MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b17dec07c81d197296c32642eefb91f3674963d1e2fdd29dde51eb21d097ff4. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b17dec07c81d197296c32642eefb91f3674963d1e2fdd29dde51eb21d097ff4
SHA3-384 hash: 9daaad6135fa02912493207e83a4df33e75e41babf667c50eac786ccfd65c0de4c263f6f21ec8be1aa799ef555cd5fb0
SHA1 hash: cab8db45f3ff9cf417ebcca7bc1749888cae7a42
MD5 hash: 62675553d42c1fa7924bf668e161fa2f
humanhash: wolfram-lactose-connecticut-asparagus
File name:40-2.txt
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:215'555 bytes
First seen:2021-06-08 13:10:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7bb9d345a5fec4fbbf5100d6a3ffbb8c (88 x ArkeiStealer, 85 x OskiStealer, 1 x Reconyc)
ssdeep 3072:WfUomEuYm98dlSq7gt5q7Dx+XgS6aCEwhOfUbCalNT2pbB3fIj1Xi6FLPo3cFV7z:WfUauY68uSWCx+XA7mg2pNe1Ljo3c/v
Threatray 207 similar samples on MalwareBazaar
TLSH F0246D30BA90C035E863107CDDEE86BEB96C7A301F5A50C3A3D44A656F712F27A71667
Reporter srcr
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
233
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Vidar
Create hunting rule
Link:
https://www.capesandbox.com/analysis/165407/
Detection(s):
Win.Malware.Zusy-9781646-0
Create hunting rule

ditekSHen.MALWARE.Win.Trojan.Vidar.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
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.
Result
Threat name:
Oski
Create hunting rule
Detection:
malicious
Classification:
troj.spyw
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/798823
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Multi AV Scanner detection for submitted file
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Oski Stealer
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4b17dec07c81d197296c32642eefb91f3674963d1e2fdd29dde51eb21d097ff4/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2021-06-08 13:11:21 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jml55qd4qhizoklmgjsc535zd43hjfr5dyx52ko54uplehijp72a._file
Verdict:
malicious
Similar samples:
2d7d584547eaab960cfc264d392ff5f9e08787f6586488a5ff9d5b9ff3281b30
ArkeiStealer
59cdc5de14ab827ac9323c031a0726eee587d15f68488ba6046ab6752aa10214
ArkeiStealer
5b2f294a1e79c2a8cbc2defae851949e7ff9c028cb0ec5c05f31c4514049e20c
ArkeiStealer
69995486f23f1d8fa8755ccd8e765d99f501ff29e7092fe8b3c197a695c3f5ce
ArkeiStealer
7e240cabb2df4af31c44e63c441c903c7b96a989fa436210a8769dc3a11fd84f
ArkeiStealer
91c3adccf9e8b7de1e5ffb86b25e2a871cb51e99568a1f342135f39568940b75
ArkeiStealer
bc07b4baa439f8108f4c7b75c103ac0df66d49b83ebfae6407994adcf509ba56
ArkeiStealer
c41aa6d6eeac57851b0a00a619609ed764072881b85b7dad25ac30f2856eda43
ArkeiStealer
ca987d6784a6bcb3bdc10bd35277b7c6f62eef18229f4bb5066ff343f0378d47
ArkeiStealer
d7e3a48f54381348e137e81d15d8ee8d42901b407167cb16e6928bf6473144e3
ArkeiStealer
+ 197 additional samples on MalwareBazaar
Result
Malware family:
oski
Create hunting rule
Score:
  10/10
Tags:
family:oski discovery infostealer spyware stealer
Link:
https://tria.ge/reports/210608-21h43ml652/
Behaviour
Checks processor information in registry
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Reads user/profile data of web browsers
Oski
Unpacked files
SH256 hash:
4b17dec07c81d197296c32642eefb91f3674963d1e2fdd29dde51eb21d097ff4
MD5 hash:
62675553d42c1fa7924bf668e161fa2f
SHA1 hash:
cab8db45f3ff9cf417ebcca7bc1749888cae7a42
Detections:
win_oski_auto
Create hunting rule
win_oski_g0
Create hunting rule
Link:
https://www.unpac.me/results/5a0d2840-0921-4171-bc41-4b1da30e64c3/
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/4b17dec07c81d197296c32642eefb91f3674963d1e2fdd29dde51eb21d097ff4

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:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:MALWARE_Win_Vidar
Create hunting rule
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload
Rule name:win_oski_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/165407/

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