MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c158b8ed8c9a0221bfeb3dea8d026d5bb9bade9ecfd19191ada59c51c8eb4089. 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: 3


Intelligence 3 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c158b8ed8c9a0221bfeb3dea8d026d5bb9bade9ecfd19191ada59c51c8eb4089
SHA3-384 hash: 3dc327a867a36b7a5093f4834ab485dd9cdd7eb2b4d7218c45b6a414ea6da383fc7cabb016fac5f773391a0eb17c02b7
SHA1 hash: cc0ba4237a1682d4df53eaadd727e0fc35a5eb4c
MD5 hash: ac84888450a9a50d97871e9736967152
humanhash: wolfram-edward-high-dakota
File name:SecuriteInfo.com.Win32.Packed.Themida.HKO.14362
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:3'481'616 bytes
First seen:2020-06-17 05:49:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 430300c6431de6d32572cb6b4354d70b (5 x ArkeiStealer)
ssdeep 49152:mfKbuVfVAeZjAv1X+MV1XOerKRfDYAIWtyY42d0vq6U:CKiomEv1uiYOIfCWLQqV
Threatray 201 similar samples on MalwareBazaar
TLSH BBF59E923D2DD29FC5275C78ACF3A942830487908B1F5812EADD7979B673E1A1BC3394
Reporter SecuriteInfoCom

Intelligence

File Origin
# of uploads :
1
# of downloads :
69
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/19055/
Detection(s):
SecuriteInfo.com.Win32.Packed.Themida.HKO.14362.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Chapak
Create hunting rule
Status:
Malicious
First seen:
2020-06-17 04:40:47 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Verdict:
suspicious
Similar samples:
1553300557f17e7cb62c914616267bc733854b98a0edc5215d901cc4f8e4d0f0
ArkeiStealer
32c17a6caeed78f79e06de58d5229927f77bc8c6b4865b41289d4da886a07df4
ArkeiStealer
484ff6267219f9eb4794c1f20aaa9562a459e0d1a787743592b1532eda3be541
ArkeiStealer
496b39b696da8c81b7f0d57b3b591a9c948bf88d8ba375618703edcb18f4c27d
ArkeiStealer
610ef8befe605dd4ba3277c221c25932ffd6e1b939728da70ebd0d1b96fddaa4
ArkeiStealer
6fa66f7851bea577cc6adfda11d3225a69b7c6554f028851eddd4d23ea074a59
ArkeiStealer
7dd09a71615dc2a60ba9dd906aebcff010f8442f4db392e4feb88baa01f8c999
ArkeiStealer
8bbb8fe69100550248f4663e911a16bca03432bef9112dd0924d7a9c3dae8464
ArkeiStealer
daac1aafd4f0f7b1e1e0112e913285543d73179216bc42cdf67036dae67955f0
ArkeiStealer
f09dc0b3275b4c1e3a616911805011c2871af1407599493dc980b6987cb313eb
ArkeiStealer
+ 191 additional samples on MalwareBazaar
Result
Malware family:
oski
Create hunting rule
Score:
  10/10
Tags:
evasion trojan spyware infostealer family:oski discovery
Link:
https://tria.ge/reports/200624-spc1l9dcv6/
Behaviour
Suspicious use of AdjustPrivilegeToken
Checks processor information in registry
Suspicious use of WriteProcessMemory
Kills process with taskkill
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks whether UAC is enabled
Modifies system certificate store
Accesses cryptocurrency wallets, possible credential harvesting
Checks for installed software on the system
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Checks BIOS information in registry
Reads user/profile data of web browsers
Identifies VirtualBox via ACPI registry values (likely anti-VM)
oski
Please note that we are no longer able to provide a coverage score for Virus Total.

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:win_oski_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Web download

ArkeiStealer

Executable exe c158b8ed8c9a0221bfeb3dea8d026d5bb9bade9ecfd19191ada59c51c8eb4089

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/394813/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/19055/

Comments