MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350. 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


AveMariaRAT


Vendor detections: 11


Intelligence 11 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350
SHA3-384 hash: 4c2ef5f3c9809e7911a005e44c6bd57400a97f230f5b9d6b7012506534612e0490001ae33afd3fa45f4cccf1f837e10c
SHA1 hash: 5d9f304c36677dbc50e225c53ed2daef0718f4bf
MD5 hash: 117d45a1a70dba08bd9f49c581717d62
humanhash: ink-pasta-cat-oscar
File name:Quote request (Iberia Express Aircraft).exe
Download: download sample
Signature AveMariaRAT
Create hunting rule
File size:294'728 bytes
First seen:2023-02-23 12:40:33 UTC
Last seen:2023-02-23 14:27:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7eae418c7423834ffc3d79b4300bd6fb (51 x GuLoader, 16 x RemcosRAT, 15 x AgentTesla)
ssdeep 6144:2icFyL6SgUo3Mv97fqEJHvbR02vN79QD8CchMehu:pP6I9TPPbRFV9UeY
Threatray 362 similar samples on MalwareBazaar
TLSH T1AD541203A3A8D6EBFDD25A334D658F6586FB443124D6971313C0B79EBA31B40962DB82
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 69dcba23b392dc79 (3 x AveMariaRAT, 1 x NanoCore, 1 x GuLoader)
Reporter lowmal3
Tags:AveMariaRAT exe signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2022-03-04T08:41:54Z
Valid to:2025-03-03T08:41:54Z
Serial number: 244af6345a84da6a3880abdba95b7c3b2265e672
Thumbprint Algorithm:SHA256
Thumbprint: 8edf16014a8221a4d7a9a058df9326ea8ac8f6da466bded0a73145ca2553300f
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
241
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Request for quote (Hann Kuen Machinery & Hardware Co. Ltd)·pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-02-23 07:07:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a6f079ec-66c9-4549-92ea-89d8aff2dd2c

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/369274/
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.23877.7250.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% subdirectories
Delayed reading of the file
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63f75ee3a6ba2f75a97b154a/reports/7d1bdaa0-ae67-4111-82b7-73cc5e77c889/overview
Verdict:
Malicious
Labled as:
Downloader/GuLoader
Link:
https://www.hybrid-analysis.com/sample/bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350
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/8f099802-b982-469d-a288-2848c9fb0615
Result
Threat name:
AveMaria, GuLoader, UACMe
Create hunting rule
Detection:
malicious
Classification:
troj.evad.phis.expl
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1181299
Signature
Adds a directory exclusion to Windows Defender
Contains functionality to create processes via WMI
Contains functionality to hide user accounts
Creates files in alternative data streams (ADS)
Creates processes via WMI
Drops PE files to the document folder of the user
Drops script or batch files to the startup folder
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Tries to detect Any.run
Yara detected AveMaria stealer
Yara detected GuLoader
Yara detected UACMe UAC Bypass tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 11693 Sample: Quote request (Iberia Expre... Startdate: 23/02/2023 Architecture: WINDOWS Score: 100 54 googlehosted.l.googleusercontent.com 2->54 56 drive.google.com 2->56 58 doc-0c-4o-docs.googleusercontent.com 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Multi AV Scanner detection for dropped file 2->62 64 Multi AV Scanner detection for submitted file 2->64 66 9 other signatures 2->66 9 Quote request (Iberia Express Aircraft).exe 31 2->9         started        13 cmd.exe 1 2->13         started        15 WmiPrvSE.exe 2->15         started        signatures3 process4 file5 44 C:\Users\user\AppData\...\Overstoping.Sto, data 9->44 dropped 46 C:\Users\user\AppData\Local\...\System.dll, PE32 9->46 dropped 78 Tries to detect Any.run 9->78 17 Quote request (Iberia Express Aircraft).exe 5 14 9->17         started        22 WMIC.exe 1 13->22         started        24 conhost.exe 13->24         started        signatures6 process7 dnsIp8 50 drive.google.com 142.250.181.238, 443, 49839 GOOGLEUS United States 17->50 52 googlehosted.l.googleusercontent.com 142.250.185.161, 443, 49840 GOOGLEUS United States 17->52 36 C:\Users\user\Documents\Windows8.exe, PE32 17->36 dropped 38 C:\Users\user\...\Documents:ApplicationData, PE32 17->38 dropped 40 C:\Users\...\Windows8.exe:Zone.Identifier, ASCII 17->40 dropped 42 2 other malicious files 17->42 dropped 68 Creates files in alternative data streams (ADS) 17->68 70 Adds a directory exclusion to Windows Defender 17->70 72 Tries to detect Any.run 17->72 76 2 other signatures 17->76 26 Windows8.exe 20 17->26         started        30 powershell.exe 23 17->30         started        74 Creates processes via WMI 22->74 file9 signatures10 process11 file12 48 C:\Users\user\AppData\Local\...\System.dll, PE32 26->48 dropped 80 Multi AV Scanner detection for dropped file 26->80 32 WerFault.exe 21 16 26->32         started        34 conhost.exe 30->34         started        signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2023-02-23 08:35:47 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
15 of 25 (60.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xr622teg7pn6hpddfnnkrr23g4m6yofkodwgho2vqrlvf36qcnia._file
Verdict:
malicious
Label(s):
avemaria
Create hunting rule
Similar samples:
723ff97e6559f6558c288ca693898592a21aab28c003883ca13b81667d7e3aef
AveMariaRAT
a43a0cacbfaf5aa649acc0d29ce25855ea92c50af2729f30c5f2ecfad376ef4d
AveMariaRAT
a7fb5c3347daf214fbdbec78aeb30ca90c09726b6aa7cfb929a563ada0d49d7f
AveMariaRAT
d8b0bc17d73b611e2ae4ac8addf6a90745af6107cfadffc7cc497a2db38afc87
AveMariaRAT
dc5da53a5e93a588335b6561258d1540ac7d696c633d03de92e72d8e53254234
AveMariaRAT
ef56f8c0615d059de3d0f669b651d38caf535155878ff4bc7d1b1a62abd45213
AveMariaRAT
f13b318caba7938d24d18b32e16a1f111ec694b313590a4023f5e277d70ef7db
AveMariaRAT
fe4020d80a71155f6d6f490b3ff6d5699cf839c815da0e077b476ab0ba6b375b
AveMariaRAT
+ 352 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:guloader family:warzonerat downloader infostealer persistence rat
Link:
https://tria.ge/reports/230223-pwsfbafh28/
Behaviour
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Checks QEMU agent file
Drops startup file
Executes dropped EXE
Loads dropped DLL
Guloader,Cloudeye
WarzoneRat, AveMaria
Unpacked files
SH256 hash:
6950991102462d84fdc0e3b0ae30c95af8c192f77ce3d78e8d54e6b22f7c09ba
MD5 hash:
8cf2ac271d7679b1d68eefc1ae0c5618
SHA1 hash:
7cc1caaa747ee16dc894a600a4256f64fa65a9b8
Link:
https://www.unpac.me/results/aabe9e68-ed96-4759-9614-a92fbebe0a1a/
SH256 hash:
bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350
MD5 hash:
117d45a1a70dba08bd9f49c581717d62
SHA1 hash:
5d9f304c36677dbc50e225c53ed2daef0718f4bf
Link:
https://www.unpac.me/results/aabe9e68-ed96-4759-9614-a92fbebe0a1a/
Malware family:
Warzone
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bc7dad4c86fb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350

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:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Malspam

AveMariaRAT

Executable exe bc7dad4c86fbdbe3bc632b5aa8c75b3719ec38aa70ec63bb55845752efd01350

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/369274/

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