MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 545d2a220b69923954de8e8040be2c9b5e75ba757545182a077388981d0a6950. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 545d2a220b69923954de8e8040be2c9b5e75ba757545182a077388981d0a6950
SHA3-384 hash: bf634be77720d192af6567db5e32eb4c57f6af397c396c365005276e961fbad365244fe78b28a89dfc6ad437ea3a1e0e
SHA1 hash: e7b7b144eb1b665d5129aeeff4627aaa6d915795
MD5 hash: 400c7725064d4c68a09cb7b0787b74be
humanhash: six-sodium-undress-florida
File name:2021_03_09.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'589'760 bytes
First seen:2021-03-09 01:22:37 UTC
Last seen:2021-03-09 02:37:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:V+hZ1hcZfKoFVRNg0nYXh0cVz8jWh3UsxdFGTdH/MH+kDCDU:VKZ1hcZfKoFVHYXhujnwkBkHXC
Threatray 4'038 similar samples on MalwareBazaar
TLSH 62758C621344FF5FE13CC7386031981853FAAA01FB15EE1BFD8965E268F6F05866B912
Reporter Anonymous
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2021_03_09.exe
Verdict:
Suspicious activity
Analysis date:
2021-03-09 01:14:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c9a08717-3c56-464e-8bdf-d331e6e8ab1d

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/123065/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.2452.2778.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
SUSPICIOUS
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/632183
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: CMSTP Execution Process Creation
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: 365060 Sample: 2021_03_09.exe Startdate: 09/03/2021 Architecture: WINDOWS Score: 100 31 www.jornalpurosangue.online 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 7 other signatures 2->45 11 2021_03_09.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\2021_03_09.exe.log, ASCII 11->29 dropped 55 Tries to detect virtualization through RDTSC time measurements 11->55 15 2021_03_09.exe 11->15         started        signatures6 process7 signatures8 57 Modifies the context of a thread in another process (thread injection) 15->57 59 Maps a DLL or memory area into another process 15->59 61 Sample uses process hollowing technique 15->61 63 Queues an APC in another process (thread injection) 15->63 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.onsite.website 64.98.145.30, 49757, 80 TUCOWS-3CA Canada 18->33 35 gelaidexinli.com.luv549.faipod.com 106.75.171.51, 80 CT-GUANGZHOU-IDCCHINANETGuangdongprovincenetworkCN China 18->35 37 3 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cmstp.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Gathering data
Threat name:
Win32.Dropper.Dapato
Create hunting rule
Status:
Malicious
First seen:
2021-03-09 01:23:05 UTC
AV detection:
6 of 47 (12.77%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=krosuiqlngjdsvg6r2aebprmtnphlotvovcrqkqhooejqhiknfia._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1e107f01485dd3c413656b5e2d2fdb79166847cd8b3e5f6dc0bcf4895d530c39
Formbook
20b732bd33f511b4c4e535bc0cd902af3f3f72dad5241fe322da6a59dbd897a5
Formbook
2dc2cf646b7c31af83b7e91b3fabcb0c86cefea53aca57ce7e0d52aa943de13c
Formbook
3633d227baf99bc509e48702b3c68e43a02e0701ba23bfbcd77e9d2f08d1dd2f
Formbook
50961752207e439abf40cf15d11d20f5c3d9b68067e571c3029c7bce69ffe085
Formbook
5d617282230f991221360f213e15b0e62d0c462afc3d32299c9b410658fbb106
Formbook
8eb77ec70c44e86607e97ce926cdb4e0610a0199c348fa329dba50bef34d5fc1
Formbook
907b84898eb50aef8dd7df0e978775565dc18c2569c6c5872763a905440ed5b3
Formbook
b69927fbfd7eb038b59aa9b7e9f49cb02d127d48fcf6517e65a379e982e806bc
Formbook
d0a9b26d679362f6fc67a091c445ac8344a70d16eb3219ace55cca8f4132ee43
Formbook
+ 4'028 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210309-wmp1gzvlja/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.onsite.website/2bg/
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
Link:
https://www.unpac.me/results/1b2fbd67-f205-4424-adc2-ca9b8e2f055d/
SH256 hash:
545d2a220b69923954de8e8040be2c9b5e75ba757545182a077388981d0a6950
MD5 hash:
400c7725064d4c68a09cb7b0787b74be
SHA1 hash:
e7b7b144eb1b665d5129aeeff4627aaa6d915795
Link:
https://www.unpac.me/results/1b2fbd67-f205-4424-adc2-ca9b8e2f055d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/545d2a220b69923954de8e8040be2c9b5e75ba757545182a077388981d0a6950

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/123065/

Comments