MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e3bee5a93e861869521bc7cc72dbc5f08fe64a1eb1c547d51af200393ea48ea9. 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


Formbook


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
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SHA256 hash: e3bee5a93e861869521bc7cc72dbc5f08fe64a1eb1c547d51af200393ea48ea9
SHA3-384 hash: 8123359c7507b52a4c60df0c69ce7738127363a4c636922cecfdd96ffcb0895bb9f7c1a9fb9c34fc873e3f6d8deabaf6
SHA1 hash: 3c426fd24792e362e6130b9c547000e8f18f9477
MD5 hash: 4c7d2bcc9d03161997650ad26ee53d2a
humanhash: table-thirteen-tennessee-juliet
File name:MT103 - Remittance.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'003'520 bytes
First seen:2021-05-24 17:12:55 UTC
Last seen:2021-05-24 18:03:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:iaBCtGcyNPjJG2L91T1FZ8MUm3cRhOhTU0buCI+oG1:iaBCtGRN7k2Z1Tt3cgVs+z1
Threatray 5'238 similar samples on MalwareBazaar
TLSH 9225171F2D99E119E1D8C67D06E84027FF42CBB3203AAED698C777AC0694E41F85162F
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MT103 - Remittance.exe
Verdict:
Malicious activity
Analysis date:
2021-05-24 17:23:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6a42e71a-3bff-4d82-8f03-664309a2ef49

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/790618
Signature
.NET source code contains very large strings
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 423014 Sample: MT103 - Remittance.exe Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 39 www.gaoxiaoduan.com 2->39 41 www.davidekacey.com 2->41 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 8 other signatures 2->55 11 MT103 - Remittance.exe 7 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\xYeBaylznmJ.exe, PE32 11->33 dropped 35 C:\Users\user\AppData\Local\...\tmp61F5.tmp, XML 11->35 dropped 37 C:\Users\user\...\MT103 - Remittance.exe.log, ASCII 11->37 dropped 65 Writes to foreign memory regions 11->65 67 Allocates memory in foreign processes 11->67 69 Injects a PE file into a foreign processes 11->69 15 RegSvcs.exe 11->15         started        18 schtasks.exe 1 11->18         started        signatures6 process7 signatures8 71 Modifies the context of a thread in another process (thread injection) 15->71 73 Maps a DLL or memory area into another process 15->73 75 Sample uses process hollowing technique 15->75 77 2 other signatures 15->77 20 explorer.exe 6 15->20 injected 24 conhost.exe 18->24         started        process9 dnsIp10 43 www.qizhukeji.com 208.110.82.29, 49721, 80 WIIUS United States 20->43 45 lecapafricain.com 196.203.251.39, 49720, 80 TOPNETTN Tunisia 20->45 47 15 other IPs or domains 20->47 57 System process connects to network (likely due to code injection or exploit) 20->57 26 colorcpl.exe 20->26         started        signatures11 process12 signatures13 59 Modifies the context of a thread in another process (thread injection) 26->59 61 Maps a DLL or memory area into another process 26->61 63 Tries to detect virtualization through RDTSC time measurements 26->63 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e3bee5a93e861869521bc7cc72dbc5f08fe64a1eb1c547d51af200393ea48ea9/
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-05-24 14:54:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
14 of 28 (50.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=4o7olkj6qymgsuq3y7ghfw6f6ch6msq6whcupvi26iadspver2uq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
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cf993c713cfe3b22bd4978530f420e2dc54c38d106ad5fc5a9aacb1e377b81e2
Formbook
+ 5'228 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210524-14d1xfbm7s/
Behaviour
Creates scheduled task(s)
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.ursulaaubri.com/s5cm/
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/e3bee5a93e861869521bc7cc72dbc5f08fe64a1eb1c547d51af200393ea48ea9

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_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other

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