MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a. 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
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SHA256 hash: f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a
SHA3-384 hash: 5093e60d7ff6c25de42e5a7e8c6d75b825ba7080dbb389592058ce22f74699fdff39ffd9f440e7f63bd137033e4c80e6
SHA1 hash: c492d84cd179b8376e590d16fec0e57c570b7fe7
MD5 hash: 4992182daa34ca35265c1232e46c5d40
humanhash: indigo-speaker-louisiana-red
File name:shipping documents.exe
Download: download sample
Signature Formbook
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File size:693'248 bytes
First seen:2022-06-07 06:34:48 UTC
Last seen:2022-06-07 07:38:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:xKv8Ze8jh4xSeMB5GTGua+Sl+DSNOZ3ys/1LFKLCNOYciUp4S3XOvGMq/zDdpbS:kv8Z/jh4keM/GTe+Sl+GEZ3l4LCNOKUB
TLSH T13CE4E03137EA6304C96B4BB10D7191C117BA3A7ABF04C65D6859524CAD73B138F22BBB
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 10c0e0bc90909000 (12 x AgentTesla, 12 x Formbook, 7 x SnakeKeylogger)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
266
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
shipping documents.exe
Verdict:
Malicious activity
Analysis date:
2022-06-07 06:53:01 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/ca725c99-8fd6-4f38-a956-5e2efcaa10c6

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/277229/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.36914.30511.3304.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe update.exe
Link:
https://www.filescan.io/uploads/629ef1d65dc88d3571679e02/reports/3eb0d5c0-5016-4dff-8492-77add95b0ad7/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/7c918e47-6066-4538-aaaa-04fa889f4d94
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1007855
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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)
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 640351 Sample: shipping documents.exe Startdate: 07/06/2022 Architecture: WINDOWS Score: 100 46 www.soldwithstickley.com 2->46 48 www.6298fah34.com 2->48 50 2 other IPs or domains 2->50 58 Snort IDS alert for network traffic 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 12 other signatures 2->64 10 shipping documents.exe 7 2->10         started        signatures3 process4 file5 38 C:\Users\user\AppData\Roaming\LQNywKrU.exe, PE32 10->38 dropped 40 C:\Users\...\LQNywKrU.exe:Zone.Identifier, ASCII 10->40 dropped 42 C:\Users\user\AppData\Local\...\tmp2917.tmp, XML 10->42 dropped 44 C:\Users\user\...\shipping documents.exe.log, ASCII 10->44 dropped 68 Adds a directory exclusion to Windows Defender 10->68 70 Injects a PE file into a foreign processes 10->70 14 shipping documents.exe 10->14         started        17 schtasks.exe 1 10->17         started        19 powershell.exe 21 10->19         started        signatures6 process7 signatures8 78 Modifies the context of a thread in another process (thread injection) 14->78 80 Maps a DLL or memory area into another process 14->80 82 Sample uses process hollowing technique 14->82 84 Queues an APC in another process (thread injection) 14->84 21 explorer.exe 14->21 injected 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        process9 dnsIp10 52 av2qmp36.n.funnullv28.com 20.205.7.112, 49768, 80 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 21->52 54 www.stallionaviationlimited.com 21->54 56 7 other IPs or domains 21->56 66 System process connects to network (likely due to code injection or exploit) 21->66 29 cmmon32.exe 21->29         started        32 autoconv.exe 21->32         started        34 MpCmdRun.exe 1 25->34         started        signatures11 process12 signatures13 72 Modifies the context of a thread in another process (thread injection) 29->72 74 Maps a DLL or memory area into another process 29->74 76 Tries to detect virtualization through RDTSC time measurements 29->76 36 conhost.exe 34->36         started        process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-06-06 00:52:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6xeccbdylezg7nuflrx4tfhjmwjdtqbzq2i3dci2d42pepyvfn5a._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:m4i8 loader rat spyware stealer suricata
Link:
https://tria.ge/reports/220607-hccr7afgfq/
Behaviour
Creates scheduled task(s)
Modifies Internet Explorer settings
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of web browsers
Blocklisted process makes network request
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
292d6d5b856909d17f29c4c9ba669d9113f9125fd959b01bc7e9f749f0f58284
MD5 hash:
6afbd435f8a481762573e87bca02e5fb
SHA1 hash:
7e5eab8196398d2ac805279ca0ce4f9ee9647db7
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/e1061b00-b5b6-433c-8bdc-8407590649a3/
Parent samples :
bec8c6b5504f6063eb944f8fc571e5f35b0ee6f6a6234dcbac63fe5479d82f13
e8f28efd382a28d0fa0421210f569fd5e9b40504230c7ce223b6c9ed0243d170
f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a
SH256 hash:
3ef2d7db5c67391e0d5edf1921b2e0b183f977f3db3c415b5438e042e28f0e4c
MD5 hash:
032b356bf77d3980902dd59fbe1532b8
SHA1 hash:
56e1684df84c355d1afea5030a864dea0a885526
Link:
https://www.unpac.me/results/e1061b00-b5b6-433c-8bdc-8407590649a3/
SH256 hash:
8e88aaa9014d04b1ef25dbcda8ddd06017be33b89c185a0ef60e84ce07d4aa82
MD5 hash:
dbcd32a3fceab5491cf57ec1d665f4d2
SHA1 hash:
5805fb72ee86ee4420fd14790b29ee0651d35def
Link:
https://www.unpac.me/results/e1061b00-b5b6-433c-8bdc-8407590649a3/
SH256 hash:
6da09c14e92564e506735d1806f00f40e87a6f5174418cbea71e5d611785226e
MD5 hash:
6491172df6cf5d1457d6f881830f772f
SHA1 hash:
3a62c2723b66e5db89d3b124c2fe954649a77d40
Link:
https://www.unpac.me/results/e1061b00-b5b6-433c-8bdc-8407590649a3/
SH256 hash:
f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a
MD5 hash:
4992182daa34ca35265c1232e46c5d40
SHA1 hash:
c492d84cd179b8376e590d16fec0e57c570b7fe7
Link:
https://www.unpac.me/results/e1061b00-b5b6-433c-8bdc-8407590649a3/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f5c821047859/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/f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a

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
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Rule name:Skystars_Malware_Imphash
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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 f5c821047859326fb6855c6fc994e9659239c0398691b1891a1f34f23f152b7a

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/277229/

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