MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51e2e890ac898a62cb6478414ac1079df55a036da252026d4f5c8f7f09e400b3. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 51e2e890ac898a62cb6478414ac1079df55a036da252026d4f5c8f7f09e400b3
SHA3-384 hash: 66f22993d6587ac98edbe6ca7aaba9b3bbb6d471cd80fa3cc5b5136a26e466d9a8c47323163509ce826be8808926dd7c
SHA1 hash: 65cca2488da8a1d479e2ef9745a27c7c2495f6c4
MD5 hash: 8ea0022fe9bfb7a53c0650a1991d9420
humanhash: apart-may-hot-rugby
File name:DHL Shipment Notification 5011586210.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:367'104 bytes
First seen:2020-06-02 06:45:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:zxanJ2WI0ahaqmvK4Cqwpu/e+gnoGpob9cAjkTfpYpPapkSd9ug7x8nInfxD6MR:z8nJ2WI0qaqmvK4Cq/hgoMWcAYTf+pPK
Threatray 5'012 similar samples on MalwareBazaar
TLSH 4774AE3043A84A23CEAD93B9D0F5010993E1CF6D055AEB89CA1274E56F7B372F52365B
Reporter abuse_ch
Tags:DHL exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: mxr011.valueserver.jp
Sending IP: 203.189.104.101
From: DHL Courier Service® <no-reply@dhl.com>
Subject: DHL Shipment Notification : 5011586210
Attachment: DHL Shipment Notification 5011586210.img (contains "DHL Shipment Notification 5011586210.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-02 02:54:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
16 of 31 (51.61%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=khrorefmrgfgfs3epbauvqihtx2vua3nujjae3kplshx6cpeaczq._file
Verdict:
malicious
Similar samples:
00983a8176276beea115d21fef7919c49b29b96d78dbc2151cc04cc7d8c95b35
FormBook
4fd6cfb4c08338e8b3a6ec64118aa6ad90350e865e90365b5b700aa41908b984
FormBook
515f7d3e80be5b43204e165789a22254722d90b39c3a130f91949d1a511ff082
FormBook
7d667845924245b2c6acee25a643afab5ad0a822614574c93cbf19ff0bb4f8c4
FormBook
8791d7218610249f735812d5d7f4f890e0e399c3efab189221bfe96732fc2b1e
FormBook
abdda3f05f9a29ab8ea6f45d5249f04168a17f3b64034a3596f8b0f1701db1a5
FormBook
b24a5df4c63722afbed1e3807b18fcc065008ec3431de146dbf3657dffa00893
FormBook
df745e4434b953ab404e59ef73608a9f3148fa7d629a28b7401c295efdf618b6
FormBook
ebb20ece00b9d35c26bb797dbbbd6df726473e198a53095cb232dc8042c18d7e
FormBook
fc95c84eb428f263fef3220d512a2f602570f2acb41a46114244c30af48fd51b
FormBook
+ 5'002 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/201109-fqyze3wlnj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Gathers network information
Modifies Internet Explorer settings
Suspicious use of UnmapMainImage
Drops file in Program Files directory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.porcber.com/mq3/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

FormBook

img da3a2f5c493aabfba08548ebf199ec7ab8cb247edc1b006a448c153960ac7600

FormBook

Executable exe 51e2e890ac898a62cb6478414ac1079df55a036da252026d4f5c8f7f09e400b3

(this sample)

  
Dropped by
MD5 7b8607f60471a33a06ed343cb076b246
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 da3a2f5c493aabfba08548ebf199ec7ab8cb247edc1b006a448c153960ac7600

Comments