MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb
SHA3-384 hash: 7261083645d95a48899162abfc160d864074116d47d0947494ddde270785ed4cd0298f9fa92a7668f230fe7ae6105a4a
SHA1 hash: 0de029c6e9f6c70410a5c31daa8c42b895f86116
MD5 hash: 7b8911452c21667afd4ad7306a6be854
humanhash: jersey-helium-vegan-king
File name:RFQ#20221123.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'176'064 bytes
First seen:2022-11-28 08:41:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:ozzDgh/awUj0PJNJJdJ5tACZIsu6xx3GJK1TV0KK8K2Dz:ozzch/dhxNICBu7JiV0dc
Threatray 22'747 similar samples on MalwareBazaar
TLSH T1C0457CCB2F300F84CB6E36B1488C1B84175239A548F9DCF61F7166E91D46BAF969132E
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 adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
198
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
RFQ#20221123.exe
Verdict:
Malicious activity
Analysis date:
2022-11-28 08:43:32 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/2c56db6b-d16c-40b7-afe2-8f8311b4f9d9

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/339341/
Detection(s):
SecuriteInfo.com.Trojan.Siggen19.11649.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6384746524da1c12cfe1e006/reports/56d74202-0195-4b5e-8a62-b2ad9a1ba125/overview
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/bf9e771d-f6dd-4912-b1f0-30259c70bc63
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1122356
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
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 BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 755073 Sample: RFQ#20221123.exe Startdate: 28/11/2022 Architecture: WINDOWS Score: 100 51 Snort IDS alert for network traffic 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 Sigma detected: Scheduled temp file as task from temp location 2->55 57 6 other signatures 2->57 7 RFQ#20221123.exe 7 2->7         started        11 xdaKFgYhPfmp.exe 5 2->11         started        process3 file4 35 C:\Users\user\AppData\...\xdaKFgYhPfmp.exe, PE32 7->35 dropped 37 C:\Users\...\xdaKFgYhPfmp.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\Local\...\tmpF5C8.tmp, XML 7->39 dropped 41 C:\Users\user\...\RFQ#20221123.exe.log, ASCII 7->41 dropped 59 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->59 61 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->61 63 Uses schtasks.exe or at.exe to add and modify task schedules 7->63 69 2 other signatures 7->69 13 RFQ#20221123.exe 3 7->13         started        17 powershell.exe 17 7->17         started        19 schtasks.exe 1 7->19         started        27 2 other processes 7->27 65 Multi AV Scanner detection for dropped file 11->65 67 Machine Learning detection for dropped file 11->67 21 xdaKFgYhPfmp.exe 1 11->21         started        23 schtasks.exe 1 11->23         started        25 xdaKFgYhPfmp.exe 11->25         started        signatures5 process6 dnsIp7 43 euroinkchemical.ro 89.42.218.96, 26, 49701, 49704 ROMARGRO Romania 13->43 45 mail.euroinkchemical.ro 13->45 47 192.168.2.1 unknown unknown 13->47 71 Installs a global keyboard hook 13->71 29 conhost.exe 17->29         started        31 conhost.exe 19->31         started        49 mail.euroinkchemical.ro 21->49 73 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 21->73 75 Tries to steal Mail credentials (via file / registry access) 21->75 77 Tries to harvest and steal ftp login credentials 21->77 79 Tries to harvest and steal browser information (history, passwords, etc) 21->79 33 conhost.exe 23->33         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2022-11-23 11:49:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
32
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ujpqrqca2s3x7dblf4az7wm3bduqrw6kk6b76mih23shgptvqt5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2cbf3047113cc5e6002cb259dfed37ac8d7995a1144dc48d05904cf9bc724795
AgentTesla
512ca7cbadc87f5a9471355df03cec6666274c23ca7fbcb1480a1372b59c0401
AgentTesla
54983544e9fd6e0423bcd9ea883e4ff1375abcdd58876d79701e9d24882500ed
AgentTesla
663796a5ce4127446f60d77bca21aee44037d4c0eaf3b14449f4a54ecb359428
AgentTesla
9187a97218dc01aa09f09a164ce662cd7e579252f0fcb41e140a5d110efd0a9f
AgentTesla
c0d0fe7c94e5eea8895b8b3d1a82cf8030883e1e3a5404966761d08a29063d89
AgentTesla
c2616198e8a4e0f334c4be78e38c71d6d785c25ae75edac11ffe29a2275e7997
AgentTesla
df4eed6b429eba0c7fe96cce25b317efe39b46a443574f1d0aa9445da22f0ac2
AgentTesla
+ 22'737 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/221128-kl1xgseg2x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
3c991a72c8e047741d335988afa4abdce606075f3dcc82ed1567c5d583a8edc1
MD5 hash:
4232101413dc24d4c6a68f9be716daa2
SHA1 hash:
f4d118c377b5d64d535089e6750123f6f768379f
Link:
https://www.unpac.me/results/b37515d4-51fe-4444-899c-fed075ce111a/
SH256 hash:
55d93d868251426b3c354655a03a7c5ebebacec3849785547fbc2ca5d29c88b1
MD5 hash:
02fb63114d67c59c2efe2da02491ca94
SHA1 hash:
daf0cb5342dcc1ecf41cf1869b79dcd7e9b22097
Link:
https://www.unpac.me/results/b37515d4-51fe-4444-899c-fed075ce111a/
SH256 hash:
6b5bed277796a7c7e78648bbe3f8fc01abdd5f219c567b4f23789cbca2a79f4e
MD5 hash:
d10b2801cf5e0ea68ac3a6dddccf455f
SHA1 hash:
c1a1ecfb648c4f5c0344d45204a049ab7f5d97a0
Link:
https://www.unpac.me/results/b37515d4-51fe-4444-899c-fed075ce111a/
SH256 hash:
01df385460374de7df45e4996dd112cdd89989a58d32b1612ec50e4faec7c259
MD5 hash:
e64cee3c7fb6cbef38f4301ece4b34b9
SHA1 hash:
b9f3c34571af3a6c7605cbbb1ea4220ee4d88258
Link:
https://www.unpac.me/results/b37515d4-51fe-4444-899c-fed075ce111a/
SH256 hash:
982f29e6333a0a389d36a0858633d3d28e40579ee1de36caac8cc95fb6bda3c8
MD5 hash:
c0af6e430a16d4b14f1eb1ecf0220d0c
SHA1 hash:
74b034451939d1c87440254e0e997f7b41b52ee7
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/b37515d4-51fe-4444-899c-fed075ce111a/
Parent samples :
2e46a9df0d410d5cbe7c5bed967108f6dc846b01a25863be99e30b2729a6fad9
a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb
c697a61a5e82540256e0b2fa7aa142e69e65921c2baf8fea01f2522cb36663da
SH256 hash:
a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb
MD5 hash:
7b8911452c21667afd4ad7306a6be854
SHA1 hash:
0de029c6e9f6c70410a5c31daa8c42b895f86116
Link:
https://www.unpac.me/results/b37515d4-51fe-4444-899c-fed075ce111a/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a25f08c040d4/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/a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb

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

Executable exe a25f08c040d4b77f8c2b2f019fd99b08e908dbca5783ff3107d6e4733e7584fb

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/339341/

Comments