MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b434bab3956b42fd361cebd7af283a7b14800a8a337cb945ea1e5cf33d360478. 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



Worm.Ramnit


Vendor detections: 15


Intelligence 15 IOCs YARA 8 File information Comments

SHA256 hash: b434bab3956b42fd361cebd7af283a7b14800a8a337cb945ea1e5cf33d360478
SHA3-384 hash: 8cf323dbc283c02f467a83349ff1e191da355f826fbbe870ae0ce81fbd2f9f4b767599f11973f5e6162b921df4b05e32
SHA1 hash: 27961774f59bd5e3a224cd989c68810ef3ae53d0
MD5 hash: d9404861e1c2d56adcf98588d36f5dce
humanhash: six-spaghetti-oregon-connecticut
File name:9FB255535E182C42B08E76BC14BA926AA9BFDF3D82BBD74204A14DCA3A75D54A.exe
Download: download sample
Signature Worm.Ramnit
File size:381'440 bytes
First seen:2024-07-24 19:43:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e22fde80595c4bea0880fd6845018d6a (7 x RedLineStealer, 6 x Loki, 6 x Worm.Ramnit)
ssdeep 6144:2UGe1bWxVH8JXnqnUhtXgdvrignGKZ4nwpuqVmNlvoazuvsXot:281bWxVH8VsytUvrgKElvoazX
TLSH T16184D010FB90D035E5BB12F4497AA368B53E7EA15B21A5CB23D41BEE16356E0EC3131B
TrID 29.5% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
21.3% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9)
16.0% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
6.7% (.SCR) Windows screen saver (13097/50/3)
File icon (PE):PE icon
dhash icon 8ccc9ceeaa8eccce (1 x RedLineStealer, 1 x Worm.Ramnit)
Reporter Anonymous
Tags:exe Worm.Ramnit


Avatar
Anonymous
this malware sample is very nasty!

Intelligence


File Origin
# of uploads :
1
# of downloads :
313
Origin country :
CN CN
Vendor Threat Intelligence
Verdict:
Malicious
Score:
97.4%
Tags:
Execution Generic Network Static Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Changing an executable file
Creating a window
Sending an HTTP GET request to an infection source
Modifying an executable file
Query of malicious DNS domain
Connection attempt to an infection source
Infecting executable files
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint lolbin microsoft_visual_cc packed shell32
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:
Bdaejec, RedLine
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
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
Infects executable files (exe, dll, sys, html)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
PE file contains section with special chars
PE file has a writeable .text section
Uses known network protocols on non-standard ports
Yara detected Bdaejec
Yara detected RedLine Stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Virus.Jadtre
Status:
Malicious
First seen:
2024-07-24 19:44:05 UTC
File Type:
PE (Exe)
Extracted files:
20
AV detection:
37 of 38 (97.37%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
redline
Score:
  10/10
Tags:
family:redline botnet:60n aspackv2 discovery infostealer
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
ASPack v2.12-2.42
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
RedLine
RedLine payload
Malware Config
C2 Extraction:
193.106.191.123:34450
Unpacked files
SH256 hash:
6b69958fb221675b2dd8bb4faa762a4a76568dc44adfaa60ef0a4665c93aacb4
MD5 hash:
ccc3d34528c921a04d20defa772954d9
SHA1 hash:
104bd825934e5b43491f37c007037e227247e4b2
Detections:
win_unidentified_045_auto win_unidentified_045_g0
SH256 hash:
b434bab3956b42fd361cebd7af283a7b14800a8a337cb945ea1e5cf33d360478
MD5 hash:
d9404861e1c2d56adcf98588d36f5dce
SHA1 hash:
27961774f59bd5e3a224cd989c68810ef3ae53d0
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:Check_OutputDebugStringA_iat
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns

File information


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

Malspam

Worm.Ramnit

Executable exe b434bab3956b42fd361cebd7af283a7b14800a8a337cb945ea1e5cf33d360478

(this sample)

  
Delivery method
Distributed via e-mail attachment

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::SetProcessShutdownParameters
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindNextVolumeW
KERNEL32.dll::FindNextVolumeMountPointA
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::AllocConsole
KERNEL32.dll::FillConsoleOutputCharacterA
KERNEL32.dll::FillConsoleOutputCharacterW
KERNEL32.dll::FlushConsoleInputBuffer
KERNEL32.dll::WriteConsoleInputA
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleOutputCharacterA
KERNEL32.dll::WriteConsoleA
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileA
KERNEL32.dll::CreateFileA
KERNEL32.dll::DeleteFileA
KERNEL32.dll::MoveFileWithProgressW
KERNEL32.dll::MoveFileA

Comments