MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d35730879db9621af68fbfea5e921d48e1a3e3400a09a656f2cd2d2d7f16d80a. 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



PoshC2


Vendor detections: 12


Intelligence 12 IOCs YARA 9 File information Comments 1

SHA256 hash: d35730879db9621af68fbfea5e921d48e1a3e3400a09a656f2cd2d2d7f16d80a
SHA3-384 hash: 5b3f444150b07b6743728dcaec21ce09bd6bd7a8e338216103d86f4842e225bba2d58db11f89d7e72ffee7dcc0b69d4d
SHA1 hash: 54357d5b2f6735fa9ffe2834ebf815179dc19ec3
MD5 hash: 8d2656106481d523bdc2392cc649586d
humanhash: kansas-quebec-batman-mars
File name:8d2656106481d523bdc2392cc649586d
Download: download sample
Signature PoshC2
File size:271'798 bytes
First seen:2023-12-04 19:52:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 55571ea66164dcba8744331456191cf3 (2 x PoshC2)
ssdeep 3072:TQriXJRoPFdDKFw/2aX1/EgVMNmPwWUxtwopFD+BwnlXQoNQX:p+FQI2qnKBmoKw9KX
TLSH T1DE447CBBA7D55CF7E625023888EB07096F35F5C31B628B1F1A2052361F633D0AE5BA51
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10523/12/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter zbetcheckin
Tags:64 exe poshc2

Intelligence


File Origin
# of uploads :
1
# of downloads :
316
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching the process to change network settings
Creating a process with a hidden window
Сreating synchronization primitives
Unauthorized injection to a system process
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug fingerprint lolbin obfuscated overlay rundll32 stealer
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:
n/a
Detection:
malicious
Classification:
evad
Score:
80 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Machine Learning detection for sample
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Generic
Status:
Malicious
First seen:
2023-12-04 19:53:36 UTC
File Type:
PE+ (Exe)
Extracted files:
2
AV detection:
19 of 23 (82.61%)
Threat level:
  2/5
Verdict:
malicious
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Behaviour
Suspicious use of WriteProcessMemory
Unpacked files
SH256 hash:
bcf8388601e298c0a07e08c3c6d081ea0a9b3f1757089c31b6de5f5f28801a72
MD5 hash:
f3d0da7b713363126db0c00bb062f0eb
SHA1 hash:
bb3bee6914d00ed1fef6c073f84af4be2ede480b
SH256 hash:
d35730879db9621af68fbfea5e921d48e1a3e3400a09a656f2cd2d2d7f16d80a
MD5 hash:
8d2656106481d523bdc2392cc649586d
SHA1 hash:
54357d5b2f6735fa9ffe2834ebf815179dc19ec3
Detections:
Gen_Base64_EXE
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_getEIP_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:Windows_Shellcode_Rdi_edc62a10
Author:Elastic Security
Rule name:Windows_Trojan_PoshC2_e2d3881e
Author:Elastic Security

File information


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

Web download

PoshC2

Executable exe d35730879db9621af68fbfea5e921d48e1a3e3400a09a656f2cd2d2d7f16d80a

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-12-04 19:52:21 UTC

url : hxxp://139.59.72.48:8000/PBindSharp_v4_dropper_migrate_x64.exe