MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6af08db8d058efc88312d44e1906f4e7cec8d27bd99af3ccd9b09c045551ee3. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c6af08db8d058efc88312d44e1906f4e7cec8d27bd99af3ccd9b09c045551ee3
SHA3-384 hash: 8a1c53bc86df0ea641176c9c7ce8510f2800a5185f5918a5f328b2eb2c5e083878be08423c10ecdd0873b70035f3b1a5
SHA1 hash: dce0c5c299a29706654393307efd4bd439a63996
MD5 hash: f3e98458c6afc2c7f2456b55ee758568
humanhash: equal-magnesium-mississippi-king
File name:file
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:5'176'832 bytes
First seen:2022-10-05 17:22:56 UTC
Last seen:2022-10-08 18:11:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e18654be0cad71dc221347f3496b5890 (3 x ArkeiStealer)
ssdeep 98304:4NoZ0HR04Up9OHxAXvS+qdwJ6Vgf8233IAW9fPxPGSKNrA09UXYlpkBFE:n0HR0dp9xvSbdeoE3IAsZPGSyA5XI4
Threatray 15'120 similar samples on MalwareBazaar
TLSH T1F936333FA86BE160D61E07381D3D2AB16D286E54857977A57F483B28ECFB172F047182
TrID 52.9% (.EXE) Win32 Executable (generic) (4505/5/1)
23.5% (.EXE) Generic Win/DOS Executable (2002/3)
23.5% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon b2c2cecececc8c8c (1 x ArkeiStealer)
Reporter andretavare5
Tags:ArkeiStealer exe


Avatar
andretavare5
Sample downloaded from https://vk.com/doc527785675_645529358?hash=nKYOZE1BnR0FgR7Izl531terZ4TTNv7A8zMNxD7lRXD&dl=GUZDONZYGU3DONI:1664989465:HtT5kA6lmgp9BBtCXKaqgRZdwtOsJz5Fkn4DTnBDTqT&api=1&no_preview=1#vid_kis

Intelligence

File Origin
# of uploads :
1'825
# of downloads :
353
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/316989/
Detection(s):
SecuriteInfo.com.Generic.ML.PUA.11623.30180.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
DNS request
Searching for the window
Searching for analyzing tools
Сreating synchronization primitives
Creating a file
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed shell32.dll
Link:
https://www.filescan.io/uploads/633dbd791225171535537fe3/reports/4e85d13c-be53-44b9-86c5-518d14e25c15/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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/484f6039-11cd-4cc6-ad0e-65678b71c4f1
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1084331
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Hides threads from debuggers
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Query firmware table information (likely to detect VMs)
Self deletion via cmd or bat file
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c6af08db8d058efc88312d44e1906f4e7cec8d27bd99af3ccd9b09c045551ee3/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-05 18:17:30 UTC
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y2xqrw4nawhpzcbrfvcodedpjz6ozdjhxwm26pgntme4arkvd3rq._file
Verdict:
unknown
Similar samples:
0a696cdecabbeb02700dfec14eaa5b165d17267f311ef7ddbb7264caddc551a3
ArkeiStealer
27425ab21814acdc92665957ce92f326a46ea99131ef32df83ccaeaaa5228c20
ArkeiStealer
4c41b180f87e9fce98f2da11d11ad01b228d900c8130e6d5c59ff1b3e2184f4e
ArkeiStealer
a1f9821ea237c4d2b3090849a13307d3f4c5ec7c88c8430cac54bd718a6eafb4
ArkeiStealer
dfd29461b16401b73544be8cdc5f594e6eb33e98f33c2809e62163aaf6ae72ec
ArkeiStealer
e3c67cd0facc741f5a8fca337949d8c5ea5705b3a380525cc84a11660ce53366
ArkeiStealer
e8075dd2f74391aabe1a85eeb7282620b5be0236d6d0a23e7474cf033dd1628a
ArkeiStealer
+ 15'110 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1679 discovery evasion spyware stealer trojan
Link:
https://tria.ge/reports/221005-vx5d6afab8/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Checks BIOS information in registry
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Vidar
Malware Config
C2 Extraction:
https://t.me/larsenup
https://ioc.exchange/@zebra54
Unpacked files
SH256 hash:
20cd19310382aa3221575e7de2327605a2a5ebc4b9468d456c816765be33fa8f
MD5 hash:
21079c06b92a9c84c525487929736ba6
SHA1 hash:
20e2c77a63a711976855ddf2288db68565e5b1fa
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/41a0181f-03db-4b58-9194-adb061a4ce6c/
SH256 hash:
c6af08db8d058efc88312d44e1906f4e7cec8d27bd99af3ccd9b09c045551ee3
MD5 hash:
f3e98458c6afc2c7f2456b55ee758568
SHA1 hash:
dce0c5c299a29706654393307efd4bd439a63996
Link:
https://www.unpac.me/results/41a0181f-03db-4b58-9194-adb061a4ce6c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/c6af08db8d058efc88312d44e1906f4e7cec8d27bd99af3ccd9b09c045551ee3

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_MPress
Create hunting rule
Author:ditekSHen
Description:Detects executables built or packed with MPress PE compressor
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/316989/

Comments