MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2be4556c8ae8778ab8e9ac05b1875de0897f24f4cd6abebc21d0ce7086e3f51d. 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: 16


Intelligence 16 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2be4556c8ae8778ab8e9ac05b1875de0897f24f4cd6abebc21d0ce7086e3f51d
SHA3-384 hash: 600add57eb1853baced508b6d1266f5d1385104ee667274f5fd9f19c352f82603b60f36cd54dff9ff5ca41205b57b991
SHA1 hash: 8bad8bd312b5310904db42ee1b89bf9947010f22
MD5 hash: 49fac4cc4e2f1de69db8588fb70b696f
humanhash: jersey-kitten-march-seven
File name:49fac4cc4e2f1de69db8588fb70b696f.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:719'872 bytes
First seen:2023-01-23 08:25:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b8388c4af61e6ca4e78048b4b09a8cbe (9 x Smoke Loader, 5 x CoinMiner, 4 x Tofsee)
ssdeep 12288:9y6zcjvgtZhPxkpj1sW6DxteKQEdnSnGvINGFwtYTLn7cWpl:9bcjvgt/PAoas0MINGn7c
Threatray 2'790 similar samples on MalwareBazaar
TLSH T1C1E41231B392C0B2C53A40712528E77467BFB9B11737D98B73136A2E9B706D0AE5B346
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
16.0% (.EXE) Win32 Executable (generic) (4505/5/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 001050c058704840 (1 x ArkeiStealer)
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://65.109.208.142/

Intelligence

File Origin
# of uploads :
1
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
stop
Create hunting rule
ID:
1
File name:
49fac4cc4e2f1de69db8588fb70b696f.exe
Verdict:
Malicious activity
Analysis date:
2023-01-23 08:27:11 UTC
Tags:
trojan ransomware stop loader stealer vidar
Link:
https://app.any.run/tasks/af0fbc67-3418-499e-8773-49560d00837f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/355785/
Detection(s):
Win.Packed.Stop-9985110-0
Create hunting rule

Win.Packed.Stop-9985116-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Sending an HTTP GET request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Сreating synchronization primitives
Sending a custom TCP request
Deleting a recently created file
DNS request
Searching for synchronization primitives
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed shell32.dll
Link:
https://www.filescan.io/uploads/63ce449e905a5ac3b9088272/reports/5410fe0a-005e-4f00-93ed-870677c2b426/overview
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:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/974ca5d1-1799-4b1e-a6ba-2d6430b4877d
Result
Threat name:
Babuk, Clipboard Hijacker, Djvu, Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1156786
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
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 schtasks.exe or at.exe to add and modify task schedules
Writes a notice file (html or txt) to demand a ransom
Writes many files with high entropy
Yara detected Babuk Ransomware
Yara detected Clipboard Hijacker
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 789518 Sample: zuC2IFZ3Rs.exe Startdate: 23/01/2023 Architecture: WINDOWS Score: 100 95 Snort IDS alert for network traffic 2->95 97 Multi AV Scanner detection for domain / URL 2->97 99 Malicious sample detected (through community Yara rule) 2->99 101 11 other signatures 2->101 12 zuC2IFZ3Rs.exe 2->12         started        15 zuC2IFZ3Rs.exe 2->15         started        17 zuC2IFZ3Rs.exe 2->17         started        19 zuC2IFZ3Rs.exe 2->19         started        process3 signatures4 115 Detected unpacking (changes PE section rights) 12->115 117 Detected unpacking (overwrites its own PE header) 12->117 119 Writes a notice file (html or txt) to demand a ransom 12->119 123 2 other signatures 12->123 21 zuC2IFZ3Rs.exe 1 18 12->21         started        121 Injects a PE file into a foreign processes 15->121 25 zuC2IFZ3Rs.exe 15->25         started        27 zuC2IFZ3Rs.exe 13 17->27         started        29 zuC2IFZ3Rs.exe 19->29         started        process5 dnsIp6 81 api.2ip.ua 162.0.217.254, 443, 49685, 49686 ACPCA Canada 21->81 69 C:\Users\...\zuC2IFZ3Rs.exe:Zone.Identifier, ASCII 21->69 dropped 71 C:\Users\user\AppData\...\zuC2IFZ3Rs.exe, MS-DOS 21->71 dropped 31 zuC2IFZ3Rs.exe 21->31         started        34 icacls.exe 21->34         started        83 192.168.2.1 unknown unknown 25->83 file7 process8 signatures9 125 Injects a PE file into a foreign processes 31->125 36 zuC2IFZ3Rs.exe 1 25 31->36         started        process10 dnsIp11 75 drampik.com 211.53.230.67, 49687, 49689, 80 LGDACOMLGDACOMCorporationKR Korea Republic of 36->75 77 uaery.top 200.46.66.71, 49688, 80 CableOndaPA Panama 36->77 79 api.2ip.ua 36->79 61 C:\Users\user\AppData\Local\...\build3[1].exe, PE32 36->61 dropped 63 C:\Users\user\AppData\Local\...\build2[1].exe, PE32 36->63 dropped 65 C:\_readme.txt, ASCII 36->65 dropped 67 141 other malicious files 36->67 dropped 103 Modifies existing user documents (likely ransomware behavior) 36->103 41 build2.exe 36->41         started        44 build3.exe 1 36->44         started        file12 signatures13 process14 file15 105 Detected unpacking (changes PE section rights) 41->105 107 Detected unpacking (creates a PE file in dynamic memory) 41->107 109 Detected unpacking (overwrites its own PE header) 41->109 111 Injects a PE file into a foreign processes 41->111 47 build2.exe 41->47         started        73 C:\Users\user\AppData\Roaming\...\mstsca.exe, MS-DOS 44->73 dropped 113 Uses schtasks.exe or at.exe to add and modify task schedules 44->113 51 schtasks.exe 1 44->51         started        signatures16 process17 dnsIp18 85 t.me 149.154.167.99, 443, 49691 TELEGRAMRU United Kingdom 47->85 87 65.109.208.142, 49693, 80 ALABANZA-BALTUS United States 47->87 89 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 47->89 91 Tries to harvest and steal browser information (history, passwords, etc) 47->91 93 Tries to steal Crypto Currency Wallets 47->93 53 cmd.exe 47->53         started        55 conhost.exe 51->55         started        signatures19 process20 process21 57 conhost.exe 53->57         started        59 timeout.exe 53->59         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2be4556c8ae8778ab8e9ac05b1875de0897f24f4cd6abebc21d0ce7086e3f51d/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2023-01-22 23:04:11 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fpsfk3ek5b3yvohjvqc3db254cex6jhuzvvl5pbb2dhhbbxd6uoq._file
Verdict:
malicious
Similar samples:
1061b07d564f5b59516d9994855e0d5f02c704a5345e0f892c6f01b257c38caa
ArkeiStealer
2831300675369e6ac5d928446186f83bedc4027fe6db617039e5b224258ed0b6
ArkeiStealer
6a455892dc6b808ff4f012010f20ad4bbf16b881b9c235d98c85565591289012
ArkeiStealer
83c4c80adbeb1d8411e49c1d14a886af6a26c9fb9827d8852d4e45e4a5f09b17
ArkeiStealer
b299675e7e4654beadcaa2c38a96bf8324bbde96904ede17fdd88ebb7fdf2748
ArkeiStealer
d46fec4abba46efe6663f19c2d9963a612f4ff25023c0dc6fc5bb559f106859d
ArkeiStealer
+ 2'780 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:19 discovery persistence ransomware stealer
Link:
https://tria.ge/reports/230123-kbvmqacd79/
Behaviour
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Modifies file permissions
Downloads MZ/PE file
Executes dropped EXE
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://drampik.com/test1/get.php
https://t.me/jetbim2
https://steamcommunity.com/profiles/76561199471266194
Unpacked files
SH256 hash:
66528ba4fac4096f8bdf1e4103bc63eb6e7eb8d182f9cb736301a119004b101a
MD5 hash:
0ae25befe8a5d5a879bc8d67701dfa2f
SHA1 hash:
8bd57b6db36192f71d30f86954bc1376342e1097
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/a15ffbf6-1723-42cc-ac70-75f576953cfe/
Parent samples :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 hash:
2be4556c8ae8778ab8e9ac05b1875de0897f24f4cd6abebc21d0ce7086e3f51d
MD5 hash:
49fac4cc4e2f1de69db8588fb70b696f
SHA1 hash:
8bad8bd312b5310904db42ee1b89bf9947010f22
Link:
https://www.unpac.me/results/a15ffbf6-1723-42cc-ac70-75f576953cfe/
Malware family:
Djvu
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2be4556c8ae8/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/2be4556c8ae8778ab8e9ac05b1875de0897f24f4cd6abebc21d0ce7086e3f51d

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:MALWARE_Win_STOP
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
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_Ransomware_Stop_1e8d48ff
Create hunting rule
Author:Elastic Security
Rule name:win_stop_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stop.

File information

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

Web download

ArkeiStealer

Executable exe 2be4556c8ae8778ab8e9ac05b1875de0897f24f4cd6abebc21d0ce7086e3f51d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2393524/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/355785/

Comments