MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af09c06e63477104e7b474b2fca391e790c05e8c8a3125653efb57776608568e. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
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SHA256 hash: af09c06e63477104e7b474b2fca391e790c05e8c8a3125653efb57776608568e
SHA3-384 hash: 8e9bfc078b3a0b4b9454e299a4f5f45afd112bdbcf4ae4755a6abf9c4b26b491869fdd50b9fad8c321414fb24d49d24b
SHA1 hash: d5471aae67765e768cef26d7d9e9440248a4d7ba
MD5 hash: e0080d0ee382ee31487ebba78a851e54
humanhash: happy-romeo-lima-georgia
File name:e0080d0ee382ee31487ebba78a851e54.exe
Download: download sample
Signature Formbook
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File size:751'104 bytes
First seen:2021-06-08 19:31:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:aIaPV43UVYtXiZ4aKTf0FzvpVclpggSqpC+kdPiUZ6RyxLOtVVG34uj1CZDI/Fh4:az43UVYtXiZ434DOggSIC/dKUZ64xLOH
Threatray 5'700 similar samples on MalwareBazaar
TLSH 2AF4122237985F87C2BE567A5430402152F398153BB2F7EA7E4834EE29F3F854B54A1B
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
228
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/165469/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.829.7767.28114.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/799142
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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)
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
Sigma detected: CMSTP Execution Process Creation
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 431539 Sample: WitNwYLlo9.exe Startdate: 08/06/2021 Architecture: WINDOWS Score: 100 41 www.skankinmouse.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 9 other signatures 2->55 10 WitNwYLlo9.exe 7 2->10         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\zyJlGfwAXX.exe, PE32 10->33 dropped 35 C:\Users\...\zyJlGfwAXX.exe:Zone.Identifier, ASCII 10->35 dropped 37 C:\Users\user\AppData\Local\...\tmpB2FF.tmp, XML 10->37 dropped 39 C:\Users\user\AppData\...\WitNwYLlo9.exe.log, ASCII 10->39 dropped 65 Uses schtasks.exe or at.exe to add and modify task schedules 10->65 67 Tries to detect virtualization through RDTSC time measurements 10->67 69 Injects a PE file into a foreign processes 10->69 14 WitNwYLlo9.exe 10->14         started        17 schtasks.exe 1 10->17         started        19 WitNwYLlo9.exe 10->19         started        signatures6 process7 signatures8 71 Modifies the context of a thread in another process (thread injection) 14->71 73 Maps a DLL or memory area into another process 14->73 75 Sample uses process hollowing technique 14->75 77 Queues an APC in another process (thread injection) 14->77 21 cmstp.exe 14->21         started        24 explorer.exe 14->24 injected 27 conhost.exe 17->27         started        process9 dnsIp10 57 Modifies the context of a thread in another process (thread injection) 21->57 59 Maps a DLL or memory area into another process 21->59 61 Tries to detect virtualization through RDTSC time measurements 21->61 29 cmd.exe 1 21->29         started        43 www.gotsort.com 213.247.47.190, 49756, 80 WEBAIR-INTERNETUS Netherlands 24->43 45 www.kingdaddyschicken.com 64.190.62.111, 49753, 80 NBS11696US United States 24->45 47 3 other IPs or domains 24->47 63 System process connects to network (likely due to code injection or exploit) 24->63 signatures11 process12 process13 31 conhost.exe 29->31         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/af09c06e63477104e7b474b2fca391e790c05e8c8a3125653efb57776608568e/
Threat name:
Win32.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-06-08 08:06:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
63
AV detection:
17 of 47 (36.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v4e4a3tdi5yqjz5uoszpzi4r46imaxumriyskzj67nlxozqik2ha._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2642fecff2db22c3d6eaa889d838d52fbd765ad4a9a857aacb2e3ad6441f91c9
Formbook
3afb8f6f86741e036ed7ee941f4875344c2b384d6e9d21c85755bfbce63ee473
Formbook
55f20748f621bf247877b71a3682640e5ec013d51c52363b5c51cca50b44c1bf
Formbook
6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92
Formbook
6fac6e1f7f8cdd8cec52b2dd7a23fd434084c7d12ef0f04deaa52794d3612ef7
Formbook
95eedb3eaf98ec12d5f66609278d43f94e1f635420d413ee0672bbf9434aafa4
Formbook
9e23de70acc475a483df75190ca88ff14395f99074f84c8eb86b4eadf523e498
Formbook
ab95bc3c40647b2b700cdb9aba76b6de220fd528fd194e6071c1747df6cb78ce
Formbook
db1a8d7d27c500facb7e8e5c30ff3c9d901c51a550ebdad36e741d518b628c30
Formbook
ebe1f420ea3fcef5b426cf6458d23984e12c4ceb5983571699f60aaa963b159a
Formbook
+ 5'690 additional samples on MalwareBazaar
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210608-bbnngvhc3j/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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.firenesmc.com/ja3b/
Unpacked files
SH256 hash:
34e69e90b7cb6121c3f93911f21dfb00491ea5d5bb79bfce4902d04f72c24184
MD5 hash:
b6b086a0ab13f3feb9ee8c846d230e5d
SHA1 hash:
dd8e1b816f3e7d9dcfa6eddc20a27fe0fbed478a
Link:
https://www.unpac.me/results/e563ae6e-8488-4eeb-9acb-d214cdf8dc84/
SH256 hash:
af09c06e63477104e7b474b2fca391e790c05e8c8a3125653efb57776608568e
MD5 hash:
e0080d0ee382ee31487ebba78a851e54
SHA1 hash:
d5471aae67765e768cef26d7d9e9440248a4d7ba
Link:
https://www.unpac.me/results/e563ae6e-8488-4eeb-9acb-d214cdf8dc84/
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/af09c06e63477104e7b474b2fca391e790c05e8c8a3125653efb57776608568e

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.

Web download

Formbook

Executable exe af09c06e63477104e7b474b2fca391e790c05e8c8a3125653efb57776608568e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1340078/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/165469/

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