MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc. 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: 11


Intelligence 11 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc
SHA3-384 hash: 33daf41e0c1499da16c20d22a7c9c97b7bf2522d195f23d08e49e7e3f2cc759cd4b693325f06fa119c876b14353e4cdb
SHA1 hash: 7fad970efdaa50f8048d8129f35468a1404c1a93
MD5 hash: 543b19dbdd8336e5fbc1ee90fe6cbb73
humanhash: music-crazy-bacon-table
File name:543b19dbdd8336e5fbc1ee90fe6cbb73.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:212'587 bytes
First seen:2021-03-23 16:06:43 UTC
Last seen:2021-03-23 17:53:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b1a57b635b23ffd553b3fd1e0960b2bd (39 x Formbook, 29 x Loki, 27 x AgentTesla)
ssdeep 6144:FXMjos5U7i03o1H6duEK/rCpuCVCzzYcNfcZ:e+uOo1H6du7o01e
Threatray 4'299 similar samples on MalwareBazaar
TLSH 45241270F1C1586BE9220A3805E3F938CB7BC9D85DF1AAD31F411A7D263920E9B072D2
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Sales Contract_DNZFKNSU1020.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-23 12:24:48 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/74a0a9b0-20b3-4bce-abc0-41d6e1cb3cb0

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/126723/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.28082.20963.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
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/650338
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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 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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 374124 Sample: LrJiu5vv1t.exe Startdate: 23/03/2021 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 LrJiu5vv1t.exe 12 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\laem8imt.dll, PE32 10->28 dropped 52 Detected unpacking (changes PE section rights) 10->52 54 Maps a DLL or memory area into another process 10->54 56 Tries to detect virtualization through RDTSC time measurements 10->56 14 LrJiu5vv1t.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.odfjelloceanwind.com 31.24.129.48, 49755, 49785, 80 WEBHUSET-ASDE Germany 17->30 32 uselessmajors.com 162.241.216.191, 49776, 80 UNIFIEDLAYER-AS-1US United States 17->32 34 26 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 rundll32.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc/
Threat name:
Win32.Trojan.Predator
Create hunting rule
Status:
Malicious
First seen:
2021-03-23 14:03:03 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g5ksa3obrxyqjbkoa5wxi6m4dwb5ns3kzmrkpkrc5rmvyvxddk6a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
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Formbook
12ba7ec686abc93ded62d6cf7df6907b348988897505efde9a4447b49ee92e74
Formbook
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Formbook
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Formbook
7e88f1c425154e6fff6d031aaaa4d8bb4c8ff131e429f44310fd936bfc08b357
Formbook
9cf07e6cbf0321dc63141d5d14b6df920c9c90ee178636def703946324fec78b
Formbook
aa9692c1769e25297176b847f4274570c56c4d74f4577608bd036e72d82d5bdb
Formbook
b2697b1c939e346a4adcf8ed2cb4a0e493f2390a54a0457c95fea5485c2fa19b
Formbook
f39b9e8c4a9aa6d8cd9f069e8a8ee81a3f666e07071f2b4673aa42633026736c
Formbook
+ 4'289 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210323-s4p77z4pz6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.alphaonemediagroup.com/m0rc/
Unpacked files
SH256 hash:
3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc
MD5 hash:
543b19dbdd8336e5fbc1ee90fe6cbb73
SHA1 hash:
7fad970efdaa50f8048d8129f35468a1404c1a93
Link:
https://www.unpac.me/results/5101398d-dcae-4694-916f-8eacf8dd55f2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc

File information

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

Web download

Formbook

Executable exe 3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1086281/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/126723/

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