MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 edf37f4d38ee1c2648c6d816f2cc4b3366acc0a884d58c7e46d44c902ff22687. 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



PrivateLoader


Vendor detections: 15


Intelligence 15 IOCs YARA 4 File information Comments

SHA256 hash: edf37f4d38ee1c2648c6d816f2cc4b3366acc0a884d58c7e46d44c902ff22687
SHA3-384 hash: 61171789a4f2614b26e7030c0b8fce96516a22526627f0d1c1f3b24553c6097129c8f55a1bfce7cddc511f545d7aed74
SHA1 hash: 6c533ca4adcb1f2d483322c3d34c024a03e73d63
MD5 hash: e8241aec5969c064556b6326b03963d7
humanhash: saturn-apart-alabama-delta
File name:file
Download: download sample
Signature PrivateLoader
File size:8'125'952 bytes
First seen:2022-11-07 10:13:56 UTC
Last seen:2022-11-07 11:49:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ecaa7b148cf8a13f614c843e57cd09b5 (1 x PrivateLoader)
ssdeep 196608:LwEfKBIHBkBFpSsqF10P1CPwDvt3uFTDC7LIKcosI3jhMSN:eEeFpSfF1s1CPwDvt3uF/CfIKcoss
Threatray 2'562 similar samples on MalwareBazaar
TLSH T19F86BE12F742B072E8DB01B9A2EF47BB5E386A30532084D3DBC56D989A315D1B73A753
TrID 88.3% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
4.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
2.0% (.EXE) Win32 Executable (generic) (4505/5/1)
0.9% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter andretavare5
Tags:exe PrivateLoader


Avatar
andretavare5
Sample downloaded from https://vk.com/doc760621923_648349781?hash=lnj7f2dnGhD4yIFAoq4Zb8lHMiNux2uVQYS9vqj3x3g&dl=G43DANRSGE4TEMY:1667815679:4Ff73gxDYkexA9fVKdn0YPsIDW3NMOvbZiWzf6Xti0c&api=1&no_preview=1

Intelligence


File Origin
# of uploads :
5
# of downloads :
199
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-07 10:18:12 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 file in the %temp% subdirectories
DNS request
Sending a custom TCP request
Sending an HTTP POST request
Reading critical registry keys
Creating a window
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Stealing user critical data
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
CheckCmdLine
EvasionQueryPerformanceCounter
GetTempPath
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint greyware packed rat setupapi.dll shell32.dll
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.
Malware family:
RedLine stealer
Verdict:
Malicious
Result
Threat name:
PrivateLoader, Vidar
Detection:
malicious
Classification:
troj.spyw
Score:
88 / 100
Signature
Antivirus detection for URL or domain
Found many strings related to Crypto-Wallets (likely being stolen)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected PrivateLoader
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.PrivateLoader
Status:
Malicious
First seen:
2022-11-07 10:14:16 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
19 of 25 (76.00%)
Threat level:
  5/5
Result
Malware family:
privateloader
Score:
  10/10
Tags:
family:privateloader discovery spyware stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
Checks installed software on the system
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Malware Config
C2 Extraction:
http://108.174.200.11/MWTSL
http://108.174.198.132/MWTSL
http://108.174.199.249/MWTSL
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
edf37f4d38ee1c2648c6d816f2cc4b3366acc0a884d58c7e46d44c902ff22687
MD5 hash:
e8241aec5969c064556b6326b03963d7
SHA1 hash:
6c533ca4adcb1f2d483322c3d34c024a03e73d63
Detections:
PrivateLoader win_privateloader_w0
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:meth_get_eip
Author:Willi Ballenthin
Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB
Rule name:privateloader
Author:andretavare5
Description:PrivateLoader pay-per-install malware
Rule name:win_privateloader_w0
Author:andretavare5
Reference:https://tavares.re/blog/2022/06/06/hunting-privateloader-pay-per-install-service

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

Comments