MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81533cd917cbdacb7f2595156613a38656675c051e433dbac298a0ebc7b55820. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81533cd917cbdacb7f2595156613a38656675c051e433dbac298a0ebc7b55820
SHA3-384 hash: 8d2bd7dae409ef8d02d4f39ac53b1b685948f3553333c94535c5ec0287349cf04ae075936c732211d2c6c625148cab3a
SHA1 hash: 1928dedfd468c400fdbb615b0e242ced8e1f7a6c
MD5 hash: 7f4d495e98e6b091679fb6651a9d5ed5
humanhash: wyoming-mike-potato-bulldog
File name:7f4d495e98e6b091679fb6651a9d5ed5.exe
Download: download sample
Signature Amadey
Create hunting rule
File size:264'704 bytes
First seen:2022-10-12 17:09:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 59de72f24710a4ab3ca7e4fa2f0a3bf4 (3 x RedLineStealer, 3 x ArkeiStealer, 2 x Smoke Loader)
ssdeep 6144:Q+un8zL7bG271K73WnvXS5pG3+BKeFe7FHZxamWDqO:108z/y271K73SivK37FHZ47qO
Threatray 447 similar samples on MalwareBazaar
TLSH T14644E02139C0C072D66712398D68D6B4ABBFB8751A356A8B7BC4563D8F312D2DE3434B
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 9a9acadecee6eae6 (35 x Smoke Loader, 9 x RedLineStealer, 9 x RecordBreaker)
Reporter abuse_ch
Tags:Amadey exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/319494/
Detection(s):
Win.Packed.Dropperx-9973281-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Launching a process
DNS request
Sending an HTTP POST request
Sending a custom TCP request
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm greyware packed
Link:
https://www.filescan.io/uploads/6346f4ec5cada2cbc6ebc65d/reports/3e0e4625-405a-406e-9958-3d241dfad647/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:
Suspicious
Link:
https://analyze.intezer.com/analyses/43bfd7dd-b7f7-4e47-b5a2-6a369127332c
Result
Threat name:
Amadey
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1089018
Signature
Antivirus detection for URL or domain
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Performs DNS queries to domains with low reputation
Snort IDS alert for network traffic
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Amadey bot
Yara detected Amadeys stealer DLL
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 721617 Sample: 5kcrmJibSq.exe Startdate: 12/10/2022 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 3 other signatures 2->42 8 5kcrmJibSq.exe 4 2->8         started        12 wfyoot.exe 2->12         started        14 wfyoot.exe 2->14         started        16 wfyoot.exe 2->16         started        process3 file4 26 C:\Users\user\AppData\Local\...\wfyoot.exe, PE32 8->26 dropped 28 C:\Users\user\...\wfyoot.exe:Zone.Identifier, ASCII 8->28 dropped 54 Detected unpacking (changes PE section rights) 8->54 56 Detected unpacking (overwrites its own PE header) 8->56 58 Contains functionality to inject code into remote processes 8->58 18 wfyoot.exe 15 8->18         started        signatures5 process6 dnsIp7 30 en.xml-post.xyz 18->30 32 en.xml-post.xyz 198.135.55.114, 49708, 49709, 49710 CISCOSYSTEMSUS United States 18->32 34 en.eredirected.xyz 18->34 44 Detected unpacking (changes PE section rights) 18->44 46 Detected unpacking (overwrites its own PE header) 18->46 48 Creates an undocumented autostart registry key 18->48 52 2 other signatures 18->52 22 schtasks.exe 1 18->22         started        signatures8 50 Performs DNS queries to domains with low reputation 30->50 process9 process10 24 conhost.exe 22->24         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/81533cd917cbdacb7f2595156613a38656675c051e433dbac298a0ebc7b55820/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2022-10-11 14:56:48 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qfjtzwixzpnmw7zfsukwme5dqzlgoxafdzbt3owctcqoxr5vlaqa._file
Verdict:
malicious
Similar samples:
10ddb599ed1008906023a0b43f46d9a85ec07568f74a5c54ee5a698c73411b0d
Amadey
23443648c2468ae2297b052c2cef4c652cfac9dc275b825a4407d8ba97963904
Amadey
292952ec16f4a603899012bc3f138de8f7b3953466fb56cd047a6118cabba11e
Amadey
2a5101345def285c8f52ad39f00261ba9e0375d3de73206d0b8c72ce3b6259c6
Amadey
31d3989bd568a29e211f378c9812e51ac312d4b0be152a8b4e102204dda1fd7f
Amadey
de58635edea0c31b96643d040464f29605f501b6f35c000d3e3f6f74a60c1900
Amadey
feb0fc85621d4836351bb05671ba2c8aa93564aec65c94a6cc7e83f4dbd7d774
Amadey
+ 437 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/221012-vpp99schdp/
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Checks BIOS information in registry
Checks computer location settings
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
Looks for VMWare Tools registry key
Enumerates VirtualBox registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Looks for VirtualBox Guest Additions in registry
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/09db2519-a4c8-47bd-843e-cff94cda5713
Unpacked files
SH256 hash:
b3e4ddc5b9947b700ee667ee1d9cadbcfca74cd00210b0bb256981221f9fe62c
MD5 hash:
b29a4d370b593d072dcd690ce258a2e9
SHA1 hash:
87bb1963358c410e9b79384ffb4f5096d1d6fa73
Link:
https://www.unpac.me/results/5cda7f72-178a-4445-90a4-ff3b3ee2249c/
SH256 hash:
81533cd917cbdacb7f2595156613a38656675c051e433dbac298a0ebc7b55820
MD5 hash:
7f4d495e98e6b091679fb6651a9d5ed5
SHA1 hash:
1928dedfd468c400fdbb615b0e242ced8e1f7a6c
Link:
https://www.unpac.me/results/5cda7f72-178a-4445-90a4-ff3b3ee2249c/
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/81533cd917cbdacb7f2595156613a38656675c051e433dbac298a0ebc7b55820

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

Web download

Amadey

Executable exe 81533cd917cbdacb7f2595156613a38656675c051e433dbac298a0ebc7b55820

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/319494/
  
URLhaus
https://urlhaus.abuse.ch/url/2359824/
  
Delivery method
Distributed via web download

Comments