MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efcf88a9730a11c5f1c8edafa5aaf350c5f455f7aafe5d11142f43684d81df4b. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: efcf88a9730a11c5f1c8edafa5aaf350c5f455f7aafe5d11142f43684d81df4b
SHA3-384 hash: 40bd984f07915fa104025c6c0fde543fa6d9065671658c9636e926f91e94bcd9d0710af0f53ba275de460550079ef3ec
SHA1 hash: 105776bfad326c526c93b169a67c522706648137
MD5 hash: d3d868ecd75585fbb01288fe563808d6
humanhash: paris-sweet-minnesota-fix
File name:SWIFT COPY.exe
Download: download sample
Signature AgentTesla
File size:815'616 bytes
First seen:2021-04-07 05:12:44 UTC
Last seen:2021-04-07 13:19:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:y2D6ziKeAL+4l6ES2zsGt2Bfu1QrmyvdItqnaGK9MjvLeI:xVAL+4l6hAJ2YvxsvLeI
Threatray 3'731 similar samples on MalwareBazaar
TLSH FD05DF641E4089D6C7E836F44852D6640ABD5EA2BFC5B70ED7B431E8AA3673BCC1211F
Reporter cocaman
Tags:AgentTesla exe SWIFT

Intelligence


File Origin
# of uploads :
4
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT COPY.exe
Verdict:
No threats detected
Analysis date:
2021-04-07 05:19:34 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Modifies the hosts 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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 383030 Sample: SWIFT COPY.exe Startdate: 07/04/2021 Architecture: WINDOWS Score: 100 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 5 other signatures 2->55 6 SWIFT COPY.exe 3 2->6         started        10 kprUEGC.exe 2 2->10         started        12 kprUEGC.exe 1 2->12         started        process3 file4 29 C:\Users\user\AppData\...\SWIFT COPY.exe.log, ASCII 6->29 dropped 57 Writes to foreign memory regions 6->57 59 Injects a PE file into a foreign processes 6->59 14 RegSvcs.exe 2 4 6->14         started        19 RegSvcs.exe 6->19         started        21 RegSvcs.exe 6->21         started        23 RegSvcs.exe 6->23         started        25 conhost.exe 10->25         started        27 conhost.exe 12->27         started        signatures5 process6 dnsIp7 35 mail.kugel-medical.com 162.0.229.227, 49771, 587 NAMECHEAP-NETUS Canada 14->35 31 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 14->31 dropped 33 C:\Windows\System32\drivers\etc\hosts, ASCII 14->33 dropped 37 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->37 39 Tries to steal Mail credentials (via file access) 14->39 41 Tries to harvest and steal ftp login credentials 14->41 47 4 other signatures 14->47 43 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 19->43 45 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 19->45 file8 signatures9
Threat name:
ByteCode-MSIL.Backdoor.Androm
Status:
Malicious
First seen:
2021-04-06 22:35:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
9 of 29 (31.03%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
6590b9ec4fa84e44c372fda26f47d6d58859d74869621c6bdd4086e6ae411379
MD5 hash:
95dfa1a9015a17a1d49b4faa3f3d999d
SHA1 hash:
427b72727b28436554d0443d797f19b2ea37cc16
SH256 hash:
efcf88a9730a11c5f1c8edafa5aaf350c5f455f7aafe5d11142f43684d81df4b
MD5 hash:
d3d868ecd75585fbb01288fe563808d6
SHA1 hash:
105776bfad326c526c93b169a67c522706648137
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe efcf88a9730a11c5f1c8edafa5aaf350c5f455f7aafe5d11142f43684d81df4b

(this sample)

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