MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d. 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: 16


Intelligence 16 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d
SHA3-384 hash: c96b88a41afc6e4e703712cd37f5c28097b744397d8b78a4fb8896341248b9692a36f630456e52d0d8ec19f68fc47964
SHA1 hash: 250ae3113d8f9f31d24b8d71cab4656af32450b2
MD5 hash: bb490b948f810e9b909b8481440b173d
humanhash: harry-ten-three-alabama
File name:GVFUZRHH.exe
Download: download sample
Signature Arechclient2
Create hunting rule
File size:5'335'605 bytes
First seen:2025-06-05 03:49:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b5a014d7eeb4c2042897567e1288a095 (19 x HijackLoader, 14 x ValleyRAT, 12 x LummaStealer)
ssdeep 98304:+pgeOI+ECV0F492bWnoQvFILohAxsjbKr3sO3OYzfUfo5G2:+pgeOWC6K92GhFILoggObsOdfUfo57
Threatray 44 similar samples on MalwareBazaar
TLSH T172363369B78079F4CA35D174DF2DCBB620B7DB2826401E9B9BA90F151FD35B282139C8
TrID 38.7% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
24.6% (.EXE) Win64 Executable (generic) (10522/11/4)
11.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.5% (.EXE) Win32 Executable (generic) (4504/4/1)
4.7% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon c292ecd8f2f6fe1c (15 x HijackLoader, 11 x LummaStealer, 7 x Arechclient2)
Reporter skocherhan
Tags:45-141-87-249 Arechclient2 colefinder-pro exe interconstructionsite-pro


Avatar
skocherhan
http://colefinder.pro/GVFUZRHH.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
504
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
GVFUZRHH.exe
Verdict:
Malicious activity
Analysis date:
2025-06-05 03:52:12 UTC
Tags:
stealer arechclient2 backdoor rat teapotstealer auto-startup
Link:
https://app.any.run/tasks/6157dec1-2cc9-4430-bbc1-d98401e6578c

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/7387/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=684114ec07b5e8c1cfe4ce40
Tags:
shellcode autorun dropper virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a file
Creating a file in the %AppData% subdirectories
Connection attempt
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Unauthorized injection to a recently created process by context flags manipulation
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context fingerprint installer microsoft_visual_cc overlay overlay packed packer_detected
Link:
https://www.filescan.io/uploads/68411410171e01f959368eb9/reports/cd42691b-2c3c-4e48-9541-32b92def3c79/overview
Verdict:
Malicious
Labled as:
Win/grayware_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d
Malware family:
AsyncRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/44a77bc5-38b3-4de4-be23-2513acf26b97
Result
Threat name:
RedLine
Create hunting rule
Detection:
malicious
Classification:
evad.troj.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1706781
Signature
Connects to many ports of the same IP (likely port scanning)
Creates a thread in another existing process (thread injection)
Drops PE files to the user root directory
Found direct / indirect Syscall (likely to bypass EDR)
Found hidden mapped module (file has been removed from disk)
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
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 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)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected RedLine Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1706781 Sample: GVFUZRHH.exe Startdate: 05/06/2025 Architecture: WINDOWS Score: 100 71 Multi AV Scanner detection for submitted file 2->71 73 Yara detected RedLine Stealer 2->73 75 Connects to many ports of the same IP (likely port scanning) 2->75 77 2 other signatures 2->77 9 GVFUZRHH.exe 11 2->9         started        12 GammaP64.exe 5 2->12         started        process3 file4 47 C:\Users\user\AppData\Local\...behaviorgraphammaP64.exe, PE32 9->47 dropped 49 C:\Users\user\AppData\Local\...\mfc140u.dll, PE32 9->49 dropped 51 C:\Users\user\AppData\...\libssl-1_1.dll, PE32 9->51 dropped 55 4 other files (none is malicious) 9->55 dropped 15 GammaP64.exe 10 9->15         started        53 C:\Users\user\AppData\Local\...\4A3335F.tmp, PE32+ 12->53 dropped 87 Modifies the context of a thread in another process (thread injection) 12->87 89 Maps a DLL or memory area into another process 12->89 19 SignalInde.exe 1 12->19         started        21 XPFix.exe 12->21         started        signatures5 process6 file7 57 C:\ProgramData\...behaviorgraphammaP64.exe, PE32 15->57 dropped 59 C:\ProgramData\...\mfc140u.dll, PE32 15->59 dropped 61 C:\ProgramData\...\libssl-1_1.dll, PE32 15->61 dropped 63 4 other files (none is malicious) 15->63 dropped 67 Switches to a custom stack to bypass stack traces 15->67 69 Found direct / indirect Syscall (likely to bypass EDR) 15->69 23 GammaP64.exe 7 15->23         started        signatures8 process9 file10 41 C:\Users\user\SignalInde.exe, PE32+ 23->41 dropped 43 C:\Users\user\AppData\Roaming\...\XPFix.exe, PE32 23->43 dropped 45 C:\Users\user\AppData\Local\...\24C3E50.tmp, PE32+ 23->45 dropped 79 Drops PE files to the user root directory 23->79 81 Modifies the context of a thread in another process (thread injection) 23->81 83 Found hidden mapped module (file has been removed from disk) 23->83 85 3 other signatures 23->85 27 SignalInde.exe 14 16 23->27         started        31 XPFix.exe 2 23->31         started        signatures11 process12 dnsIp13 65 45.141.87.249, 15847, 49694, 49695 CLOUDBACKBONERU Russian Federation 27->65 91 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 27->91 93 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 27->93 95 Tries to harvest and steal browser information (history, passwords, etc) 27->95 99 4 other signatures 27->99 33 chrome.exe 27->33 injected 35 chrome.exe 27->35 injected 37 chrome.exe 27->37 injected 39 7 other processes 27->39 97 Switches to a custom stack to bypass stack traces 31->97 signatures14 process15
Score:
84%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d/
Threat name:
Win32.Trojan.Rugmi
Create hunting rule
Status:
Malicious
First seen:
2025-06-03 21:33:35 UTC
File Type:
PE (Exe)
Extracted files:
1004
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
sectoprat
Create hunting rule
Similar samples:
3e6b5aa0a81a480a6168f9f5023a5e4d6bf6732545e3ee561fb5d6caa338c0ee
Arechclient2
60972229523eb137860bae114a667ace6d6109ebeec4f219628cdfe00e88d145
Arechclient2
78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d
Arechclient2
7e1b510679a2c600a3808cb309f9973a2bc2ec547a8e0286cc9b8855a10ff517
Arechclient2
954c77d9f00e58e27703ba1ec0ad741275e5ce635234a7f8ec4cf521b81c59fc
Arechclient2
d27b10c7190243be85394db76b17fb8ee87efc8b0a62732a2c29fd589653e8d2
Arechclient2
ebee43197734a44b5d923269b3875190e4cf3b417d036e54bdc574f67ec3c3c9
Arechclient2
error
Arechclient2
f39a28e44b8cabd73afd612d5341fd13d297552475e9fabb39f4c9024ec445f2
Arechclient2
+ 34 additional samples on MalwareBazaar
Result
Malware family:
sectoprat
Create hunting rule
Score:
  10/10
Tags:
family:hijackloader family:sectoprat discovery loader rat spyware stealer trojan
Link:
https://tria.ge/reports/250605-eecy7a1pz8/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Detects HijackLoader (aka IDAT Loader)
HijackLoader
Hijackloader family
SectopRAT
SectopRAT payload
Sectoprat family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6a46137b-d80e-430e-90d2-f5241b13aea8
Unpacked files
SH256 hash:
78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d
MD5 hash:
bb490b948f810e9b909b8481440b173d
SHA1 hash:
250ae3113d8f9f31d24b8d71cab4656af32450b2
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
bf17b7ca600fba8d8dcac8de17c7d2980909ff7fffc7173fa38f4c83b6bee0f3
MD5 hash:
f3e36fa35499061922fdea66148d660b
SHA1 hash:
036aa3f6d239ca3bc7c6b0b29e88f190d3599324
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
5846791a15ec827a42d4e807e0c0146a46b5271a908ec3b5a8ad0c0208fab9d5
MD5 hash:
12b2e7228544394a19f7e5c0948a1247
SHA1 hash:
11312056d1009693cf3f9fdd6e955c5065aad449
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
e27f730906eece0c0274738b961f8b4802ceab4815205a6860ef86affde02756
MD5 hash:
7300d7b8702a60d01608f62a2d26a6ef
SHA1 hash:
1531a5928dccda1e4640099a13ec9b205256e7da
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
56dc2fe995299c7a4c9c0b3e8e2eef67c548526dfb08ebad1ac962129eb4db86
MD5 hash:
5f816b905e6aa4dcb9c2982cacb45eeb
SHA1 hash:
26833e6d0ac32fd4f45be62b1253060728f89a5b
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
3d36c8fb2b6a4c0e60f18dc57911a3db62166fdb4e862e35d0d294164bc5a656
MD5 hash:
d1808f3d7e0c77461b91eab6080a82a8
SHA1 hash:
3243d964cf77e984170f7d11ed8a71dd9308a456
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
7efdad533d5e60761ec3366d93e913fd3511ba89d51358eb496ec30382bfb258
MD5 hash:
f74cd6045900b6c3294414970988ab67
SHA1 hash:
92b69bedc6118d5c74f11928679505722ae503c0
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
11ea66fa76269105e715e1e3b7a1018cefdf938e058f80285daeea922cd8dd44
MD5 hash:
6f579edb7bba79aa2666d9d8a4bbd0f3
SHA1 hash:
e707036b26784047643414562e37a9861c67bce5
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
0823b2bf3fcc268f31281d520a29e8c0be43df4b2414c3023657f5257a9a103e
MD5 hash:
ebf678ed606696584c9252c051690e22
SHA1 hash:
5bf8a4854c17c75f6ae170ad7e6232ae8296d129
Detections:
win_samsam_auto
Create hunting rule
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
Parent samples :
2e8ac3980feb2ed56f39fac3763eed0fba77740a7b5cd74bccd8b7d59223c79d
64e2811f4c55a0b962e31c3fd01aa653ff5a55d56146ff2f4b6fbef6236c46a4
78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d
e68aaae515c5a9209fad7b4217f534de39b36ec66aff13c900c6c729e14dd31f
58a5e3bb70bcb50147587807794bcee8ee3c7e5c67a630b092e7899d2a50c83b
584bc504241fb7dc36f4c2ff5d38bf9757d9af5a369ca01027d2e151d53d932f
ff6ba4489c2fe94e5ed49e2bbb411abbb6677f73b56df746ffb36c6c0ea6b81f
9e05baee59cd27a85f08cf2fa678f54c3bb639f29d4521bfa0319bf174c04dba
6ffd4fb10bc191d0a3b5b47bec951397628f2dad1f5defce506c753c90c0f296
a7c5e1f4789b6b066c8030a3966786c99682371751c255e4e77d4b5a485237ae
46091fc17ded829d91a0563354ca16ff416f6b92912ad7ddd39ff326d787299b
f7540df042b56cb25b0f90b17255b173d9e078b1bc3bf72d4d7a476174ef9081
f28ec66ea72ab255e028b98e3103070e0e412030352b9c66aaf696266fed38ca
516523a72a445b175b620ee3ec70e0be6d7ddd9e217c22867527a3e17b7bb8b2
7dfe8d25b80b42ba7834c671f91956652ba929a239056bfc4321622eab60de3e
772b547b8e01d86b2d4a32e308a42388f298ca4faedb0d6a3b78fb0d4dce8826
cabf319baf5f3c955f6e251d101bdc61a1d7c3ced40e3f313c7d43f8571c00dd
9de72bbf7efdb9b528351ec7ad706d6197e860a78b2846adf700cbc10d0760fa
59ba1a24163e85ec4b5c473f45fbed52da955e49c4f3b9578df4baf0593b9c66
bfc96abe978e154086f793062458b43ca9d570fd8c62c47c0d4ad0d3e1edbbaf
SH256 hash:
a6edb3fb6d21dd461da3767a7995034e208f7d6b08997f6cf7ee7b0ea833a8f0
MD5 hash:
cabb58bb5694f8b8269a73172c85b717
SHA1 hash:
9ed583c56385fed8e5e0757ddb2fdf025f96c807
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
SH256 hash:
68bee500e0080f21c003126e73b6d07804d23ac98b2376a8b76c26297d467abe
MD5 hash:
d4dae7149d6e4dab65ac554e55868e3b
SHA1 hash:
b3bea0a0a1f0a6f251bcf6a730a97acc933f269a
Link:
https://www.unpac.me/results/dee9efe6-003f-41f0-88e1-86be1c492145/
Malware family:
IDATLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/78ed91aa3f80/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/78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d

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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Trojan_GhostPulse_caea316b
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.

0aa771b1c4071e4c19d6efa4fc133b44

Arechclient2

Executable exe 78ed91aa3f80105bc099ac45eb8c5d50536aeeab5442a81d80aedfa90e42988d

(this sample)

  
Dropped by
MD5 0aa771b1c4071e4c19d6efa4fc133b44
Cape
Cape
https://www.capesandbox.com/analysis/7387/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
ole32.dll::CreateStreamOnHGlobal
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetDriveTypeW
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetDiskFreeSpaceExW
KERNEL32.dll::GetCommandLineW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::GetSystemDirectoryW
KERNEL32.dll::GetFileAttributesW
KERNEL32.dll::FindFirstFileW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::CreateWindowExW

Comments