MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f
SHA3-384 hash: dc03eea048db0e70765b9e3b7c71476d616b09b928b838f28fd7d1d2b01fe6ec07d01d105a7f40df05d8a24e7de035c7
SHA1 hash: bbbd38280ad7fa5e36ba27a16873941613ae6e52
MD5 hash: 06e4d811d6a0234e3c4ef9eba38fd5a1
humanhash: charlie-nine-hydrogen-nineteen
File name:BEF20201801.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'221'632 bytes
First seen:2021-01-19 07:37:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:U55KoflKtOdJxDwT3fC7UrUHuoEcBG31rGy:URflFdJxDaHAbEcBQw
Threatray 3'532 similar samples on MalwareBazaar
TLSH BD458C0593988B10DBBC57F56824856063EAB956E2B4F32CFDFE70E25F638A5049FB40
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
179
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
BEF20201801.exe
Verdict:
Suspicious activity
Analysis date:
2021-01-19 08:18:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bd872a7b-a99e-4e3b-a7d4-2270cb84b03d

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/112807/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/584654
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
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 submitted file
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 341363 Sample: BEF20201801.exe Startdate: 19/01/2021 Architecture: WINDOWS Score: 100 34 www.shelleylutherfortexas.com 2->34 36 www.ksolves-vendor.com 2->36 38 4 other IPs or domains 2->38 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 6 other signatures 2->56 11 BEF20201801.exe 3 2->11         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\BEF20201801.exe.log, ASCII 11->32 dropped 66 Tries to detect virtualization through RDTSC time measurements 11->66 68 Injects a PE file into a foreign processes 11->68 15 BEF20201801.exe 11->15         started        18 BEF20201801.exe 11->18         started        signatures6 process7 signatures8 70 Modifies the context of a thread in another process (thread injection) 15->70 72 Maps a DLL or memory area into another process 15->72 74 Sample uses process hollowing technique 15->74 76 Queues an APC in another process (thread injection) 15->76 20 explorer.exe 15->20 injected process9 dnsIp10 40 www.insidescripps.net 81.17.18.194, 49741, 80 PLI-ASCH Switzerland 20->40 42 www.zhghzlg.com 202.105.183.73, 80 CHINATELECOM-GUANGDONG-IDCGuangdongCN China 20->42 44 2 other IPs or domains 20->44 58 System process connects to network (likely due to code injection or exploit) 20->58 24 msdt.exe 12 20->24         started        signatures11 process12 dnsIp13 46 www.zhghzlg.com 24->46 48 192.168.2.1 unknown unknown 24->48 60 Modifies the context of a thread in another process (thread injection) 24->60 62 Maps a DLL or memory area into another process 24->62 64 Tries to detect virtualization through RDTSC time measurements 24->64 28 cmd.exe 1 24->28         started        signatures14 process15 process16 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-01-19 07:38:15 UTC
AV detection:
11 of 46 (23.91%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gn56jeggjvv7smkxpxmq5iuco44surxkkqnwd4kxjxgxlkvqfmhq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
d087c47135a5a1f2aff88262dab08a447beb3c9a97aa18ee6a60212d81ee21f7
Formbook
dca4c9a7846a3ebb066c08583388adeb4b05e464f20abd10409ccf47164d8635
Formbook
e49c51a6864bf50e27baca58c5a2420046cae1803c5e0338af152b50d0dcc215
Formbook
+ 3'522 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210119-jz5mnv7b9e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.a-emeservice.com/m8ec/
Unpacked files
SH256 hash:
1d6ecf546163882d34d4bb2b7afa3889506ca3036ed536c4ed972ed89bdf5035
MD5 hash:
fb169513679d349cb2a7e4121bacfd4a
SHA1 hash:
26619d7ce0a175b9fc4fbfd7f4b105050562924f
Link:
https://www.unpac.me/results/928939ff-be3f-4dee-bf61-2e2fea120e80/
SH256 hash:
337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f
MD5 hash:
06e4d811d6a0234e3c4ef9eba38fd5a1
SHA1 hash:
bbbd38280ad7fa5e36ba27a16873941613ae6e52
Link:
https://www.unpac.me/results/928939ff-be3f-4dee-bf61-2e2fea120e80/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.52
Link:
https://yomi.yoroi.company/submissions/337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f

File information

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

Malspam

Formbook

Executable exe 337be490c64d6bf931577dd90ea28277392a46ea541b61f1574dcd75aab02b0f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/112807/

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