MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8
SHA3-384 hash: 26724fef9d8a065e79f2ee384e69783cadc6b94f79364c4ec76122c781d13bd57aa8b563bfff0d2b2606a9b8162defd9
SHA1 hash: ba9edcfaef488765bf017697887f35e351fa0224
MD5 hash: ebf8d48b57fd020ab580207bc3b0a77d
humanhash: harry-low-edward-california
File name:Order confirmation 06022784.pdf.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:837'120 bytes
First seen:2021-01-19 13:07:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:Hn30RGBUsQzzX2ZNm4e5b32jtXI398wEOm3m0cyL/MYk6DNHvOq8BdhNEzyuNWB:N02Vbpi65D8B5rB
Threatray 7 similar samples on MalwareBazaar
TLSH 5905E61823AC8F55F2F98BF81263DA4093F72D0A921AD64D4C923DFA367DB834945787
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
Malspam distributing AsyncRAT:

HELO: yahoo.com
Sending IP: 178.211.52.231
From: Ronda-sales dept <sales.bmt-trading@yahoo.com>
Subject: Order confirmation 06022784
Attachment: Order confirmation 06022784.zip (contains "Order confirmation 06022784.pdf.exe")

AsyncRAT C2:
79.134.225.23:30493

Intelligence

File Origin
# of uploads :
1
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Order confirmation 06022784.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-01-19 13:10:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/670f0ce7-b699-4a6d-aeef-8366d6f3a936

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/112902/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.57608.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Creating a file
Connection attempt to an infection source
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/585054
Signature
Allocates memory in foreign processes
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
Sigma detected: Scheduled temp file as task from temp location
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected AsyncRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-19 11:07:31 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hxkmbisgravdkfaler3csksaoaby5edvluhz3hnglwvankmyqd4a._file
Verdict:
unknown
Similar samples:
182fd1343975d43f456f199f379210d562d15ea3c8e4c7bd59899d75c18a2fe9
AsyncRAT
3013607bfee8bcca1767c2a33cea94602e3c97baba31f96fc8a08014cf2576b4
AsyncRAT
5844c46897bed7fe14055a67a96610d8f81d68af270d698a600bb234bf813653
AsyncRAT
7f7afb406c8f911f21354b2ea60fd688ce8083ed0ab10156c6f3421d927d2fab
AsyncRAT
8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298
AsyncRAT
9a74f71ee76b3652042a3f5e1f5e4a8bacc97a3c72b28baa37008169170ab980
AsyncRAT
cc26bac0f47c7d3853f301243a6cca755b3eebd571133ddbb247998caa8d8682
AsyncRAT
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat rat
Link:
https://tria.ge/reports/210119-ges8pxfzbn/
Behaviour
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
79.134.225.23:30493
Unpacked files
SH256 hash:
400ebbe22e3524f24137d7bfab7db6c091d2f31aeaef5fc41a6d01e7bb0b3a9e
MD5 hash:
1619eb5e9b96e331eccb37db78ed1ea2
SHA1 hash:
d0b0337a60de86a9abbebd66da589ee87cf84229
Link:
https://www.unpac.me/results/5ffc3497-94bd-459c-84dc-c0df8959ba6e/
SH256 hash:
df2807abad5cc14bee9a2149136e8a3100e382daf6e8c8edc2152d41c372b386
MD5 hash:
7ef1b401eaf416f216d8d3fa36d42366
SHA1 hash:
ce5a2394ce3b79dcaa878d7a1df99f10f170bbcf
Detections:
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/5ffc3497-94bd-459c-84dc-c0df8959ba6e/
Parent samples :
3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8
b465151f3d0ce34aad5f35ff2647138b763f133e75d01336e9191185f58b0931
SH256 hash:
64a419709ad219ffc006bda776b650da486d55048d2fa34525f40227da0e5c86
MD5 hash:
88c0ec8398978fa2e4240f02765086ad
SHA1 hash:
5a5c4935b2d70e890c89ad9332365f4f4aa86f3c
Link:
https://www.unpac.me/results/5ffc3497-94bd-459c-84dc-c0df8959ba6e/
SH256 hash:
3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8
MD5 hash:
ebf8d48b57fd020ab580207bc3b0a77d
SHA1 hash:
ba9edcfaef488765bf017697887f35e351fa0224
Link:
https://www.unpac.me/results/5ffc3497-94bd-459c-84dc-c0df8959ba6e/
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/3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8

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:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:Reverse_text_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Reverse text detected
Rule name:win_asyncrat_j1
Create hunting rule
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_w0
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

File information

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

Malspam

AsyncRAT

zip 86a2b1bee3fac8bb68fd499268a556838fc1d2c1c2b976ccbb6b60a4712dc833

AsyncRAT

Executable exe 3dd4c0a246882a35140b2476292a4070038e90755d0f9d9da65daa06a99880f8

(this sample)

  
Dropped by
MD5 32f4d450fe1baafadd337f2e7a39fd0d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/112902/
  
Dropped by
SHA256 86a2b1bee3fac8bb68fd499268a556838fc1d2c1c2b976ccbb6b60a4712dc833

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