MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 113542e4ae3f953dc690c8dc95e6cfc4cbe2d8354c9d6badf2ea69c03d598f44. 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


AsyncRAT


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 113542e4ae3f953dc690c8dc95e6cfc4cbe2d8354c9d6badf2ea69c03d598f44
SHA3-384 hash: 761e6bfc697573ddb2311341e46c21393735059b80046baa84c23ae513a0c65ea43f103fe9166ce6c9f88a4d6d80a763
SHA1 hash: 61fbceca6a747817142b61fa93d24758138dcb1f
MD5 hash: d1552d940b4ac34e220aa1097f209ebb
humanhash: robin-edward-stairway-california
File name:ORDER-00467853.doc...........exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:345'600 bytes
First seen:2020-10-08 13:15:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:TP1whX0dF5z5UG2777BN0u+g1EchmyunwsbKxQXUNLXxQbrSa73f:2GPz5UGg77BN0uD1EZnwsbKxQENdu2ab
TLSH F074E00974D74424C76F027458549AA2423DBE8540ECA35E3EC6FEEFE2FA25CD0562BB
Reporter abuse_ch
Tags:AsyncRAT exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: premium94-2.web-hosting.com
Sending IP: 68.65.121.191
From: Ahmed Mohammed <smtp-p2ao7@awesomespeaks.com>
Reply-To: info@avantchem.com
Subject: PO #00467853
Attachment: ORDER-00467853.img (contains "ORDER-00467853.doc...........exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Creating a file
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Unauthorized injection to a system process
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/485512
Signature
Antivirus / Scanner detection for submitted sample
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
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)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 295308 Sample: ORDER-00467853.doc...........exe Startdate: 08/10/2020 Architecture: WINDOWS Score: 96 33 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 5 other signatures 2->39 6 ORDER-00467853.doc...........exe 1 1 2->6         started        10 ORDER-00467853.doc...........exe 2->10         started        12 ORDER-00467853.doc...........exe 2->12         started        process3 file4 27 C:\...\ORDER-00467853.doc...........exe.log, ASCII 6->27 dropped 41 Writes to foreign memory regions 6->41 43 Maps a DLL or memory area into another process 6->43 14 vbc.exe 2 6->14         started        17 vbc.exe 2 10->17         started        19 vbc.exe 10->19         started        21 vbc.exe 10->21         started        23 vbc.exe 10->23         started        25 vbc.exe 3 12->25         started        signatures5 process6 dnsIp7 29 rahim321.duckdns.org 192.169.69.25, 49714, 49745 WOWUS United States 14->29 31 37.120.208.36, 49714, 49746 M247GB Romania 14->31
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/113542e4ae3f953dc690c8dc95e6cfc4cbe2d8354c9d6badf2ea69c03d598f44/
Threat name:
ByteCode-MSIL.Trojan.Fsysna
Create hunting rule
Status:
Malicious
First seen:
2020-10-08 07:43:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ce2ufzfoh6kt3ruqzdojlzwpytf6fwbvjsowxlps5ju4apkzr5ca._file
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
rat family:asyncrat persistence
Link:
https://tria.ge/reports/201008-f6v3mkt9jn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Uses the VBS compiler for execution
Async RAT payload
AsyncRat
Unpacked files
SH256 hash:
6fb3996ed10b90b4edbdb932f7379e7c5a9ebe9ec4b79d2644627d854209ec13
MD5 hash:
76e25e35b7e784e717d73d44cbc46648
SHA1 hash:
0d89843103aaae665d2d7b7f6209d0af6a502b80
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/789f9cbf-0d1a-400b-a97c-5a72ef1f049b/
SH256 hash:
573e4567190502f8d8ef7e5c91b2771fa15de591dd66b38b0abcb53ebcbb9a87
MD5 hash:
d7faa0a2ebbecab35c9ce96032aa5db1
SHA1 hash:
dbad86975591a82132e297a52495e44d3af2ed3d
Link:
https://www.unpac.me/results/789f9cbf-0d1a-400b-a97c-5a72ef1f049b/
SH256 hash:
113542e4ae3f953dc690c8dc95e6cfc4cbe2d8354c9d6badf2ea69c03d598f44
MD5 hash:
d1552d940b4ac34e220aa1097f209ebb
SHA1 hash:
61fbceca6a747817142b61fa93d24758138dcb1f
Link:
https://www.unpac.me/results/789f9cbf-0d1a-400b-a97c-5a72ef1f049b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/113542e4ae3f953dc690c8dc95e6cfc4cbe2d8354c9d6badf2ea69c03d598f44

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:asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT

File information

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

Malspam

AsyncRAT

img 7db821c53af8efc129de56677419e2741bb9885898cf27a81904ba84297fddfc

AsyncRAT

Executable exe 113542e4ae3f953dc690c8dc95e6cfc4cbe2d8354c9d6badf2ea69c03d598f44

(this sample)

  
Dropped by
MD5 385dd1e4c15dc096422e0461ba7555f7
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/69264/
  
Dropped by
SHA256 7db821c53af8efc129de56677419e2741bb9885898cf27a81904ba84297fddfc

Comments


Avatar
Rony commented on 2020-10-09 15:53:45 UTC

{
"Server": "chongmei33.publicvm.com,185.165.153.116,54.37.36.116,185.244.30.92,dongreg202020.duckdns.org,178.33.222.241,rahim321.duckdns.org,79.134.225.92,37.120.208.36"
},
{
"Ports": "49746,2703,49714"
},

"Version": "0.5.7B"
},
{
"Autorun": "false"
},
{
"Install_Folder": "%AppData%"
},
{
"Install_File": "svchost.exe"
,
{
"AES_key": "bfrhES3DZYLZOeQXkWEK9mYWXUnZgO8u"
},
{
"Mutex": "AsyncMutex_6SI8OkPnk"
},
{
"AntiDetection": "false"
},
{
"External_config_on_Pastebin": "null"
},
{
"BDOS": "false"
},
{
"HWID": "3"
},
{
"Startup_Delay": "1+UtW3CPgEi7bRrB6h+ixKX45L/NDLzOmR9XZfCrOki/J5yoed6v0QhpRIyHZS5TEhY9QmVMqKWimeWWj62yZw=="
},
{
"Certificate": "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"
},
{
"ServerSignature": "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"
}