MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2e33d05840368e708c642f732f8237c8a7315a6bb4fbd618015b59b8271e9954. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: 2e33d05840368e708c642f732f8237c8a7315a6bb4fbd618015b59b8271e9954
SHA3-384 hash: f0280557efee3cd6f596e9bf71c88d09af98994bb331e6f39b70b77e33fe88992eead5086caf954e7dccb29ef21f7efc
SHA1 hash: da164113b7796d843cf96a6e1ec7d8388a933e32
MD5 hash: 3905fa1ffa0fa6bcfcfe192db8bf0ac2
humanhash: butter-undress-chicken-freddie
File name:l4M4vBmzSCgDmGC.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:427'520 bytes
First seen:2021-05-27 06:12:30 UTC
Last seen:2021-05-27 07:00:17 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 12288:rCoPyzEWh3Jptj5bglGKGzBdwQ9/Wnxj/9Iy:rCJzrbtj4qzBdZ/Py
Threatray 5'454 similar samples on MalwareBazaar
TLSH 8C94231E33B98B5AFF6C16B288705120837EF0479A72E34A4790A4DF1F57740C5A6FA5
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
l4M4vBmzSCgDmGC.exe
Verdict:
Malicious activity
Analysis date:
2021-05-27 06:23:20 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/4852ef87-96fa-480e-ae63-6869562a133a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/162638/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.12147.32375.24642.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
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:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/793043
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 425438 Sample: l4M4vBmzSCgDmGC.exe Startdate: 27/05/2021 Architecture: WINDOWS Score: 100 31 www.thedonationcard.com 2->31 33 www.contrastblogger.com 2->33 35 2 other IPs or domains 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 7 other signatures 2->49 11 l4M4vBmzSCgDmGC.exe 5 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\l4M4vBmzSCgDmGC.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 l4M4vBmzSCgDmGC.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.qygdance.com 142.234.21.8, 49748, 80 LEASEWEB-USA-LAX-11US United States 18->37 39 alfenafootwear.com 160.153.136.3, 49747, 80 GODADDY-AMSDE United States 18->39 41 9 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 help.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/2e33d05840368e708c642f732f8237c8a7315a6bb4fbd618015b59b8271e9954/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-05-27 06:13:09 UTC
AV detection:
16 of 47 (34.04%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=fyz5awcag2hhbddef5zs7arxzcttcwtlwt55mgablnm3qjy6tfka._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
36f75bca9696563fcf8d51cc8cf33685de3caa6618d2c2e61560349a4179188b
Formbook
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a50394b33bb3fcf6c7413c2d5ba949329430d46b8e8870a9e26b8c65abd8598d
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Formbook
e091222f766082c33c0606405115206cb2d915929dfe2ac899b1945d6442c512
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e1339c4548f73e4f250fed46d56bbce84491ca122aed7527731bb8d72df83e11
Formbook
fb3912c5b687ea7412dc249538d7c02b790f6edde2f23497c05faabd848cb16c
Formbook
+ 5'444 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210527-sy3jppt2ha/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.kkkwhitepride.com/66op/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2e33d05840368e708c642f732f8237c8a7315a6bb4fbd618015b59b8271e9954

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
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 2e33d05840368e708c642f732f8237c8a7315a6bb4fbd618015b59b8271e9954

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/162638/

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