MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a3d6d5164f3d0a89f158b542c683752ba6071799d1b375d0b74a643c2cf7618. 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 2 YARA 1 File information Comments

SHA256 hash: 5a3d6d5164f3d0a89f158b542c683752ba6071799d1b375d0b74a643c2cf7618
SHA3-384 hash: f9e4609698fdcee2eadde88226251fb33e31f36f5977914d98b5e4c21dfc75e8e88c8030f00fed661891930db8e99a42
SHA1 hash: fbcd2b16d346c156f6083b0367b751df0a8d6503
MD5 hash: 72ca6d6179572214160da9198d4dd496
humanhash: purple-lactose-emma-wolfram
File name:72ca6d6179572214160da9198d4dd496.exe
Download: download sample
Signature ArkeiStealer
File size:185'344 bytes
First seen:2022-08-03 08:05:26 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7b8da7d62de49809359b378ca66a56f3 (3 x Stop, 1 x Smoke Loader, 1 x ArkeiStealer)
ssdeep 3072:2YCYERsUNdM7FUSkqwICGcieDdIkQ0fE5BrvJPFya/bd/wyCGxqWoVim4eY:2YNlUA7mSkFKe5IJ0furjya/bZhqLO
TLSH T14A04BE2133E1C072E5F75A705B7897F06A7FB932677886CB7764023E1E612C16A38356
TrID 40.3% (.EXE) Win64 Executable (generic) (10523/12/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4505/5/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 38b078cccacccc41 (3 x ArkeiStealer, 3 x Smoke Loader, 2 x Stop)
Reporter @abuse_ch
Tags:ArkeiStealer exe


Twitter
@abuse_ch
ArkeiStealer C2:
107.182.129.65:3677

Intelligence


File Origin
# of uploads :
1
# of downloads :
310
Origin country :
NL NL
Mail intelligence
No data
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
72ca6d6179572214160da9198d4dd496.exe
Verdict:
Suspicious activity
Analysis date:
2022-08-03 08:17:16 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Query of malicious DNS domain
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed
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:
Malicious Packer
Verdict:
Malicious
Result
Threat name:
SmokeLoader
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
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)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Yara detected SmokeLoader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 677963 Sample: Qv4fcaX7ft.exe Startdate: 03/08/2022 Architecture: WINDOWS Score: 100 30 Multi AV Scanner detection for domain / URL 2->30 32 Antivirus detection for URL or domain 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 3 other signatures 2->36 7 Qv4fcaX7ft.exe 2->7         started        10 switbwt 2->10         started        process3 signatures4 46 Sample uses process hollowing technique 7->46 12 Qv4fcaX7ft.exe 7->12         started        48 Multi AV Scanner detection for dropped file 10->48 50 Machine Learning detection for dropped file 10->50 52 Contains functionality to inject code into remote processes 10->52 54 Injects a PE file into a foreign processes 10->54 15 switbwt 10->15         started        process5 signatures6 56 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->56 58 Maps a DLL or memory area into another process 12->58 60 Checks if the current machine is a virtual machine (disk enumeration) 12->60 17 explorer.exe 2 12->17 injected 62 Creates a thread in another existing process (thread injection) 15->62 process7 dnsIp8 26 host-file-host6.com 34.118.39.10, 49848, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 17->26 28 host-host-file8.com 17->28 22 C:\Users\user\AppData\Roaming\switbwt, PE32 17->22 dropped 24 C:\Users\user\...\switbwt:Zone.Identifier, ASCII 17->24 dropped 38 System process connects to network (likely due to code injection or exploit) 17->38 40 Benign windows process drops PE files 17->40 42 Deletes itself after installation 17->42 44 Hides that the sample has been downloaded from the Internet (zone.identifier) 17->44 file9 signatures10
Threat name:
Win32.Trojan.Raccrypt
Status:
Malicious
First seen:
2022-08-03 08:06:06 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
c1ec7a7e118908bd389b1b813b995e094e8c5fe3890331584c30e23e634f4337
MD5 hash:
f18e9de52c17c452fd0f152eb950ec41
SHA1 hash:
025c5edd24f32b544a4f89225600113bd845d41d
Detections:
win_smokeloader_a2
Parent samples :
936c49eb64d026c4ffb53acbbb8d4e89ba2505266da73fcd06e28c92493cc008
9beb5f534f8cc8e7634e183bfcab1a32b14615ff397c41e004c688bb957d32a3
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5a3d6d5164f3d0a89f158b542c683752ba6071799d1b375d0b74a643c2cf7618
80f503f4fd7e84b614fc5a50888629178996402d10e245193136c0aee909b87b
244c6590215e0d042b2f5e2f0516536501342f185fed807aada53cf8c38c6072
8da18c487a83fe3e401c040d9f9d19dd42c96a3626a3c3e6c42c067c35219283
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8f98fe3a21a1351ca5f29ef977c746a102705f5ac14eb952ebf7af9a264569ae
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5d8e19a6f2ec7840f96b492af5e899e6d7005d85160d4585d6a49908a01a289b
4cef8d665d7e6c7c3380a4954974af69b72c995cfabc0e53a0f284525783124f
336d9a238fb4890663545ba4b21eb0d4f72ece358f012635771635e76246bfb6
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433d9bcc1cc898047863a53b9de06af72ed72f08c34c29ac520da4c6487329a5
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0abe53359c5f03a0cde7eaf76fa2d44982b0155788111943d42fcb35b7881f86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 hash:
5a3d6d5164f3d0a89f158b542c683752ba6071799d1b375d0b74a643c2cf7618
MD5 hash:
72ca6d6179572214160da9198d4dd496
SHA1 hash:
fbcd2b16d346c156f6083b0367b751df0a8d6503

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
107.182.129.65:3677 https://threatfox.abuse.ch/ioc/841153
http://moneye.link/8sd87v7.php https://threatfox.abuse.ch/ioc/841234

File information


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

Web download

ArkeiStealer

Executable exe 5a3d6d5164f3d0a89f158b542c683752ba6071799d1b375d0b74a643c2cf7618

(this sample)

  
Delivery method
Distributed via web download

Comments