MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98899ac8d50ecfc2508e7430c36d92fc8eff3a34faa630ae8225408749527c0b. 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


Threat unknown


Vendor detections: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98899ac8d50ecfc2508e7430c36d92fc8eff3a34faa630ae8225408749527c0b
SHA3-384 hash: b98c0bd0f9b5c33c14877776589d2062c7c50fc11cb4da393bfd742654d1785929380037bb020fa17bae54ea93c148eb
SHA1 hash: 524a83227deecccbee0621e1e4ab0bd143454fd9
MD5 hash: 749d08fdd2fccb96807a954fbd601c80
humanhash: muppet-harry-rugby-aspen
File name:virussign.com_749d08fdd2fccb96807a954fbd601c80
Download: download sample
File size:1'513'472 bytes
First seen:2022-07-15 16:48:40 UTC
Last seen:2024-07-24 19:24:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 332f7ce65ead0adfb3d35147033aabe9 (81 x XRed, 18 x SnakeKeylogger, 7 x DarkComet)
ssdeep 24576:nnsJ39LyjbJkQFMhmC+6GD9x/qR1n0j5Wa4NPWozDu173Wsq2KhSR:nnsHyjtk2MYC5GDi3DbK73SHc
Threatray 57 similar samples on MalwareBazaar
TLSH T1F965D022F2D18437D1331A3C9C6BA3999829BE512E34794A3BF91E4C5F7E7816C252D3
TrID 87.6% (.EXE) Win32 Executable Borland Delphi 7 (664796/42/58)
5.6% (.EXE) InstallShield setup (43053/19/16)
1.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
1.3% (.EXE) Win64 Executable (generic) (10523/12/4)
1.3% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
dhash icon d8bc1e2e2c8cd8e0
Reporter KdssSupport
Tags:exe


Avatar
KdssSupport
Uploaded with API

Intelligence

File Origin
# of uploads :
2
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
virussign.com_749d08fdd2fccb96807a954fbd601c80
Verdict:
Malicious activity
Analysis date:
2022-07-15 16:53:35 UTC
Tags:
installer
Link:
https://app.any.run/tasks/fac12cff-875f-464c-abae-1738cc5d5f3b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/290223/
Detection(s):
PUA.Win.Packer.D1s1g-5
Create hunting rule

PUA.Win.Packer.D1s1g-1
Create hunting rule

PUA.Win.Packer.D1s1g-2
Create hunting rule

Win.Trojan.Emotet-9850453-0
Create hunting rule

Win.Dropper.Raccoon-9903723-0
Create hunting rule

Win.Trojan.Generic-9936029-0
Create hunting rule

Win.Malware.Delf-6899401-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Moving a recently created file
Creating a file in the %temp% subdirectories
Creating a process with a hidden window
Modifying an executable file
DNS request
Sending an HTTP GET request
Sending an HTTP POST request
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Query of malicious DNS domain
Infecting executable files
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe evasive greyware hacktool keylogger macros macros-on-close macros-on-open packed shell32.dll
Link:
https://www.filescan.io/uploads/62d19b248dab2096b99f47df/reports/17a1eaa5-b89c-48d4-be36-2d70a77d6c55/overview
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.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1034144
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Document contains an embedded VBA macro with suspicious strings
Document contains an embedded VBA with functions possibly related to ADO stream file operations
Document contains an embedded VBA with functions possibly related to HTTP operations
Document contains an embedded VBA with functions possibly related to WSH operations (process, registry, environment, or keystrokes)
Drops PE files to the document folder of the user
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 666637 Sample: 2qRHSElltv.com_749d08fdd2fc... Startdate: 17/07/2022 Architecture: WINDOWS Score: 100 64 xred.mooo.com 2->64 74 Antivirus detection for URL or domain 2->74 76 Antivirus detection for dropped file 2->76 78 Antivirus / Scanner detection for submitted sample 2->78 80 9 other signatures 2->80 9 2qRHSElltv.exe 1 6 2->9         started        12 EXCEL.EXE 15 2->12         started        14 Synaptics.exe 2->14         started        signatures3 process4 file5 48 C:\Users\user\...\._cache_2qRHSElltv.exe, PE32 9->48 dropped 50 C:\ProgramData\Synaptics\Synaptics.exe, PE32 9->50 dropped 52 C:\ProgramData\Synaptics\RCXB0B8.tmp, PE32 9->52 dropped 54 C:\...\Synaptics.exe:Zone.Identifier, ASCII 9->54 dropped 16 Synaptics.exe 395 9->16         started        21 ._cache_2qRHSElltv.exe 27 9->21         started        process6 dnsIp7 56 docs.google.com 142.250.184.238, 443, 49731, 49732 GOOGLEUS United States 16->56 58 freedns.afraid.org 69.42.215.252, 49734, 80 AWKNET-LLCUS United States 16->58 62 2 other IPs or domains 16->62 40 C:\Users\user\Documents\MQAWXUYAIK\~$cache1, PE32 16->40 dropped 66 Antivirus detection for dropped file 16->66 68 Multi AV Scanner detection for dropped file 16->68 70 Drops PE files to the document folder of the user 16->70 72 Machine Learning detection for dropped file 16->72 23 WerFault.exe 16->23         started        25 WerFault.exe 16->25         started        60 api.amplitude.com 44.230.226.51, 49730, 80 AMAZON-02US United States 21->60 42 C:\Users\user\...\tt-installer-helper.exe, PE32 21->42 dropped 44 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 21->44 dropped 46 C:\Users\user\AppData\Local\...\INetC.dll, PE32 21->46 dropped 27 tt-installer-helper.exe 1 1 21->27         started        30 tt-installer-helper.exe 21->30         started        32 tt-installer-helper.exe 21->32         started        file8 signatures9 process10 signatures11 82 Multi AV Scanner detection for dropped file 27->82 34 conhost.exe 27->34         started        36 conhost.exe 30->36         started        38 conhost.exe 32->38         started        process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/98899ac8d50ecfc2508e7430c36d92fc8eff3a34faa630ae8225408749527c0b/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2022-07-13 16:39:45 UTC
File Type:
PE (Exe)
Extracted files:
78
AV detection:
25 of 26 (96.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tcezvsgvb3h4eueooqymg3ms7shp6oru7ktdblucevaioskspqfq._file
Verdict:
malicious
Similar samples:
14d08ecaea57ea71f7994f1de948cb087725d78a09748b0c26b5eca8a5531f70
1e3d5369ea28851f7013099f82d535b12e3e88c72ae190fdf571fb9beb9e0ace
a4bdfb7869d435589479e095b8d0c9c2b8f987bd3a8c961424376f18c31c650f
addaf10bbef45a2bb941b2b984ecb26656e4554bbd7adc2baf6e14451b296918
b634a8041412c63c42bbc10264b4c70b6a84d8aeb01a7d75d89731bb551835ac
c17273757c3f732694ce9798a872ccd462ecc71397d880b63a428a7fad4296ff
ca6de5ed4051ec20b8612d30b3962397fa0b6e209a2d223cef37708150e48df4
dd23a9dd9ad1c9be3580c478179915bfcc79a23bc49161f49ee08111ceab57eb
f57a62e80191b398066c5d3f39bb2a8f7a4badc614bff7591b6f1a19977ce38a
+ 47 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/220715-vbn52sdfap/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
67e6951d2a88e32f89f673b5cb483318cc14160eccc12fb1cdcb6d2999747aa1
MD5 hash:
377f38d739fc6e43f5f6108cb16036fa
SHA1 hash:
f86291da0bc3c83817817e02ffebb3609eee0fd7
Link:
https://www.unpac.me/results/77a90763-d98b-4db1-b093-e641873951be/
SH256 hash:
d0860014966883b481177cb12a1e9ad475b7f86929384cb54757520b655c0664
MD5 hash:
236f2b14e9639ebe6bdc4a11d970579c
SHA1 hash:
92297ff191c6baacd959cb7256bd56fd9be8283d
Link:
https://www.unpac.me/results/77a90763-d98b-4db1-b093-e641873951be/
SH256 hash:
6c17d36881e976174876bed524a9a45aa44bcfb4d8d84749a2f4330743c03ca5
MD5 hash:
df7e42da05ef95f0d2efeffd88bf260b
SHA1 hash:
d80c8de7cd87b697dc9c03a458869d5fa30ac6a4
Link:
https://www.unpac.me/results/77a90763-d98b-4db1-b093-e641873951be/
SH256 hash:
98899ac8d50ecfc2508e7430c36d92fc8eff3a34faa630ae8225408749527c0b
MD5 hash:
749d08fdd2fccb96807a954fbd601c80
SHA1 hash:
524a83227deecccbee0621e1e4ab0bd143454fd9
Link:
https://www.unpac.me/results/77a90763-d98b-4db1-b093-e641873951be/
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/98899ac8d50ecfc2508e7430c36d92fc8eff3a34faa630ae8225408749527c0b

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:vbaproject_bin
Create hunting rule
Author:CD_R0M_
Description:{76 62 61 50 72 6f 6a 65 63 74 2e 62 69 6e} is hex for vbaproject.bin. Macros are often used by threat actors. Work in progress - Ran out of time

File information

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

Web download

Executable exe 98899ac8d50ecfc2508e7430c36d92fc8eff3a34faa630ae8225408749527c0b

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/290223/

Comments