MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21350c749a15b06efda33cae533086eab02ef83685d539556407633676de94bb. 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 1

SHA256 hash: 21350c749a15b06efda33cae533086eab02ef83685d539556407633676de94bb
SHA3-384 hash: e1d1a8c9eeb745d6a1617e9284744a6b1988fa6375e9e98873c925870c701ae6699514203a394b4e30d38f5f55b00e88
SHA1 hash: 33fea576d37736131811f5c528aa6439ca53ed95
MD5 hash: d41f65d9b8b141d40387320ce54f9ac3
humanhash: eleven-seventeen-juliet-pluto
File name:d41f65d9b8b141d40387320ce54f9ac3
Download: download sample
Signature Formbook
File size:305'857 bytes
First seen:2021-10-05 08:21:33 UTC
Last seen:2021-10-05 10:18:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:F8LxBs3nJrv0zlkc8PbinRR2Nciu3WcHcdu9FYlIRVFAyC7RoCadesoWqJJ:/XJr85mPbWiu39uRIRcHFxxvL
Threatray 9'996 similar samples on MalwareBazaar
TLSH T1245423A7BBC184F7F5A669304E71D6B8F333E21984141743CB584D7E7E792858F08626
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
166
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SCAN8570.xlsx
Verdict:
Malicious activity
Analysis date:
2021-10-05 06:57:41 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
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
Self deletion via cmd delete
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 497011 Sample: F4BnzY4lp8 Startdate: 05/10/2021 Architecture: WINDOWS Score: 100 31 www.fb90km.com 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 4 other signatures 2->45 11 F4BnzY4lp8.exe 17 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\xkbzkendk.dll, PE32 11->29 dropped 57 Detected unpacking (changes PE section rights) 11->57 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 F4BnzY4lp8.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.lockolock.com 145.131.10.226, 49790, 80 SENTIANL Netherlands 18->33 35 adult-affi2401.com 150.95.54.145, 49814, 80 INTERQGMOInternetIncJP Japan 18->35 37 14 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cscript.exe 18->22         started        signatures11 process12 signatures13 49 Self deletion via cmd delete 22->49 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Threat name:
Win32.Backdoor.Androm
Status:
Malicious
First seen:
2021-10-05 04:05:22 UTC
AV detection:
13 of 45 (28.89%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader campaign:p08r loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.puremicrodosing.com/p08r/
Unpacked files
SH256 hash:
21350c749a15b06efda33cae533086eab02ef83685d539556407633676de94bb
MD5 hash:
d41f65d9b8b141d40387320ce54f9ac3
SHA1 hash:
33fea576d37736131811f5c528aa6439ca53ed95
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Formbook

Executable exe 21350c749a15b06efda33cae533086eab02ef83685d539556407633676de94bb

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-10-05 08:21:33 UTC

url : hxxp://198.12.107.117/8570/vbc.exe