MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6d84072166800bd1d35ca9265107d6f26496c7375411ca818046c5a28dee9d9. 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: 10


Intelligence 10 IOCs YARA File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6d84072166800bd1d35ca9265107d6f26496c7375411ca818046c5a28dee9d9
SHA3-384 hash: a5a98d5a9b9360cf98ce91cf24eec12e5e718f8ecc5ef43dc213fa2ac312b98a0ff441767f2d62b187dabf6d8c8a2f87
SHA1 hash: 8ef2422980fe2641a0d101fa1649fc24c43c2e97
MD5 hash: 36e60a2ecd13869a78ad7bc9312681d0
humanhash: november-blossom-virginia-vermont
File name:36e60a2ecd13869a78ad7bc9312681d0
Download: download sample
Signature Formbook
Create hunting rule
File size:261'194 bytes
First seen:2021-10-21 10:54:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:wBlL/c0Wy5g5EupgNkaSYC7hjbUoVhmVuvqQLWT8ZEkzPe7SsGQNN5X:CegGMpSy+HLzzQ5X
TLSH T17B44121723A418BFC5C55BF140FAE7ADC67BA2422560608F17A06E73BC290D7E97D352
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c01942eeca190f7672db0e7e3322a21b52c66f669b41f1dd0ef852c8dd003cb3.bin
Verdict:
Malicious activity
Analysis date:
2021-10-21 10:13:49 UTC
Tags:
opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/e041c8b3-b81c-4457-803e-e91274e99340

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/199057/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.598.6680.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6171470adb358dd15ecd7783/reports/991dc695-0d33-41df-a78f-4360459eb98d/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8be10157-e278-416a-b66a-b55c0121a03e
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/874497
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 506925 Sample: n7gjtO4ZwD Startdate: 21/10/2021 Architecture: WINDOWS Score: 100 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 6 other signatures 2->42 10 n7gjtO4ZwD.exe 17 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\dzksq.dll, PE32 10->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 10->56 58 Injects a PE file into a foreign processes 10->58 14 n7gjtO4ZwD.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.xn--w7uy63f0ne2sj.com 67.229.59.52, 49787, 80 VPLSNETUS United States 17->30 32 www.normandia.pro 103.224.212.222, 49797, 80 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 17->32 34 11 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Performs DNS queries to domains with low reputation 17->46 21 control.exe 17->21         started        signatures10 process11 signatures12 48 Self deletion via cmd delete 21->48 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b6d84072166800bd1d35ca9265107d6f26496c7375411ca818046c5a28dee9d9/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-10-21 01:10:57 UTC
AV detection:
25 of 45 (55.56%)
Threat level:
  5/5
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:mxnu loader rat
Link:
https://tria.ge/reports/211021-mz476sbadn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.naplesconciergerealty.com/mxnu/
Unpacked files
SH256 hash:
ec0b340477cc85ab1de6adb2e286dea45e2fa9721dd6e1aca06dcaea48417d93
MD5 hash:
4c1c893f5e8dbda0a6543a28667fc07a
SHA1 hash:
d3140d77a6635dc1a245699b901bf28af8ba44c5
Link:
https://www.unpac.me/results/20a2a4dd-72b4-4c7c-98b2-86345c932831/
SH256 hash:
b6d84072166800bd1d35ca9265107d6f26496c7375411ca818046c5a28dee9d9
MD5 hash:
36e60a2ecd13869a78ad7bc9312681d0
SHA1 hash:
8ef2422980fe2641a0d101fa1649fc24c43c2e97
Link:
https://www.unpac.me/results/20a2a4dd-72b4-4c7c-98b2-86345c932831/
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/b6d84072166800bd1d35ca9265107d6f26496c7375411ca818046c5a28dee9d9

File information

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

Web download

Formbook

Executable exe b6d84072166800bd1d35ca9265107d6f26496c7375411ca818046c5a28dee9d9

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/199057/
  
URLhaus
https://urlhaus.abuse.ch/url/1704663/

Comments


Avatar
zbet commented on 2021-10-21 10:54:56 UTC

url : hxxp://192.227.228.38/0080008/vbc.exe