MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 512bc5ca2e6103f2cb06df5287087ab881725db829de761cac9d011fe6df0003. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 512bc5ca2e6103f2cb06df5287087ab881725db829de761cac9d011fe6df0003
SHA3-384 hash: 9f039d63e35684405366f5e1cc18eaf9aeac9c8c50ebd907427e6a5d30e05eee89fba868ff9140982ad1abfcc54e3c97
SHA1 hash: 895d3de847b91837efc42a0a83caad5632ca215f
MD5 hash: f90ce8bbfb66823a9d2005164f05a2eb
humanhash: snake-august-minnesota-beryllium
File name:list.dwg.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:788'992 bytes
First seen:2021-03-31 08:14:25 UTC
Last seen:Never
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:AD/2wYIhkrSIACFJUSMB1A/j35n0nh4gYILoq473+ALzsbTyS3dHudzanq8:cBhEStCFJpw1ANnEh4gt473fsKS3dQO
Threatray 4'450 similar samples on MalwareBazaar
TLSH 5BF4DF293206FEC7E53A84F444C95742F2FB47D5920BE9B9BCA0929152C36C3BBD16C9
Reporter Anonymous
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
list.dwg.exe
Verdict:
Malicious activity
Analysis date:
2021-03-31 08:08:56 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7693c42d-449e-4828-8aec-a39524b310aa

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/129227/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/659922
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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 signatures2 2 Behavior Graph ID: 378889 Sample: list.dwg.exe Startdate: 31/03/2021 Architecture: WINDOWS Score: 100 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Sigma detected: Scheduled temp file as task from temp location 2->46 48 6 other signatures 2->48 10 list.dwg.exe 7 2->10         started        process3 file4 32 C:\Users\user\AppData\Local\...\tmp95B0.tmp, XML 10->32 dropped 34 C:\Users\user\AppData\Roaming\olCUVzATt.exe, PE32 10->34 dropped 58 Uses schtasks.exe or at.exe to add and modify task schedules 10->58 60 Tries to detect virtualization through RDTSC time measurements 10->60 14 list.dwg.exe 10->14         started        17 schtasks.exe 1 10->17         started        signatures5 process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 14->62 64 Maps a DLL or memory area into another process 14->64 66 Sample uses process hollowing technique 14->66 68 Queues an APC in another process (thread injection) 14->68 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 36 shops.myshopify.com 23.227.38.74, 49761, 80 CLOUDFLARENETUS Canada 19->36 38 www.southflorida-news.com 3.22.176.140, 49758, 80 AMAZON-02US United States 19->38 40 4 other IPs or domains 19->40 50 System process connects to network (likely due to code injection or exploit) 19->50 25 colorcpl.exe 19->25         started        signatures10 process11 signatures12 52 Modifies the context of a thread in another process (thread injection) 25->52 54 Maps a DLL or memory area into another process 25->54 56 Tries to detect virtualization through RDTSC time measurements 25->56 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/512bc5ca2e6103f2cb06df5287087ab881725db829de761cac9d011fe6df0003/
Threat name:
ByteCode-MSIL.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-03-31 08:15:12 UTC
AV detection:
6 of 43 (13.95%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kev4lsromeb7fsyg35jiocd2xcaxexnyfhphmhfmtuar7zw7aabq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
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Formbook
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bc0cc9f45e5a3b9f2f1815c4787849ebd8ab71d72aca809b687bc462ec9b5899
Formbook
f61ea12383c210bd9db6f0148321bfbc36b24c7b55197cbafef0ae23cadd9b9c
Formbook
+ 4'440 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210331-b9wavqjnk6/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.iishon17.com/bnk/
Unpacked files
SH256 hash:
d436034270fb2d5380e4fcecc1ee6c821a1701aed96045fa13f597da16be08fb
MD5 hash:
00cbf73d8b9f03417a3a32957ec64ed4
SHA1 hash:
b862eff1cf240a5ad5325fd258892e534484a6e8
Link:
https://www.unpac.me/results/489ae62a-bf1d-404b-80b6-5a652f95dfd2/
SH256 hash:
512bc5ca2e6103f2cb06df5287087ab881725db829de761cac9d011fe6df0003
MD5 hash:
f90ce8bbfb66823a9d2005164f05a2eb
SHA1 hash:
895d3de847b91837efc42a0a83caad5632ca215f
Link:
https://www.unpac.me/results/489ae62a-bf1d-404b-80b6-5a652f95dfd2/
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/512bc5ca2e6103f2cb06df5287087ab881725db829de761cac9d011fe6df0003

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/129227/

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