MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f. 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: 16


Intelligence 16 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f
SHA3-384 hash: aad438f5e857ff11efc7cc24101d16fc9ab769681aebc932a179b3a05a4272824e468f693c10351419b03582b25fd9e8
SHA1 hash: 51a27b9a6be6ce10194de4f4b0f4c608971361cf
MD5 hash: c993adb7c40cb35a1889ac7209c54fb3
humanhash: gee-vermont-hawaii-diet
File name:Shipping Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:825'856 bytes
First seen:2023-06-13 08:44:23 UTC
Last seen:2023-06-19 14:10:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:nnJ1mOV/NOabvOomrjTw+ZZdgkn+pKtbT:nJUOV/NOaPmrjTPZdxn+49
Threatray 2'610 similar samples on MalwareBazaar
TLSH T1CB05F12C63AA8B4EC4BA7BFD5D649630D3F95E563133D34A4ED334EA9C35B4048906A3
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 TeamDreier
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
286
Origin country :
DK DK
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Shipping Documents.exe
Verdict:
Malicious activity
Analysis date:
2023-06-13 08:48:48 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5e767061-fafa-4bc3-816e-a8267b9aeb6f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/398164/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
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
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin packed
Link:
https://www.filescan.io/uploads/64882c959f45f940f553bd4f/reports/4fd4b543-d25a-40d5-bb06-f57d214e2b6c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f
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:
Malicious
Link:
https://analyze.intezer.com/analyses/0c2fe273-2c5c-4407-945d-924ae686bc19
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1253456
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Sample uses string decryption to hide its real strings
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 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
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 886476 Sample: Shipping_Documents.exe Startdate: 13/06/2023 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 9 other signatures 2->49 7 Shipping_Documents.exe 7 2->7         started        11 eTIWeRebrKNSJ.exe 5 2->11         started        process3 file4 33 C:\Users\user\AppData\...\eTIWeRebrKNSJ.exe, PE32 7->33 dropped 35 C:\...\eTIWeRebrKNSJ.exe:Zone.Identifier, ASCII 7->35 dropped 37 C:\Users\user\AppData\Local\...\tmp6050.tmp, XML 7->37 dropped 39 C:\Users\user\...\Shipping_Documents.exe.log, ASCII 7->39 dropped 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->51 53 Uses schtasks.exe or at.exe to add and modify task schedules 7->53 55 Adds a directory exclusion to Windows Defender 7->55 13 Shipping_Documents.exe 15 7 7->13         started        17 powershell.exe 21 7->17         started        19 schtasks.exe 1 7->19         started        21 Shipping_Documents.exe 7->21         started        57 Multi AV Scanner detection for dropped file 11->57 23 eTIWeRebrKNSJ.exe 11->23         started        25 schtasks.exe 1 11->25         started        signatures5 process6 dnsIp7 41 api.telegram.org 149.154.167.220, 443, 49713, 49714 TELEGRAMRU United Kingdom 13->41 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->59 61 Tries to steal Mail credentials (via file / registry access) 23->61 63 Tries to harvest and steal browser information (history, passwords, etc) 23->63 31 conhost.exe 25->31         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f/
Threat name:
ByteCode-MSIL.Trojan.Spynoon
Create hunting rule
Status:
Malicious
First seen:
2023-06-12 06:20:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wefm2cb5dtz753o3kztccfvsn5md2vif7dd7nj2gyci2kseven7q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1b9a2dc6ca050349b9b0f180706742b64e734eb334c02afd87d7108eff1d4ec8
AgentTesla
1e4e6f879c91134b7c43908db07baef61a2d3a57b60e61cbe2b1a881c8b30dec
AgentTesla
2e7ca0ae22bdc084dbdc5672fc1d6f858d935e03866da20c898d6e69222aa32c
AgentTesla
31fae40dd922e63fd26099fa13a7b790c23e529439ea701a15b5c1c168da23f4
AgentTesla
8aead2c3d3796d348dc61029023a5679f2ef747c8ce155a767d5e47280e5ec26
AgentTesla
aa23406d036894ae210e0531e6014c1377bdb409619cde6143e69d0a8dc7b85b
AgentTesla
de4e83422e4f28ede29ee71e76da0bafc7436f8a18d4845eda47be1a4e3ec2b8
AgentTesla
ff927067632cbc9312282420e5ed0e75505e871970b76c169cd57f0ca52c3d84
AgentTesla
+ 2'600 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/230613-knqvasfe67/
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
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
Malware Config
C2 Extraction:
https://api.telegram.org/bot6284958682:AAFqhG3qHKFjAq48ezySmL8vRDzlw2Jx9s8/
Unpacked files
SH256 hash:
c440617e04a50ced73c8ab992cbe8d8954a3e41f21f046ee9d1f2a41ea9b416d
MD5 hash:
9390df6c9a6111978dee5414bc42eda6
SHA1 hash:
d3cb1c366b9e466afa93eb369838a04d30777795
Link:
https://www.unpac.me/results/b51345d2-233c-45b6-a569-62e6950b0384/
SH256 hash:
f8dbc6077f6b01c6eec334061d687ff1b291a2aa5513cf1e0b5bde4a8dbc5588
MD5 hash:
15aab611795bcbf2758052944013be1a
SHA1 hash:
772a1002b111e117cf3b1e9f0cabda4894777399
Link:
https://www.unpac.me/results/b51345d2-233c-45b6-a569-62e6950b0384/
SH256 hash:
2eb23c8f326925cbe6139cbf90b9f1fab05e84e2c8925192e95a744e12178bac
MD5 hash:
ba809b87f8c6d062ce70f848b1d4b2b9
SHA1 hash:
55f946cc52e73a5794d50cdad93ac23114310af7
Link:
https://www.unpac.me/results/b51345d2-233c-45b6-a569-62e6950b0384/
SH256 hash:
86bd94487997fd9cb993061505fffdb02faaa5b44521540396fcea96ee1368eb
MD5 hash:
aebd2f6dbe3a56281465dfa1271ebd33
SHA1 hash:
27ce3037767a70b4ddf44625298dfb731abc102e
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/b51345d2-233c-45b6-a569-62e6950b0384/
Parent samples :
2e7ca0ae22bdc084dbdc5672fc1d6f858d935e03866da20c898d6e69222aa32c
b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f
34aec3150cf9223ed01affd209dd7d38921df970617035adffef727424f6e7a3
SH256 hash:
bc19ffe7aeadc4c6896fe00f133beed174b434d0a091c10c7fb3cc6662ac6e5e
MD5 hash:
69cc0e58cfb2dc03660ec3ff1c172c60
SHA1 hash:
17cc18fa686c9eabc9ed84180908e91b8b9d1c59
Link:
https://www.unpac.me/results/b51345d2-233c-45b6-a569-62e6950b0384/
SH256 hash:
b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f
MD5 hash:
c993adb7c40cb35a1889ac7209c54fb3
SHA1 hash:
51a27b9a6be6ce10194de4f4b0f4c608971361cf
Link:
https://www.unpac.me/results/b51345d2-233c-45b6-a569-62e6950b0384/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b10acd083d1c/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/b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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

Executable exe b10acd083d1cf3feeddb56662116b26f583d5505f8c7f6a746c091a54895237f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/398164/

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