MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3a7c3312fab4ba38ce761c5055d9b07edb07650563fe097bab63a1d99705a83. 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


Amadey


Vendor detections: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a3a7c3312fab4ba38ce761c5055d9b07edb07650563fe097bab63a1d99705a83
SHA3-384 hash: 7a51092b644a66c2131d07cb06b4fbb61a792acc20262f0db09be956828c77d384aa801a757bb2798642e47c366b882b
SHA1 hash: eadf8c51a13488c55bfb81e27365ba9e4d2b17c9
MD5 hash: fb1d7b477138f1aaddb82ff79f0663a1
humanhash: nevada-asparagus-ink-bulldog
File name:fb1d7b477138f1aaddb82ff79f0663a1.exe
Download: download sample
Signature Amadey
Create hunting rule
File size:2'477'224 bytes
First seen:2020-12-22 12:28:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:c6/ynuooGp86dvWH3ggszpXsv22TFv9CiENPumFoPjjWBbuBdnj06o4hkIlRH+xW:6aTXgU2emhEWBbuBdnWSkInexIZ
Threatray 10 similar samples on MalwareBazaar
TLSH 7DB58D643C03305FB68AD2705AD762E992EA70192576173A8C2B25BEC91D1B77CCF873
Reporter abuse_ch
Tags:Amadey exe


Avatar
abuse_ch
Amadey C2:
http://goldhole.top//g4bkdjvw2/index.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
756
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
fb1d7b477138f1aaddb82ff79f0663a1.exe
Verdict:
Malicious activity
Analysis date:
2020-12-22 12:34:00 UTC
Tags:
trojan amadey loader stealer hvnc raccoon
Link:
https://app.any.run/tasks/bb01eeb2-c09c-4745-869c-da19fbd0292a

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/108853/
Detection(s):
SecuriteInfo.com.Generic.mg.fb1d7b477138f1aa.7818.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Launching a process
DNS request
Sending an HTTP POST request
Sending an HTTP GET request
Sending a UDP request
Reading critical registry keys
Creating a file in the %temp% directory
Connection attempt
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
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.
Result
Threat name:
Amadey Raccoon
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/568386
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains VNC / remote desktop functionality (version string found)
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Posts data to a JPG file (protocol mismatch)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Amadey bot
Yara detected Amadey\'s stealer DLL
Yara detected Raccoon Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 333265 Sample: LPwuWhMQBV.exe Startdate: 22/12/2020 Architecture: WINDOWS Score: 100 69 tripsafe.fun 2->69 71 telete.in 2->71 79 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->79 81 Malicious sample detected (through community Yara rule) 2->81 83 Antivirus detection for URL or domain 2->83 85 9 other signatures 2->85 11 LPwuWhMQBV.exe 3 2->11         started        14 build_startup.exe 2->14         started        signatures3 process4 signatures5 93 Injects a PE file into a foreign processes 11->93 16 LPwuWhMQBV.exe 4 11->16         started        19 LPwuWhMQBV.exe 11->19         started        21 build_startup.exe 14->21         started        process6 file7 49 C:\ProgramData\eecce2a3dc\bween.exe, PE32 16->49 dropped 24 bween.exe 3 16->24         started        87 Modifies the context of a thread in another process (thread injection) 21->87 signatures8 process9 process10 26 bween.exe 26 24->26         started        dnsIp11 73 goldhole.top 8.208.28.65, 49731, 49732, 49733 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC Singapore 26->73 75 onerizla.top 26->75 77 4 other IPs or domains 26->77 51 C:\Users\user\AppData\Local\Temp\f43.exe, PE32 26->51 dropped 53 C:\Users\user\AppData\...\build_startup.exe, PE32 26->53 dropped 55 C:\Users\user\...\build_startup[1].exe, PE32 26->55 dropped 57 5 other malicious files 26->57 dropped 30 build_startup.exe 26->30         started        33 rundll32.exe 26->33         started        36 f43.exe 26->36         started        38 7 other processes 26->38 file12 process13 dnsIp14 95 Multi AV Scanner detection for dropped file 30->95 97 Detected unpacking (changes PE section rights) 30->97 99 Detected unpacking (overwrites its own PE header) 30->99 40 build_startup.exe 2 30->40         started        59 onerizla.top 33->59 61 goldhole.top 33->61 63 dustontail.top 33->63 101 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 33->101 103 Tries to steal Instant Messenger accounts or passwords 33->103 105 Tries to steal Mail credentials (via file access) 33->105 107 Tries to harvest and steal ftp login credentials 33->107 109 Machine Learning detection for dropped file 36->109 111 Sample uses process hollowing technique 36->111 113 Injects a PE file into a foreign processes 36->113 65 onerizla.top 38->65 67 dustontail.top 38->67 115 System process connects to network (likely due to code injection or exploit) 38->115 43 reg.exe 1 38->43         started        45 conhost.exe 38->45         started        47 conhost.exe 38->47         started        signatures15 process16 signatures17 89 Modifies the context of a thread in another process (thread injection) 40->89 91 Creates an undocumented autostart registry key 43->91
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a3a7c3312fab4ba38ce761c5055d9b07edb07650563fe097bab63a1d99705a83/
Threat name:
ByteCode-MSIL.Trojan.Nymaim
Create hunting rule
Status:
Malicious
First seen:
2020-12-22 12:29:04 UTC
AV detection:
13 of 28 (46.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uot4gmjpvnf2hdhhmhcqkxm3a7w3a5sqky76bf52wy5b3glqlkbq._file
Verdict:
suspicious
Similar samples:
035a62c9a13176755bbe5ea0d9c8a609c9f237a6e0af811abb934ca8654eb753
Amadey
100f3322fa66d60cb9a64e2cbcceb0a9558e65e600526fcbc25852d62940c7ea
Amadey
37bd6111f45ddc440eefb2bafae91b30e5ded347024a155426e4e316b949ff09
Amadey
5f3431bc529690ba06a7a521cb8d08bbc7c3c770b5414e164f901b686f2921dd
Amadey
712a574efe405aa7179c364b1536d575acb75e12f0f558ce5949e254ddb52e8d
Amadey
8437af9312fa3a3f5ed17a5b1877502024832eb2b050fb93566389817c47f551
Amadey
9c3857a1bdbfe35ff17ca8bad9fb3af520a85ebc3d563ddc3855c38e11d9d07b
Amadey
cea813cbef6581e0c95aacb2e747f5951325444b941e801164154917a17bfe71
Amadey
d805d93d8efe115835c6c8640b366090f00501fb2397aac7c550479f54f84014
Amadey
e5262c52f747de4318e3f5b44b78a822ba0a4ea667ccdcf811f5e52cb6742327
Amadey
Result
Malware family:
raccoon
Create hunting rule
Score:
  10/10
Tags:
family:raccoon discovery spyware stealer
Link:
https://tria.ge/reports/201222-d4w5m35w6a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: MapViewOfSection
Program crash
Suspicious use of SetThreadContext
Checks installed software on the system
JavaScript code in executable
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Executes dropped EXE
Raccoon
Unpacked files
SH256 hash:
a6961dde3156417080f60114ffcc71894d67dbe1273aff0045f5ef1b4ed3bc1b
MD5 hash:
8afc5298fd90e30755f7008b38bec3b5
SHA1 hash:
bc50d635d34740b2aeb2bca32f92f3b1c895bb62
Link:
https://www.unpac.me/results/23a22165-ebd6-419f-9817-9160e5d454ac/
SH256 hash:
558934ca6a08a5db6b6d83f432ccda701bd946fcc103ba66d81b3a68ee6097dc
MD5 hash:
d550164b6bdb2679b1ab3fdfaa4f29bf
SHA1 hash:
fec1219824c5f9651ffdf28b2cdd5ef77559bcae
Link:
https://www.unpac.me/results/23a22165-ebd6-419f-9817-9160e5d454ac/
SH256 hash:
a3a7c3312fab4ba38ce761c5055d9b07edb07650563fe097bab63a1d99705a83
MD5 hash:
fb1d7b477138f1aaddb82ff79f0663a1
SHA1 hash:
eadf8c51a13488c55bfb81e27365ba9e4d2b17c9
Link:
https://www.unpac.me/results/23a22165-ebd6-419f-9817-9160e5d454ac/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a3a7c3312fab4ba38ce761c5055d9b07edb07650563fe097bab63a1d99705a83

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:crime_win32_hvnc_banker_gen
Create hunting rule
Author:@VK_Intel
Description:Detects malware banker hidden VNC
Reference:https://twitter.com/VK_Intel/status/1247058432223477760
Rule name:crime_win32_hvnc_zloader1_hvnc_generic
Create hunting rule
Author:@VK_Intel
Description:Detects Zloader hidden VNC
Reference:https://twitter.com/malwrhunterteam/status/1240664014121828352
Rule name:HiddenVNC
Create hunting rule
Author:@bartblaze
Description:Identifies HiddenVNC, which can start remote sessions.
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:MALWARE_Win_Amadey
Create hunting rule
Author:ditekshen
Description:Amadey downloader payload

File information

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

Web download

Amadey

Executable exe a3a7c3312fab4ba38ce761c5055d9b07edb07650563fe097bab63a1d99705a83

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/938066/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/108853/

Comments