MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a. 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: 13

Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash:	90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a
SHA3-384 hash:	91239d57ce0527c863600440beb672fb962f8d04694436ff897f70927863b1b12120d46b8dc60be0b253d347d16cc2f4
SHA1 hash:	30bd4ede876d994a45507cc8ff582af5683ca183
MD5 hash:	fb7784fed6723631ba38992872d9da6a
humanhash:	illinois-berlin-two-butter
File name:	file
Download:	download sample
Signature	Nymaim Create hunting rule
File size:	2'000'896 bytes
First seen:	2024-11-29 06:37:34 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:cP0aSRuanqtg/ZvjKSABIe29fVGuEi/Uvz1o6KlHHYM:cMmiqiUSffVGo/d
Threatray	1 similar samples on MalwareBazaar
TLSH	T1359533376797F8CDD83EC375DAD4573C0C879A1F01BC2389C292AB96B11943788A9E46
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 :

457

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

file

Verdict:

Malicious activity

Analysis date:

2024-11-29 06:39:28 UTC

Tags:

gcleaner loader themida

Link:

https://app.any.run/tasks/0d86b3dc-3a9d-4e80-afd5-e783f3e2520c

Note:

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

Detection(s):

SecuriteInfo.com.Win32.Evo-gen.14342.6061.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=674962ff04c232bff3b497f7

Tags:

cobalt virus micro zusy

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/6749614b497b472253882f29/reports/238c86d0-4274-47da-b77d-1fb60307f98d/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/4351879d-6ca1-4259-a8c1-f944b9069775

Result

Threat name:

Nymaim

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1565037

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 domain / URL

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/90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a/

Threat name:

Win32.Trojan.RisePro

Status:

Malicious

First seen:

2024-11-29 06:38:05 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

13 of 38 (34.21%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=scq4awpftetzdyfzjwrqtcawgrwixuz3ojadtyfe74nhmi6vqzna._file

Verdict:

malicious

Label(s):

gcleaner

Nymaim

error

Nymaim

Result

Malware family:

n/a

Score:

9/10

Tags:

discovery evasion

Link:

https://tria.ge/reports/241129-hd2sps1kdw/

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:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/08c75ccd-4c0b-4211-a755-beeaf2971285

Unpacked files

SH256 hash:

1e655101d162ea4b063aecb7a7e1731689a62803696e9b52dc18c154b683c5da

MD5 hash:

6a045284e0d4ce3775659c30d7eb98db

SHA1 hash:

7f92911e613ca1eca3514229551a1d5dc1a768f3

Link:

https://www.unpac.me/results/f049c49b-e6b5-499d-bb37-111e8ea13efc/

SH256 hash:

90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a

MD5 hash:

fb7784fed6723631ba38992872d9da6a

SHA1 hash:

30bd4ede876d994a45507cc8ff582af5683ca183

Link:

https://www.unpac.me/results/f049c49b-e6b5-499d-bb37-111e8ea13efc/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a

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 90a1c059e5992791e0b94da3098816346c8bd33b724039e0a4ff1a7623d5865a

(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

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