MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ac05e705652a1fc55b355a3822fdcfee4afab2b157af108a6777532e1b2044a. 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



LummaStealer


Vendor detections: 15


Intelligence 15 IOCs YARA 6 File information Comments

SHA256 hash: 2ac05e705652a1fc55b355a3822fdcfee4afab2b157af108a6777532e1b2044a
SHA3-384 hash: f6ecacc5cb008e93b54831b02872e7b99e01b4c9f6d1cb2d869acd7cdca84df266b1a123df413bd5da9e66c197dd788c
SHA1 hash: 7bc7ee781536ce083209c3a88123b2388ac7d200
MD5 hash: 75a2daff1ea8532d28cfba008de10a40
humanhash: nitrogen-november-high-minnesota
File name:75a2daff1ea8532d28cfba008de10a40.exe
Download: download sample
Signature LummaStealer
File size:371'712 bytes
First seen:2025-01-04 14:31:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d8ecff67c177ab688915d2b483d1913b (3 x LummaStealer)
ssdeep 6144:sNLVnM/IdlUwSsK776Ga/T9jCcSgyaj0fnODbpAH0qjSF+QZi:sN5M/IDq7rcT9jCcSgFinOX
TLSH T1EB84125136A0C872C96395302826C7A16D7F79294AB85B8F37E82BAD1F711D35337387
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon d0c6c3818f86adc8 (1 x LummaStealer)
Reporter abuse_ch
Tags:exe LummaStealer

Intelligence


File Origin
# of uploads :
1
# of downloads :
437
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
75a2daff1ea8532d28cfba008de10a40.exe
Verdict:
Malicious activity
Analysis date:
2025-01-04 14:40:45 UTC
Tags:
stealc stealer loader lumma

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Clean
Score:
70%
Tags:
spawn small crypt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Creating a window
Sending an HTTP GET request to an infection source
Creating a file in the %temp% directory
Searching for synchronization primitives
Creating a process from a recently created file
Behavior that indicates a threat
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Connection attempt to an infection source
Query of malicious DNS domain
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint microsoft_visual_cc packed packed packer_detected
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:
Malicious Packer
Verdict:
Malicious
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.DllCheck
Status:
Malicious
First seen:
2025-01-04 05:28:56 UTC
File Type:
PE (Exe)
Extracted files:
16
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
lummastealer
Similar samples:
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
System Location Discovery: System Language Discovery
Verdict:
Malicious
Tags:
c2 lumma_stealer stealer lumma Win.Packer.pkr_ce1a-9980177-0
YARA:
n/a
Unpacked files
SH256 hash:
a9ce483c0085bb43b7dba75650f78269c9ce98df1f2acbc83ab34ace3d4d4566
MD5 hash:
ff4f218104a3757aa80ab5ba6bb6ece9
SHA1 hash:
72ab67a5e055c04db6974a979664d185b9586d4a
SH256 hash:
2ac05e705652a1fc55b355a3822fdcfee4afab2b157af108a6777532e1b2044a
MD5 hash:
75a2daff1ea8532d28cfba008de10a40
SHA1 hash:
7bc7ee781536ce083209c3a88123b2388ac7d200
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:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:RansomPyShield_Antiransomware
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:Windows_Trojan_Generic_2993e5a5
Author:Elastic Security

File information


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

Web download

LummaStealer

Executable exe 2ac05e705652a1fc55b355a3822fdcfee4afab2b157af108a6777532e1b2044a

(this sample)

  
Delivery method
Distributed via web download

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindNextVolumeMountPointW
KERNEL32.dll::FindNextVolumeA
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleInputW
KERNEL32.dll::WriteConsoleInputA
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleA
KERNEL32.dll::ReadConsoleInputA
KERNEL32.dll::SetStdHandle
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
KERNEL32.dll::GetWindowsDirectoryA

Comments