MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc442d325a19719ed3271820fdec5e641d1ae4f2af2c9adf75b68f779d4cc1cb. 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


Intelligence File information Yara Comments

SHA256 hash: bc442d325a19719ed3271820fdec5e641d1ae4f2af2c9adf75b68f779d4cc1cb
SHA3-384 hash: 7c4364cbb135b37674f1afa50a68b395a0cfc3b39beb0762f0e1c629192047dc691b83b361939c4c87f82494df4e40b7
SHA1 hash: 59beae27aec8495ed221d5b52c8d4883aa7336df
MD5 hash: 97371d452110396d930cb53a8149fab7
humanhash: football-uniform-sweet-timing
File name:97371d452110396d930cb53a8149fab7.exe
Download: download sample
Signature ArkeiStealer
File size:609'349 bytes
First seen:2020-07-31 11:29:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c9adc83b45e363b21cd6b11b5da0501f
ssdeep 12288:pANwRo+mv8QD4+0V16GnO4/4+4jSbyJ1qml8JwGlQR/jpyXpk0Jq:pAT8QE+kbnj9Bml8JwqejYXpW
TLSH BDD4F135B6818576C1210E36984BE375B579BB046B7C84CFBBDD0E2C8D3334A2E653A6
Reporter @abuse_ch
Tags:ArkeiStealer exe


Twitter
@abuse_ch
ArkeiStealer C2:
http://lawrencemaths.com/

KPOTStealer C2:
http://89.45.4.239/bUjyAvgAIgcicUbB/login.php

Intelligence


File Origin
# of uploads :
1
# of downloads :
30
Origin country :
FR FR
Mail intelligence
No data
Vendor Threat Intelligence
Result
Threat name:
Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Binary contains a suspicious time stamp
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses ping.exe to check the status of other devices and networks
Uses regedit.exe to modify the Windows registry
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 255331 Sample: qtQLruiOrI.exe Startdate: 31/07/2020 Architecture: WINDOWS Score: 100 62 g.msn.com 2->62 64 asf-ris-prod-neurope.northeurope.cloudapp.azure.com 2->64 78 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->78 80 Yara detected Vidar stealer 2->80 82 Machine Learning detection for dropped file 2->82 84 4 other signatures 2->84 9 qtQLruiOrI.exe 18 23 2->9         started        signatures3 process4 file5 40 C:\Program Files (x86)\...\wotsuper1.exe, PE32 9->40 dropped 42 C:\Program Files (x86)\...\wotsuper.exe, PE32 9->42 dropped 44 C:\Windows\wotsuper.reg, Little-endian 9->44 dropped 46 2 other files (1 malicious) 9->46 dropped 12 wotsuper1.exe 16 9->12         started        17 wotsuper.exe 27 9->17         started        19 iexplore.exe 14 83 9->19         started        21 regedit.exe 9->21         started        process6 dnsIp7 70 kduck.emc 89.45.4.239, 49732, 49733, 80 M247GB Romania 12->70 72 scgadvexmail19mn.xyz 5.61.33.129, 49738, 80 LEASEWEB-DE-FRA-10DE United Kingdom 12->72 48 C:\Users\user\AppData\Local\...\a3ff6b84..exe, PE32 12->48 dropped 50 C:\Users\user\AppData\Local\...\atx111[1].exe, PE32 12->50 dropped 94 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->94 96 Tries to steal Mail credentials (via file access) 12->96 23 a3ff6b84..exe 12->23         started        26 cmd.exe 12->26         started        74 lawrencemaths.com 78.142.29.223, 49731, 49750, 80 VERDINABZ Bulgaria 17->74 52 C:\Users\user\AppData\...\mozglue[1].dll, PE32 17->52 dropped 54 C:\Users\user\AppData\...\msvcp140[1].dll, PE32 17->54 dropped 56 C:\Users\user\AppData\...\freebl3[1].dll, PE32 17->56 dropped 58 2 other files (none is malicious) 17->58 dropped 76 iplogger.org 19->76 29 iexplore.exe 35 19->29         started        file8 signatures9 process10 dnsIp11 86 Detected unpacking (changes PE section rights) 23->86 88 Machine Learning detection for dropped file 23->88 90 Contains functionality to inject code into remote processes 23->90 92 Injects a PE file into a foreign processes 23->92 31 a3ff6b84..exe 23->31         started        66 127.0.0.1 unknown unknown 26->66 34 conhost.exe 26->34         started        36 PING.EXE 26->36         started        68 iplogger.org 88.99.66.31, 443, 49734, 49735 HETZNER-ASDE Germany 29->68 38 ssvagent.exe 501 29->38         started        signatures12 process13 file14 60 C:\Users\user\AppData\Local\Temp\D47F.tmp, PE32 31->60 dropped
Threat name:
Win32.Infostealer.Vidar
Status:
Malicious
First seen:
2020-07-31 11:31:05 UTC
AV detection:
24 of 48 (50.00%)
Threat level
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
spyware discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Modifies Internet Explorer settings
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Runs .reg file with regedit
Kills process with taskkill
Modifies system certificate store
Suspicious use of FindShellTrayWindow
Runs ping.exe
Checks whether UAC is enabled
Suspicious use of AdjustPrivilegeToken
Checks processor information in registry
Modifies data under HKEY_USERS
Runs ping.exe
Modifies Control Panel
Checks whether UAC is enabled
Modifies registry class
Runs .reg file with regedit
Kills process with taskkill
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Enumerates system info in registry
Modifies Internet Explorer settings
Checks processor information in registry
Drops file in Program Files directory
Drops file in Windows directory
Drops file in Windows directory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
JavaScript code in executable
Looks up external IP address via web service
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Program crash
JavaScript code in executable
Loads dropped DLL
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
Executes dropped EXE
Suspicious use of NtCreateProcessExOtherParentProcess
Threat name:
Tinba
Score:
1.00

File information


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

Web download

ArkeiStealer

Executable exe bc442d325a19719ed3271820fdec5e641d1ae4f2af2c9adf75b68f779d4cc1cb

(this sample)

  
Delivery method
Distributed via web download

Comments