MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00
SHA3-384 hash: e9433b79e736eb74f604e49e93a0575dde7406a62c593bfadbb755823d3bbce8e0f3a6cf766c9558cf5e66aed109a019
SHA1 hash: f35ee4878252d4a6c38971a0768b2adff12ceffe
MD5 hash: e78a8c49a3846c8224702bdfe143d6b9
humanhash: papa-sink-ceiling-dakota
File name:e78a8c49a3846c8224702bdfe143d6b9.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:580'608 bytes
First seen:2021-10-04 10:25:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:bEpO29Vm7Fru4efOhizn2MJT6YashlM0JT6YashlMCDvoP:4pXm704Tho2I9ashlV9ashlr8
Threatray 9'905 similar samples on MalwareBazaar
TLSH T18AC4F16D339BAE67CE7D4BF93854919083F15223101AE3F48E95B4F92DD3BE85A80583
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
132
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e78a8c49a3846c8224702bdfe143d6b9.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-04 10:32:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ef0e7695-6afc-420e-8b2f-b1d64dcba54b

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/194544/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.935-1.UNOFFICIAL
Create hunting rule

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:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/615c0f5c98a6280f39324d2d/reports/88143e73-de1b-4ebb-a477-3cdbc7725236/overview
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9871bf4f-3fcc-423a-9147-5002f9a63cc0
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863811
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 496238 Sample: ugsuHxq7Ey.exe Startdate: 04/10/2021 Architecture: WINDOWS Score: 100 33 www.weprepareamerica-world.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 8 other signatures 2->47 11 ugsuHxq7Ey.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\ugsuHxq7Ey.exe.log, ASCII 11->31 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 ugsuHxq7Ey.exe 11->15         started        18 ugsuHxq7Ey.exe 11->18         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 20 explorer.exe 15->20 injected process9 dnsIp10 35 www.zhizhengsf.com 20->35 37 www.paraflexwork.com 118.27.122.218, 49856, 80 INTERQGMOInternetIncJP Japan 20->37 39 9 other IPs or domains 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 raserver.exe 20->24         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 24->51 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55 57 Tries to detect virtualization through RDTSC time measurements 24->57 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-04 09:08:32 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
306f86752e3ae1a4baa4687d06759b43cbcb47a6ded4073b2e066b72ac4054ce
Formbook
387508d9f7c0d79b09bde31b037d1c43ceb1ce799a0cc94a77a20226477b47f7
Formbook
3f5c235293cfdde26a725b19b3cbaefc44dae026b7dff9124002f42e564df18b
Formbook
5c8f31380d956958134331ea55e63835fd16ca1f02f4c81672b69db70bc97ab8
Formbook
6dbd578bacfac6bee49b778b85cd62926c65a7f23bb33ceec705686474308898
Formbook
87f8905d999f293634fddf1bff47a614041bdfaa2f07ef19fe70e5296a7b086e
Formbook
ae55ee08f18b57a38a47ed9bc161b7833e35c31b014e8579ae904a2d4d7c63e3
Formbook
bc4d625ec4ba48b9c17bcd907fe509539a12bb0d6103ff65a4e3c59fb4eca07c
Formbook
fa9bd0ededa6a35bd948c884848855568c1efd4e77bd2ca7786144f81d3f64c5
Formbook
fe17721930d311edb152dc90a891ae82cc45997b54ec77894f765d5efe259903
Formbook
+ 9'895 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:n092 loader rat
Link:
https://tria.ge/reports/211004-mgjthsgbd3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.awbnmnmammmamnre.top/n092/
Unpacked files
SH256 hash:
aa5cb7cc29d2e9b013c0d2f4635ada8345cd497080a13311f726f7fd8163de77
MD5 hash:
442ccc8222893c61da9a4d3c943ea347
SHA1 hash:
0b3325aa107f9f7494b30ab0937fe01e74570fe5
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/65e28542-6af4-40cc-946d-ebc60d144839/
Parent samples :
fa9bd0ededa6a35bd948c884848855568c1efd4e77bd2ca7786144f81d3f64c5
3f5c235293cfdde26a725b19b3cbaefc44dae026b7dff9124002f42e564df18b
306f86752e3ae1a4baa4687d06759b43cbcb47a6ded4073b2e066b72ac4054ce
8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00
071ff0663683acd797626d877df6a388efed518c61ab3c083034c27841a6742e
88a493516a6037955cefbfa462f2db1272f621053e3f08dd18f5a0882904a6b1
SH256 hash:
078200b48c240af0d09200c712cb661356fe3faa09ed3f89a941e97e9b87b80d
MD5 hash:
96a36cb908eb4be5a6fecae2c3ea4151
SHA1 hash:
dbe260af4fdcde2e45df6343af35fbe2bd0ee1ac
Link:
https://www.unpac.me/results/65e28542-6af4-40cc-946d-ebc60d144839/
SH256 hash:
fe8637d821a39a8b74abce7e043007d38cb9c5cfcb7098af9846cfd98185ac03
MD5 hash:
c380b6831f456ac5cac08c78c0e4dada
SHA1 hash:
3e241a0b9d96c1dfbadd7ee1a8c5ee6d74eba11c
Link:
https://www.unpac.me/results/65e28542-6af4-40cc-946d-ebc60d144839/
SH256 hash:
8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00
MD5 hash:
e78a8c49a3846c8224702bdfe143d6b9
SHA1 hash:
f35ee4878252d4a6c38971a0768b2adff12ceffe
Link:
https://www.unpac.me/results/65e28542-6af4-40cc-946d-ebc60d144839/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8f7fa1872262/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00

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: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.

Web download

Formbook

Executable exe 8f7fa187226287ba3a8858e75b00b021022fbfbc8f1f7ae01557cf692510fe00

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1645541/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1653863/
  
URLhaus
https://urlhaus.abuse.ch/url/1653860/
Cape
Cape
https://www.capesandbox.com/analysis/194544/

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