MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 290963ddb0862d90575e418931ac2cfacfbb79146f5846771e81046298bf75e8. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 290963ddb0862d90575e418931ac2cfacfbb79146f5846771e81046298bf75e8
SHA3-384 hash: a62c5c3a949c17f830e42a6634e2f866403a06efe5cc996c47411cb61f337bb030d9784421728c1fdec9a58fe06d8368
SHA1 hash: 6d6d53810c511baadacb787389aabe2988d4c0b3
MD5 hash: 12a098c033a8fad3420eba0103069a42
humanhash: beryllium-mike-carbon-fifteen
File name:banka hesabı onayı.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'162'752 bytes
First seen:2021-04-13 11:51:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:+rGRTqxG7+xnG9WRkY2kH4QPOk805x9qLH+7:LTOGSxG0kP6Yh08LH+
Threatray 4'681 similar samples on MalwareBazaar
TLSH 6D3512797A98CF25E27F93781130110553F0F50AD362E68DBDE420EE1EA2B855B27B93
Reporter GovCERT_CH
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
231
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
banka hesabı onayı.exe
Verdict:
Malicious activity
Analysis date:
2021-04-13 11:52:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1a3367db-03f7-4776-baf7-0bac0397b467

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/133950/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.646-1.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/674212
Signature
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 386051 Sample: banka hesab#U0131 onay#U0131.exe Startdate: 13/04/2021 Architecture: WINDOWS Score: 100 52 clientconfig.passport.net 2->52 66 Found malware configuration 2->66 68 Malicious sample detected (through community Yara rule) 2->68 70 Sigma detected: Scheduled temp file as task from temp location 2->70 72 7 other signatures 2->72 12 banka hesab#U0131 onay#U0131.exe 7 2->12         started        signatures3 process4 file5 46 C:\Users\user\AppData\Local\...\tmpACC3.tmp, XML 12->46 dropped 48 C:\...\banka hesab#U0131 onay#U0131.exe.log, ASCII 12->48 dropped 50 C:\Users\user\AppData\Roaming\hCkTvPN.exe, PE32 12->50 dropped 88 Writes to foreign memory regions 12->88 90 Injects a PE file into a foreign processes 12->90 16 RegSvcs.exe 6 12->16         started        20 RegSvcs.exe 12->20         started        22 schtasks.exe 1 12->22         started        signatures6 process7 file8 44 C:\Users\user\AppData\Roaming\suSwVklf.exe, PE32 16->44 dropped 62 Injects a PE file into a foreign processes 16->62 24 RegSvcs.exe 16->24         started        27 schtasks.exe 1 16->27         started        64 Tries to detect virtualization through RDTSC time measurements 20->64 29 conhost.exe 22->29         started        signatures9 process10 signatures11 80 Modifies the context of a thread in another process (thread injection) 24->80 82 Maps a DLL or memory area into another process 24->82 84 Sample uses process hollowing technique 24->84 86 Queues an APC in another process (thread injection) 24->86 31 explorer.exe 24->31 injected 35 conhost.exe 27->35         started        process12 dnsIp13 54 www.ynabvn.com 89.32.150.238, 49749, 80 HOSTERIONRO Romania 31->54 56 martinbrosenterprise.com 166.62.10.181, 49747, 80 AS-26496-GO-DADDY-COM-LLCUS United States 31->56 58 2 other IPs or domains 31->58 60 System process connects to network (likely due to code injection or exploit) 31->60 37 explorer.exe 31->37         started        signatures14 process15 signatures16 74 Modifies the context of a thread in another process (thread injection) 37->74 76 Maps a DLL or memory area into another process 37->76 78 Tries to detect virtualization through RDTSC time measurements 37->78 40 cmd.exe 1 37->40         started        process17 process18 42 conhost.exe 40->42         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/290963ddb0862d90575e418931ac2cfacfbb79146f5846771e81046298bf75e8/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-04-12 23:40:53 UTC
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=feewhxnqqywzav26igetdlbm7lh3w6iun5mem5y6qecgfgf7oxua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
09f19a43e9a0b736e9fcd33359267340b91a2ccc376c8cda72fac9754c1493c0
Formbook
1a859f18a203b53f7c893f9e3d3cbfeb6bd9c0d479f1ddd5626ba4c9eb34e670
Formbook
393b127088802012cba2a9b9065c17069669c919e6513b34f57d30d12f631d76
Formbook
5d4c17f9ea28e3df3efa9d9c7ba40444abeee049fe999eb2d579c6cf4ccc3231
Formbook
8309d803c92faaf24828cd67e4c1041f9465ecf6c63f7608d7ed4579f075a02c
Formbook
9dac57302e2261a1a3c6a665d3960525b27fb70a1fd6b1e135a3e72f11c6f3e6
Formbook
a2cdf452f83aa86c0f3ade321cfc00a9ed3671082372081a67cad84a26492051
Formbook
b69927fbfd7eb038b59aa9b7e9f49cb02d127d48fcf6517e65a379e982e806bc
Formbook
c69e54b704c7d7e94faa9c3ea2519eef344e1099aa99271833bc56cae00ab8af
Formbook
e5561555b0be45246e4ce5418a203d5a0d800595de770d772d0d86d0ed2662bb
Formbook
+ 4'671 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/210413-nqtx3x2ky2/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
5e0f3da625a479a5e7e807b5f09c889d95474139410b312ba3a39bcb05976729
MD5 hash:
3d20c2ea9ac04e1707f853bb1780bc18
SHA1 hash:
805e90b023eb92d44bbe11daefce6edbe872cb74
Link:
https://www.unpac.me/results/2b01519c-2257-4246-9270-250b44734511/
SH256 hash:
290963ddb0862d90575e418931ac2cfacfbb79146f5846771e81046298bf75e8
MD5 hash:
12a098c033a8fad3420eba0103069a42
SHA1 hash:
6d6d53810c511baadacb787389aabe2988d4c0b3
Link:
https://www.unpac.me/results/2b01519c-2257-4246-9270-250b44734511/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/290963ddb0862d90575e418931ac2cfacfbb79146f5846771e81046298bf75e8

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

File information

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

Malspam

Formbook

zip 973607fca87f94587e74f9cae648c7cb45a29a58e47c11894ec38502454a28d9

Formbook

Executable exe 290963ddb0862d90575e418931ac2cfacfbb79146f5846771e81046298bf75e8

(this sample)

  
Dropped by
MD5 36db874805a9af1c9dbe46b1cc10c2df
  
Dropped by
SHA256 973607fca87f94587e74f9cae648c7cb45a29a58e47c11894ec38502454a28d9
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/133950/

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