MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7. 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

Nymaim

Vendor detections: 12

Intelligence 12 IOCs YARA 3 File information Comments

SHA256 hash:	5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7
SHA3-384 hash:	be5f585174731871545ef10e4d1cc0f61b0532e8c0c645725ec38d8804044e595b8be2e1742c65356079b84a866c5d14
SHA1 hash:	5fd2b806318daf1e5522845d562a1e978dc46f49
MD5 hash:	4a3bf35b9c2d6577e142da237ff5e25b
humanhash:	apart-mirror-georgia-nine
File name:	file
Download:	download sample
Signature	Nymaim Create hunting rule
File size:	2'051'072 bytes
First seen:	2024-11-28 16:49:11 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:PsvW/MUfbgXOJ2hhf7aN85pezc+hvM3ZVVJYc99:Psu/PlNNEpMI
TLSH	T1579533C51441D5ADC9CD81B3483C0B63DEE6D336620B276B67DEFDE8B48443B7A82299
TrID	27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
File icon (PE):
dhash icon	eea3998aa6d2a990 (33 x Nymaim, 1 x GCleaner)
Reporter	Bitsight
Tags:	exe NyMaim

Bitsight

url: http://31.41.244.11/files/unique2/random.exe

Intelligence

File Origin

# of uploads :

# of downloads :

440

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-11-28 16:53:12 UTC

Tags:

gcleaner loader themida

Link:

https://app.any.run/tasks/a2b047ea-4e58-4154-b1c6-4717a2028d09

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Win32.Evo-gen.22518.5877.UNOFFICIAL

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6748a024e64d1c722d79bd8a

Tags:

cobalt virus micro hype

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

Creating a file in the %temp% subdirectories

Creating a file

Launching the default Windows debugger (dwwin.exe)

Connection attempt to an infection source

Sending an HTTP GET request to an infection source

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/67489f4bcde104255b3e43fa/reports/216dd19e-f23a-4fa7-95bd-9b1b828b97cd/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/15c50df2-6491-41e9-8236-0e07ccba1567

Result

Threat name:

Nymaim

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1564688

Signature

AI detected suspicious sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Detected unpacking (changes PE section rights)

Found malware configuration

Hides threads from debuggers

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

PE file contains section with special chars

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

Yara detected Nymaim

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7/

Threat name:

Win32.Trojan.Sockssystemz

Status:

Malicious

First seen:

2024-11-28 16:50:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=lrmtuv6aakfcnhzj2ki2i6hpjiitis3xxrbgpu6zbtbojlmnx73q._file

Verdict:

malicious

Label(s):

gcleaner

shellcode_loader_002

Similar samples:

error

Nymaim

Result

Malware family:

n/a

Score:

9/10

Tags:

discovery evasion

Link:

https://tria.ge/reports/241128-vb858aypfm/

Behaviour

Suspicious behavior: EnumeratesProcesses

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Checks BIOS information in registry

Identifies Wine through registry keys

Loads dropped DLL

Downloads MZ/PE file

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/79ea6859-d8d7-4313-a215-bbdd94e6302f

Unpacked files

SH256 hash:

1e655101d162ea4b063aecb7a7e1731689a62803696e9b52dc18c154b683c5da

MD5 hash:

6a045284e0d4ce3775659c30d7eb98db

SHA1 hash:

7f92911e613ca1eca3514229551a1d5dc1a768f3

Link:

https://www.unpac.me/results/be7f2323-2087-4ba3-ac85-e37a14bbb4ac/

SH256 hash:

5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7

MD5 hash:

4a3bf35b9c2d6577e142da237ff5e25b

SHA1 hash:

5fd2b806318daf1e5522845d562a1e978dc46f49

Link:

https://www.unpac.me/results/be7f2323-2087-4ba3-ac85-e37a14bbb4ac/

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:	pe_detect_tls_callbacks Create hunting rule

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

Nymaim

exe 5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7

(this sample)

Dropped by

Amadey

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3308787/

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

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Comments

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