MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f. 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: 16


Intelligence 16 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f
SHA3-384 hash: 8c24aeacb2f1c89455f9c57397124a6b07894f46d877b859fbbaf868410403ef3c7a6f055a96e4e92fffe670f98378b3
SHA1 hash: 66d8015b249459c284d812a67326a816c5b64fc8
MD5 hash: 93de3df04100f402508d3c0c6cd6b0b0
humanhash: nitrogen-grey-happy-alanine
File name:Pago32220023.exe
Download: download sample
Signature AsyncRAT
Create hunting rule
File size:651'338 bytes
First seen:2023-03-30 08:58:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 12288:NcrNS33L10QdrXjCDnuLLcuva9O2VLFUBgYiAehcSPtVOHCCOZPtO3cw:wNA3R5drX2DuzERVvYidPVOoPtO3cw
TLSH T1E1D4F142F6D284B2D4732A350935BB21A57DBD601E34DE1FB3C47E6DCA75182A231BA3
TrID 89.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.5% (.EXE) Win64 Executable (generic) (10523/12/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0202020202000000 (6 x AsyncRAT)
Reporter lowmal3
Tags:AsyncRAT exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
Pago32220023.exe
Verdict:
Malicious activity
Analysis date:
2023-03-30 08:59:34 UTC
Tags:
asyncrat
Link:
https://app.any.run/tasks/43752896-e863-471a-a36d-9908a7e2a099

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AsyncRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/378768/
Detection(s):
Win.Dropper.QuasarRAT-9985767-0
Create hunting rule

SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% directory
Launching a process
Launching a service
Creating a file
Changing a file
Delayed writing of the file
Running batch commands
Creating a process from a recently created file
Creating a process with a hidden window
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/75740/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
asyncrat greyware overlay packed quasarrat setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/64254f578e162174987d7d9b/reports/faf7749d-d5f1-43f8-8099-aced79f8a0e9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f
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:
Unknown
Link:
https://analyze.intezer.com/analyses/d19d8487-ba8e-42b2-bb45-62ba7e45c9bc
Result
Threat name:
AsyncRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1205118
Signature
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AsyncRAT
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 838035 Sample: Pago32220023.exe Startdate: 30/03/2023 Architecture: WINDOWS Score: 84 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected AsyncRAT 2->38 40 2 other signatures 2->40 10 Pago32220023.exe 10 2->10         started        process3 file4 28 C:\Users\user\AppData\...\zrhtjths.sfx.exe, PE32 10->28 dropped 13 cmd.exe 1 10->13         started        process5 process6 15 zrhtjths.sfx.exe 8 13->15         started        19 conhost.exe 13->19         started        file7 30 C:\Users\user\AppData\Local\...\zrhtjths.exe, PE32 15->30 dropped 32 Multi AV Scanner detection for dropped file 15->32 21 zrhtjths.exe 1 15->21         started        signatures8 process9 signatures10 42 Multi AV Scanner detection for dropped file 21->42 44 Machine Learning detection for dropped file 21->44 24 zrhtjths.exe 21->24         started        process11 process12 26 WerFault.exe 24->26         started       
Detection:
asyncrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f/
Threat name:
Win32.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2023-03-23 09:07:46 UTC
File Type:
PE (Exe)
Extracted files:
19
AV detection:
22 of 37 (59.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=55vbqv4tu3llimhpdik6afkqeimrsb24k2j4qd6ou5tfdysqufhq._file
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:mnock rat
Link:
https://tria.ge/reports/230330-kxqkwsbh25/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Async RAT payload
AsyncRat
Malware Config
C2 Extraction:
mooroopecamroy.sytes.net:1452
mooroopecamroy.sytes.net:1432
Unpacked files
SH256 hash:
04eafaf4d9ab137159d0e2c355330bf04bef416750f3efea51b43a1e142291f2
MD5 hash:
5d9bf85c37e5b2157ceb0741afde1c60
SHA1 hash:
b328ce36ee60396f14c61fe999f46adf13e09647
Link:
https://www.unpac.me/results/683037a4-9748-44f9-af2c-f15ce5c76fdc/
SH256 hash:
f95dd350a5fd169d87d5ab8078f8c475ca4009c78b6056ebfc44222a1a0bd48f
MD5 hash:
38343f4c8d8dc1fddce0c348ea866b56
SHA1 hash:
793cb93af3708da3b45e2d7d3206c6a7c94bd2d7
Detections:
AsyncRAT
Create hunting rule
win_asyncrat_w0
Create hunting rule
Link:
https://www.unpac.me/results/683037a4-9748-44f9-af2c-f15ce5c76fdc/
Parent samples :
044cacd5ac37289f51cb2560deec5d5eb2a299f37cc7632673fefc70196e5452
1c0a8ab60132cd737b83b2c9b502dfb2d5e3cf14174cc84e422ca1d19277202b
7158cb26fb5a843496b92e30c4366fdfa2b49cd8c59f280ee71e853a68ef0a69
a68850f869d5a33aeedeb894e6ab9c743d35be9da971dea04361664fc00cca18
b8f91cb2906c890e58423e51c9b5a63fe8948668d7a09e8920aec5ef62834ba0
ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f
94530ce58a289fbba223ab50512183f2dc1003ab227b144d6ec21c15cc427cce
50780178c6e35fc1107aa6aacb09c6d1a46d2200f909a95836c88cb7c3651c0e
9d5972659a12d93f0d7b05042c552e47be07967eff52d61f5ea06e5734f9d6bc
494e1115bfbb0cadf7ac1e0e3d5813c36c0e2e829f8246a7856b34e9b2d100de
SH256 hash:
d2057ed1437b57624fa63cabfa8f944b8879bb545fa4b6cda08a225c3835588d
MD5 hash:
ca06cc9312898d26d69bef623abb871d
SHA1 hash:
48e6d456116a012283edbe5440149733c30073de
Link:
https://www.unpac.me/results/683037a4-9748-44f9-af2c-f15ce5c76fdc/
SH256 hash:
c6a2adf1ada425148d85a4ef7d9c6307677cb6f62a141f14e2d966cc325e940f
MD5 hash:
fcbe72496852050b11046f14bb3d7976
SHA1 hash:
394bec461941e7298c6dc0d5659279d5fe2b1ad4
Link:
https://www.unpac.me/results/683037a4-9748-44f9-af2c-f15ce5c76fdc/
SH256 hash:
ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f
MD5 hash:
93de3df04100f402508d3c0c6cd6b0b0
SHA1 hash:
66d8015b249459c284d812a67326a816c5b64fc8
Detections:
win_xorist_auto
Create hunting rule
Link:
https://www.unpac.me/results/683037a4-9748-44f9-af2c-f15ce5c76fdc/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ef6a185793a6d6b430ef1a15e01550221919075c5693c80fcea76651e250a14f

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:kevoreilly, JPCERT/CC Incident Response Group
Description:AsyncRat Payload
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Create hunting rule
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:malware_asyncrat
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:MAL_AsnycRAT
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:MAL_AsyncRAT_Config_Decryption
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects AsnycRAT based on it's config decryption routine
Rule name:msil_suspicious_use_of_strreverse
Create hunting rule
Author:dr4k0nia
Description:Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:sfx_pdb
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
Rule name:sfx_pdb_winrar_restrict
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:SUSP_Reverse_Run_Key
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a Reversed Run Key
Rule name:Windows_Trojan_Asyncrat_11a11ba1
Create hunting rule
Author:Elastic Security
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
Rule name:win_xorist_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.xorist.
Rule name:XWorm_Hunter
Create hunting rule
Author:Potato

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/378768/

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