14 10:04:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3a29fb76-1b4b-4cb9-a4dc-cf5dfcb47fa2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/389338/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.66719261.26486.31228.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
Link:
https://www.filescan.io/uploads/6460b0b1f571536d03113ab8/reports/c8c90366-8a29-4f63-841b-154aeaa3d0b0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/04cde997-d56e-451d-93de-e4fc3c1e2c0c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1232780
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 865759 Sample: tvtc6P51P6.exe Startdate: 14/05/2023 Architecture: WINDOWS Score: 100 33 www.nashexshop.com 2->33 35 shops.myshopify.com 2->35 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 6 other signatures 2->49 11 tvtc6P51P6.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\tvtc6P51P6.exe.log, ASCII 11->31 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 tvtc6P51P6.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 3 6 15->18 injected process9 dnsIp10 37 www.bathroomconnectsupreme.com 104.21.56.250, 49701, 80 CLOUDFLARENETUS United States 18->37 39 www.lifeofthobes.uk 18->39 41 2 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 cmmon32.exe 18->22         started        25 autofmt.exe 18->25         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2023-04-28 12:28:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
25 of 37 (67.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fdb744kvsj6losbk7pszyjizhindjblmviuwz3ar7gruatpthv6a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
10e1fd083fbaa700f1580863bc6bdc928fff23f2edc479c6a8d4e3d7ff57926c
AgentTesla
2799249b9775bcf4a66a5f7fc52a40959815b1bb4b2b882b4f1e57d5dec406c1
AgentTesla
7428f76122fbba77322e7338dafb21a613cbcc104f5af85c026b350c2d426f23
AgentTesla
79d20833e8b6c58ece93da20c2c927565e26198e5a6c802cbf5b559429eb4a94
AgentTesla
87d3bbd8edcab168832890e4d362542e2be35fe286ce9a2ebeeb8216d08cca0f
AgentTesla
896d0711b287b0914d88b93ff8d06623c60f45b405e12cbc34a406e09942a577
AgentTesla
a79e68bc2d8643ff603ce0333efb343924760abc43edcc450c124fe4b9142c75
AgentTesla
a85d2aa65e5b5d69769ff7dd1a63e90de9bd7f96a76fa96c52137587b63d1016
AgentTesla
c643ce9cf3045a605b3ed588dc7e992de791468c841013fcdb310e751b237ad3
AgentTesla
df810d99cd1588f21a80f27dc691efb44083567f1385978dad10611858bad134
AgentTesla
+ 2'857 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:btrd rat spyware stealer trojan
Link:
https://tria.ge/reports/230514-lzg7zabe46/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
dc1640a58e9fea5bfa7f6345a1c4c30b240225cc63f34fdb389af6ece1c5a007
MD5 hash:
b80e4dff0fc7c0b2fc2455aee3273485
SHA1 hash:
2e8ecd4015704c7fa7cd039accf3dd4c6547ca63
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/6deb0e91-7fa5-41ea-848f-9997321f3b48/
Parent samples :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 hash:
01a838dfb6bc315609865e1143e988383d24563f8ad6ff5a7e53b7ac0631ca4b
MD5 hash:
b6bb9a13ac93c7292461059a31f0dfdf
SHA1 hash:
deb363ac717e4bff9aeb3a092185de79f24bd830
Link:
https://www.unpac.me/results/6deb0e91-7fa5-41ea-848f-9997321f3b48/
SH256 hash:
af0925e4c632166ff87032bc43ea4f85a3805db3782a49724d125f44c0731114
MD5 hash:
b9897ba5e468e516e162fd3790a9ddbc
SHA1 hash:
db264c796e4a36a45af11e8a7bf71cf0dadce0f0
Link:
https://www.unpac.me/results/6deb0e91-7fa5-41ea-848f-9997321f3b48/
SH256 hash:
b3659c984f7377194436ffe61654c654d48952954801374557833493515a54a4
MD5 hash:
75015ff17f6bbd55f6039163a25d673f
SHA1 hash:
b54db4322bd1ad1be8afed9a0c9c170375c66e00
Link:
https://www.unpac.me/results/6deb0e91-7fa5-41ea-848f-9997321f3b48/
SH256 hash:
e5518e76f14e87bcc58a705c6f8f3a686cbffefc0e55985d17a067adfddf3688
MD5 hash:
920a2854e9c183ad2ef7d5543c296d38
SHA1 hash:
2c20da753bdf6f1a46261e2c132dd42f75c94229
Link:
https://www.unpac.me/results/6deb0e91-7fa5-41ea-848f-9997321f3b48/
SH256 hash:
28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c
MD5 hash:
d3301e432e44d8714c204e76d4ae1dd7
SHA1 hash:
5d27d9ab29f9bc918b3a0c6ff6e395f074f2f853
Link:
https://www.unpac.me/results/6deb0e91-7fa5-41ea-848f-9997321f3b48/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c

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.

Web download

AgentTesla

Executable exe 28c3fe7155927cb7482afbe59c25193a1a34856caa296cec11f9a3404df33d7c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2614338/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/389338/

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