MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7ed18dec986fb690b05a49d850de5cf8d51b21290f6fb13b8b7efc82374b185. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7ed18dec986fb690b05a49d850de5cf8d51b21290f6fb13b8b7efc82374b185
SHA3-384 hash: 01311e63f65392231ff5704751496414ffa31b5ad75972a07a633ff07d8e950468eabe3deb841a82ee4e71ee218ed108
SHA1 hash: 89e9c2d78b869035a775bb590b46e5a7371f4d09
MD5 hash: befcb6eb1e2091b9c4a293ab3d09851e
humanhash: fruit-muppet-west-football
File name:befcb6eb1e2091b9c4a293ab3d09851e.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:410'112 bytes
First seen:2022-06-21 11:08:13 UTC
Last seen:2022-06-21 12:05:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 6f4db70820333494fa9bc104e010dc8f (1 x ArkeiStealer, 1 x Smoke Loader, 1 x RedLineStealer)
ssdeep 12288:evbP4F9bZiG1OOnpf2PP5IMnA/xxfeZS/YYb:yPYEKzEJide6Yo
Threatray 4'740 similar samples on MalwareBazaar
TLSH T1F894CF10BB90C035F1B712F44AB683A8BA3E7AE1673451CB52E566EE47346E4EC3074B
TrID 40.5% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
17.0% (.SCR) Windows screen saver (13101/52/3)
13.6% (.EXE) Win64 Executable (generic) (10523/12/4)
8.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 2dac1370399b9b91 (45 x RedLineStealer, 35 x Smoke Loader, 19 x Amadey)
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
238
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/281966/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.16461.12760.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Creating a window
Stealing user critical data
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/22140/overview
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
EvasionGetTickCount
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62b1a711bb1673414d91604f/reports/55ce933b-4703-4624-8acb-79bfb3b2e3a7/overview
Result
Verdict:
UNKNOWN
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:
Deyma
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/86d52c8a-7b86-48ba-b96d-175981802798
Result
Threat name:
Amadey, Vidar
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1017024
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Posts data to a JPG file (protocol mismatch)
Self deletion via cmd or bat file
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Amadeys stealer DLL
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 649520 Sample: 8ZbxsZg6e5.exe Startdate: 21/06/2022 Architecture: WINDOWS Score: 100 71 Snort IDS alert for network traffic 2->71 73 Malicious sample detected (through community Yara rule) 2->73 75 Antivirus detection for URL or domain 2->75 77 7 other signatures 2->77 9 8ZbxsZg6e5.exe 27 2->9         started        14 ftewk.exe 2->14         started        16 ftewk.exe 2->16         started        18 2 other processes 2->18 process3 dnsIp4 65 185.215.113.15, 49747, 49754, 49755 WHOLESALECONNECTIONSNL Portugal 9->65 67 95.217.245.6, 49730, 80 HETZNER-ASDE Germany 9->67 69 t.me 149.154.167.99, 443, 49726 TELEGRAMRU United Kingdom 9->69 51 C:\Users\user\AppData\...\svchost[1].exe, PE32 9->51 dropped 53 C:\ProgramDatabehaviorgraphIGYQMKS4W96VXCL2E9B.exe, PE32 9->53 dropped 55 C:\ProgramData\vcruntime140.dll, PE32 9->55 dropped 57 5 other files (none is malicious) 9->57 dropped 97 Detected unpacking (changes PE section rights) 9->97 99 Detected unpacking (creates a PE file in dynamic memory) 9->99 101 Detected unpacking (overwrites its own PE header) 9->101 103 6 other signatures 9->103 20 GIGYQMKS4W96VXCL2E9B.exe 3 9->20         started        24 cmd.exe 1 9->24         started        file5 signatures6 process7 file8 49 C:\Users\user\AppData\Local\...\ftewk.exe, PE32 20->49 dropped 87 Detected unpacking (changes PE section rights) 20->87 89 Detected unpacking (overwrites its own PE header) 20->89 91 Machine Learning detection for dropped file 20->91 93 Contains functionality to inject code into remote processes 20->93 26 ftewk.exe 17 20->26         started        30 conhost.exe 24->30         started        32 taskkill.exe 24->32         started        signatures9 process10 file11 59 C:\Users\user\AppData\Roaming\...\cred.dll, PE32 26->59 dropped 61 C:\Users\user\AppData\Local\...\cred[1].dll, PE32 26->61 dropped 105 Detected unpacking (changes PE section rights) 26->105 107 Detected unpacking (overwrites its own PE header) 26->107 109 Machine Learning detection for dropped file 26->109 111 Uses schtasks.exe or at.exe to add and modify task schedules 26->111 34 rundll32.exe 26->34         started        38 cmd.exe 1 26->38         started        40 schtasks.exe 1 26->40         started        signatures12 process13 dnsIp14 63 192.168.2.3, 443, 49691, 49698 unknown unknown 34->63 79 System process connects to network (likely due to code injection or exploit) 34->79 81 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 34->81 83 Tries to steal Instant Messenger accounts or passwords 34->83 85 2 other signatures 34->85 42 reg.exe 1 38->42         started        45 conhost.exe 38->45         started        47 conhost.exe 40->47         started        signatures15 process16 signatures17 95 Creates an undocumented autostart registry key 42->95
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a7ed18dec986fb690b05a49d850de5cf8d51b21290f6fb13b8b7efc82374b185/
Threat name:
Win32.Trojan.Raccrypt
Create hunting rule
Status:
Malicious
First seen:
2022-06-21 11:09:08 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u7wrrxwjq35wscyfusoykdpfz6gvdmqssd3pwe5yw7x4qi3uwgcq._file
Verdict:
malicious
Similar samples:
18f5a7d7fa2e52091504106547fc9c1e2d540ff70d75544c550765599c65be1b
ArkeiStealer
5972343370247c01cd49e0fda028bdece0507c15ec3773311ed41688da9b9e30
ArkeiStealer
5dd5eaef8d41d319b5b45be1d275139f08f59423c1326da20acdddf196a41022
ArkeiStealer
7420a4599f32e3ebcdd0faab35d5aeba791dd0a7216e851f2e22cd000576b0d4
ArkeiStealer
7c6a4b4fbef7d688af8e270dc039673058726f72e361921bf38750d74dd93675
ArkeiStealer
9ec16b7ad0ac9eb821c6c037451d127e652cde49c6881a948503bc98f5f51111
ArkeiStealer
a0c2faaec87d7a504e85e8e78133cf522580538f95f6633052dd56b230b31717
ArkeiStealer
c3ec07a406b3501f4ccd0ce49e9087f14085e162697d5e44d7c30df247b32b2c
ArkeiStealer
e6cea0eb49c9b461c624ded82d794e9353499644a47f7975a6ab030a9f8123b8
ArkeiStealer
ff18c43df97a7c61d933d4274641528644604a8e12289734f9f524e57c345e00
ArkeiStealer
+ 4'730 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:vidar botnet:1448 collection discovery spyware stealer suricata trojan
Link:
https://tria.ge/reports/220621-m84m1afde2/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_win_path
Enumerates physical storage devices
Program crash
Accesses 2FA software files, possible credential harvesting
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads local data of messenger clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Vidar Stealer
Amadey
Detect Amadey credential stealer module
Vidar
suricata: ET MALWARE Amadey CnC Check-In
suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
Malware Config
C2 Extraction:
https://t.me/tg_dailylessons
https://busshi.moe/@olegf9844xx
185.215.113.15/Lkb2dxj3/index.php
Unpacked files
SH256 hash:
85bb95a7a974245f96fae971c01b02d21d32ef4cd4acf3c33c128aabdb82a3ae
MD5 hash:
2a3d3363ee6526e69a9616365d8d4cba
SHA1 hash:
579a0ea4f8ed3858a1acc6e5574a60867be65d45
Link:
https://www.unpac.me/results/32dd3be3-c8cc-4982-b35e-8df8defa40ad/
SH256 hash:
a7ed18dec986fb690b05a49d850de5cf8d51b21290f6fb13b8b7efc82374b185
MD5 hash:
befcb6eb1e2091b9c4a293ab3d09851e
SHA1 hash:
89e9c2d78b869035a775bb590b46e5a7371f4d09
Link:
https://www.unpac.me/results/32dd3be3-c8cc-4982-b35e-8df8defa40ad/
Malware family:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a7ed18dec986/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/a7ed18dec986fb690b05a49d850de5cf8d51b21290f6fb13b8b7efc82374b185

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: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:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

Web download

ArkeiStealer

Executable exe a7ed18dec986fb690b05a49d850de5cf8d51b21290f6fb13b8b7efc82374b185

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2237500/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/281966/

Comments