MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849
SHA3-384 hash: 286731adaad733f0f4be23c8bf66eacea13cd800665cce8513fbe397f6c3d2d6b20437cdc8a66b0816082cce51dd0d2b
SHA1 hash: b972619af50a5fc6f3e5ff9c58cbd2a17bc46a1d
MD5 hash: b8c31ee527b911264f607209af5f0a8f
humanhash: fix-snake-leopard-edward
File name:Pre-Alert Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:657'408 bytes
First seen:2023-06-27 06:14:58 UTC
Last seen:2023-06-28 14:06:28 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 12288:M5dPG2fjXbY+j1AtUSIe70gKPbfA4g+6UyrEx2rQt34:03Y/N4NcB+65rw
Threatray 61 similar samples on MalwareBazaar
TLSH T1DCE4373938BD5627D074D7E78FE3F423B278982B3021EA2568C657D5468AF1225C723E
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 cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
262
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Pre-Alert Documents.exe
Verdict:
Malicious activity
Analysis date:
2023-06-27 06:16:57 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/e60d3a88-8d46-493f-9129-f6ffd325e69c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/403108/
Detection(s):
Sanesecurity.Rogue.0hr.20230627-0036.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.Siggen21.731.12166.26599.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Creating a process with a hidden window
Launching a process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/649a7e6807c2007b16e6ec58/reports/f9eb3015-86b8-4916-a545-db70b21f22e8/overview
Verdict:
Malicious
Labled as:
Ser.Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849
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/a9a58a3c-cd89-400b-b2f2-ad1f03efb1e3
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1261827
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 894847 Sample: Pre-Alert_Documents.exe Startdate: 27/06/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Sigma detected: Scheduled temp file as task from temp location 2->49 51 9 other signatures 2->51 7 Pre-Alert_Documents.exe 7 2->7         started        11 UPgnadU.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\Roaming\UPgnadU.exe, PE32 7->35 dropped 37 C:\Users\user\...\UPgnadU.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmp63D9.tmp, XML 7->39 dropped 41 C:\Users\user\...\Pre-Alert_Documents.exe.log, ASCII 7->41 dropped 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->53 55 Uses schtasks.exe or at.exe to add and modify task schedules 7->55 57 Adds a directory exclusion to Windows Defender 7->57 13 Pre-Alert_Documents.exe 15 2 7->13         started        17 powershell.exe 19 7->17         started        19 powershell.exe 21 7->19         started        21 schtasks.exe 1 7->21         started        59 Multi AV Scanner detection for dropped file 11->59 61 Machine Learning detection for dropped file 11->61 63 Injects a PE file into a foreign processes 11->63 23 UPgnadU.exe 14 2 11->23         started        25 schtasks.exe 1 11->25         started        signatures5 process6 dnsIp7 43 api.telegram.org 149.154.167.220, 443, 49701, 49702 TELEGRAMRU United Kingdom 13->43 27 conhost.exe 17->27         started        29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        65 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->65 67 Tries to steal Mail credentials (via file / registry access) 23->67 69 Tries to harvest and steal browser information (history, passwords, etc) 23->69 33 conhost.exe 25->33         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-06-26 15:41:36 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tnmhrj4lypqpyk7ttzdquavxoue62wjv74itsjypxdavcweutbeq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
4644d82860cef54c8cd84971e923baa8ddc0347375701c7dbf5a884bb1c5771c
AgentTesla
6511b8de737137d9209598f8120c06deae656eaa9d555d8fad4b00ccb1456e16
AgentTesla
7c8f766c92bb04f1a2ea22e8a3fa91909bbb2c918c67a957aa956cc901488e56
AgentTesla
912e8de60b256356d9d56d77bd1441e5b7692af26fb320e7645bf5edde861baf
AgentTesla
ade8f786a08406ad3d3bfe39b0807cbdb1182cfc60d205af6709b532d5f0574d
AgentTesla
b02a05196ec846bffbd82d74bb23dc20702bb82b5c3895bff1cd80672a9bbcaa
AgentTesla
b2c1a9091f518029dbac23fab825be576244e2b8d07a82fea5b93778072dd6c7
AgentTesla
b4808e6181c33178c778467beec7f8ce933b0ba767c4a78821e95776a0655e6c
AgentTesla
e72d57159b747a02fd3cce2377fa22b1937603900c82bc9b2780f0aa2747005b
AgentTesla
+ 51 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/230627-gzw9nsdc35/
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/bot5515611206:AAEcQSX8hXHOAxSYr8KUdLxGF5eqw4FRXoA/
Unpacked files
SH256 hash:
1e7aa2c63467920e1f1ca449952e411e273dba0923d8513e840354e314cd463f
MD5 hash:
50b8466f02b4d7d9f758d9edcbc1a96e
SHA1 hash:
c643de3f4c9369a84d2a36ede71bd9ad4893442a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
Parent samples :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 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
4d7b9465baf1899cf739ff939db62cdb174d1d6a6fde6015436ffa9f3061a00e
MD5 hash:
f4132fab43323a0088d88ef11515af75
SHA1 hash:
5c122e0509361a189449065d78d2fdaf28f47826
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
b82e037542f253e00ae207c5cbb26d6f99117153523097497df07ba5c9757a23
MD5 hash:
2dd2938d871fec1342cd01eeeb0379d8
SHA1 hash:
0c3f3bc77cce4d0252e6fb124f87c792e83bb0fd
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
1e7aa2c63467920e1f1ca449952e411e273dba0923d8513e840354e314cd463f
MD5 hash:
50b8466f02b4d7d9f758d9edcbc1a96e
SHA1 hash:
c643de3f4c9369a84d2a36ede71bd9ad4893442a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
Parent samples :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 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
4d7b9465baf1899cf739ff939db62cdb174d1d6a6fde6015436ffa9f3061a00e
MD5 hash:
f4132fab43323a0088d88ef11515af75
SHA1 hash:
5c122e0509361a189449065d78d2fdaf28f47826
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
b82e037542f253e00ae207c5cbb26d6f99117153523097497df07ba5c9757a23
MD5 hash:
2dd2938d871fec1342cd01eeeb0379d8
SHA1 hash:
0c3f3bc77cce4d0252e6fb124f87c792e83bb0fd
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
1e7aa2c63467920e1f1ca449952e411e273dba0923d8513e840354e314cd463f
MD5 hash:
50b8466f02b4d7d9f758d9edcbc1a96e
SHA1 hash:
c643de3f4c9369a84d2a36ede71bd9ad4893442a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
Parent samples :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 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
4d7b9465baf1899cf739ff939db62cdb174d1d6a6fde6015436ffa9f3061a00e
MD5 hash:
f4132fab43323a0088d88ef11515af75
SHA1 hash:
5c122e0509361a189449065d78d2fdaf28f47826
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
b82e037542f253e00ae207c5cbb26d6f99117153523097497df07ba5c9757a23
MD5 hash:
2dd2938d871fec1342cd01eeeb0379d8
SHA1 hash:
0c3f3bc77cce4d0252e6fb124f87c792e83bb0fd
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
1e7aa2c63467920e1f1ca449952e411e273dba0923d8513e840354e314cd463f
MD5 hash:
50b8466f02b4d7d9f758d9edcbc1a96e
SHA1 hash:
c643de3f4c9369a84d2a36ede71bd9ad4893442a
Detections:
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
Parent samples :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 hash:
867c70bd4fb8c0b35a98109c398d54c47d3042dca3e91fad56a4449fca9bbec3
MD5 hash:
ddc8615f9751995ed3950b1ca6977412
SHA1 hash:
62350c8523f0ff5cda8979330237c66c19d27c74
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
4d7b9465baf1899cf739ff939db62cdb174d1d6a6fde6015436ffa9f3061a00e
MD5 hash:
f4132fab43323a0088d88ef11515af75
SHA1 hash:
5c122e0509361a189449065d78d2fdaf28f47826
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
b82e037542f253e00ae207c5cbb26d6f99117153523097497df07ba5c9757a23
MD5 hash:
2dd2938d871fec1342cd01eeeb0379d8
SHA1 hash:
0c3f3bc77cce4d0252e6fb124f87c792e83bb0fd
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
SH256 hash:
9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849
MD5 hash:
b8c31ee527b911264f607209af5f0a8f
SHA1 hash:
b972619af50a5fc6f3e5ff9c58cbd2a17bc46a1d
Link:
https://www.unpac.me/results/d38a5345-64a1-45bc-aab1-ee549d211602/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9b5878a78bc3/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/9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849

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 5065fb3a28f67d9a310e3ef3a8e48b23186af3935e2192e8558602e2515de130

AgentTesla

Executable exe 9b5878a78bc3e0fc2bf39e470a02b77509ed5935ff1139270fb8c15158949849

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 5065fb3a28f67d9a310e3ef3a8e48b23186af3935e2192e8558602e2515de130
Cape
Cape
https://www.capesandbox.com/analysis/403108/
  
Dropped by
MD5 67ab869ae2756b7a999981368873111b

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