MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e. 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: 17


Intelligence 17 IOCs YARA 1 File information Comments
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SHA256 hash: 6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e
SHA3-384 hash: ff71e48bbca9dcb72ae2e289dc6b3ef44908c72508bace84dc7a61a46b5fa725472fa009dec4bc177c48ffd2685bd151
SHA1 hash: 9fd0ccb680467e192abecba1c32af4f0c73ff22d
MD5 hash: 4f74fb6f1ea3b0fdc0682aa4eae3de85
humanhash: summer-batman-kitten-mobile
File name:Order#2_W43550970351 pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:293'395 bytes
First seen:2023-08-18 17:44:02 UTC
Last seen:2023-08-28 07:56:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:PYa6uj8WJQy5BhsBqtRbNC4WrI9M2AiHFPZbgwPF4L9ei4QrPm/wWav:PYYj5HDRvCIu2AehXPs9eWgi
Threatray 3'787 similar samples on MalwareBazaar
TLSH T16A541294B3E09877DDF21AB54DBCB7B72BBA72312154A85B13605F8D38212A3D60E371
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 malwarelabnet
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
284
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
Order#2_W43550970351 pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-08-18 17:44:30 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/8ad75ab9-a5a5-4923-878b-ef1e190696ce

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/443519/
Detection(s):
Sanesecurity.Malware.28885.BadCo.UNOFFICIAL
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Sanesecurity.Rogue.0hr.20230818-1440.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
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 a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/103173/overview
Behaviour
MalwareBazaar
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e
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/18b1d324-cbee-46b3-8a34-526f7c212f68
Result
Threat name:
FormBook, NSISDropper
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1293545
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
Initial sample is a PE file and has a suspicious name
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 domain / URL
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)
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1293545 Sample: Order#2_W43550970351_pdf.exe Startdate: 18/08/2023 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic 2->39 41 Multi AV Scanner detection for domain / URL 2->41 43 Found malware configuration 2->43 45 10 other signatures 2->45 10 Order#2_W43550970351_pdf.exe 18 2->10         started        process3 file4 29 C:\Users\user\AppData\Local\...\gciqlmpih.dll, PE32 10->29 dropped 57 Detected unpacking (changes PE section rights) 10->57 59 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 10->59 61 Maps a DLL or memory area into another process 10->61 63 Tries to detect virtualization through RDTSC time measurements 10->63 14 Order#2_W43550970351_pdf.exe 10->14         started        signatures5 process6 signatures7 65 Modifies the context of a thread in another process (thread injection) 14->65 67 Maps a DLL or memory area into another process 14->67 69 Sample uses process hollowing technique 14->69 71 Queues an APC in another process (thread injection) 14->71 17 explorer.exe 5 6 14->17 injected process8 dnsIp9 31 hawskio26.click 172.96.186.176, 49736, 80 SINGLEHOP-LLCUS Canada 17->31 33 auntengotiempo.com 34.102.136.180, 49735, 80 GOOGLEUS United States 17->33 35 11 other IPs or domains 17->35 47 System process connects to network (likely due to code injection or exploit) 17->47 49 Uses netstat to query active network connections and open ports 17->49 21 NETSTAT.EXE 12 17->21         started        signatures10 process11 dnsIp12 37 www.xingcansy.com 21->37 51 Modifies the context of a thread in another process (thread injection) 21->51 53 Maps a DLL or memory area into another process 21->53 55 Tries to detect virtualization through RDTSC time measurements 21->55 25 cmd.exe 1 21->25         started        signatures13 process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e/
Threat name:
Win32.Trojan.Leonem
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Status:
Malicious
First seen:
2023-08-18 08:17:16 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
24 of 37 (64.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nmzqim3qexzr64doefojhob5m7hdiqsayqjq2unhqsyg5pc27jxa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
190090b95e7c9b2410ceb2149bb1c4369550963e56693e331bda3d020a0018e2
Formbook
57b5c0581d2170ca86ffe5ec13269dc3b7813d46476d82ade07c7f49bd95eae6
Formbook
5f4316e6d654f612b1aa557b15eae6502979697bcd4cdc101b49c2297a6dca14
Formbook
63d353bf92bb9d4fa31656308d30a39b91b8dd4005d6254502b1e829b74ae79a
Formbook
69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0f
Formbook
7a123e291c6c3bca48da92da78abd1157469dd5885f7af234e9114bcc5c8f061
Formbook
a142861cbfa6ccbce12de18b16812883dddd698d858353e985f9a29350652e31
Formbook
a318197c6b7d13969ec28187327e1005ac7d39f969ef27b81f7967870e896378
Formbook
ce4adf5f77ad3bf554ee6727abfe3c82e49ac5097e4e8d50ba2faba0d05b9c1d
Formbook
+ 3'777 additional samples on MalwareBazaar
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/230818-wa7fnscf26/
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:
d97e48ce4a01b977e2f65bc20ac1fce0e72347a05a278ac2a5a58300cbc984a8
MD5 hash:
4f3c28e8dc53736450a49f86cd86554f
SHA1 hash:
ef851b83872de57293642f79db1e031e87ee73b7
Link:
https://www.unpac.me/results/ce9122c4-83ad-4836-9771-a423e58b80d1/
SH256 hash:
6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e
MD5 hash:
4f74fb6f1ea3b0fdc0682aa4eae3de85
SHA1 hash:
9fd0ccb680467e192abecba1c32af4f0c73ff22d
Link:
https://www.unpac.me/results/ce9122c4-83ad-4836-9771-a423e58b80d1/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6b3304337025/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/6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e

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
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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 566a9c22de6ae78594149eaeb3a37ed27111dbdd26e6016d9a01898a830b0b4f

Formbook

Executable exe 6b3304337025f31f706e215c93b83d67ce344240c4130d51a784b06ebc5afa6e

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/443519/
  
Dropped by
SHA256 566a9c22de6ae78594149eaeb3a37ed27111dbdd26e6016d9a01898a830b0b4f
  
Dropped by
MD5 4508f021bca37d1727b1628d3c24b130

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