MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6a8c5f4120e3be2e6d676d808dbdadc074f811398ac5b03878baba7275137d4. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments 1
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SHA256 hash: d6a8c5f4120e3be2e6d676d808dbdadc074f811398ac5b03878baba7275137d4
SHA3-384 hash: 7078b0e611743f30914fa239a0bc0ff2a233fc40f019d430bb27620295f645de5fc889d962f6f774f9dc5507dfb0bc6a
SHA1 hash: bbd989e702ce50e372fa492985d7e04767fbef96
MD5 hash: c730921135664017f59128d4de5d43f9
humanhash: mike-football-queen-muppet
File name:c730921135664017f59128d4de5d43f9
Download: download sample
Signature Formbook
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File size:412'672 bytes
First seen:2021-10-20 19:21:24 UTC
Last seen:2021-10-20 20:18:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:UQRo5S55e3sGOgPgR5IiPQNBoEN5ANAwaAvTIQIt5Phz/n0FN:UGaee3sGOZvIBvloT9a5Phz/n0F
Threatray 10'703 similar samples on MalwareBazaar
TLSH T10B94F12132B0DD16D0BA5B7A8CDE540053B8B9037423DB5EAEE533ED49673E20D25A9F
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
237
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/198894/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.29063.24415.24537.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
fareit obfuscated packed
Link:
https://www.filescan.io/uploads/61706c5c9a5a1e91c5c8ea79/reports/d939dd01-6234-4541-9669-26fc579e0e09/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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/94e3f175-293a-49c9-aa0b-bda8da390836
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/874147
Signature
.NET source code contains potential unpacker
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)
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
Self deletion via cmd delete
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: 506571 Sample: EB3eeD8UsE Startdate: 20/10/2021 Architecture: WINDOWS Score: 100 31 www.illusiontrick.com 2->31 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 6 other signatures 2->45 11 EB3eeD8UsE.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...B3eeD8UsE.exe.log, ASCII 11->29 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Injects a PE file into a foreign processes 11->59 15 EB3eeD8UsE.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.ingocg.com 107.178.150.86, 49808, 80 HENGTONG-IDC-LLCUS United States 18->33 35 www.cashvax.xyz 3.64.163.50, 49820, 80 AMAZON-02US United States 18->35 37 2 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 49 Performs DNS queries to domains with low reputation 18->49 22 msiexec.exe 18->22         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 22->51 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 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d6a8c5f4120e3be2e6d676d808dbdadc074f811398ac5b03878baba7275137d4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-10-20 16:57:42 UTC
AV detection:
14 of 44 (31.82%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2776237004407d8c72906ce72050cda1b0d9abeb20e313abf7a98e6fea03ce8d
Formbook
2ac830fd4c5c4c3522b5cb9983edc13f2580b932875bc9daeb02633b8829fb3b
Formbook
32b793817b07a78490aa882218fb2880723c7ba23381545a2d7facfe0cacf4c1
Formbook
4c5887639c1dfcc0349690d98e9c8034029a6fa2f2e6bdbba96371bf23ce3301
Formbook
5fd22c8bf1e7e06ccaa6ebc23410086fe0e3bc30b1613cd6ee734f280c0d6979
Formbook
9404982e0cf941d6103e40246a6689d91be00c03c8d9072e42ebf56bd9080492
Formbook
a68cb3bf1d9d41e29fcf2e4391e827591e58783cea5a13fe95403fb6b3429b5d
Formbook
b0cfa1848c7b08eb881e615731493df57963468fa3fb461ebf1468271dd17a14
Formbook
da2458789c338c2719661254515dba2fc92c21ef91a11da3d192a6542ca56814
Formbook
+ 10'693 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:gr1c rat spyware stealer trojan
Link:
https://tria.ge/reports/211020-x28ngshee4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.illusiontrick.com/gr1c/
Unpacked files
SH256 hash:
69c4bb6e6d3a50682f5bed090fc0d85e2f316760dcb33616a5b4da0a085bc4bf
MD5 hash:
e0f4e3bb8f985bf035f08b4c716f8a42
SHA1 hash:
d90ca36998b24d6af4727bf69ff4062446f8c53f
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/1e6837c5-3018-42b1-a270-5f03b649f671/
Parent samples :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 hash:
a820cce558daab3b269c54174c16fd1f4e1cb517b5a338ee67eb36b835ef42a0
MD5 hash:
b646c4a6e290be619132786ea84d3e06
SHA1 hash:
e9ae167de0f8b7be6417433bfc01eadf82c09ea8
Link:
https://www.unpac.me/results/1e6837c5-3018-42b1-a270-5f03b649f671/
SH256 hash:
255f4f88a28b768c35834bfdee1aaf5dae63ba127cec7dc368ab32b92262152c
MD5 hash:
9d967e7cbba924816531f1a66bfeee9b
SHA1 hash:
34721e8cefb843b58c77aa0323acc8b02419d37f
Link:
https://www.unpac.me/results/1e6837c5-3018-42b1-a270-5f03b649f671/
SH256 hash:
6fee24a1398bb022d0c5b9059b9b21e7636fc3861866a583d0e49b7d0ca56d58
MD5 hash:
36e2528c3cb3ad299ea481283687cdd6
SHA1 hash:
1981340bc7be1aa8f78f942fc6f0724838e35a87
Link:
https://www.unpac.me/results/1e6837c5-3018-42b1-a270-5f03b649f671/
SH256 hash:
d6a8c5f4120e3be2e6d676d808dbdadc074f811398ac5b03878baba7275137d4
MD5 hash:
c730921135664017f59128d4de5d43f9
SHA1 hash:
bbd989e702ce50e372fa492985d7e04767fbef96
Link:
https://www.unpac.me/results/1e6837c5-3018-42b1-a270-5f03b649f671/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d6a8c5f4120e3be2e6d676d808dbdadc074f811398ac5b03878baba7275137d4

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: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 d6a8c5f4120e3be2e6d676d808dbdadc074f811398ac5b03878baba7275137d4

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1701311/
Cape
Cape
https://www.capesandbox.com/analysis/198894/

Comments


Avatar
zbet commented on 2021-10-20 19:21:26 UTC

url : hxxp://exeupload.xyz/princehfzx.exe