MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21903a861055a5164a0b7ac7b6383006aa3f74308c2cc0891e5815f0e5d72643. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21903a861055a5164a0b7ac7b6383006aa3f74308c2cc0891e5815f0e5d72643
SHA3-384 hash: f87eef89bb654da688d05a618d58f8da93bd6c630d5f43d7e4633ea527fd3067bf438159c0fa0f068a0db4f453dbee0f
SHA1 hash: 44b0594b5d911a7743c014c882641adc5592772c
MD5 hash: dcf861a4858cc95b9d2e9ec60969933e
humanhash: xray-fillet-east-white
File name:dcf861a4858cc95b9d2e9ec60969933e.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:909'824 bytes
First seen:2021-08-05 15:45:52 UTC
Last seen:2021-08-05 17:13:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:esstYdODLqJmNuoLfZBm9MeOoWaXuhDfG9LQsIiUmbVysKRTTIpjxTHITnhDtLjJ:PstY4PTfOVSfI0D16MpRTkpjpHCBZX5
Threatray 1'001 similar samples on MalwareBazaar
TLSH T12A157C2129EB210DF0B69BB90FD4F4B24ABEE96516CEF1BA38C04B474739A91CD51731
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
315
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
dcf861a4858cc95b9d2e9ec60969933e.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-05 15:49:34 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/54d1ddbc-a75a-42d7-9942-a0043d32d48d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/176727/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.37350286.6793.20060.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching the default Windows debugger (dwwin.exe)
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e3427dbf-8c30-42f8-9382-a2b03ac50f0f
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/827482
Signature
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 459914 Sample: EENhF68n4r.exe Startdate: 05/08/2021 Architecture: WINDOWS Score: 52 15 Multi AV Scanner detection for submitted file 2->15 17 Machine Learning detection for sample 2->17 6 EENhF68n4r.exe 2 2->6         started        process3 process4 8 WerFault.exe 23 9 6->8         started        11 WerFault.exe 6->11         started        file5 13 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 8->13 dropped
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21903a861055a5164a0b7ac7b6383006aa3f74308c2cc0891e5815f0e5d72643/
Threat name:
ByteCode-MSIL.Trojan.Sabsik
Create hunting rule
Status:
Malicious
First seen:
2021-08-05 03:39:02 UTC
File Type:
PE (.Net Exe)
Extracted files:
33
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egidvbqqkwsrmsqlpld3mobqa2vd65bqrqwmbci6lak7bzoxezbq._file
Verdict:
unknown
Similar samples:
08d9411339dad2fe13ff3f4214d8a8d4a54dd3c9cfc9722c9c57d057826efcff
Formbook
0f4b7751e9f37362fa93b362e43c08631b11ddab97f83b9fa2e393b3429f43f7
Formbook
1967e0a5da88244c0b9ce1c35f7df573c1004947ea5b39f94cd45176ea940894
Formbook
4a41c471d9315c849aa3585f39d511ba8c359e45df6d7fb0932ab52662e5a6e7
Formbook
503660af16b89ea2dcb7afa3537cfff0df5cbc3a3f036e4aa7bbd39783cd8df9
Formbook
728e9f5fbcaff9466990fa15b2cd591ec1b2540bb5ff7b7b8246ad83572e854e
Formbook
a9ebd53b04c770e9500e4685195a122d8935294c452b2659ab67ecc910772706
Formbook
c552c461cc4933aa74cfc448840338efc4f128f2c2c7f4b0363448965b470cb8
Formbook
c5bf88556a01cc66703fe980986b7b7adade8a711b8651e35c8615cada08af09
Formbook
dbc6950b090d71c1a274f1fd99fa2d84e720779513f8809a3dc590dde012cc80
Formbook
+ 991 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/210805-hmngh8c38a/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Program crash
Unpacked files
SH256 hash:
aed00f82f1772e5a403cce9c1349202c8371e67ed9ef19a33cac0bf2a411f3c1
MD5 hash:
c273f926e2a29bd62cc8f27b569a0b2a
SHA1 hash:
e08d302cab3e11d776599a6b0537207fce6f9c51
Link:
https://www.unpac.me/results/ea181b2e-014c-478e-807d-bffece781383/
SH256 hash:
21903a861055a5164a0b7ac7b6383006aa3f74308c2cc0891e5815f0e5d72643
MD5 hash:
dcf861a4858cc95b9d2e9ec60969933e
SHA1 hash:
44b0594b5d911a7743c014c882641adc5592772c
Link:
https://www.unpac.me/results/ea181b2e-014c-478e-807d-bffece781383/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/21903a861055a5164a0b7ac7b6383006aa3f74308c2cc0891e5815f0e5d72643

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: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 21903a861055a5164a0b7ac7b6383006aa3f74308c2cc0891e5815f0e5d72643

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1505339/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/176727/

Comments