MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f554be4d3d5b1f05f69038bbe54acb8e92ae5b0e45368e2108ecfde515dc8d9f. 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



BazaLoader


Vendor detections: 6


Intelligence 6 IOCs YARA 1 File information Comments 1

SHA256 hash: f554be4d3d5b1f05f69038bbe54acb8e92ae5b0e45368e2108ecfde515dc8d9f
SHA3-384 hash: c3ffda64034ab23de8f26ce9e5e2f82ac0d7e9652eb47a7ad03cb7c299d67f104caeafc4282d6d24fd0346c86ba054a2
SHA1 hash: bc77aef54362ca4257137ff9453772e1f91be3a2
MD5 hash: 055c79de6e3f255beade0b35a0a2cd17
humanhash: cup-avocado-quebec-coffee
File name:055c79de_by_Libranalysis
Download: download sample
Signature BazaLoader
File size:387'072 bytes
First seen:2021-05-19 01:06:53 UTC
Last seen:2021-05-19 01:45:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 745d1f81ce1db8bf7ae2d87c703b5685 (1 x BazaLoader)
ssdeep 6144:o2LxzOXZIJTWJ8m1qCU31MoTr+hrq5j6iY7KlAKvUiuqdX6+y2VhIHgw+6MmCHF:o2LxzOXk/r+hrqIm5cibX5pd6ZCH
Threatray 91 similar samples on MalwareBazaar
TLSH D684DF1273B111F9D0638278C9918866F6B270551338978F176807BEEFB27E1BC7AB61
Reporter Libranalysis
Tags:BazaLoader


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence


File Origin
# of uploads :
2
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
055c79de_by_Libranalysis
Verdict:
No threats detected
Analysis date:
2021-05-19 01:08:13 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
Sending a UDP request
Transferring files using the Background Intelligent Transfer Service (BITS)
Sending a custom TCP request
Launching a process
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
76 / 100
Signature
Allocates memory in foreign processes
Injects a PE file into a foreign processes
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Writes to foreign memory regions
Behaviour
Behavior Graph:
Gathering data
Threat name:
Win64.Trojan.Ligooc
Status:
Malicious
First seen:
2021-05-19 01:07:07 UTC
AV detection:
6 of 47 (12.77%)
Threat level:
  5/5
Result
Malware family:
bazarloader
Score:
  10/10
Tags:
family:bazarbackdoor family:bazarloader backdoor dropper loader
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Blocklisted process makes network request
Bazar/Team9 Backdoor payload
Bazar/Team9 Loader payload
Bazar Loader
BazarBackdoor
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:Cobalt_functions
Author:@j0sm1
Description:Detect functions coded with ROR edi,D; Detect CobaltStrike used by differents groups APT

File information


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

Web download

BazaLoader

Executable exe f554be4d3d5b1f05f69038bbe54acb8e92ae5b0e45368e2108ecfde515dc8d9f

(this sample)

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-19 01:59:36 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0012.001] Anti-Static Analysis::Argument Obfuscation
1) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
2) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
3) [C0026.002] Data Micro-objective::XOR::Encode Data
5) [C0051] File System Micro-objective::Read File
6) [C0052] File System Micro-objective::Writes File
7) [C0040] Process Micro-objective::Allocate Thread Local Storage
8) [C0041] Process Micro-objective::Set Thread Local Storage Value
9) [C0018] Process Micro-objective::Terminate Process