MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e3c342be37ab6f49260bc36cec49561b08479b1a577ec2df7b634caffd585d96. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e3c342be37ab6f49260bc36cec49561b08479b1a577ec2df7b634caffd585d96
SHA3-384 hash: 256c15a729a3d909e950f3c809fde666e060ef0c26ff6f0284c1004568f3e7fc77fbff7b68f0fbb57a25e214103cf97f
SHA1 hash: e142108da9dc123a4d93754f914955d59de8a7f6
MD5 hash: da5dd4e41b4311ed1e0fd1ae64cd3163
humanhash: iowa-jig-wyoming-muppet
File name:Invoice #002278.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:238'080 bytes
First seen:2020-12-17 08:57:50 UTC
Last seen:2020-12-17 10:29:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 3072:ydJbSU+Sh/agO4s6JSSgU8a5pPZglvIGtQ:UbSUDpO4s6JSSgU8a59ZghIGtQ
Threatray 521 similar samples on MalwareBazaar
TLSH 4C34429D66F15556D6DE73308F4C7A2D3B520A2C0DBE76C1CA732A10F1D63327A9C88A
Reporter abuse_ch
Tags:AsyncRAT exe GoDaddy


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: a2nlsmtp01-04.prod.iad2.secureserver.net
Sending IP: 198.71.225.38
From: Sajib Umar <admin@fla.co.nz>
Reply-To: info@lexngo.com
Subject: Re: INVOICE
Attachment: Invoice 002278.img (contains "Invoice #002278.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
182
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.DownloaderNET.106.30522.12728.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Unauthorized injection to a recently created process
Creating a file
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Sending a UDP request
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Enabling autorun
Result
Gathering data
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/565133
Signature
Connects to a pastebin service (likely for C&C)
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Drops PE files to the startup folder
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
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)
Yara detected AntiVM_3
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 331652 Sample: Invoice #002278.exe Startdate: 17/12/2020 Architecture: WINDOWS Score: 100 60 hastebin.com 2->60 74 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->74 76 Multi AV Scanner detection for dropped file 2->76 78 Multi AV Scanner detection for submitted file 2->78 80 9 other signatures 2->80 8 Invoice #002278.exe 18 6 2->8         started        13 Invoice #002278.exe 3 2->13         started        15 Invoice #002278.exe 2->15         started        17 2 other processes 2->17 signatures3 process4 dnsIp5 68 hastebin.com 104.24.126.89, 443, 49725 CLOUDFLARENETUS United States 8->68 54 C:\Users\user\AppData\...\Invoice #002278.exe, PE32 8->54 dropped 56 C:\...\Invoice #002278.exe:Zone.Identifier, ASCII 8->56 dropped 58 C:\Users\user\...\Invoice #002278.exe.log, ASCII 8->58 dropped 82 Creates an undocumented autostart registry key 8->82 84 Creates autostart registry keys with suspicious names 8->84 86 Creates multiple autostart registry keys 8->86 19 Invoice #002278.exe 2 8->19         started        22 cmd.exe 1 8->22         started        24 Invoice #002278.exe 8->24         started        70 104.24.127.89, 443, 49728, 49735 CLOUDFLARENETUS United States 13->70 88 Injects a PE file into a foreign processes 13->88 26 cmd.exe 1 13->26         started        32 3 other processes 13->32 28 cmd.exe 15->28         started        34 2 other processes 15->34 72 192.168.2.1 unknown unknown 17->72 30 cmd.exe 17->30         started        36 2 other processes 17->36 file6 signatures7 process8 dnsIp9 62 chongmei33.publicvm.com 37.120.208.36, 49736, 49746 M247GB Romania 19->62 64 185.165.153.116, 49726, 49746 DAVID_CRAIGGG Netherlands 19->64 66 185.244.30.92, 2703, 49733 DAVID_CRAIGGG Netherlands 19->66 38 conhost.exe 22->38         started        40 timeout.exe 1 22->40         started        42 conhost.exe 26->42         started        44 timeout.exe 1 26->44         started        46 conhost.exe 28->46         started        48 timeout.exe 28->48         started        50 conhost.exe 30->50         started        52 timeout.exe 30->52         started        process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e3c342be37ab6f49260bc36cec49561b08479b1a577ec2df7b634caffd585d96/
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2020-12-17 08:58:07 UTC
AV detection:
11 of 48 (22.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4pbufprxvnxusjqlynwoyskwdmeepgy2k57mfx33mngk77kylwla._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
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867eb496d9f6122024560c00e0a2fde238fed90558dd0b4b838047c8eed8196c
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8dd3b9fb0158903433d23f879d07820b8110a4b6417f3deda72342c2f698384e
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c853a4beac9f6fcea2bb9ad13b17eafd6605cac76899edbecd88d4f981d9f432
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fc926b2871dc293ad75ff0caf3863adc75b9342a34c1965c3991f512a2f666c8
AsyncRAT
+ 511 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat persistence rat
Link:
https://tria.ge/reports/201217-fvvstfc9fa/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Async RAT payload
AsyncRat
Modifies WinLogon for persistence
Malware Config
C2 Extraction:
chongmei33.publicvm.com:49746
chongmei33.publicvm.com:2703
chongmei33.publicvm.com:49714
chongmei33.publicvm.com:49703
185.165.153.116:49746
185.165.153.116:2703
185.165.153.116:49714
185.165.153.116:49703
54.37.36.116:49746
54.37.36.116:2703
54.37.36.116:49714
54.37.36.116:49703
185.244.30.92:49746
185.244.30.92:2703
185.244.30.92:49714
185.244.30.92:49703
dongreg202020.duckdns.org:49746
dongreg202020.duckdns.org:2703
dongreg202020.duckdns.org:49714
dongreg202020.duckdns.org:49703
178.33.222.241:49746
178.33.222.241:2703
178.33.222.241:49714
178.33.222.241:49703
rahim321.duckdns.org:49746
rahim321.duckdns.org:2703
rahim321.duckdns.org:49714
rahim321.duckdns.org:49703
79.134.225.92:49746
79.134.225.92:2703
79.134.225.92:49714
79.134.225.92:49703
37.120.208.36:49746
37.120.208.36:2703
37.120.208.36:49714
37.120.208.36:49703
Unpacked files
SH256 hash:
e3c342be37ab6f49260bc36cec49561b08479b1a577ec2df7b634caffd585d96
MD5 hash:
da5dd4e41b4311ed1e0fd1ae64cd3163
SHA1 hash:
e142108da9dc123a4d93754f914955d59de8a7f6
Link:
https://www.unpac.me/results/d9b95111-fdc2-4f36-a953-9036d3d9d312/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.69
Link:
https://yomi.yoroi.company/submissions/e3c342be37ab6f49260bc36cec49561b08479b1a577ec2df7b634caffd585d96

File information

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

Malspam

AsyncRAT

img f3548a4a5332021fab376287979a4f66f4e322f264d8647f3d2cbebea971b55f

AsyncRAT

Executable exe e3c342be37ab6f49260bc36cec49561b08479b1a577ec2df7b634caffd585d96

(this sample)

  
Dropped by
MD5 e99758d37896004249ef37edcf621b20
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f3548a4a5332021fab376287979a4f66f4e322f264d8647f3d2cbebea971b55f

Comments