MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d31340f14a66b43a1f5cf461cf48278bb97bfc33ef5a8bd0b29d0a3e6f315895. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d31340f14a66b43a1f5cf461cf48278bb97bfc33ef5a8bd0b29d0a3e6f315895
SHA3-384 hash: c60d253f8babe7054c6a67987cd4bb1814ab8e0e7c9b14c5eee0798fe882b823435cd1f08767e24cd6549546897dd565
SHA1 hash: 14125d61fbcf4b63cb9c9ad82a60be3ad9aa2a3d
MD5 hash: aee550440966b0bd34d9ccb2b1f7f146
humanhash: stairway-yellow-twenty-mexico
File name:JdtN8nIcLi8RQOi.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:842'240 bytes
First seen:2021-01-13 20:16:40 UTC
Last seen:2021-01-13 21:59:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:XkIYTA00cOkUWBGzW9R5h2ZDilvWozrGX:KWUGz6hMDsWozK
TLSH AE052741ABF5971CE3BD26FF24E000612BE1EE25B6BCD21DF97070655AB2A1804FD792
Reporter abuse_ch
Tags:exe FormBook Outlook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: APC01-SG2-obe.outbound.protection.outlook.com
Sending IP: 40.92.253.29
From: swee keat <sweekeat_07@hotmail.com>
Subject: Fw: IT/56/01/2021 - INVOICE
Attachment: JdtN8nIcLi8RQOipdf.z (contains "JdtN8nIcLi8RQOi.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
165
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
JdtN8nIcLi8RQOi.exe
Verdict:
Malicious activity
Analysis date:
2021-01-14 05:40:40 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/cea99f77-420a-49a3-a2f2-516d20f37dad

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/111859/
Detection(s):
SecuriteInfo.com.ArtemisAEE550440966.2512.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Launching cmd.exe command interpreter
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/580634
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
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 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: 339360 Sample: JdtN8nIcLi8RQOi.exe Startdate: 13/01/2021 Architecture: WINDOWS Score: 100 32 www.nipseythegreat.com 2->32 34 g.msn.com 2->34 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 6 other signatures 2->52 11 JdtN8nIcLi8RQOi.exe 3 2->11         started        signatures3 process4 file5 30 C:\Users\user\...\JdtN8nIcLi8RQOi.exe.log, ASCII 11->30 dropped 62 Tries to detect virtualization through RDTSC time measurements 11->62 64 Injects a PE file into a foreign processes 11->64 15 JdtN8nIcLi8RQOi.exe 11->15         started        signatures6 process7 signatures8 66 Modifies the context of a thread in another process (thread injection) 15->66 68 Maps a DLL or memory area into another process 15->68 70 Sample uses process hollowing technique 15->70 72 Queues an APC in another process (thread injection) 15->72 18 explorer.exe 15->18 injected process9 dnsIp10 36 www.promanconsortium.com 192.185.0.218, 49777, 80 UNIFIEDLAYER-AS-1US United States 18->36 38 www.bimetalthermostatksd.com 52.116.52.25, 49759, 49782, 80 SOFTLAYERUS United States 18->38 40 20 other IPs or domains 18->40 54 System process connects to network (likely due to code injection or exploit) 18->54 22 WWAHost.exe 12 18->22         started        signatures11 process12 dnsIp13 42 www.animaliaartist.com 22->42 44 animaliaartist.com 22->44 56 Modifies the context of a thread in another process (thread injection) 22->56 58 Maps a DLL or memory area into another process 22->58 60 Tries to detect virtualization through RDTSC time measurements 22->60 26 cmd.exe 1 22->26         started        signatures14 process15 process16 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d31340f14a66b43a1f5cf461cf48278bb97bfc33ef5a8bd0b29d0a3e6f315895/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-13 20:17:12 UTC
AV detection:
11 of 29 (37.93%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2mjub4kkm22duh246rq46sbhro4xx7bt55nixufstufd43zrlckq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210113-px4hf7dajn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.allismd.com/ur06/
Unpacked files
SH256 hash:
d31340f14a66b43a1f5cf461cf48278bb97bfc33ef5a8bd0b29d0a3e6f315895
MD5 hash:
aee550440966b0bd34d9ccb2b1f7f146
SHA1 hash:
14125d61fbcf4b63cb9c9ad82a60be3ad9aa2a3d
Link:
https://www.unpac.me/results/e99a4c7a-380d-4f5f-aa17-377b71f0e391/
SH256 hash:
296620e9308a1069ca98d27c426f25f5c1f87d9240bb371c657571034b0261b5
MD5 hash:
4cf24d41a7882216740280e3294cb853
SHA1 hash:
6bcb31d3dc0a7d71da1067a628168664202769a4
Link:
https://www.unpac.me/results/e99a4c7a-380d-4f5f-aa17-377b71f0e391/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.97
Link:
https://yomi.yoroi.company/submissions/d31340f14a66b43a1f5cf461cf48278bb97bfc33ef5a8bd0b29d0a3e6f315895

File information

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

Malspam

Formbook

zip 4880d465dbd205c1489ed295b6ebfcd9c0f1245c5bd2c5287bf773f3662dd7a5

Formbook

Executable exe d31340f14a66b43a1f5cf461cf48278bb97bfc33ef5a8bd0b29d0a3e6f315895

(this sample)

  
Dropped by
MD5 a5de7d3a23e3fbe87dde2aaee96d59c2
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/111859/
  
Dropped by
SHA256 4880d465dbd205c1489ed295b6ebfcd9c0f1245c5bd2c5287bf773f3662dd7a5

Comments