MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8
SHA3-384 hash: 6ab3d16a083af458aaa9791a7ed9a3545aebd731d068374472b5681ace03d73eeb0869e311429ccda0a16b9bd48d4283
SHA1 hash: 685c36b2861dc6fb44a02b0f091ec1e0ffd14daf
MD5 hash: 4d8852f31ff31f11e34b344d417ae241
humanhash: illinois-solar-burger-mississippi
File name:Platební-faktura.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:747'008 bytes
First seen:2023-05-30 07:56:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'612 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:iHkmFx2iqNhujGjUmdbpwOXMLzYqASoa5ilxpIl3ZH7Ti8OsqDgv73dm:iEmFxUoOXMXYVaclgvi8OsqD
Threatray 3'072 similar samples on MalwareBazaar
TLSH T197F4121023DB0B77D23F47F960621A7043FD978AB262E75A5EC370D9AF6BB894901607
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 5252d232ea892c96 (4 x Formbook, 1 x AsyncRAT)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
235
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Platební-faktura.exe
Verdict:
Suspicious activity
Analysis date:
2023-05-30 07:58:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/69ecf83b-d3e2-45c6-968f-c1f47bb08ffb

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/393415/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67284813.21464.10571.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a process from a recently created file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6475ac4fe464780675a787e4/reports/f5e8324d-e770-4ebd-a083-30ad0bd49082/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6efdab6d-1a03-4140-9dd3-b31012778fb5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1245064
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
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)
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
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 878075 Sample: Platebn#U00ed-faktura.exe Startdate: 30/05/2023 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 6 other signatures 2->42 10 Platebn#U00ed-faktura.exe 3 2->10         started        process3 file4 28 C:\Users\...\Platebn#U00ed-faktura.exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 54 Injects a PE file into a foreign processes 10->54 14 Platebn#U00ed-faktura.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 1 14->17 injected process8 dnsIp9 30 www.hilltopspice.com 17->30 32 www.famousleaked.site 17->32 34 hilltopspice.com 34.102.136.180, 49716, 80 GOOGLEUS United States 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 explorer.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8/
Threat name:
Win32.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2023-05-29 05:25:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ewpwzuiovadmkrkagrpaxqkledoyogsorvwngics2vuwjquqxxua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00cfe203d12d732e66ba6f2bfbd6b7dff900b2c7b90cba95a435f9f78adafeca
Formbook
02b060c393fbc76a082ef0411f28e2be60bce1af80ea2df91f003e9b8a762b88
Formbook
47c74b216015a03abc6bf2a786c4c760fe23f5ce920c9a0ed6e68aa340568e84
Formbook
4b95211e7383fffec4daeb637c05a257ec7bfdf49de8042de5763da1783276c0
Formbook
5fed9c873f468294fce13808c139fc7ccf40d412e052bb31c8d768750ed8a22d
Formbook
7d05369e7f8c3f1ae6e8e52d34c33707768c9d50c7cc688198f1e72bfebd2599
Formbook
a28cb539852da2e100484ab8cee9613a28b2e68d409b99d80e27f4fb7f238b5d
Formbook
a8982b67f297cc68ff3f3de02cc7b60d51c8b4a3db85971ce4f73149fe67b6ee
Formbook
c918d1ae4c1635db9333c72fa06a6b04afa4a2ab37f494cd24c5e3fbc6963ead
Formbook
e30d41df0b3384eb57a607989bdfe40191b4e81df96327c1974f6d05a3a3d83f
Formbook
+ 3'062 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:km37 rat spyware stealer trojan
Link:
https://tria.ge/reports/230530-js983agd43/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
bf49e25e94fb4282320b6a09d40a436f3032b9902713eeaffc50070cbd4ef14d
MD5 hash:
087bf738ee223185450642e919ed0a37
SHA1 hash:
2b801a4e1fb440f5e6e8aea173abd70873c0b971
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/c0a7483a-124b-4392-831f-bde94d61feae/
Parent samples :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 hash:
8f2b3ff24f09cbafdfbd214d9a2bc3c71cb522e1c9901ffdcb7c5ab4457eb44d
MD5 hash:
5baf0df2c288a7633b1023c172861cd6
SHA1 hash:
e2c716bc715308ba7480ed42924231f8a184bd95
Link:
https://www.unpac.me/results/c0a7483a-124b-4392-831f-bde94d61feae/
SH256 hash:
f03dc8b7cfd13f99a77ed7b0abfacf03c4a864ee9da20b4ebd673208b7ee5eba
MD5 hash:
45690babfc6532fdf1632fa27dc7dbd7
SHA1 hash:
d4852874ceeb487a127b70628e9f1d7e410d4612
Link:
https://www.unpac.me/results/c0a7483a-124b-4392-831f-bde94d61feae/
SH256 hash:
16c255190eaaf1b60ec7d07abcac5f614ea197cee2416ca9d01bb563c526c87d
MD5 hash:
fb4ed205b442f470bbf10913128efdcb
SHA1 hash:
9a0a4c5ae429769e3253a9a3daefa24270b87a5b
Link:
https://www.unpac.me/results/c0a7483a-124b-4392-831f-bde94d61feae/
Parent samples :
ee57b6fa1e5a3c5ef776b79f32820327bcb3fe1974eeddf65c0eb56131193397
de8c7c543f438af1e7e78096f6873268e9b1a12745edf9c88db07e136163399e
SH256 hash:
0b861d0e19d173621dba77fc3954b6325b3e89e0856817eb9ac1b0e4b4b6f9a0
MD5 hash:
34e9924238cc9c184aed0f7e0dd905ab
SHA1 hash:
42e0e3852a327ae2d232858ba41fca9cadd628db
Link:
https://www.unpac.me/results/c0a7483a-124b-4392-831f-bde94d61feae/
SH256 hash:
259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8
MD5 hash:
4d8852f31ff31f11e34b344d417ae241
SHA1 hash:
685c36b2861dc6fb44a02b0f091ec1e0ffd14daf
Link:
https://www.unpac.me/results/c0a7483a-124b-4392-831f-bde94d61feae/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/259f6cd10ea8/report/overview.html
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/259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8

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: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.

Malspam

Formbook

Executable exe 259f6cd10ea806c54540345e0bc14b20dd871a4e8d6cd32052d56964c290bde8

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/393415/

Comments