MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1e8b717f08c3a36fad16cee07a422fa3370c52345ef9b360de10ca4855a1d47. 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 4 File information Comments
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SHA256 hash: b1e8b717f08c3a36fad16cee07a422fa3370c52345ef9b360de10ca4855a1d47
SHA3-384 hash: faa1d47e8c6830b8d644798f90a61c8ddba6ad82e2fbcfd8902690c6c4c9c2ba37aa0097d5842b181c1a547d8d8ce7ed
SHA1 hash: 17ce5d01cf6c5fe835170295fc8db28d41b0dd37
MD5 hash: e75c62751eb5d17dc4c37ee34f5f9573
humanhash: michigan-spring-ohio-september
File name:Wire Payment Instruction Copy.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:707'072 bytes
First seen:2021-09-08 13:20:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:NKkWuA9B5ZGA5gWPvrfuOKMuzoD5hWc6OQx6R:QlBHGggGfuOKvCHWvQ
Threatray 9'107 similar samples on MalwareBazaar
TLSH T177E42C3E18FE23279176C7D5CBE08823F6C098AF3233A96567D747664316A4675C322E
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
285
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Wire Payment Instruction Copy.exe
Verdict:
Malicious activity
Analysis date:
2021-09-08 13:22:28 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/6f1a568f-9be3-4f62-954f-1c0755053fc6

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/186353/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.43380.20056.1194.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
Launching a process
Creating a file
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/01ae7db9-f442-4d6d-bbf8-714f2a6065fa
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/847419
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 479850 Sample: Wire Payment Instruction Copy.exe Startdate: 08/09/2021 Architecture: WINDOWS Score: 100 31 www.healthiercravings.com 2->31 33 healthiercravings.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 10 other signatures 2->47 11 Wire Payment Instruction Copy.exe 3 2->11         started        signatures3 process4 file5 29 C:\...\Wire Payment Instruction Copy.exe.log, ASCII 11->29 dropped 57 Writes to foreign memory regions 11->57 59 Injects a PE file into a foreign processes 11->59 15 RegSvcs.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 2 other signatures 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 35 helpme3dprint.com 199.34.228.72, 49841, 80 WEEBLYUS United States 18->35 37 www.helpme3dprint.com 18->37 39 2 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 cmd.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b1e8b717f08c3a36fad16cee07a422fa3370c52345ef9b360de10ca4855a1d47/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-08 05:43:44 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=whulof7qrq5dn6wrntxapjbc7izxbrjdixxzwnqn4egkjbk2dvdq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
15b22917f8aedea05d375f54a9a43c993cc2b9feba48e0b7463befd411c2ba95
Formbook
404cb392a43ef6eb414b2378e75db13035576cbbfc3c0c43de0cae5f79290287
Formbook
41426800f6abacfe11baaa98f532e48b152971d90958016a943e8e0fb7967b9e
Formbook
49e445c27ad9965ceee27ec81dca4f4abff58d18e9dfab55813cd192ecac8154
Formbook
533402c16a639ab11af6e3765d4c190f81c24f5fef39e65342a6201eaf971e1b
Formbook
8f0ccd5f4badc5caaa417896b3a66e97b994f0546d2299757fe601095e6e62bc
Formbook
91e13d173fb96f025e17161b61686fa06272a048eececeb7d4e95ecdcb3de4b8
Formbook
e32906edfa8d988075e6d062f5ea60f7550595eeef8f1d2177d387dc51f67a5c
Formbook
+ 9'097 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:i6sj rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/210908-qlnj2shfhl/
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.ggoldcollections.com/i6sj/
Unpacked files
SH256 hash:
4d339511b1a219aec4873bbf9760310c615baa787962a3b8291f857502c17642
MD5 hash:
9fefcd4d2a665a7dcff718230d71ee70
SHA1 hash:
11becb27dc0177f32085bfd0805c658946371f5c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/75a50369-200d-4a99-a2dc-5197aded316e/
Parent samples :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 hash:
9a569be1313734a7a5657149f890204e1246833e80ac0e45c15b9ebc972cfa99
MD5 hash:
db1ca79a10eb8debc020653b67a41ed4
SHA1 hash:
c9aff868749946879d85e0c75c11a085d3c244c2
Link:
https://www.unpac.me/results/75a50369-200d-4a99-a2dc-5197aded316e/
SH256 hash:
5c4d597726dc7df9da1d398d2f610ef61fc32b094717f11cd57b6f0e39a13e25
MD5 hash:
f3f481dba777ca78ae8db4ec5d27371b
SHA1 hash:
1a67c649d224db7fb5dfffa5c8fb75fb165ee8e6
Link:
https://www.unpac.me/results/75a50369-200d-4a99-a2dc-5197aded316e/
SH256 hash:
b1e8b717f08c3a36fad16cee07a422fa3370c52345ef9b360de10ca4855a1d47
MD5 hash:
e75c62751eb5d17dc4c37ee34f5f9573
SHA1 hash:
17ce5d01cf6c5fe835170295fc8db28d41b0dd37
Link:
https://www.unpac.me/results/75a50369-200d-4a99-a2dc-5197aded316e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b1e8b717f08c3a36fad16cee07a422fa3370c52345ef9b360de10ca4855a1d47

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_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
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 b1e8b717f08c3a36fad16cee07a422fa3370c52345ef9b360de10ca4855a1d47

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/186353/

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