MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14. 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: 18


Intelligence 18 IOCs YARA 1 File information Comments
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SHA256 hash: 5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14
SHA3-384 hash: 59656c92150875d1902fe269ab416f538801b9989ea6ad565ac91c5e2e9693cb2abc481fb6c10e2d20bbbb88953f928c
SHA1 hash: 9e1e5469e86238df567f36d0dca5f255d066b811
MD5 hash: c0946916543d40ed32bd41d37baa98d1
humanhash: mike-london-avocado-kentucky
File name:Sales Contract 2023.exe
Download: download sample
Signature Formbook
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File size:281'657 bytes
First seen:2023-08-16 13:00:16 UTC
Last seen:2023-08-16 13:00:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 431 x GuLoader)
ssdeep 6144:/Ya6vwC4IG6a8T746rJfJWTGAj83j+BPkMIWqud:/Yth4ILa+x9JZAoT4PkMIWqud
TLSH T1C75412A0DAA4D123D91641710BBB2A3B6FCB761111FE7B1727402B4E793B4C2ED2E746
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
270
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Sales Contract 2023.exe
Verdict:
Malicious activity
Analysis date:
2023-08-16 13:01:29 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/86e7dac4-b104-4ca9-8bf0-e03149abbcb2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/443029/
Detection(s):
Sanesecurity.Rogue.0hr.20230814-0137.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Launching the process to change network settings
Сreating synchronization primitives
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/102974/overview
Behaviour
MalwareBazaar
Gathering data
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14
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/1faeb0da-9404-4e2c-b8d3-d6c10ef31280
Result
Threat name:
FormBook, NSISDropper
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1291089
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1291089 Sample: Sales Contract 2023.exe Startdate: 14/08/2023 Architecture: WINDOWS Score: 100 31 www.xingcansy.com 2->31 33 www.rdparadise.com 2->33 35 5 other IPs or domains 2->35 43 Snort IDS alert for network traffic 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 10 other signatures 2->49 11 Sales Contract 2023.exe 18 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\tveszbi.dll, PE32 11->29 dropped 57 Maps a DLL or memory area into another process 11->57 15 Sales Contract 2023.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 5 1 15->18 injected process9 dnsIp10 37 a0b1d980e1f2226c6.awsglobalaccelerator.com 35.71.142.77, 49999, 80 MERIT-AS-14US United States 18->37 39 www.xingcansy.com 47.104.142.216, 80 CNNIC-ALIBABA-CN-NET-APHangzhouAlibabaAdvertisingCoLtd China 18->39 41 2 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 systray.exe 12 18->22         started        signatures11 process12 signatures13 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
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Link:
https://mwdb.cert.pl/sample/5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14/
Threat name:
Win32.Trojan.Leonem
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Status:
Malicious
First seen:
2023-08-13 22:25:26 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l5brnzwwkt3bfmnkkv5rl2xgkauxs2l3zvgnyea3jhbcs6tnzika._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:sn26 rat spyware stealer trojan
Link:
https://tria.ge/reports/230816-p872jaah89/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
57d06b57605109335f41e7529a275a14155c39bd74c54049dfcdfa8a5756c09a
MD5 hash:
612b19e1ed04b4a8f442939324963a63
SHA1 hash:
5f12391109b022d1017312892ff95a7b751afa37
Detections:
FormBook
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win_formbook_w0
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/e1670910-ca2e-4e6a-ab90-19913b72b0c6/
Parent samples :
cc1e18df25ea2f4e3a97b78ceb434ba61318eae9ee868d62bb1b3b8e9dbf2c7c
61894dd6d947ab1237c08e4f020e6462fdc7a96903c7cf27523d4e21304c1612
44b4eef8a260669a21c64f95af4c5ad884b77fc118be9ade37dad2b908a37bee
c4079f3f904aaaeda007ba7ce93f24d8a47eb749be233eaf87766e12fcada032
1a40316f6c5b2edf199b2ea9d5b00cc4ae5547a29b6aa08caadd5ed53a007521
276026d460a163a82f31f1d1b1283b13f37170ab543357585952c311606d6a7f
3075ce1d8754fd33aba3041411c6f1465abdb5c49495b18511c656589db79ba9
7a123e291c6c3bca48da92da78abd1157469dd5885f7af234e9114bcc5c8f061
ce4adf5f77ad3bf554ee6727abfe3c82e49ac5097e4e8d50ba2faba0d05b9c1d
a318197c6b7d13969ec28187327e1005ac7d39f969ef27b81f7967870e896378
5e356ba0663601a704ff745bf4e38b9a8ee7ececcd5443da641d46c30a04de07
5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14
91407535cc5852ecae7889b9f034920694c733c9e47f89d08a470e32b9d31e13
091fe3a36df94f559c878564de16e72c8ad5368ff0f1d89fec4b493725e96bbe
21696a3d60cb627bb86b4e08f32f1ae08e348ff3b4e99ad15c85febb1caca754
99160f7ca07e18bc3a131520825ab4ce8d2f4c57b63bffc89d8e18d5a7fa25ce
ae5f1fa9855fd6e4511a674f0a0465df7960a757409a0d176f50b10fd14925ad
02971b038e3224fb89a5aa824cd4388ab3108e86571312d127e32b6a59b1b3ec
ce56ba6e7d6693cf8b2110b6ce1789f9a38669af8e17c30ff83e9fec9372c372
bc1c8cb700d5be15c306441325d0390344f846c226d720647d9f8d8e37f458db
3776d991080dd8cdf41d7b64315d1bccf2c09ed001058b9a28042d760f888163
SH256 hash:
1f90096f9f7650241526b66235d307657364d3f6a826611a88e850a4ec830c86
MD5 hash:
30488712664018a5c1b3cf066246a280
SHA1 hash:
d418b1e4b393f62e7ab4f9358bb9c052845110c2
Link:
https://www.unpac.me/results/e1670910-ca2e-4e6a-ab90-19913b72b0c6/
SH256 hash:
5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14
MD5 hash:
c0946916543d40ed32bd41d37baa98d1
SHA1 hash:
9e1e5469e86238df567f36d0dca5f255d066b811
Link:
https://www.unpac.me/results/e1670910-ca2e-4e6a-ab90-19913b72b0c6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5f4316e6d654/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/5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

Formbook

zip bc2c45dcf1cb8fb1cfe74acb109569f9fd705f2dced5081e44af394ff4ac8d81

Formbook

Executable exe 5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 bc2c45dcf1cb8fb1cfe74acb109569f9fd705f2dced5081e44af394ff4ac8d81
  
Dropped by
SHA256 c00286f39747df6bfac21279612c4a6c29924140465de8bb62ee804064d97b8f
Cape
Cape
https://www.capesandbox.com/analysis/443029/
  
Dropped by
MD5 76d2e42c53fd1862ac549fa2be41c225
  
Dropped by
MD5 0e75bbe5c51766f7bb4d46c1df5a2a88

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