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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4. 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: 18


Intelligence 18 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4
SHA3-384 hash: 9d5c17b70cb87ef90708bad28e2afb27ab61dced8f81a7f02af18e3cc1825e329e6be755e16af0c28053b7dd42d45fb4
SHA1 hash: b547898a155288a53fdd5043764cef65eac7aeb1
MD5 hash: 5dfd933d2bfde1c23e556f4a2d83613e
humanhash: uniform-hawaii-mexico-gee
File name:QVKGSYNL(2).exe
Download: download sample
Signature Arechclient2
Create hunting rule
File size:6'949'762 bytes
First seen:2026-11-05 01:39:53 UTC
Last seen:2026-11-05 02:32:10 UTC
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash e277f1464e7729ad9df5ec047611738a (2 x HijackLoader, 2 x Arechclient2, 1 x AsyncRAT)
ssdeep 196608:/LZ2IA/5k3RmD+I8Smti5cbI31/h2kSySC+m:F2IKVfeimbIl/h2bySI
TLSH T13366233160A15027E6F10577FA2892307DACB7286B9188A9D3C4FD5D3FB85C1A7FB252
TrID 29.5% (.EXE) Win64 Executable (generic) (6522/11/2)
22.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
20.3% (.EXE) Win32 Executable (generic) (4504/4/1)
9.1% (.EXE) OS/2 Executable (generic) (2029/13)
9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon b2e1b496a6cada72 (14 x AsyncRAT, 13 x LummaStealer, 11 x HijackLoader)
Reporter aachum
Tags:31-77-168-93 Arechclient2 dropped-by-CastleLoader exe HIjackLoader IDATLoader SectopRAT TAG-160


Avatar
iamaachum
https://aafesorder.com/39a3118a-b37f-57e0-9746-abd7aa3cbf0d/QVKGSYNL

Arechclient2/SectopRAT C2: 31.77.168.93

Intelligence

File Origin
# of uploads :
2
# of downloads :
221
Origin country :
FR FR
Vendor Threat Intelligence
No detections
Malware family:
netsupport
Create hunting rule
ID:
1
File name:
Broker-Carrier Agreement.vbs
Verdict:
Malicious activity
Analysis date:
2026-11-05 01:31:42 UTC
Tags:
doc-url python netsupport rmm-tool auto rat arch-exec arch-doc loader castleloader hijackloader upx amsi-bypass stealer
Link:
https://app.any.run/tasks/b68f0690-7d01-4f7c-b7c9-127593e8fa59

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/97343/
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6aebde827d28ff7e598cbdf1
Tags:
injection dropper obfusc
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a file in the %temp% directory
Creating a window
Creating synchronization primitives
Sending a custom TCP request
Creating a file
Deleting a recently created file
Unauthorized injection to a recently created process by context flags manipulation
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm crypto crypto expired-cert fingerprint fingerprint hijackloader installer installer microsoft_visual_cc reconnaissance wix
Link:
https://www.filescan.io/uploads/6aebde8138fb4b0ec4d5b269/reports/40ce3a21-5e8f-490f-b6d4-f7d0b9e258e5/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-11-04T23:40:00Z UTC
Last seen:
2026-11-05T02:07:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4/results?tab=lookup
Gathering data
Result
Threat name:
Arechclient2
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1998708
Signature
Antivirus detection for dropped file
Creates a thread in another existing process (thread injection)
Found direct / indirect Syscall (likely to bypass EDR)
Found hidden mapped module (file has been removed from disk)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected Arechclient2
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1998708 Sample: QVKGSYNL(2).exe Startdate: 05/11/2026 Architecture: WINDOWS Score: 100 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 Antivirus detection for dropped file 2->59 61 4 other signatures 2->61 10 QVKGSYNL(2).exe 3 2->10         started        process3 file4 43 C:\Windows\Temp\...\QVKGSYNL(2).exe, PE32 10->43 dropped 13 QVKGSYNL(2).exe 20 10->13         started        process5 file6 45 C:\Windows\Temp\...\ucrtbase.dll, PE32 13->45 dropped 47 C:\Windows\Temp\...\msvcr100.dll, PE32 13->47 dropped 49 C:\Windows\Temp\...\msvcp_win.dll, PE32 13->49 dropped 51 8 other malicious files 13->51 dropped 83 Multi AV Scanner detection for dropped file 13->83 17 PiM.exe 13 13->17         started        signatures7 process8 file9 31 C:\ProgramData\...\ucrtbase.dll, PE32 17->31 dropped 33 C:\ProgramData\...\msvcr100.dll, PE32 17->33 dropped 35 C:\ProgramData\...\msvcp_win.dll, PE32 17->35 dropped 37 7 other malicious files 17->37 dropped 63 Switches to a custom stack to bypass stack traces 17->63 65 Found direct / indirect Syscall (likely to bypass EDR) 17->65 21 PiM.exe 4 17->21         started        signatures10 process11 file12 39 C:\Users\user\AppData\...\BinaryColl.exe, PE32+ 21->39 dropped 41 C:\Users\user\AppData\Local\...\9384F3A.tmp, PE32+ 21->41 dropped 67 Modifies the context of a thread in another process (thread injection) 21->67 69 Found hidden mapped module (file has been removed from disk) 21->69 71 Maps a DLL or memory area into another process 21->71 73 2 other signatures 21->73 25 BinaryColl.exe 13 21->25         started        signatures13 process14 dnsIp15 53 31.77.168.93, 443, 49713, 49716 PLUSNETPlusnetworkoperatorinPolandPL Germany 25->53 75 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 25->75 77 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 25->77 79 Tries to harvest and steal browser information (history, passwords, etc) 25->79 81 7 other signatures 25->81 29 chrome.exe 25->29         started        signatures16 process17
Score:
49%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
CAB:COMPRESSION:MSZIP Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/5dfd933d2bfde1c23e556f4a2d83613e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4/
Threat name:
Win32.Trojan.Penguish
Create hunting rule
Status:
Suspicious
First seen:
2026-11-05 01:40:23 UTC
File Type:
PE (Exe)
Extracted files:
29
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vvwiel734bh565od3ktb4axyovfckprxcwh7zcepocf7wdoz3xka._file
Verdict:
malicious
Label(s):
HijackLoader
Create hunting rule
SectopRAT
Create hunting rule
Link:
https://reports.threatray.com/1467c97c-36b1-4f06-9502-0f2c6b5db5c7
Result
Malware family:
sectoprat
Create hunting rule
Score:
  10/10
Tags:
family:hijackloader family:sectoprat defense_evasion discovery loader privilege_escalation rat trojan upx
Link:
https://tria.ge/reports/261105-b3m8aawxbw/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
UPX packed file
Executes dropped EXE
Loads dropped DLL
Detects HijackLoader (aka IDAT Loader)
Detects SectopRAT aka Arechclient2
Family: HijackLoader, IDAT loader, Ghostulse,
Family: SectopRAT
Malware Family:
HijackLoader
Create hunting rule
Verdict:
Malicious
Tags:
invalid_signature hijackloader hijackloader config_extracted
YARA:
WMI_strings win_token CreateService
Link:
https://app.threat.zone/submission/b701f636-1fe5-4bb7-9858-740eac41cd36
Malware Family:
behav
Create hunting rule
Malicious:
True
Tags:
overlay obfuscated self-delete
Link:
https://intel.virussign.com/intelligence/file/ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4
Unpacked files
SH256 hash:
ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4
MD5 hash:
5dfd933d2bfde1c23e556f4a2d83613e
SHA1 hash:
b547898a155288a53fdd5043764cef65eac7aeb1
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
11afb7f7a89ea93a2973bb522993a04ffe26eebd8e8777883b0def97100b1730
MD5 hash:
b8e1a2f5e6ebd9a7157013bff5337cac
SHA1 hash:
eb49b03f92f00de7f8693cf5c0c9e09908ca2ef1
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
777a5835d6ee6013b4e17fed349b6f44278e825749132d60d55f933afaf12723
MD5 hash:
001a32bb41d1176552df18b0a21cf6e1
SHA1 hash:
1d1823d63bd8294895f5d2f18dba77cf53bdeb76
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
a1feff95688e08b29f1b74a92b47c401b265b001e9f37cf97ffe5a9cf745b6ab
MD5 hash:
2753d876a6bbf1de765df818fa4678d9
SHA1 hash:
51751a83b997dd5432d96ac82f9254915d6dead3
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
55f122eb48323add50c664b56249cd41f5eb073b4d676d73191ce89832d86064
MD5 hash:
540b3590f8a763629c2b470c6587e9d1
SHA1 hash:
8aa77151521e2d770cdc323e49ae2ca7b247ee16
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
d07864b9213df2606d138bf491d74dceb8477fe380b5fc54cb9479ca96e04706
MD5 hash:
af28a9c337bd31516b4304cf1d2f391d
SHA1 hash:
9a99c1a4111cb6ff760637c75fc67119f1e9454a
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
345998836b85a0301d1bd5c46a8d0ceeb08a906c6fb2a3214d189a3a1ec820a7
MD5 hash:
963292f3f48917a1e08feb3e9fbb823f
SHA1 hash:
9bea02d2074d0a030ae487d8404d08b2b131af81
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
3a02dc297a44475569cfcfec2f5791b62624a492946e816caeba4cc28323f3a4
MD5 hash:
32c29d6acff07d85968ff25d4ca9a399
SHA1 hash:
cb659d982dd36f6aac10c5158d4b47472c9409a6
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
c2814ce43b438b72fe1e64d68df45db475e6ff812ed1fd2adb014f7add66fa7c
MD5 hash:
cf001457452f327a324b4f83ccffb4ff
SHA1 hash:
d58e552a701426669e8e43bc4373b047aca0db3a
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
e7835a223f02707fb8a94e79b11b52b50c85777c53956b8e081212480b9b28b7
MD5 hash:
5fb151cd5b89ea2dfc9a7ecb66583733
SHA1 hash:
d9a515bf0779f2c2d6abe6054db1f1a7e0ac7e17
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
55043a5dbe9b4bfe50e2e6be0bdf77a69a075becc520700dcaffb1d9f7686138
MD5 hash:
bbc3c4543a00bc1e2130921ddc3ed3ca
SHA1 hash:
f7fe6df7187c3e11da67bc7f089113d61935364c
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
71358d729b01bdf38dbe5440705ea68ea9225f93c834f45c5687b0ea2b417c4e
MD5 hash:
d4cf3fd5e8ee95431cfea69fa84ae57d
SHA1 hash:
80f5188570001e4fd5fdad9cbf38479dd4edd255
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
a6edb3fb6d21dd461da3767a7995034e208f7d6b08997f6cf7ee7b0ea833a8f0
MD5 hash:
cabb58bb5694f8b8269a73172c85b717
SHA1 hash:
9ed583c56385fed8e5e0757ddb2fdf025f96c807
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
68bee500e0080f21c003126e73b6d07804d23ac98b2376a8b76c26297d467abe
MD5 hash:
d4dae7149d6e4dab65ac554e55868e3b
SHA1 hash:
b3bea0a0a1f0a6f251bcf6a730a97acc933f269a
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
SH256 hash:
32b47e15d95dd190890ce3bf4d35661b0ea4a56dcaf04b505bec5db10f0cecd4
MD5 hash:
65b8544367b87265eedaa1a6e4295ce8
SHA1 hash:
dd28b8a4da7eebd95011dec371e178031f04b204
Link:
https://www.unpac.me/results/7668a0e9-a5d9-453f-b1d4-1df20e105054/
Malware family:
HijackLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ad6c822ffbe0/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/ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/

File information

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

Web download

Arechclient2

Visual Basic Script (vbs) vbs a1f020b9708cb37c8e084e24dacc11f5bd42ef4ffdd25724ed9057dfb8879f54

Arechclient2

Executable exe fcd5efaa02928c1d90172d17e7c8b46115546aa25338b708c6472488006f64ea

Arechclient2

Executable exe ad6c822ffbe04fdf75c3daa61e02f8754a253e37158ffc888f708bfb0dd9ddd4

(this sample)

  
Link
https://tria.ge/261105-bjersswwex/behavioral2
  
Dropped by
SHA256 fcd5efaa02928c1d90172d17e7c8b46115546aa25338b708c6472488006f64ea
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/97343/
  
Dropped by
MD5 fbe9bdf299720f9574e5d0b585d4d642

Comments