MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 62c4f92778d0bd5831fad52da33914cd561ecefb6f5853925dc989bce3ffa3c9. 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


ArkeiStealer


Vendor detections: 8


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

SHA256 hash: 62c4f92778d0bd5831fad52da33914cd561ecefb6f5853925dc989bce3ffa3c9
SHA3-384 hash: 88b058899c7239d4431dae19fb97131fe13660cd708fd2ffbd955e2797f01bd1dd743aeff71f6e1a92f9e7f80771c199
SHA1 hash: 58c57f48c3a9338ced4b3cd174b191a9e38ed7c6
MD5 hash: b77fea1068099706f3f5d74f346ba334
humanhash: double-kentucky-minnesota-sweet
File name:b77fea1068099706f3f5d74f346ba334.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:222'208 bytes
First seen:2021-08-10 15:14:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e4e1e1e6e225074b287b0f65b50fbc7e (3 x ArkeiStealer, 2 x RedLineStealer, 1 x GCleaner)
ssdeep 3072:7HzizXmEwgIMjnOL0J7bdTVnCm5W3O7YWnQdnCNeoBNTfC8IU:SwgIf4J3Z0p3xWWCIwY8
Threatray 4'515 similar samples on MalwareBazaar
TLSH T1B624AD3136D0F872F497453074ADCBA4F66AF8206B60065327A43F6F6EB32D0136A75A
dhash icon 48b9b2b0e8c38890 (13 x RaccoonStealer, 5 x RedLineStealer, 3 x Glupteba)
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
164
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b77fea1068099706f3f5d74f346ba334.exe
Verdict:
No threats detected
Analysis date:
2021-08-10 15:17:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/25930b21-5ece-4d9c-9f6b-b904b99cbc75

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/178009/
Detection(s):
Win.Dropper.Upatre-9884831-0
Create hunting rule

Win.Packed.Generic-9884888-0
Create hunting rule

Win.Malware.Generic-9884893-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Deleting of the original file
Enabling autorun by creating a file
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.
Malware family:
DanaBot
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3253314f-1ef8-4dd7-a4ea-9a4789b9e30d
Result
Threat name:
Ficker Stealer RedLine SmokeLoader Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/830324
Signature
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
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)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses known network protocols on non-standard ports
Yara detected Ficker Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 462758 Sample: WDRt74Zbmc.exe Startdate: 10/08/2021 Architecture: WINDOWS Score: 100 72 Found malware configuration 2->72 74 Antivirus detection for URL or domain 2->74 76 Multi AV Scanner detection for submitted file 2->76 78 11 other signatures 2->78 9 WDRt74Zbmc.exe 2->9         started        12 shdsubu 2->12         started        process3 signatures4 94 Detected unpacking (changes PE section rights) 9->94 96 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->96 98 Maps a DLL or memory area into another process 9->98 14 explorer.exe 6 9->14 injected 100 Checks if the current machine is a virtual machine (disk enumeration) 12->100 102 Creates a thread in another existing process (thread injection) 12->102 process5 dnsIp6 58 thegymmum.com 189.232.17.78, 49721, 49724, 49727 UninetSAdeCVMX Mexico 14->58 60 37.120.239.108, 80 SECURE-DATA-ASRO Romania 14->60 62 5 other IPs or domains 14->62 42 C:\Users\user\AppData\Roaming\shdsubu, PE32 14->42 dropped 44 C:\Users\user\AppData\Local\Temp\343C.exe, PE32 14->44 dropped 46 C:\Users\user\AppData\Local\Temp\1FA3.exe, PE32 14->46 dropped 48 C:\Users\user\...\shdsubu:Zone.Identifier, ASCII 14->48 dropped 64 System process connects to network (likely due to code injection or exploit) 14->64 66 Benign windows process drops PE files 14->66 68 Deletes itself after installation 14->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->70 19 1FA3.exe 92 14->19         started        24 343C.exe 15 25 14->24         started        file7 signatures8 process9 dnsIp10 50 116.203.127.162, 49756, 80 HETZNER-ASDE Germany 19->50 52 lenak513.tumblr.com 74.114.154.22, 443, 49753 AUTOMATTICUS Canada 19->52 34 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 19->34 dropped 36 C:\Users\user\AppData\...\softokn3[1].dll, PE32 19->36 dropped 38 C:\Users\user\AppData\...\freebl3[1].dll, PE32 19->38 dropped 40 9 other files (none is malicious) 19->40 dropped 80 Detected unpacking (changes PE section rights) 19->80 82 Detected unpacking (overwrites its own PE header) 19->82 84 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->84 92 2 other signatures 19->92 26 cmd.exe 1 19->26         started        54 185.215.113.114, 49760, 49762, 49763 WHOLESALECONNECTIONSNL Portugal 24->54 56 api.ip.sb 24->56 86 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 24->86 88 Machine Learning detection for dropped file 24->88 90 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 24->90 file11 signatures12 process13 process14 28 taskkill.exe 1 26->28         started        30 conhost.exe 26->30         started        32 timeout.exe 1 26->32         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/62c4f92778d0bd5831fad52da33914cd561ecefb6f5853925dc989bce3ffa3c9/
Threat name:
Win32.Ransomware.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-08-09 22:06:27 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
069209cccc0a25c38b18ef3078dfd2d9faa59fd0a1a51fb98d83b8ba54a7f439
ArkeiStealer
2ec6c6341ff83005a6515d942976d2092549312d419a29e59d0efb15d65749bf
ArkeiStealer
3221c7c857b80fab3818cf1ea9435cef9626d84bd308d7a365e4e5089e5ef413
ArkeiStealer
43ee2974cd7669252f7749c8f304f9c0d564154694dfc043acb9df528e57b054
ArkeiStealer
aeb026ea5a445b6c416a9c9b7d14dc1cf0960fff382f3d090af61c1314413bb5
ArkeiStealer
cb2f2f144452b46ee4e5a13bde655d54fb0911020490f83242aacec34bd49781
ArkeiStealer
d318ad8713ba565b9b0e36d5becc824f3a232799049f4ad87ba27a4feed6abbe
ArkeiStealer
dbb1ffb8a8b13b389fd8aff976808226333bc23d8aafc33111b88206f498fcea
ArkeiStealer
f70d4b4fc9941796d149798614345b8e8bf6e0c69022ac407cb8b03bf26fdc7c
ArkeiStealer
+ 4'505 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:redline family:smokeloader family:vidar botnet:828 backdoor discovery evasion infostealer spyware stealer suricata themida trojan
Link:
https://tria.ge/reports/210810-kj3kks1vgs/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
Downloads MZ/PE file
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar Stealer
RedLine
SmokeLoader
Vidar
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
Malware Config
C2 Extraction:
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
https://lenak513.tumblr.com/
Unpacked files
SH256 hash:
18cd8e90fcd46329480f24d43baa489683b3ee2fcd274bf1714947ef307a6ab2
MD5 hash:
f2fecf6872ad4c61a3a506159fddd4fc
SHA1 hash:
28e039eb96dcf58841992280c66433a2bbab8e84
Link:
https://www.unpac.me/results/16e9532e-2d03-4c26-8b74-10f1f98dff07/
SH256 hash:
62c4f92778d0bd5831fad52da33914cd561ecefb6f5853925dc989bce3ffa3c9
MD5 hash:
b77fea1068099706f3f5d74f346ba334
SHA1 hash:
58c57f48c3a9338ced4b3cd174b191a9e38ed7c6
Link:
https://www.unpac.me/results/16e9532e-2d03-4c26-8b74-10f1f98dff07/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/62c4f92778d0/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/62c4f92778d0bd5831fad52da33914cd561ecefb6f5853925dc989bce3ffa3c9

File information

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

Web download

ArkeiStealer

Executable exe 62c4f92778d0bd5831fad52da33914cd561ecefb6f5853925dc989bce3ffa3c9

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/178009/
  
URLhaus
https://urlhaus.abuse.ch/url/1517716/
  
Delivery method
Distributed via web download

Comments