MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491. 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: 6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491
SHA3-384 hash: 6997e76ab0d612641f1b7495fb98bab38af0612a5c71c0af6069922f9bca2c79df89fafd3c8e8c5d9d3392979fd9d59d
SHA1 hash: ed7bc21712232f333c1d3a94a65e89b42a586934
MD5 hash: 974a23f138a91b7b805209527871133e
humanhash: virginia-florida-muppet-four
File name:PO#00009_PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:247'798 bytes
First seen:2021-08-04 16:06:36 UTC
Last seen:2021-08-07 05:17:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash d8dda11e9d039cb0a1c2e717bdda6d64 (5 x Formbook, 2 x Loki)
ssdeep 6144:a3bCqRCQtYIaEB+cJPxqgrJTwtdMVN3XWxXFwEHUC/fvNGHNpjhr:amtQKU3p8t6/nWJFwEHUC/3NANpZ
Threatray 7'382 similar samples on MalwareBazaar
TLSH T1FB34022095055522F13F663A14FD7CA8325EEB541F0EA6CBFBC8985E5B731E2BA31027
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
274
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO#00009_PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-08-04 16:09:34 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/f9dc202b-cd7f-447f-b6ac-3170d1e82ec1

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/176395/
Detection(s):
SecuriteInfo.com.Trojan.Siggen14.54397.4237.13959.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
DNS request
Connection attempt
Sending an HTTP GET request
Forced shutdown of a system process
Unauthorized injection to a system process
Result
Verdict:
UNKNOWN
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d7fe6783-1474-4352-859c-c650a63c6f9c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/827020
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Performs DNS queries to domains with low reputation
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 dnsIp2 2 Behavior Graph ID: 459451 Sample: PO#00009_PDF.exe Startdate: 04/08/2021 Architecture: WINDOWS Score: 100 34 www.ecozoca.com 2->34 36 www.17391000.com 2->36 42 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 5 other signatures 2->48 11 PO#00009_PDF.exe 2->11         started        signatures3 process4 signatures5 56 Maps a DLL or memory area into another process 11->56 58 Tries to detect virtualization through RDTSC time measurements 11->58 14 PO#00009_PDF.exe 11->14         started        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 28 www.quiltedpicturebooks.com 17->28 30 pigsflycheap.com 50.87.170.180, 49708, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 11 other IPs or domains 17->32 38 System process connects to network (likely due to code injection or exploit) 17->38 40 Performs DNS queries to domains with low reputation 17->40 21 chkdsk.exe 17->21         started        signatures10 process11 signatures12 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/6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-08-04 08:37:18 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n4lnh5hnvo3f5efe2vnn7vjrzj5zwbhnumv3djocjcnlfze7asiq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
18f4cf60cabec371c21e141ab1e15754654351ba4bfd85ae717f5c760f3c102a
Formbook
23937d5a0c43160688d1f164a4fa52d777661d61a00fdee79d96d8fbc25cac6d
Formbook
25a0902b3158cd4c095c68e6f549d8a8f26415037bf234c17b052fa70574caf3
Formbook
39fc8ada09fdee11dac8fbb0236624c2d5dcf2b66d8f2aa4bbcdeada6de6206b
Formbook
41e1e39ddc4c57a2f85a475d30a43c6ca33346399d9fbd5548c78e4b8c732e14
Formbook
5f62c82e01a45dde5a413f87a79141b9d395a91fe39ef0511ed0792669dbd328
Formbook
6f1507120710fd267c7d2b6aa1d63cec192e4eb904675f260a8e2e18ebfc4b99
Formbook
7e5cbd1d9fa1eab91099fcf24c569ce8e14fdcdc1f4f345d47ffdb5270c9312c
Formbook
b36a2901bfafd8723bfddd0388f65b0a46237b063ca33edbf773bb589f929981
Formbook
+ 7'372 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat suricata
Link:
https://tria.ge/reports/210804-5ntq8y3zrx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.microprojects.net/usvr/
Unpacked files
SH256 hash:
735a72c47cc8a0314c3e9b1a4efa120b3631bf72accec0e5dc105303810ad2fe
MD5 hash:
bf33aaa801bec9118216c716b69b0fde
SHA1 hash:
b62fc01a8116c09a15fc021a2fed52f4e898d3fc
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/7feb9c9e-4199-4391-8859-3195b51b64de/
Parent samples :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 hash:
6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491
MD5 hash:
974a23f138a91b7b805209527871133e
SHA1 hash:
ed7bc21712232f333c1d3a94a65e89b42a586934
Link:
https://www.unpac.me/results/7feb9c9e-4199-4391-8859-3195b51b64de/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491

File information

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

Malspam

Formbook

rar dcbd2cde0e9e5457de1d4f0cdb07dbab996ad9ba04396c0ebb08681f4d648009

Formbook

Executable exe 6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 dcbd2cde0e9e5457de1d4f0cdb07dbab996ad9ba04396c0ebb08681f4d648009
Cape
Cape
https://www.capesandbox.com/analysis/176395/

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