MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a. 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


Arechclient2


Vendor detections: 15


Intelligence 15 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a
SHA3-384 hash: 0e80dd8038a5da423021e2a9e2af90e345532aadc572d936378ebdc6cce8b9f232de432280d9ac92e64187cd5034fa7d
SHA1 hash: 3b80c10f792b785320a8cfd4b4dd5ff0ad4bfba9
MD5 hash: 2c9353e300396d223f0439a96787e122
humanhash: sodium-timing-washington-six
File name:file
Download: download sample
Signature Arechclient2
Create hunting rule
File size:5'829'632 bytes
First seen:2023-12-12 18:16:33 UTC
Last seen:2023-12-12 20:21:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 98304:8kYtDU+r8s/Vrzw4NV1dvppIicHRdvQX6z:8zZUTsdrc4j/Ixvc6
Threatray 63 similar samples on MalwareBazaar
TLSH T12C469D06BBA5CA22C18C5A3BC5D2981553B3D5826313E70F339523B96D833EE4D9E5CB
TrID 44.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
34.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
6.3% (.EXE) Win64 Executable (generic) (10523/12/4)
3.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon a0b0a0a0a88acce8 (1 x Arechclient2)
Reporter jstrosch
Tags:.NET Arechclient2 exe MSIL

Intelligence

File Origin
# of uploads :
2
# of downloads :
267
Origin country :
US US
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
https://nafsdwas.click/
Verdict:
Malicious activity
Analysis date:
2023-12-12 21:20:29 UTC
Tags:
lumma stealer hijackloader loader amadey botnet miner
Link:
https://app.any.run/tasks/a4cc1873-6807-4122-a0eb-1abf9d861390

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
zgRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/466966/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.JCM.gen.Eldorado.25792.8844.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %temp% directory
Launching a process
Creating a file in the %AppData% subdirectories
Creating a file
DNS request
Sending a custom TCP request
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
dotfuscator dotfuscator obfuscated packed packed
Link:
https://www.filescan.io/uploads/6578a3a318cffa73b1e3d9e5/reports/aea15418-dd5d-42da-8dc1-6ed750511084/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a
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:
Malicious
Link:
https://analyze.intezer.com/analyses/b635ad03-77d7-4285-a942-40dca8902f21
Result
Threat name:
RedLine, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1360716
Behaviour
Behavior Graph:
n/a
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a/
Threat name:
Win32.Trojan.Znyonm
Create hunting rule
Status:
Malicious
First seen:
2023-12-12 18:17:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sdx5qzhfzljpguxtkwn7yddya55bxdej2vwmp23rewkavmtzkona._file
Verdict:
suspicious
Similar samples:
0a9063ffb0478d1a4b1a5c488bbdbf0cc123c809616c298912e1814829842ba7
Arechclient2
b20090678b857d6b8638ed5db42de49a8be60f8169e6affb12e1a40b1d295f87
Arechclient2
b8a0f9eb3dbf5e78c15777915fdb57b44748c1ece2d1c0e89cc2da8706ef7e16
Arechclient2
d875c707ceefaf84fb734255de554e060f464cdd75c878bc247eb13ef630cbb7
Arechclient2
dba6b7bc0b4e3d5fc344e1ddc9835bff1a1979b2f3206de5a57034317bfa6635
Arechclient2
+ 53 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:sectoprat family:zgrat rat trojan
Link:
https://tria.ge/reports/231212-ww16sahfgq/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Drops startup file
Loads dropped DLL
Detect ZGRat V1
SectopRAT
SectopRAT payload
ZGRat
Unpacked files
SH256 hash:
63366bb58836a4d9fc6a7fb5632ce6aeb52fd2ec57ea5d766b27bfedf7b7deee
MD5 hash:
a6810a5899b5a89ee483c9e94dacb015
SHA1 hash:
c787d081f7534936636b17d94ecee651fd64fdac
Link:
https://www.unpac.me/results/ef911251-6399-4b78-b697-0309465d31c3/
SH256 hash:
3ef6b85ea5ec21e5edf64014b40051a5837294c4e29684a358804d0e2c90c2b3
MD5 hash:
ff60060d1bc257fb3c4e12836e74e6dc
SHA1 hash:
798532ae880ab7391ab18bc5a501940a6f593b65
Detections:
SUSP_XORed_URL_In_EXE
Create hunting rule
MALWARE_Win_Arechclient2
Create hunting rule
Link:
https://www.unpac.me/results/ef911251-6399-4b78-b697-0309465d31c3/
Parent samples :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 hash:
dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
MD5 hash:
544cd51a596619b78e9b54b70088307d
SHA1 hash:
4769ddd2dbc1dc44b758964ed0bd231b85880b65
Link:
https://www.unpac.me/results/ef911251-6399-4b78-b697-0309465d31c3/
SH256 hash:
90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a
MD5 hash:
2c9353e300396d223f0439a96787e122
SHA1 hash:
3b80c10f792b785320a8cfd4b4dd5ff0ad4bfba9
Detections:
INDICATOR_EXE_Packed_Dotfuscator
Create hunting rule
MALWARE_Win_zgRAT
Create hunting rule
Link:
https://www.unpac.me/results/ef911251-6399-4b78-b697-0309465d31c3/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/90efd864e5ca/report/overview.html
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/90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a

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:grakate_stealer_nov_2021
Create hunting rule
Rule name:INDICATOR_EXE_Packed_Dotfuscator
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Dotfuscator
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MALWARE_Win_Arechclient2
Create hunting rule
Author:ditekSHen
Description:Detects Arechclient2 RAT
Rule name:MALWARE_Win_zgRAT
Create hunting rule
Author:ditekSHen
Description:Detects zgRAT
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:Njrat
Create hunting rule
Author:botherder https://github.com/botherder
Description:Njrat
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_XORed_URL_In_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:Windows_Trojan_RedLineStealer_15ee6903
Create hunting rule
Author:Elastic Security

File information

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

Web download

Arechclient2

Executable exe 90efd864e5cad2f352f3559bfc0c78077a1b8c89d56cc7eb7125940ab279539a

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2738927/
  
URLhaus
https://urlhaus.abuse.ch/url/2736337/
  
URLhaus
https://urlhaus.abuse.ch/url/2735280/
  
URLhaus
https://urlhaus.abuse.ch/url/2733618/
Cape
Cape
https://www.capesandbox.com/analysis/466966/

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