MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3cd6590c46fe61bf0858cf52a4aab0e2f5389df2fcb55908151df0434f6c0a7. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d3cd6590c46fe61bf0858cf52a4aab0e2f5389df2fcb55908151df0434f6c0a7
SHA3-384 hash: 29f36cfe18c52c66bc69edae14255597b2e137eb0a592866b931c1673109d086f95d9d1d0078c93a61bfa919f348bc18
SHA1 hash: 57b779888b6b35e50f1bec0e12c0a57713f07f72
MD5 hash: b076f162e8d25375316402e7ba31e271
humanhash: rugby-sixteen-asparagus-pennsylvania
File name:b076f162e8d25375316402e7ba31e271.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'546'240 bytes
First seen:2021-06-07 05:56:26 UTC
Last seen:2021-06-07 09:01:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:mFP2NjILuiUVYtXiZmpEsMN6/tIqtajsglRM2XXvejAGmZ:/ZuuiUYtXiZmCyeqtajswM2veI
Threatray 5'378 similar samples on MalwareBazaar
TLSH 05659D223798B51BE23E97713574050882F6BE4AD566DB7EFD8872CF09F1A009311BA7
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
151
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b076f162e8d25375316402e7ba31e271.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-07 06:27:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4bafe645-3c35-42ff-a5ca-ad4c3e3f685f

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/164884/
Detection(s):
SecuriteInfo.com.Trojan.Malware.300983.susgen.8087.7998.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/797830
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 430228 Sample: tzeEeC2CBA.exe Startdate: 07/06/2021 Architecture: WINDOWS Score: 100 30 www.procircleacademy.com 2->30 32 www.fuhaitongxin.com 2->32 34 7 other IPs or domains 2->34 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 tzeEeC2CBA.exe 3 2->11         started        signatures3 process4 signatures5 58 Tries to detect virtualization through RDTSC time measurements 11->58 60 Injects a PE file into a foreign processes 11->60 14 tzeEeC2CBA.exe 11->14         started        17 tzeEeC2CBA.exe 11->17         started        process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 14->62 64 Maps a DLL or memory area into another process 14->64 66 Sample uses process hollowing technique 14->66 68 Queues an APC in another process (thread injection) 14->68 19 explorer.exe 14->19 injected process8 dnsIp9 36 www.hfjxhs.com 156.241.53.161, 49775, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 19->36 38 biztekno.com 151.106.118.75, 49773, 80 PLUSSERVER-ASN1DE Germany 19->38 40 13 other IPs or domains 19->40 50 System process connects to network (likely due to code injection or exploit) 19->50 23 chkdsk.exe 19->23         started        signatures10 process11 signatures12 52 Modifies the context of a thread in another process (thread injection) 23->52 54 Maps a DLL or memory area into another process 23->54 56 Tries to detect virtualization through RDTSC time measurements 23->56 26 cmd.exe 1 23->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d3cd6590c46fe61bf0858cf52a4aab0e2f5389df2fcb55908151df0434f6c0a7/
Threat name:
Win32.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-06-07 05:57:18 UTC
AV detection:
7 of 47 (14.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2pgwlegen7tbx4efrt2susvlbyxvhco7f7fvleebkhpqinhwyctq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
196b6069472a478c158cae56200e7d627d7e6b32ab1f361a36b75234bbf998de
Formbook
1daf7e2b17fbb5d496223b1eec3fcf8efe3bc3ba1310bf61daef38fd740a6014
Formbook
5a77d7c7c407337a3900bc0b58f0e27a6ba71a35a5ae92a85861e6b020ea8496
Formbook
7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b
Formbook
ac21c19e58c41f268014ca25f2fab76c398eaf6b58e0e66b74b0b0a30395dbc4
Formbook
b9a1fe9efdf30fcb9880c9c06f7454179e57556e000ab5bca198bccca5623704
Formbook
cf8267515b516bbd024f13e14fd7433a05e4917b7b7af2509680823c9e2aff0c
Formbook
dca4ef28227337fd8db96514bf0304a4623784e61fb78e081911b9c8f0d9fa81
Formbook
e07c6115d9384a13918a22ac6f22631f78a9f18f8eaf3a945c6ba80ba91d713e
Formbook
e1339c4548f73e4f250fed46d56bbce84491ca122aed7527731bb8d72df83e11
Formbook
+ 5'368 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210607-nrk9sgjwhx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.adultpeace.com/p2io/
Unpacked files
SH256 hash:
34e69e90b7cb6121c3f93911f21dfb00491ea5d5bb79bfce4902d04f72c24184
MD5 hash:
b6b086a0ab13f3feb9ee8c846d230e5d
SHA1 hash:
dd8e1b816f3e7d9dcfa6eddc20a27fe0fbed478a
Link:
https://www.unpac.me/results/f67515e8-1a68-42f3-994a-acd26d2e4a8e/
SH256 hash:
d3cd6590c46fe61bf0858cf52a4aab0e2f5389df2fcb55908151df0434f6c0a7
MD5 hash:
b076f162e8d25375316402e7ba31e271
SHA1 hash:
57b779888b6b35e50f1bec0e12c0a57713f07f72
Link:
https://www.unpac.me/results/f67515e8-1a68-42f3-994a-acd26d2e4a8e/
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/d3cd6590c46fe61bf0858cf52a4aab0e2f5389df2fcb55908151df0434f6c0a7

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe d3cd6590c46fe61bf0858cf52a4aab0e2f5389df2fcb55908151df0434f6c0a7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1335106/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/164884/

Comments