MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660. 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: ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660
SHA3-384 hash: 3aae5f73fb477845023b4da9488eee019eb450c2b64c6e024f582ef4f36f39ee0a684ae8cd4619bddb3f625c1bff572f
SHA1 hash: 6ea61f1b39548a8b9192c0606d6daeb2c071a190
MD5 hash: 1f45b0e2bd669bce49b2140373243a91
humanhash: wyoming-uranus-avocado-maryland
File name:1f45b0e2bd669bce49b2140373243a91.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:205'564 bytes
First seen:2021-06-22 16:22:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 3072:ABynOpL12rioc6MPPUFMG4F/IKyhLoKFvqu2w8mSAnBdcgOe9sAKwWE:ABlL/bHgMGm/WiKVquYmfdaIsOX
Threatray 5'942 similar samples on MalwareBazaar
TLSH 0314123262C0582BE9C74BB057B7D72DCBFB422D1012454F83B59F7A0BAA5C7952E4A3
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1f45b0e2bd669bce49b2140373243a91.exe
Verdict:
Malicious activity
Analysis date:
2021-06-22 16:26:09 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/066b79b5-7efe-4274-bf03-66dda325c23b

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/167648/
Detection(s):
SecuriteInfo.com..16680.22658.UNOFFICIAL
Create hunting rule

Result
Verdict:
MALICIOUS
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/0408fa00-0f44-4e31-90f5-f55b67249c7d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/806131
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
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)
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 438542 Sample: WXs8v9QuE7.exe Startdate: 22/06/2021 Architecture: WINDOWS Score: 100 33 www.shenghui118.com 2->33 35 www.reufhroir.com 2->35 37 2 other IPs or domains 2->37 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 5 other signatures 2->59 10 WXs8v9QuE7.exe 19 2->10         started        14 explorer.exe 2->14         started        signatures3 process4 dnsIp5 29 C:\Users\user\AppData\Local\...\pplsesniiplv, DOS 10->29 dropped 31 C:\Users\user\AppData\Local\...\System.dll, PE32 10->31 dropped 67 Detected unpacking (changes PE section rights) 10->67 69 Maps a DLL or memory area into another process 10->69 71 Tries to detect virtualization through RDTSC time measurements 10->71 17 WXs8v9QuE7.exe 10->17         started        39 mutanterestaurante.com 50.87.146.99, 49749, 80 UNIFIEDLAYER-AS-1US United States 14->39 41 www.fredrika-stahl.com 185.53.177.12, 49743, 80 TEAMINTERNET-ASDE Germany 14->41 43 16 other IPs or domains 14->43 73 System process connects to network (likely due to code injection or exploit) 14->73 20 autoconv.exe 14->20         started        file6 signatures7 process8 signatures9 45 Modifies the context of a thread in another process (thread injection) 17->45 47 Maps a DLL or memory area into another process 17->47 49 Sample uses process hollowing technique 17->49 51 Queues an APC in another process (thread injection) 17->51 22 cscript.exe 17->22         started        process10 signatures11 61 Modifies the context of a thread in another process (thread injection) 22->61 63 Maps a DLL or memory area into another process 22->63 65 Tries to detect virtualization through RDTSC time measurements 22->65 25 cmd.exe 1 22->25         started        process12 process13 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-06-22 15:50:39 UTC
AV detection:
11 of 29 (37.93%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=54c52j7c3rez2pa7ilyakjp6u4qeonnm2rohua7pw6fcigu7szqa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06bed76c389db454d5b86a64bf7127a21c013b48d79b3b83511263c424f5cf65
Formbook
096ca35528ef4f702e93f5f17d7954f26fb48acd4526794ce1ee99d27cf1a4c3
Formbook
0e5e0b70c6db438a67db5ac483b0a4fc904742bc98ffb6d02b0595c868f3cdf0
Formbook
3026185f9dd7b26700a92b8d5d2eb94b8f7f246b944fcb49c8e8bdc41c2c6094
Formbook
441a0a46bcdfdee8c8b6761798e75a65204eac43b47547557604f80f26b87e95
Formbook
9998ff1d42d8af0fcc166bea36887eebf182e91d1816853d9f80e6cbbbaf9145
Formbook
a514741f5e99ded17c767b1159e98f86ae0b918fcff56f53d365e4744104f457
Formbook
bf6ae876108b5fec915d91bd36d3ccd22c8593be29412521c32a4b3f11a757f0
Formbook
cbd8d7c3cf92798b8306074a078a94b84cb49a0db60eafc22d277231a23d7fda
Formbook
cd86cea47a0d0f6e75738d7376d6cbc4b195e3640641665274552ae290149b3a
Formbook
+ 5'932 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210622-nmm9rkta1n/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.oceancollaborative.com/bp3i/
Unpacked files
SH256 hash:
e7cb3364eec05f8491c7d9c46a03f76c0230bf6f572af5036c773791b0c75801
MD5 hash:
28856140f26d786059036ad6f098e9d8
SHA1 hash:
18f6286946f4b2c409dafad8452d1c35f375882e
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/5243c390-6a7f-466d-af28-8e459240def5/
Parent samples :
096ca35528ef4f702e93f5f17d7954f26fb48acd4526794ce1ee99d27cf1a4c3
cbd8d7c3cf92798b8306074a078a94b84cb49a0db60eafc22d277231a23d7fda
0e5e0b70c6db438a67db5ac483b0a4fc904742bc98ffb6d02b0595c868f3cdf0
3026185f9dd7b26700a92b8d5d2eb94b8f7f246b944fcb49c8e8bdc41c2c6094
ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660
SH256 hash:
bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1
MD5 hash:
56a321bd011112ec5d8a32b2f6fd3231
SHA1 hash:
df20e3a35a1636de64df5290ae5e4e7572447f78
Link:
https://www.unpac.me/results/5243c390-6a7f-466d-af28-8e459240def5/
SH256 hash:
ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660
MD5 hash:
1f45b0e2bd669bce49b2140373243a91
SHA1 hash:
6ea61f1b39548a8b9192c0606d6daeb2c071a190
Link:
https://www.unpac.me/results/5243c390-6a7f-466d-af28-8e459240def5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660

File information

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

Web download

Formbook

Executable exe ef05dd27e2dc499d3c1f42f00525fea7204735acd45c7a03efb78a241a9f9660

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1335109/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/167648/

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