MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd. 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


DBatLoader


Vendor detections: 17


Intelligence 17 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd
SHA3-384 hash: 1d426fad46c703b258d85272ea42593488547ab7d8aa296bf617bfdae2e2e4807ce4cdb5bce25f5ce873d0c77b535eb6
SHA1 hash: ea35fb19bb74e639c66f235b7b3b5b06fab3eb65
MD5 hash: 41fca559302236c81ecf62501d240a0c
humanhash: yankee-oxygen-red-mars
File name:Gtzzucrmbyfogz.exe
Download: download sample
Signature DBatLoader
Create hunting rule
File size:1'714'688 bytes
First seen:2023-10-12 12:33:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b6d4286731e04bdb13f3b9f51263b47f (2 x DBatLoader)
ssdeep 24576:XkBHomD+FDtdfE222kxVoy+OQp6DjasufyJIZlnLxGgVzwmDi1ETNay76nBWWnme:XjFDnE22efn513VzrunNxNeE
Threatray 3'621 similar samples on MalwareBazaar
TLSH T1C485F116A2F0CC73C2329938CF9B92D4D96F7E203D1898B66AF83D9C2BB95843517157
TrID 50.1% (.EXE) InstallShield setup (43053/19/16)
15.2% (.SCR) Windows screen saver (13097/50/3)
12.2% (.EXE) Win64 Executable (generic) (10523/12/4)
7.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
5.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 74e6c2929296d2d0 (2 x DBatLoader)
Reporter pmmkowalczyk1111
Tags:DBatLoader exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Gtzzucrmbyfogz.exe
Verdict:
Malicious activity
Analysis date:
2023-10-12 12:34:34 UTC
Tags:
dbatloader
Link:
https://app.any.run/tasks/2059c247-b82d-4f34-b846-aaecfd4bb73e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
ModiLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/453814/
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.4394.19470.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Searching for the window
Launching the process to change network settings
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control greyware keylogger lolbin overlay packed
Link:
https://www.filescan.io/uploads/6527e7bd422e14c65a8e49b9/reports/384a1361-f231-4cf5-8ac8-12a8a2ffb043/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd
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:
Dbatloader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e15eb4e9-6043-471a-8198-89d2b162223c
Result
Threat name:
DBatLoader, FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1324652
Signature
Adds a directory exclusion to Windows Defender
Allocates many large memory junks
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1324652 Sample: Gtzzucrmbyfogz.exe Startdate: 12/10/2023 Architecture: WINDOWS Score: 100 61 www.nnc375.xyz 2->61 63 www.redbeliar.com 2->63 65 14 other IPs or domains 2->65 95 Snort IDS alert for network traffic 2->95 97 Found malware configuration 2->97 99 Malicious sample detected (through community Yara rule) 2->99 103 8 other signatures 2->103 12 Gtzzucrmbyfogz.exe 5 2->12         started        signatures3 101 Performs DNS queries to domains with low reputation 61->101 process4 file5 57 C:\Users\Public\Libraries\netutils.dll, PE32+ 12->57 dropped 59 C:\Users\Public\Libraries\easinvoker.exe, PE32+ 12->59 dropped 107 Writes to foreign memory regions 12->107 109 Allocates memory in foreign processes 12->109 111 Allocates many large memory junks 12->111 113 Injects a PE file into a foreign processes 12->113 16 cmd.exe 1 12->16         started        19 colorcpl.exe 2 12->19         started        signatures6 process7 signatures8 75 Uses ping.exe to sleep 16->75 77 Drops executables to the windows directory (C:\Windows) and starts them 16->77 79 Uses ping.exe to check the status of other devices and networks 16->79 21 easinvoker.exe 16->21         started        23 PING.EXE 1 16->23         started        26 xcopy.exe 2 16->26         started        32 8 other processes 16->32 81 Modifies the context of a thread in another process (thread injection) 19->81 83 Maps a DLL or memory area into another process 19->83 85 Sample uses process hollowing technique 19->85 87 Queues an APC in another process (thread injection) 19->87 29 explorer.exe 4 1 19->29 injected process9 dnsIp10 34 cmd.exe 1 21->34         started        67 127.0.0.1 unknown unknown 23->67 53 C:\Windows \System32\easinvoker.exe, PE32+ 26->53 dropped 69 www.redbeliar.com 162.214.129.144, 49782, 80 UNIFIEDLAYER-AS-1US United States 29->69 71 meuiphone.space 162.241.2.44, 49786, 80 OIS1US United States 29->71 73 4 other IPs or domains 29->73 115 System process connects to network (likely due to code injection or exploit) 29->115 37 cmd.exe 29->37         started        55 C:\Windows \System32\netutils.dll, PE32+ 32->55 dropped file11 signatures12 process13 signatures14 89 Adds a directory exclusion to Windows Defender 34->89 39 cmd.exe 1 34->39         started        42 conhost.exe 34->42         started        91 Modifies the context of a thread in another process (thread injection) 37->91 93 Maps a DLL or memory area into another process 37->93 44 cmd.exe 37->44         started        process15 signatures16 105 Adds a directory exclusion to Windows Defender 39->105 46 powershell.exe 31 39->46         started        49 conhost.exe 44->49         started        process17 signatures18 117 DLL side loading technique detected 46->117 51 conhost.exe 46->51         started        process19
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2023-10-12 08:51:46 UTC
File Type:
PE (Exe)
Extracted files:
48
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vggjtc75sluez3seahoszjhuuceaiprtzrau764ne32k7by6kc6q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
21140ae60aa6ba79a4d6cfc5aa5fd4cf4aa08ac5a522a4a2393f4c9552224529
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247c8156cf06c5d9dec7d5fa0b158339110b556d41b0750bff34d36086554746
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3e1c698228509853ff20630c605525450e37d2741f7137b3784a21d4e5d7a998
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43af3e8acb9ddd2f5f99107a4b715b9ff684631e9d88847034b279b2a2621fc6
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6ec844914b335f0e27b9f536da5691fcc06e6ecc80d0af8dd7bc3ed8b3ee0a60
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7da9294ba554d4c17ed9e4caac9836e303980814c7898b422ccde7a246ac26a5
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be001461acb26523b913f93761b14f56fc7dd7f256e90ae53b40f0b40dd859b7
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c1aa65f7c2cc6beb7052c8ada46a3139fc01da66890f4153a7c5761292b71d61
DBatLoader
+ 3'611 additional samples on MalwareBazaar
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:modiloader campaign:ur25 rat spyware stealer trojan
Link:
https://tria.ge/reports/231012-prrm8aac3y/
Behaviour
Enumerates system info in registry
Runs ping.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
Formbook payload
ModiLoader Second Stage
Formbook
ModiLoader, DBatLoader
Unpacked files
SH256 hash:
7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301
MD5 hash:
c116d3604ceafe7057d77ff27552c215
SHA1 hash:
452b14432fb5758b46f2897aeccd89f7c82a727d
Link:
https://www.unpac.me/results/e30a743d-dc00-4c03-97d3-8df4e7e8c07d/
SH256 hash:
63823c74bb6e1b51b06e3fb0423a1349306fa6762356381b8b6e5396648e83a2
MD5 hash:
de7b5c9f1a7a79232e74b0b03a586cf2
SHA1 hash:
1b12578fb8a4d1e4dfd6ad6bcc456e18a990a5c9
Link:
https://www.unpac.me/results/e30a743d-dc00-4c03-97d3-8df4e7e8c07d/
SH256 hash:
a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd
MD5 hash:
41fca559302236c81ecf62501d240a0c
SHA1 hash:
ea35fb19bb74e639c66f235b7b3b5b06fab3eb65
Link:
https://www.unpac.me/results/e30a743d-dc00-4c03-97d3-8df4e7e8c07d/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a98c998bfd92/report/overview.html
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/a98c998bfd92e84cee4401dd2ca4f4a088043e33cc414ffb8d26f4af871e50bd

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:BobSoftMiniDelphiBoBBobSoft
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Author:malware-lu
Rule name:Borland
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Author:malware-lu
Rule name:shellcode
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/453814/

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