MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f00f56719d88c4b2bc7b15900111c7cbbb0aa5eab14800a5033b56e9b3109ff7. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
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SHA256 hash: f00f56719d88c4b2bc7b15900111c7cbbb0aa5eab14800a5033b56e9b3109ff7
SHA3-384 hash: e65716e41f0cfe2e5f28cb0db79bea35a9b06991a0adc7e57eaf49365b7fc50bc1a0f87a7ede881b234ef9843114b6e2
SHA1 hash: 402d63592e1327fc6a3edadd6681408bc7673f0d
MD5 hash: ef1c1135300b5bdbfecaaa710a5cdde6
humanhash: robin-hot-ohio-four
File name:Remittance advice 901EURO.exe
Download: download sample
Signature Formbook
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File size:407'552 bytes
First seen:2021-11-16 12:28:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'633 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:ZmwVIWbO4dfX7P3wS1Z3jRtF/lyAJAUcYgkbSrjw1SPM7VY1ji/Zi2p7zzC:Z5uWbOVS1Z3DFNyDY7S41SkJSjid0
Threatray 11'376 similar samples on MalwareBazaar
TLSH T11384DF3032E6A209D97B0F720C7A91C157B77A6A7F00D65E3999234C9D337634B11BAB
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
1
# of downloads :
120
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/206416/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1102.27378.20425.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Connection attempt
Sending an HTTP GET request
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6193a4104912a8c920a0342f/reports/edae20be-1a99-4671-8974-18fbb47da40e/overview
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/41230de5-c405-45e4-a38e-738fa0b4b70f
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/890348
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
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 522821 Sample: Remittance advice 901EURO.exe Startdate: 16/11/2021 Architecture: WINDOWS Score: 100 22 www.centraldoroleplay.com 2->22 24 centraldoroleplay.com 2->24 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 7 other signatures 2->42 9 Remittance advice 901EURO.exe 3 2->9         started        signatures3 process4 signatures5 50 Injects a PE file into a foreign processes 9->50 12 Remittance advice 901EURO.exe 9->12         started        process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 12->52 54 Maps a DLL or memory area into another process 12->54 56 Sample uses process hollowing technique 12->56 58 Queues an APC in another process (thread injection) 12->58 15 explorer.exe 12->15 injected process8 dnsIp9 26 www.bsgroupuae.com 156.234.44.51, 49816, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 15->26 28 www.tackle.tools 91.195.240.94, 49814, 80 SEDO-ASDE Germany 15->28 30 11 other IPs or domains 15->30 32 System process connects to network (likely due to code injection or exploit) 15->32 34 Uses ipconfig to lookup or modify the Windows network settings 15->34 19 ipconfig.exe 15->19         started        signatures10 process11 signatures12 44 Modifies the context of a thread in another process (thread injection) 19->44 46 Maps a DLL or memory area into another process 19->46 48 Tries to detect virtualization through RDTSC time measurements 19->48
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/f00f56719d88c4b2bc7b15900111c7cbbb0aa5eab14800a5033b56e9b3109ff7/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-11-16 12:28:06 UTC
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ahvm4m5rdclfpd3cwiaceohzo5qvjpkwfeabjidhnlotmyqt73q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0e636b89393a1581a2e3f4b141c9886bed9c77969569605cdb44b78d94127802
Formbook
4bb96dffcc0b4cba1f4ee2ed04e32d724e486c88b0e8492b3e5efb1ec0928c0e
Formbook
62af6d80ae19c6beb856b49527eb3bb0d594e7f33c7cb927c7c58f72b9523ea6
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64a668add3d7f3bbcc0ef6acb25529c70df773d74e7e17a4a8fd8c95e81ee8bd
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6ffe756ce71f1457d7dd480357f3545f123b750fc4bf30683b59887d491948a7
Formbook
8436ced3953396414f8b719973ff09140f3909e188260e226c7b4b58fa39ee44
Formbook
baa03fe427a6d7ec2a551e763b3c04ba010b404dedd4291bfdc6c478d848df68
Formbook
ca205b38e2ee729d40141563bbb4200970224f4e00b380d5108a3ae51fb7eada
Formbook
e10fd0e47f713f77031028a2c5525477154ad2f7f6500b9679bb00e6897535d3
Formbook
e6d987f72ba6218615e53b91de3d7229e3cc0da6768fd3bdbd758dfb7af4a990
Formbook
+ 11'366 additional samples on MalwareBazaar
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:u5oi loader rat suricata
Link:
https://tria.ge/reports/211116-pndxysagdj/
Behaviour
Gathers network information
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
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.twincameras.com/u5oi/
Unpacked files
SH256 hash:
7f1c9c8d1c91dfe13347cdc1d5fa893509b38496fdf8be6dc705bbaa930cfc5d
MD5 hash:
748fc261b2616639ccb96424e232cf63
SHA1 hash:
3d288d599890467883711b0c0444f88302b6a67d
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/aba960dd-b342-4459-879e-bf4efceaaf46/
SH256 hash:
c21a708f18a0114e4262d05d61ea79f68b5a4ec2f61a4967133bc78f91913b9e
MD5 hash:
f11369b00068e70672cc8bdcf176128e
SHA1 hash:
ef83a248c0e20e7c58cd3a78e65ce50d6129f795
Link:
https://www.unpac.me/results/aba960dd-b342-4459-879e-bf4efceaaf46/
SH256 hash:
86fe170cc6dd3a576807c1192a06ead68bf210f9ccd14f1a81d4f44c2dbcc25f
MD5 hash:
bf5c170790a9378101dbc312303925e3
SHA1 hash:
bddaf21c02ba5cec7c4dfd1b1f289e23714a8ba8
Link:
https://www.unpac.me/results/aba960dd-b342-4459-879e-bf4efceaaf46/
SH256 hash:
f00f56719d88c4b2bc7b15900111c7cbbb0aa5eab14800a5033b56e9b3109ff7
MD5 hash:
ef1c1135300b5bdbfecaaa710a5cdde6
SHA1 hash:
402d63592e1327fc6a3edadd6681408bc7673f0d
Link:
https://www.unpac.me/results/aba960dd-b342-4459-879e-bf4efceaaf46/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f00f56719d88/report/overview.html
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/f00f56719d88c4b2bc7b15900111c7cbbb0aa5eab14800a5033b56e9b3109ff7

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
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Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
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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 f00f56719d88c4b2bc7b15900111c7cbbb0aa5eab14800a5033b56e9b3109ff7

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/206416/

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