MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28da4dc581a7a99fddff8eef31876687c6c64a0564c35f1b9bab984fc9c9160c. 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: 28da4dc581a7a99fddff8eef31876687c6c64a0564c35f1b9bab984fc9c9160c
SHA3-384 hash: b6db408dd647ad2a85117177de3818aeca37ccff354d0449c91900cfb2a6281747d552a91d8c677024ff9bc105b7743d
SHA1 hash: a021363c230f34385cd9833e9226c41033554559
MD5 hash: 37fc2dd0e03f8c08ab76ac604706d69a
humanhash: jig-berlin-paris-yellow
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:980'480 bytes
First seen:2022-12-01 09:07:15 UTC
Last seen:2022-12-01 10:29:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:3vqH9EG+TVdQruxRnaoQ3WUTiwAAgEEY4:Y9EGkzxxabGUTQp
Threatray 5'258 similar samples on MalwareBazaar
TLSH T1C7257C62C7B1C906F93388EDA2DC6B514CA811C149A84949CD633E905E79C6FF4FC9FA
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 cocaman
Tags:AgentTesla exe payment

Intelligence

File Origin
# of uploads :
3
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
SOA.exe
Verdict:
Malicious activity
Analysis date:
2022-12-01 09:08:06 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/9c5a64f7-87a1-4bcc-9096-84aee9bdb7e6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/341041/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1701.7322.23371.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
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 from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63886ef4ba51a7caf9a83d3d/reports/1741dec8-8902-46e9-acf4-e7a575597301/overview
Result
Verdict:
UNKNOWN
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/ce94fecd-5c82-4cdb-accd-8606149699bf
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1125138
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Contains functionality to capture screen (.Net source)
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
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 757860 Sample: SOA.exe Startdate: 01/12/2022 Architecture: WINDOWS Score: 100 41 Malicious sample detected (through community Yara rule) 2->41 43 Sigma detected: Scheduled temp file as task from temp location 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 7 other signatures 2->47 7 SOA.exe 7 2->7         started        11 YwnHuyqwPjovlz.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\...\YwnHuyqwPjovlz.exe, PE32 7->33 dropped 35 C:\...\YwnHuyqwPjovlz.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmpF504.tmp, XML 7->37 dropped 39 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 7->39 dropped 49 Uses schtasks.exe or at.exe to add and modify task schedules 7->49 51 Writes to foreign memory regions 7->51 53 Allocates memory in foreign processes 7->53 55 Adds a directory exclusion to Windows Defender 7->55 13 powershell.exe 19 7->13         started        15 RegSvcs.exe 2 7->15         started        17 schtasks.exe 1 7->17         started        57 Multi AV Scanner detection for dropped file 11->57 59 Machine Learning detection for dropped file 11->59 61 Injects a PE file into a foreign processes 11->61 19 schtasks.exe 11->19         started        21 RegSvcs.exe 11->21         started        signatures5 process6 process7 23 conhost.exe 13->23         started        25 WerFault.exe 24 9 15->25         started        27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        31 WerFault.exe 21->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28da4dc581a7a99fddff8eef31876687c6c64a0564c35f1b9bab984fc9c9160c/
Threat name:
ByteCode-MSIL.Trojan.RealProtect
Create hunting rule
Status:
Malicious
First seen:
2022-12-01 07:46:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fdne3rmbu6uz7xp7r3xtdb3gq7dmmsqfmtbv6g43vome7sojcyga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
08147a0de0bb290829a48536b659527ee1a3c6017df1d1d911f79fd76c0ff859
AgentTesla
4a18558d47715d4869b75f738052786c8b85681aea3ff093002cd6b9dfd55c1c
AgentTesla
63455805dccef839a74b781e13ad519160d0e0db6ef96af2cdf2e74de51be7ea
AgentTesla
7984714891615a64abddf226ae3538409f5554abcd6513ca58eaeb39c636e046
AgentTesla
9956578575d6a02fe626c9eaf6e82e82da95e5d0fb3f67e3ad5c5c24633dca47
AgentTesla
a0ff80b35d216e7d45a53f69f961f1d52a8d5c5f74786bae368168e53d6ff073
AgentTesla
ba9013c23988b787a28abf3dc0c0f1599372967e4bd9b7abd24280180d5843ba
AgentTesla
e3f743fb706abf616add3cf15faa3ebcb36b14c400952afd37485176e71eaa32
AgentTesla
+ 5'248 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/221201-k3xw6agf7z/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e621161e-a664-4955-9a29-890ca7da7cf5
Unpacked files
SH256 hash:
3624268b1bf67fd3f560f345e5171f3a2f8968a776c23816ea76fc0ef41b0f03
MD5 hash:
1619753b625e58c25b73fbf1f0bff482
SHA1 hash:
c0d7922bdbc10ef0ee1606a40c2dedd22cb180d4
Link:
https://www.unpac.me/results/31e0f814-0436-45cf-a592-a9ab64dd5cde/
SH256 hash:
71f66c1866d7710dbc2ffdb850bcdd335dbef54062782b8dfcd447317d211cc2
MD5 hash:
9d79b5fa841a0bc46ec26135164f3072
SHA1 hash:
865f8264e4a8950f5da22dc2cfadf1e62b0ae4e2
Link:
https://www.unpac.me/results/31e0f814-0436-45cf-a592-a9ab64dd5cde/
SH256 hash:
eb3dfbdb0fad10f51eec48f8254b739e5d12b973d30c354241f6b27b6c6854ee
MD5 hash:
73a61034ec78588396d70fd1bf964e23
SHA1 hash:
7937c264bff1e40c4bb95dcc954ed1464a72bab8
Link:
https://www.unpac.me/results/31e0f814-0436-45cf-a592-a9ab64dd5cde/
SH256 hash:
340ba2312d5cdfc3d89f3f35f627187dcb406e5afea134bc76b04f52f4285df3
MD5 hash:
85f9290aa8900e9fd74b01ee23125706
SHA1 hash:
310eb5e4aea5471b74a6385f1da283b9d8e3d698
Link:
https://www.unpac.me/results/31e0f814-0436-45cf-a592-a9ab64dd5cde/
SH256 hash:
6085eb1db7d2ad3760f9f20be7a04bff81a361a21144f655711b2842c801f3bf
MD5 hash:
7a57f7837f9ea6682957f9453eddfe56
SHA1 hash:
2bce8a66a211892d2709b34a88512c3e66826be8
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/31e0f814-0436-45cf-a592-a9ab64dd5cde/
SH256 hash:
28da4dc581a7a99fddff8eef31876687c6c64a0564c35f1b9bab984fc9c9160c
MD5 hash:
37fc2dd0e03f8c08ab76ac604706d69a
SHA1 hash:
a021363c230f34385cd9833e9226c41033554559
Link:
https://www.unpac.me/results/31e0f814-0436-45cf-a592-a9ab64dd5cde/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/28da4dc581a7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/28da4dc581a7a99fddff8eef31876687c6c64a0564c35f1b9bab984fc9c9160c

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 e10abc8c60c97545194b980822a27748fa27c0e042a161a85c662df8743a697c

AgentTesla

Executable exe 28da4dc581a7a99fddff8eef31876687c6c64a0564c35f1b9bab984fc9c9160c

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 e10abc8c60c97545194b980822a27748fa27c0e042a161a85c662df8743a697c
Cape
Cape
https://www.capesandbox.com/analysis/341041/
  
Dropped by
MD5 c4d4a68fb1ae3ac91fd4455ddc952a31

Comments